Severe Center
E. Oklahoma Warnings, Watches, And Advisories Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Tulsa OK
513 AM CDT Tue Apr 21 2026
ARZ001-002-010-011-119-120-129-219-220-229-OKZ049-053-055>071-
073>075-154-172-176-254-272-276-354-376-221015-
Benton-Carroll-Washington AR-Madison-Northern Crawford-
Northern Franklin-North and Central Sebastian-Southern Crawford-
Central and Southern Franklin-Southern Sebastian-Pushmataha-
Choctaw-Washington OK-Nowata-Craig-Ottawa-Pawnee-Tulsa-Rogers-
Mayes-Delaware-Creek-Okfuskee-Okmulgee-Wagoner-Cherokee-Adair-
Muskogee-McIntosh-Pittsburg-Haskell-Latimer-Western Osage-
Northern Sequoyah-Northern Le Flore-Northeast Osage-
Central and Southern Sequoyah-Central Le Flore-Southeast Osage-
Southern Le Flore-
513 AM CDT Tue Apr 21 2026
This Outlook is for Northwest and West Central Arkansas as well as
much of Eastern Oklahoma.
.DAY ONE...Today and Tonight.
THUNDERSTORMS WITH DANGEROUS LIGHTNING.
RISK...Limited.
AREA...Southeast Oklahoma.
ONSET...Mid morning.
SIGNIFICANT WINDS.
RISK...Limited.
AREA...Eastern Oklahoma and Northwest Arkansas.
ONSET...Mid morning.
DISCUSSION...
Showers and isolated thunderstorms will spread across portions
of southeast Oklahoma today and tonight. Rainfall amounts will
remain light and severe weather is not expected. Gusty southerly
winds will develop today across the region with frequent
gusts of 20 to 30 mph.
SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
Spotter Activation Not Expected.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
WEDNESDAY...Thunderstorm and High Wind Potential.
THURSDAY...Severe Thunderstorm and High Wind Potential.
FRIDAY and SATURDAY...Thunderstorm and Heavy Rain Potential.
SUNDAY and MONDAY...Thunderstorm Potential.
EXTENDED DISCUSSION...
Isolated thunderstorms are forecast on Wednesday across
southeast Oklahoma and west central Arkansas. Severe weather
is not expected. The weather pattern will become more active and
unstable beginning Thursday and continuing through the
weekend. Isolated severe storms are possible Thursday evening
with a higher chance of severe weather Thursday night into
Friday. Storms may redevelop by Friday afternoon and evening
with a continued severe weather threat. Conditions will become
increasingly unstable Saturday into Sunday and supportive
of a continued severe weather threat. Sunday currently appears
as an opportunity for significant severe weather with specific
details refined in later forecasts. However, those with outdoor
activities Thursday through the weekend should closely monitor
updated forecasts as multiple periods of severe weather and
heavy rainfall are likely to occur.
weather.gov/tulsa contains additional information.
$$
513 AM CDT Tue Apr 21 2026
ARZ001-002-010-011-119-120-129-219-220-229-OKZ049-053-055>071-
073>075-154-172-176-254-272-276-354-376-221015-
Benton-Carroll-Washington AR-Madison-Northern Crawford-
Northern Franklin-North and Central Sebastian-Southern Crawford-
Central and Southern Franklin-Southern Sebastian-Pushmataha-
Choctaw-Washington OK-Nowata-Craig-Ottawa-Pawnee-Tulsa-Rogers-
Mayes-Delaware-Creek-Okfuskee-Okmulgee-Wagoner-Cherokee-Adair-
Muskogee-McIntosh-Pittsburg-Haskell-Latimer-Western Osage-
Northern Sequoyah-Northern Le Flore-Northeast Osage-
Central and Southern Sequoyah-Central Le Flore-Southeast Osage-
Southern Le Flore-
513 AM CDT Tue Apr 21 2026
This Outlook is for Northwest and West Central Arkansas as well as
much of Eastern Oklahoma.
.DAY ONE...Today and Tonight.
THUNDERSTORMS WITH DANGEROUS LIGHTNING.
RISK...Limited.
AREA...Southeast Oklahoma.
ONSET...Mid morning.
SIGNIFICANT WINDS.
RISK...Limited.
AREA...Eastern Oklahoma and Northwest Arkansas.
ONSET...Mid morning.
DISCUSSION...
Showers and isolated thunderstorms will spread across portions
of southeast Oklahoma today and tonight. Rainfall amounts will
remain light and severe weather is not expected. Gusty southerly
winds will develop today across the region with frequent
gusts of 20 to 30 mph.
SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT...
Spotter Activation Not Expected.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
WEDNESDAY...Thunderstorm and High Wind Potential.
THURSDAY...Severe Thunderstorm and High Wind Potential.
FRIDAY and SATURDAY...Thunderstorm and Heavy Rain Potential.
SUNDAY and MONDAY...Thunderstorm Potential.
EXTENDED DISCUSSION...
Isolated thunderstorms are forecast on Wednesday across
southeast Oklahoma and west central Arkansas. Severe weather
is not expected. The weather pattern will become more active and
unstable beginning Thursday and continuing through the
weekend. Isolated severe storms are possible Thursday evening
with a higher chance of severe weather Thursday night into
Friday. Storms may redevelop by Friday afternoon and evening
with a continued severe weather threat. Conditions will become
increasingly unstable Saturday into Sunday and supportive
of a continued severe weather threat. Sunday currently appears
as an opportunity for significant severe weather with specific
details refined in later forecasts. However, those with outdoor
activities Thursday through the weekend should closely monitor
updated forecasts as multiple periods of severe weather and
heavy rainfall are likely to occur.
weather.gov/tulsa contains additional information.
$$
Hazardous Weather Outlook
National Weather Service Springfield MO
251 AM CDT Tue Apr 21 2026
KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-220800-
Bourbon-Crawford-Cherokee-Benton-Morgan-Miller-Maries-Vernon-
St. Clair-Hickory-Camden-Pulaski-Phelps-Barton-Cedar-Polk-Dallas-
Laclede-Texas-Dent-Jasper-Dade-Greene-Webster-Wright-Newton-
Lawrence-Christian-Douglas-Howell-Shannon-McDonald-Barry-Stone-
Taney-Ozark-Oregon-
251 AM CDT Tue Apr 21 2026
This Hazardous Weather Outlook is for portions of the Missouri
Ozarks and extreme southeast Kansas.
.DAY ONE...Today and Tonight.
Weather hazards expected...
Limited non thunderstorm wind risk.
Elevated fire weather risk.
DISCUSSION...
Very localized elevated fire weather risk over the eastern Ozarks
this afternoon, with minimum relative humidity values in the
25-40% range and southwest winds gusting up to 20-30mph.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Thunderstorm chances (60-90%) return by Thursday and Friday.
There is low to medium confidence in the potential for strong to
severe thunderstorms in addition to localized heavy rainfall.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed through tonight.
&&
More detailed information can be accessed at:
http://www.weather.gov/sgf/dsspacket
This product in graphical format...along with other weather...
hydrological and climate information...at
http://www.weather.gov/sgf
$$
Melto
251 AM CDT Tue Apr 21 2026
KSZ073-097-101-MOZ055>058-066>071-077>083-088>098-101>106-220800-
Bourbon-Crawford-Cherokee-Benton-Morgan-Miller-Maries-Vernon-
St. Clair-Hickory-Camden-Pulaski-Phelps-Barton-Cedar-Polk-Dallas-
Laclede-Texas-Dent-Jasper-Dade-Greene-Webster-Wright-Newton-
Lawrence-Christian-Douglas-Howell-Shannon-McDonald-Barry-Stone-
Taney-Ozark-Oregon-
251 AM CDT Tue Apr 21 2026
This Hazardous Weather Outlook is for portions of the Missouri
Ozarks and extreme southeast Kansas.
.DAY ONE...Today and Tonight.
Weather hazards expected...
Limited non thunderstorm wind risk.
Elevated fire weather risk.
DISCUSSION...
Very localized elevated fire weather risk over the eastern Ozarks
this afternoon, with minimum relative humidity values in the
25-40% range and southwest winds gusting up to 20-30mph.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Thunderstorm chances (60-90%) return by Thursday and Friday.
There is low to medium confidence in the potential for strong to
severe thunderstorms in addition to localized heavy rainfall.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed through tonight.
&&
More detailed information can be accessed at:
http://www.weather.gov/sgf/dsspacket
This product in graphical format...along with other weather...
hydrological and climate information...at
http://www.weather.gov/sgf
$$
Melto