Severe Center
W. N. Dakota Warnings, Watches, And Advisories Freeze Warning
Freeze Warning
In effect:
Tuesday, Apr 21 2026 12:00 AM EDT – Tuesday, Apr 21 2026 9:00 AM EDT
Issued by NWS Mount Holly NJ
FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY
What:
Sub-freezing temperatures as low as 27 degrees expected.
Sub-freezing temperatures as low as 27 degrees expected.
Where:
In Delaware, New Castle County. In Pennsylvania, Delaware
and Philadelphia Counties.
In Delaware, New Castle County. In Pennsylvania, Delaware
and Philadelphia Counties.
When:
From midnight tonight to 9 AM EDT Tuesday.
From midnight tonight to 9 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold.
Take steps now to protect tender plants from the cold.
Areas Impacted:
New Castle
Delaware
Philadelphia
Freeze Warning
In effect:
Tuesday, Apr 21 2026 12:00 AM EDT – Tuesday, Apr 21 2026 9:00 AM EDT
Issued by NWS Mount Holly NJ
FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY... ...FREEZE WARNING HAS EXPIRED
What:
Sub-freezing temperatures as low as 22 degrees expected.
Sub-freezing temperatures as low as 22 degrees expected.
Where:
In New Jersey, Sussex County. In Pennsylvania, Carbon and
Monroe Counties.
In New Jersey, Sussex County. In Pennsylvania, Carbon and
Monroe Counties.
When:
From midnight tonight to 9 AM EDT Tuesday.
From midnight tonight to 9 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold.
Take steps now to protect tender plants from the cold.
Areas Impacted:
Sussex
Carbon
Monroe
Freeze Warning
In effect:
Tuesday, Apr 21 2026 12:00 AM EDT – Tuesday, Apr 21 2026 9:00 AM EDT
Issued by NWS Mount Holly NJ
FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY
What:
Sub-freezing temperatures as low as 26 degrees expected.
Sub-freezing temperatures as low as 26 degrees expected.
Where:
Portions of central, northern, northwest, and southern New
Jersey and east central and southeast Pennsylvania.
Portions of central, northern, northwest, and southern New
Jersey and east central and southeast Pennsylvania.
When:
From midnight tonight to 9 AM EDT Tuesday.
From midnight tonight to 9 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold.
Take steps now to protect tender plants from the cold.
Areas Impacted:
Warren
Morris
Hunterdon
Somerset
Middlesex
Western Monmouth
Mercer
Salem
Gloucester
Camden
Northwestern Burlington
Ocean
Cumberland
Atlantic
Cape May
Southeastern Burlington
Berks
Lehigh
Northampton
Western Chester
Eastern Chester
Western Montgomery
Eastern Montgomery
Upper Bucks
Lower Bucks
Freeze Warning
In effect:
Tuesday, Apr 21 2026 12:00 AM EDT – Tuesday, Apr 21 2026 9:00 AM EDT
Issued by NWS Mount Holly NJ
FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY
What:
Sub-freezing temperatures as low as 29 degrees expected.
Sub-freezing temperatures as low as 29 degrees expected.
Where:
In Delaware, Kent and Inland Sussex Counties. In Maryland,
Caroline, Kent MD, Queen Annes, and Talbot Counties.
In Delaware, Kent and Inland Sussex Counties. In Maryland,
Caroline, Kent MD, Queen Annes, and Talbot Counties.
When:
From midnight tonight to 9 AM EDT Tuesday.
From midnight tonight to 9 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold.
Take steps now to protect tender plants from the cold.
Areas Impacted:
Kent
Inland Sussex
Kent
Queen Anne's
Talbot
Caroline
Freeze Warning
In effect:
Tuesday, Apr 21 2026 12:00 AM EDT – Tuesday, Apr 21 2026 11:00 AM EDT
Issued by NWS State College PA
FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 11 AM EDT TUESDAY... ...FREEZE WARNING FOR THIS MORNING HAS EXPIRED
What:
Sub-freezing temperatures as low as 22 expected late
tonight and early Tuesday.
Sub-freezing temperatures as low as 22 expected late
tonight and early Tuesday.
Where:
Cameron, Clearfield, Elk, McKean, Northern Centre,
Northern Clinton, and Warren Counties.
Cameron, Clearfield, Elk, McKean, Northern Centre,
Northern Clinton, and Warren Counties.
When:
From midnight tonight to 11 AM EDT Tuesday.
From midnight tonight to 11 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants and vegetation from the cold.
Unprotected early season plantings may freeze.
Take steps now to protect tender plants and vegetation from the cold.
Unprotected early season plantings may freeze.
Areas Impacted:
Warren
McKean
Elk
Cameron
Northern Clinton
Clearfield
Northern Centre
Freeze Warning
In effect:
Tuesday, Apr 21 2026 12:00 AM EDT – Tuesday, Apr 21 2026 9:00 AM EDT
Issued by NWS State College PA
FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY... ...FREEZE WARNING FOR THIS MORNING HAS EXPIRED
What:
Sub-freezing temperatures as low as 24 expected late
tonight and early Tuesday.
Sub-freezing temperatures as low as 24 expected late
tonight and early Tuesday.
Where:
Bedford, Blair, Cambria, Somerset, Southern Centre,
Southern Clinton, and Southern Lycoming Counties.
Bedford, Blair, Cambria, Somerset, Southern Centre,
Southern Clinton, and Southern Lycoming Counties.
When:
From midnight tonight to 9 AM EDT Tuesday.
From midnight tonight to 9 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants and vegetation from the cold.
Unprotected early season plantings may freeze.
Take steps now to protect tender plants and vegetation from the cold.
Unprotected early season plantings may freeze.
Areas Impacted:
Southern Centre
Cambria
Blair
Somerset
Bedford
Southern Clinton
Southern Lycoming
Freeze Warning
In effect:
Tuesday, Apr 21 2026 12:00 AM EDT – Tuesday, Apr 21 2026 9:00 AM EDT
Issued by NWS State College PA
FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY
What:
Sub-freezing temperatures as low as 27 expected late
tonight and early Tuesday.
Sub-freezing temperatures as low as 27 expected late
tonight and early Tuesday.
Where:
A portion of central Pennsylvania.
A portion of central Pennsylvania.
When:
From midnight tonight to 9 AM EDT Tuesday.
From midnight tonight to 9 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants and vegetation from the cold.
Unprotected early season plantings may freeze.
Take steps now to protect tender plants and vegetation from the cold.
Unprotected early season plantings may freeze.
Areas Impacted:
Huntingdon
Mifflin
Juniata
Fulton
Franklin
Union
Snyder
Montour
Northumberland
Columbia
Perry
Dauphin
Schuylkill
Lebanon
Cumberland
Adams
York
Lancaster
Freeze Warning
In effect:
Monday, Apr 20 2026 11:00 PM EDT – Tuesday, Apr 21 2026 9:00 AM EDT
Issued by NWS Charleston WV
FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 9 AM EDT TUESDAY... ...FREEZE WARNING IS CANCELLED THIS MORNING
What:
Sub-freezing temperatures as low as 26 expected.
Sub-freezing temperatures as low as 26 expected.
Where:
In Ohio, Athens, Morgan, Perry, and Vinton Counties. In
West Virginia, Northwest Pocahontas, Northwest Randolph, Southeast
Randolph, and Southeast Webster Counties.
In Ohio, Athens, Morgan, Perry, and Vinton Counties. In
West Virginia, Northwest Pocahontas, Northwest Randolph, Southeast
Randolph, and Southeast Webster Counties.
When:
From 11 PM this evening to 9 AM EDT Tuesday.
From 11 PM this evening to 9 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Additional Details:
This morning's Freeze Warning has ended as
temperatures rise into the upper 30s and lower 40s. Another Freeze
Warning goes into effect tonight.
This morning's Freeze Warning has ended as
temperatures rise into the upper 30s and lower 40s. Another Freeze
Warning goes into effect tonight.
Instructions:
Additional information can be found at https://www.weather.gov/rlx
as well as on our X and Facebook pages.
Additional information can be found at https://www.weather.gov/rlx
as well as on our X and Facebook pages.
Areas Impacted:
Perry
Morgan
Athens
Vinton
Southeast Webster
Northwest Pocahontas
Northwest Randolph
Southeast Randolph
Freeze Warning
In effect:
Monday, Apr 20 2026 11:00 PM EDT – Tuesday, Apr 21 2026 9:00 AM EDT
Issued by NWS Charleston WV
FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 9 AM EDT TUESDAY... ...FROST ADVISORY IS CANCELLED THIS MORNING
What:
Sub-freezing temperatures as low as 30 expected.
Sub-freezing temperatures as low as 30 expected.
Where:
Portions of southeast Ohio and central, northeast,
northern, southeast, southern, and western West Virginia.
Portions of southeast Ohio and central, northeast,
northern, southeast, southern, and western West Virginia.
When:
From 11 PM this evening to 9 AM EDT Tuesday.
From 11 PM this evening to 9 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Additional Details:
This morning's Frost Advisory has ended as
temperatures rise into the upper 30s and lower 40s. A Freeze
Warning goes into effect tonight.
This morning's Frost Advisory has ended as
temperatures rise into the upper 30s and lower 40s. A Freeze
Warning goes into effect tonight.
Instructions:
Additional information can be found at https://www.weather.gov/rlx
as well as on our X and Facebook pages.
Additional information can be found at https://www.weather.gov/rlx
as well as on our X and Facebook pages.
Areas Impacted:
Washington
Jackson
Meigs
Gallia
Mason
Jackson
Wood
Pleasants
Tyler
Roane
Wirt
Calhoun
Ritchie
Doddridge
Clay
Braxton
Gilmer
Lewis
Harrison
Taylor
Wyoming
Upshur
Barbour
Northwest Raleigh
Southeast Raleigh
Northwest Fayette
Southeast Fayette
Northwest Nicholas
Southeast Nicholas
Northwest Webster
Southeast Pocahontas
Freeze Warning
In effect:
Monday, Apr 20 2026 11:00 PM EDT – Tuesday, Apr 21 2026 10:00 AM EDT
Issued by NWS Wilmington OH
FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 10 AM EDT TUESDAY... ...FREEZE WARNING FOR THIS MORNING IS CANCELLED
What:
Sub-freezing temperatures as low as 32 expected.
Sub-freezing temperatures as low as 32 expected.
Where:
Delaware, Fairfield, Hocking, and Licking Counties.
Delaware, Fairfield, Hocking, and Licking Counties.
When:
From 11 PM this evening to 10 AM EDT Tuesday.
From 11 PM this evening to 10 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps to protect tender plants from the cold.
Take steps to protect tender plants from the cold.
Areas Impacted:
Delaware
Licking
Fairfield
Hocking
Freeze Warning
In effect:
Tuesday, Apr 21 2026 12:00 AM EDT – Tuesday, Apr 21 2026 9:00 AM EDT
Issued by NWS Upton NY
FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY
What:
Sub-freezing temperatures from the mid 20s to lower 30s
expected.
Sub-freezing temperatures from the mid 20s to lower 30s
expected.
Where:
Portions of southern Connecticut, northeast New Jersey,
and southeast New York.
Portions of southern Connecticut, northeast New Jersey,
and southeast New York.
When:
From midnight tonight to 9 AM EDT Tuesday.
From midnight tonight to 9 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops and other
sensitive vegetation.
Frost and freeze conditions could kill crops and other
sensitive vegetation.
Instructions:
Take steps now to protect tender plants from the cold.
Take steps now to protect tender plants from the cold.
Areas Impacted:
Northern Fairfield
Northern New Haven
Northern Middlesex
Northern New London
Southern Fairfield
Southern New Haven
Southern Middlesex
Southern New London
Western Passaic
Eastern Passaic
Western Bergen
Eastern Bergen
Western Essex
Eastern Essex
Western Union
Eastern Union
Orange
Putnam
Rockland
Northern Westchester
Southern Westchester
Northwest Suffolk
Northeast Suffolk
Southwest Suffolk
Southeast Suffolk
Freeze Warning
In effect:
Monday, Apr 20 2026 11:00 PM EDT – Tuesday, Apr 21 2026 9:00 AM EDT
Issued by NWS Pittsburgh PA
FREEZE WARNING IS CANCELLED FOR THIS MORNING... ...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 9 AM EDT TUESDAY
What:
Sub-freezing temperatures as low as 26 expected.
Sub-freezing temperatures as low as 26 expected.
Where:
Portions of east central Ohio, northwest, southwest, and
western Pennsylvania, and northern West Virginia.
Portions of east central Ohio, northwest, southwest, and
western Pennsylvania, and northern West Virginia.
When:
From 11 PM this evening to 9 AM EDT Tuesday.
From 11 PM this evening to 9 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold.
Take steps now to protect tender plants from the cold.
Areas Impacted:
Tuscarawas
Carroll
Columbiana
Coshocton
Harrison
Jefferson
Muskingum
Guernsey
Mercer
Venango
Forest
Lawrence
Butler
Clarion
Jefferson
Beaver
Armstrong
Westmoreland Ridges
Fayette Ridges
Indiana
Higher Elevations of Indiana
Hancock
Ridges of Eastern Monongalia and Northwestern Preston
Preston
Eastern Preston
Western Tucker
Eastern Tucker
Freeze Warning
In effect:
Monday, Apr 20 2026 11:00 PM EDT – Tuesday, Apr 21 2026 9:00 AM EDT
Issued by NWS Pittsburgh PA
FROST ADVISORY IS CANCELLED FOR THIS MORNING... ...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 9 AM EDT TUESDAY
What:
Sub-freezing temperatures as low as 28 expected.
Sub-freezing temperatures as low as 28 expected.
Where:
Portions of east central Ohio, southwest and western
Pennsylvania, and northern and the northern panhandle of West
Virginia.
Portions of east central Ohio, southwest and western
Pennsylvania, and northern and the northern panhandle of West
Virginia.
When:
From 11 PM this evening to 9 AM EDT Tuesday.
From 11 PM this evening to 9 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold.
Take steps now to protect tender plants from the cold.
Areas Impacted:
Belmont
Noble
Monroe
Allegheny
Washington
Greene
Westmoreland
Fayette
Brooke
Ohio
Marshall
Wetzel
Marion
Monongalia
Freeze Warning
In effect:
Tuesday, Apr 21 2026 2:00 AM EDT – Tuesday, Apr 21 2026 10:00 AM EDT
Issued by NWS Baltimore MD/Washington DC
FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 10 AM EDT TUESDAY
What:
Sub-freezing temperatures as low as 29 expected, especially
in outlying areas away from larger bodies of water.
Sub-freezing temperatures as low as 29 expected, especially
in outlying areas away from larger bodies of water.
Where:
Washington DC, and portions of central, northern, and
southern Maryland, and central and northern Virginia.
Washington DC, and portions of central, northern, and
southern Maryland, and central and northern Virginia.
When:
From 2 AM to 10 AM EDT Tuesday.
From 2 AM to 10 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold.
To prevent water pipes from freezing, wrap or drain or allow them to
drip slowly.
Take steps now to protect tender plants from the cold.
To prevent water pipes from freezing, wrap or drain or allow them to
drip slowly.
Areas Impacted:
District of Columbia
Southern Baltimore
Prince Georges
Anne Arundel
Charles
St. Marys
Calvert
Central and Southeast Montgomery
Central and Southeast Howard
Southeast Harford
Nelson
Albemarle
Fairfax
Arlington/Falls Church/Alexandria
Stafford
Spotsylvania
King George
Central and Southeast Prince William/Manassas/Manassas Park
Freeze Warning
In effect:
Tuesday, Apr 21 2026 2:00 AM EDT – Tuesday, Apr 21 2026 10:00 AM EDT
Issued by NWS Baltimore MD/Washington DC
FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 10 AM EDT TUESDAY
What:
Sub-freezing temperatures as low as 26 to 30 degrees
expected.
Sub-freezing temperatures as low as 26 to 30 degrees
expected.
Where:
Portions of central, north central, northeast, and
northern Maryland, central, northern, northwest, and western
Virginia, and eastern West Virginia.
Portions of central, north central, northeast, and
northern Maryland, central, northern, northwest, and western
Virginia, and eastern West Virginia.
When:
From 2 AM to 10 AM EDT Tuesday.
From 2 AM to 10 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold.
To prevent water pipes from freezing, wrap or drain or allow them to
drip slowly.
Take steps now to protect tender plants from the cold.
To prevent water pipes from freezing, wrap or drain or allow them to
drip slowly.
Areas Impacted:
Washington
Frederick
Carroll
Northern Baltimore
Cecil
Northwest Montgomery
Northwest Howard
Northwest Harford
Augusta
Rockingham
Shenandoah
Frederick
Page
Warren
Clarke
Greene
Madison
Rappahannock
Orange
Culpeper
Northern Fauquier
Southern Fauquier
Western Loudoun
Eastern Loudoun
Northern Virginia Blue Ridge
Central Virginia Blue Ridge
Northwest Prince William
Morgan
Berkeley
Jefferson
Freeze Warning
In effect:
Tuesday, Apr 21 2026 12:00 AM EDT – Tuesday, Apr 21 2026 9:00 AM EDT
Issued by NWS Blacksburg VA
FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY
What:
Sub-freezing temperatures as low as 31 expected.
Sub-freezing temperatures as low as 31 expected.
Where:
Portions of northwest North Carolina and central, south
central, southwest, and west central Virginia.
Portions of northwest North Carolina and central, south
central, southwest, and west central Virginia.
When:
From midnight tonight to 9 AM EDT Tuesday.
From midnight tonight to 9 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold.
Take steps now to protect tender plants from the cold.
Areas Impacted:
Ashe
Alleghany
Watauga
Tazewell
Smyth
Bland
Giles
Wythe
Pulaski
Montgomery
Grayson
Carroll
Floyd
Craig
Alleghany
Bath
Roanoke
Botetourt
Rockbridge
Patrick
Franklin
Bedford
Amherst
Henry
Pittsylvania
Campbell
Appomattox
Buckingham
Halifax
Charlotte
Freeze Warning
In effect:
Tuesday, Apr 21 2026 12:00 AM EDT – Tuesday, Apr 21 2026 9:00 AM EDT
Issued by NWS Blacksburg VA
FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY... ...FREEZE WARNING IS CANCELLED FOR THIS MORNING
What:
Sub-freezing temperatures as low as 24 expected.
Sub-freezing temperatures as low as 24 expected.
Where:
Western Greenbrier County.
Western Greenbrier County.
When:
From midnight tonight to 9 AM EDT Tuesday.
From midnight tonight to 9 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold.
Take steps now to protect tender plants from the cold.
Areas Impacted:
Western Greenbrier
Freeze Warning
In effect:
Tuesday, Apr 21 2026 12:00 AM EDT – Tuesday, Apr 21 2026 9:00 AM EDT
Issued by NWS Blacksburg VA
FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY... ...FROST ADVISORY IS CANCELLED FOR THIS MORNING
What:
Sub-freezing temperatures as low as 28 expected.
Sub-freezing temperatures as low as 28 expected.
Where:
Eastern Greenbrier, Mercer, Monroe, and Summers counties.
Eastern Greenbrier, Mercer, Monroe, and Summers counties.
When:
From midnight tonight to 9 AM EDT Tuesday.
From midnight tonight to 9 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold.
Take steps now to protect tender plants from the cold.
Areas Impacted:
Mercer
Summers
Monroe
Eastern Greenbrier
Freeze Warning
In effect:
Tuesday, Apr 21 2026 2:00 AM EDT – Tuesday, Apr 21 2026 9:00 AM EDT
Issued by NWS Wakefield VA
FREEZE WARNING IN EFFECT FROM 2 AM TO 9 AM EDT TUESDAY
What:
Sub-freezing temperatures as low as 29 possible.
Sub-freezing temperatures as low as 29 possible.
Where:
Portions of southeast Maryland and central, east central,
north central, and south central Virginia.
Portions of southeast Maryland and central, east central,
north central, and south central Virginia.
When:
From 2 AM to 9 AM EDT Tuesday.
From 2 AM to 9 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold.
Take steps now to protect tender plants from the cold.
Areas Impacted:
Dorchester
Wicomico
Somerset
Inland Worcester
Fluvanna
Prince Edward
Cumberland
Goochland
Caroline
Mecklenburg
Lunenburg
Nottoway
Amelia
Powhatan
Westmoreland
Brunswick
Dinwiddie
Western Louisa
Eastern Louisa
Western Hanover
Eastern Hanover
Western Chesterfield
Western Henrico (Including the City of Richmond)
Western King William
Western King and Queen
Western Essex
Freeze Warning
In effect:
Monday, Apr 20 2026 2:29 AM EDT – Monday, Apr 20 2026 11:00 AM EDT
Issued by NWS Detroit/Pontiac MI
FREEZE WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING
What:
Sub-freezing temperatures as low as 19.
Sub-freezing temperatures as low as 19.
Where:
A portion of southeast Michigan.
A portion of southeast Michigan.
When:
Until 11 AM EDT this morning.
Until 11 AM EDT this morning.
Impacts:
Frost and freeze conditions could harm sensitive outdoor
vegetation.
Frost and freeze conditions could harm sensitive outdoor
vegetation.
Instructions:
Take steps now to protect tender plants from the cold.
Take steps now to protect tender plants from the cold.
Areas Impacted:
Saginaw
Shiawassee
Genesee
Lapeer
St. Clair
Livingston
Oakland
Macomb
Washtenaw
Wayne
Lenawee
Monroe
Freeze Warning
In effect:
Tuesday, Apr 21 2026 12:00 AM EDT – Tuesday, Apr 21 2026 9:00 AM EDT
Issued by NWS Greenville-Spartanburg SC
FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EDT TUESDAY
What:
Sub-freezing temperatures as low as 28 expected.
Sub-freezing temperatures as low as 28 expected.
Where:
Avery, Mitchell, and Yancey Counties.
Avery, Mitchell, and Yancey Counties.
When:
From midnight tonight to 9 AM EDT Tuesday.
From midnight tonight to 9 AM EDT Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold. In-ground
sprinkler systems should be drained. Remove hoses and cover above-
ground pipes.
Take steps now to protect tender plants from the cold. In-ground
sprinkler systems should be drained. Remove hoses and cover above-
ground pipes.
Areas Impacted:
Avery
Yancey
Mitchell
Freeze Warning
In effect:
Monday, Apr 20 2026 12:56 AM EDT – Monday, Apr 20 2026 11:00 AM EDT
Issued by NWS Cleveland OH
FREEZE WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 10 AM EDT TUESDAY
What:
Sub-freezing temperatures as cold as the middle 20's to
lower 30's expected.
Sub-freezing temperatures as cold as the middle 20's to
lower 30's expected.
Where:
Portions of north central, northeast, and northwest Ohio
and northwest Pennsylvania.
Portions of north central, northeast, and northwest Ohio
and northwest Pennsylvania.
When:
For the first Freeze Warning, until 11 AM EDT this morning.
For the second Freeze Warning, from 8 PM this evening to 10 AM EDT
Tuesday.
For the first Freeze Warning, until 11 AM EDT this morning.
For the second Freeze Warning, from 8 PM this evening to 10 AM EDT
Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold.
Take steps now to protect tender plants from the cold.
Areas Impacted:
Erie
Lorain
Cuyahoga
Lake
Geauga
Ashtabula Inland
Seneca
Huron
Medina
Summit
Portage
Trumbull
Wyandot
Crawford
Richland
Ashland
Wayne
Stark
Mahoning
Marion
Morrow
Holmes
Knox
Ashtabula Lakeshore
Northern Erie
Southern Erie
Crawford
Freeze Warning
In effect:
Monday, Apr 20 2026 12:56 AM EDT – Monday, Apr 20 2026 11:00 AM EDT
Issued by NWS Cleveland OH
FREEZE WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING
What:
Sub-freezing temperatures as cold as the middle 20's to
lower 30's expected.
Sub-freezing temperatures as cold as the middle 20's to
lower 30's expected.
Where:
Hancock, Lucas, Ottawa, Sandusky, and Wood Counties.
Hancock, Lucas, Ottawa, Sandusky, and Wood Counties.
When:
Until 11 AM EDT this morning.
Until 11 AM EDT this morning.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold.
Take steps now to protect tender plants from the cold.
Areas Impacted:
Lucas
Wood
Ottawa
Sandusky
Hancock
Freeze Warning
In effect:
Monday, Apr 20 2026 8:00 PM EDT – Tuesday, Apr 21 2026 10:00 AM EDT
Issued by NWS Cleveland OH
FREEZE WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS MORNING... ...FREEZE WARNING IN EFFECT FROM 8 PM THIS EVENING TO 10 AM EDT TUESDAY
What:
Sub-freezing temperatures as cold as the middle 20's to
lower 30's expected.
Sub-freezing temperatures as cold as the middle 20's to
lower 30's expected.
Where:
Portions of north central, northeast, and northwest Ohio
and northwest Pennsylvania.
Portions of north central, northeast, and northwest Ohio
and northwest Pennsylvania.
When:
For the first Freeze Warning, until 11 AM EDT this morning.
For the second Freeze Warning, from 8 PM this evening to 10 AM EDT
Tuesday.
For the first Freeze Warning, until 11 AM EDT this morning.
For the second Freeze Warning, from 8 PM this evening to 10 AM EDT
Tuesday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold.
Take steps now to protect tender plants from the cold.
Areas Impacted:
Erie
Lorain
Cuyahoga
Lake
Geauga
Ashtabula Inland
Seneca
Huron
Medina
Summit
Portage
Trumbull
Wyandot
Crawford
Richland
Ashland
Wayne
Stark
Mahoning
Marion
Morrow
Holmes
Knox
Ashtabula Lakeshore
Northern Erie
Southern Erie
Crawford
Freeze Warning
In effect:
Sunday, Apr 19 2026 10:00 PM MDT – Monday, Apr 20 2026 9:00 AM MDT
Issued by NWS Grand Junction CO
FREEZE WARNING IN EFFECT FROM 10 PM THIS EVENING TO 9 AM MDT MONDAY
What:
Sub-freezing temperatures as low as 25 expected.
Sub-freezing temperatures as low as 25 expected.
Where:
Central Yampa River Basin and Central Colorado River Basin.
Central Yampa River Basin and Central Colorado River Basin.
When:
From 10 PM this evening to 9 AM MDT Monday.
From 10 PM this evening to 9 AM MDT Monday.
Impacts:
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Frost and freeze conditions could kill crops, other
sensitive vegetation and possibly damage unprotected outdoor
plumbing.
Instructions:
Take steps now to protect tender plants from the cold.
Take steps now to protect tender plants from the cold.
Areas Impacted:
Central Yampa River Basin
Central Colorado River Basin