FLOOD STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
849 PM CDT FRI JUL 30 2010
...THE FLOOD WARNING CONTINUES FOR THE FOLLOWING RIVERS IN NORTH
DAKOTA..
MISSOURI RIVER NEAR WILLISTON AFFECTING WILLIAMS AND MCKENZIE
COUNTIES
FOR THE MISSOURI RIVER BASIN INCLUDING WILLISTON...MINOR FLOODING IS
OCCURRING AND IS EXPECTED TO CONTINUE.
.THE MISSOURI RIVER NEAR WILLISTON REMAINS STRONGLY AFFECTED BY
BACKWATER FROM LAKE SAKAKAWEA. THE BACKWATER EFFECT WILL CONTINUE
FOR ANOTHER FEW WEEKS. THE NATIONAL WEATHER SERVICE SEES LITTLE RISK
FOR A SIGNIFICANT ENOUGH RISE TO ENTER MODERATE FLOOD STAGE AND WILL
ISSUE THE NEXT UPDATE ON THURSDAY...5 AUGUST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SAFETY MESSAGE...DO NOT DRIVE INTO AREAS WHERE WATER TOPS THE
ROADWAY. TURN AROUND...DON`T DROWN. AVOID DRIVING ON FLOODED ROADS.
A FOLLOW-UP PRODUCT WILL BE ISSUED.
&&
NDC053-105-010149-
/O.CON.KBIS.FL.W.0020.000000T0000Z-000000T0000Z/
/WLTN8.1.ER.100607T1722Z.100706T1515Z.000000T0000Z.NO/
849 PM CDT FRI JUL 30 2010
THE FLOOD WARNING CONTINUES FOR
THE MISSOURI RIVER NEAR WILLISTON.
* AT 7:30 PM FRIDAY THE STAGE WAS 20.8 FEET.
* FLOOD STAGE IS 20.0 FEET.
* MINOR FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...THE RIVER WILL NEARLY STEADY IN MINOR FLOOD
DUE TO BACKWATER FROM LAKE SAKAKAWEA.
* IMPACT...AT 20.0 FEET...DITCHES IN THE DIRECT VICINITY OF RIVER WILL
FILL AND LAND NEAR THE SOUTH BANKS WILL FLOOD.
&&
FLD OBSERVED 24 HR FORECASTS (7PM)
LOCATION STG STG DAY/TIME CHG SAT SUN MON TUE WED
MISSOURI RIVER BASIN
WILLISTON 20 20.8 FRI 7 PM -0.2 20.9 20.8 20.8 20.7 M
$$
ABELING
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE PENDLETON OR
655 AM PDT SAT JUL 31 2010
...SCATTERED THUNDERSTORMS OVER EASTERN OREGON AND SOUTHEAST
WASHINGTON THROUGH THIS MORNING...
ORZ630>633-638-WAZ631-633-675-311700-
/O.CON.KPDT.FW.W.0005.000000T0000Z-100731T1700Z/
CENTRAL MOUNTAINS OF OREGON-COLUMBIA BASIN OF OREGON-
SOUTHERN BLUE AND STRAWBERRY MOUNTAINS-
NORTHERN BLUE MOUNTAINS OF OREGON-BAKER VALLEY-
LOWER COLUMBIA BASIN OF WASHINGTON-BLUE MOUNTAINS OF WASHINGTON-
EASTERN WASHINGTON SOUTHERN COLUMBIA BASIN-
655 AM PDT SAT JUL 31 2010
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 AM PDT THIS
MORNING FOR ABUNDANT LIGHTNING AND DRY FUELS...
* SCATTERED THUNDERSTORMS WILL CONTINUE ACROSS NORTHEAST OREGON
AND SOUTHEAST WASHINGTON. NUMEROUS LIGHTNING STRIKES CAN BE
EXPECTED...AND THE COMBINATION OF ABUNDANT LIGHTNING AND DRY
FUELS WILL LEAD TO THE POTENTIAL OF RED FLAG CONDITIONS.
* AFFECTED AREA: IN OREGON...FIRE ZONE 630 CENTRAL MOUNTAINS OF
OREGON FIRE...ZONE 631 COLUMBIA BASIN OF OREGON...FIRE ZONE 632
SOUTHERN BLUE AND STRAWBERRY MOUNTAINS...FIRE ZONE 633 NORTHERN
BLUE MOUNTAINS OF OREGON...FIRE ZONE 638 BAKER VALLEY. IN
WASHINGTON...FIRE ZONE 631 LOWER COLUMBIA BASIN OF WASHINGTON...
FIRE ZONE 633 BLUE MOUNTAINS OF WASHINGTON...FIRE ZONE 675
SOUTHERN COLUMBIA BASIN OF WASHINGTON.
* TIMING: THE THUNDERSTORM AREA WILL CONTINUE TO MOVE EAST-
NORTHEAST ACROSS NORTHEAST OREGON AND SOUTHEAST WASHINGTON
THIS MORNING. INDIVIDUAL THUNDERSTORM CELLS WILL MOVE FROM
THE SOUTH- SOUTHWEST TO NORTH-NORTHEAST.
* LIGHTNING ACTIVITY: SCATTERED THUNDERSTORMS WITH A LIGHTNING
ACTIVITY LEVEL OF 3 OR 4 ARE EXPECTED.
* IMPACTS: LIGHTNING COMBINED WITH DRY FUELS WILL PRODUCE
CRITICAL FIRE WEATHER CONDITIONS IN THESE ZONES. GUSTY AND
ERRATIC OUTFLOW WINDS CAN ALSO BE EXPECTED WITH SOME
THUNDERSTORMS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL
CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH. FOR ADDITIONAL
WEATHER INFORMATION...VISIT OUR WEB SITE AT
WWW.WEATHER.GOV/PENDLETON.
&&
$$
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE POCATELLO ID
534 AM MDT SAT JUL 31 2010
...SCATTERED THUNDERSTORMS ACROSS PORTIONS OF THE EAST IDAHO FIRE
DISTRICT TODAY...
.A MOIST AND UNSTABLE AIR MASS WILL ALLOW THUNDERSTORMS TO
DEVELOP TODAY. EARLY MORNING THUNDERSTORMS IN PORTIONS OF THE AREA
WILL INCREASE IN COVERAGE BY AFTERNOON. THE THUNDERSTORMS WILL HAVE THE
CAPABILITY OF PRODUCING VERY GUSTY WINDS...SMALL HAIL...LOCALLY
HEAVY DOWNPOURS...AND FREQUENT LIGHTNING. THUNDERSTORM COVERAGE
SHOULD DIMINISH BY LATE EVENING.
IDZ410-312345-
/O.NEW.KPIH.FW.W.0005.100731T1800Z-100801T0400Z/
UPPER SNAKE RIVER VALLEY/IDAHO FALLS BLM-
534 AM MDT SAT JUL 31 2010
...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 10 PM MDT THIS
EVENING FOR THUNDERSTORMS AND GUSTY OUTFLOW WINDS FOR FIRE ZONE
410...
THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 10 PM MDT THIS
EVENING.
* AFFECTED AREA: IN IDAHO...FIRE ZONE 410 UPPER SNAKE RIVER
VALLEY/IDAHO FALLS BLM.
* THUNDERSTORMS: SCATTERED THUNDERSTORMS ARE FORECAST TO DEVELOP
THIS AFTERNOON THROUGH THE UPPER SNAKE VALLEY. MOVEMENT OF THE
STORMS IS EXPECTED TO BE NORTHEAST AT ABOUT 25 MPH.
* OUTFLOW WINDS: GUSTY OUTFLOW WINDS IN EXCESS ARE POSSIBLE.
* IMPACTS: FREQUENT LIGHTNING CAN BE EXPECTED WITH THE
THUNDERSTORMS TODAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. PLEASE ADVISE THE
APPROPRIATE OFFICIALS OR FIRE CREWS IN THE FIELD OF THE RED FLAG
WARNING FOR PORTIONS OF SOUTHEAST IDAHO.
&&
$$
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
407 AM PDT SAT JUL 31 2010
.A LOW PRESSURE SYSTEM OFF THE OREGON COAST WILL MOVE INTO THE
REGION TODAY. AS IT DOES...ABUNDANT LIGHTNING WILL DEVELOP OVER
ALL OF CENTRAL AND EASTERN WASHINGTON.
WAZ673-676-677-312315-
/O.CON.KOTX.FW.W.0003.000000T0000Z-100801T0600Z/
EAST WASHINGTON NORTHERN COLUMBIA BASIN (ZONE 673)-
EAST WASHINGTON SOUTH CENTRAL CASCADE VALLEYS (ZONE 676)-
EAST WASHINGTON CENTRAL CASCADE VALLEYS (ZONE 677)-
407 AM PDT SAT JUL 31 2010
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING FOR DRY FUELS AND ABUNDANT LIGHTNING FOR FIRE ZONES 673...
676 AND 677...
* AFFECTED AREA: IN WASHINGTON...FIRE ZONES 673 (NORTHERN
COLUMBIA BASIN)...676 (SOUTH CENTRAL CASCADE VALLEYS) AND 677
(CENTRAL CASCADE VALLEYS).
* THUNDERSTORMS: SCATTERED THUNDERSTORMS WILL PERSIST THROUGH
TODAY AND INTO THIS EVENING WITH LAL LEVELS OF 3 TO 4.
* IMPACTS: LIGHTNING IN COMBINATION WITH DRY FUELS WILL PRODUCE
CRITICAL FIRE WEATHER CONDITIONS. GUSTY AND ERRATIC WINDS
FROM THUNDERSTORMS CAN ALSO BE EXPECTED.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
ABUNDANT LIGHTNING AND DRY FUELS WILL CREATE EXPLOSIVE FIRE
GROWTH POTENTIAL.
&&
$$
HTTP://WEATHER.GOV/SPOKANE
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE POCATELLO
903 AM MDT SAT JUL 31 2010
IDZ017-020-031-311600-
LINCOLN ID-MINIDOKA ID-BUTTE ID-BLAINE ID-
903 AM MDT SAT JUL 31 2010
THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A
SIGNIFICANT WEATHER ADVISORY FOR...
CENTRAL BLAINE COUNTY IN CENTRAL IDAHO
SOUTHWESTERN BUTTE COUNTY IN EAST CENTRAL IDAHO
NORTH CENTRAL MINIDOKA COUNTY IN SOUTH CENTRAL IDAHO
NORTHEASTERN LINCOLN COUNTY IN SOUTH CENTRAL IDAHO
UNTIL 1000 AM MDT
AT 900 AM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 9 MILES NORTHEAST OF
CAREY TO 5 MILES SOUTHEAST OF RICHFIELD..AND MOVING NORTHEAST AT 30
MPH.
WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THESE STORMS...ALONG WITH
FREQUENT DANGEROUS LIGHTNING.
LOCATIONS IMPACTED INCLUDE...
CRATERS OF MOON...
LAT...LON 4351 11341 4290 11379 4296 11423 4344 11385
TIME...MOT...LOC 1503Z 236DEG 25KT 4338 11377 4302 11405
$$
RHD
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PENDLETON OR
609 AM PDT SAT JUL 31 2010
ORZ041>044-049-050-501>506-WAZ024-026>030-501-502-011300-
EASTERN COLUMBIA RIVER GORGE OF OREGON-NORTH CENTRAL OREGON-
CENTRAL OREGON-LOWER COLUMBIA BASIN OF OREGON-GRANDE RONDE VALLEY-
WALLOWA COUNTY-FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON-
NORTHERN BLUE MOUNTAINS OF OREGON-
SOUTHERN BLUE MOUNTAINS OF OREGON-
NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES-JOHN DAY BASIN-
OCHOCO-JOHN DAY HIGHLANDS-
EASTERN COLUMBIA RIVER GORGE OF WASHINGTON-KITTITAS VALLEY-
YAKIMA VALLEY-LOWER COLUMBIA BASIN OF WASHINGTON-
FOOTHILLS OF THE BLUE MOUNTAINS OF WASHINGTON-
NORTHWEST BLUE MOUNTAINS OF WASHINGTON-
EAST SLOPES OF THE CENTRAL CASCADES OF WASHINGTON-
EAST SLOPES OF THE SOUTHERN CASCADES OF WASHINGTON-
609 AM PDT SAT JUL 31 2010
THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL AND NORTHEAST OREGON
AS WELL AS SOUTH CENTRAL AND SOUTHEAST WASHINGTON.
.DAY ONE...TODAY AND TONIGHT
RED FLAG WARNING
EAST SLOPES OF THE CENTRAL CASCADES OF WASHINGTON, EAST SLOPES
OF THE CENTRAL CASCADES OF WASHINGTON, EAST SLOPES OF THE
SOUTHERN CASCADES OF WASHINGTON, EASTERN COLUMBIA RIVER GORGE
OF WASHINGTON, KITTITAS VALLEY, YAKIMA VALLEY, LOWER COLUMBIA
BASIN OF WASHINGTON, FOOTHILLS OF THE BLUE MOUNTAINS OF
WASHINGTON, NORTHWEST BLUE MOUNTAINS OF WASHINGTON, EASTERN
COLUMBIA RIVER GORGE OF OREGON, NORTH CENTRAL OREGON, CENTRAL
OREGON, LOWER COLUMBIA BASIN OF OREGON, GRANDE RONDE VALLEY,
WALLOWA COUNTY, FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON,
NORTHERN BLUE MOUNTAINS OF OREGON, SOUTHERN BLUE MOUNTAINS OF
OREGON, NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES, JOHN
DAY BASIN, OCHOCO-JOHN DAY HIGHLANDS
CONTACT YOUR LOCAL FOREST OR LAND MANAGEMENT AGENCY FOR
CURRENT FIRE DANGER CONDITIONS IN YOUR AREA.
THUNDERSTORMS
EAST SLOPES OF THE CENTRAL CASCADES OF WASHINGTON, EAST SLOPES
OF THE CENTRAL CASCADES OF WASHINGTON, EAST SLOPES OF THE
SOUTHERN CASCADES OF WASHINGTON, EASTERN COLUMBIA RIVER GORGE
OF WASHINGTON, KITTITAS VALLEY, YAKIMA VALLEY, LOWER COLUMBIA
BASIN OF WASHINGTON, FOOTHILLS OF THE BLUE MOUNTAINS OF
WASHINGTON, NORTHWEST BLUE MOUNTAINS OF WASHINGTON, EASTERN
COLUMBIA RIVER GORGE OF OREGON, NORTH CENTRAL OREGON, CENTRAL
OREGON, LOWER COLUMBIA BASIN OF OREGON, GRANDE RONDE VALLEY,
WALLOWA COUNTY, FOOTHILLS OF THE BLUE MOUNTAINS OF OREGON,
NORTHERN BLUE MOUNTAINS OF OREGON, SOUTHERN BLUE MOUNTAINS OF
OREGON, NORTHERN WHEELER AND SOUTHERN GILLIAM COUNTIES, JOHN
DAY BASIN, OCHOCO-JOHN DAY HIGHLANDS
A SMALL COMPACT WEATHER SYSTEM WILL MOVE FROM NORTHWEST OREGON TO
EXTREME NORTHERN IDAHO OVER THE NEXT 24 HOURS. THIS SYSTEM WILL
CONTINUE TO CAUSE ISOLATED TO SCATTERED THUNDERSTORMS CAPABLE OF
PRODUCING ABUNDANT LIGHTNING ACROSS THE FORECAST AREA THROUGH THIS
MORNING. RED FLAG WARNINGS HAVE BEEN ISSUED...PLEASE SEE THE LATEST
PRODUCT PDXRFWPDT.
THE ISOLATED TO SCATTERED THUNDERSTORMS WILL WILL GRADUALLY DECREASE
AND END FROM THE SOUTHWEST THROUGH THE DAY. THE STRONGEST
THUNDERSTORMS MAY OCCUR OVER WALLOWA COUNTY IN THE AFTERNOON AND
EVENING. THE STORM PREDICTION CENTER CURRENTLY HAS PLACED WALLOWA...
UNION AND SOUTHERN COLUMBIA COUNTIES WITHIN A SLIGHT RISK OF SEVERE
THUNDERSTORMS AREA.
.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
THUNDERSTORMS SUNDAY
EAST SLOPES OF THE CENTRAL CASCADES OF WASHINGTON
A MOSTLY DRY WEST-SOUTHWEST TO WEST FLOW WILL PERSIST OVER THE AREA
SUNDAY THROUGH THURSDAY. INSTABILITY MAY BECOME SUFFICIENT FOR THE
DEVELOPMENT OF STRAY AFTERNOON AND EVENING THUNDERSTORMS OVER SOME
OF THE MOUNTAIN RANGES AT TIMES.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION MAY BE REQUIRED.
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
GRAPHICAL FORECASTS OF WEATHER HAZARDS OUT TO SEVEN DAYS
ARE DISPLAYED ON THE WORLD WIDE WEB AT:
WWW.WRH.NOAA.GOV/PDT/CURRENTHAZARDS/HWO.HTML
ALL LETTERS IN THE ABOVE URL ARE LOWER CASE.
$$
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SPOKANE WA
607 AM PDT SAT JUL 31 2010
IDZ001>004-026-027-WAZ036>038-043-011315-
NORTHERN PANHANDLE-COEUR D`ALENE AREA-IDAHO PALOUSE-
CENTRAL PANHANDLE MOUNTAINS-LEWISTON AREA-
LEWIS AND SOUTHERN NEZ PERCE COUNTIES-SPOKANE AREA-
NORTHEAST MOUNTAINS-OKANOGAN HIGHLANDS-OKANOGAN VALLEY-
607 AM PDT SAT JUL 31 2010
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH IDAHO...
NORTH CENTRAL IDAHO...NORTH CENTRAL WASHINGTON AND NORTHEAST
WASHINGTON.
.DAY ONE...TODAY AND TONIGHT
SCATTERED THUNDERSTORMS WILL OCCUR TODAY. SOME STORMS WILL LIKELY
CONTAIN BRIEF HEAVY DOWNPOURS. THIS COULD CAUSE LOCAL FLOODING IN
LOW SPOTS AND URBAN TERRAIN. OVER THE IDAHO PANHANDLE SOME
THUNDERSTORMS COULD BECOME SEVERE THIS AFTERNOON WITH LARGE HAIL
AND DAMAGING WINDS POSSIBLE.
.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
$$
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE POCATELLO ID
632 AM MDT SAT JUL 31 2010
IDZ017>025-031-032-011245-
EASTERN MAGIC VALLEY-SAWTOOTH MOUNTAINS-UPPER SNAKE HIGHLANDS-
UPPER SNAKE RIVER PLAIN-LOWER SNAKE RIVER PLAIN-
SOUTH CENTRAL HIGHLANDS-CARIBOU HIGHLANDS-
CACHE VALLEY/IDAHO PORTION-WASATCH MOUNTAINS/IDAHO PORTION-
BIG AND LITTLE WOOD RIVER REGION-LOST RIVER/PAHSIMEROI-
632 AM MDT SAT JUL 31 2010
THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN IDAHO.
.DAY ONE...TODAY AND TONIGHT
SHOWERS AND THUNDERSTORMS WILL INCREASE IN COVERAGE AND INTENSITY
BY THIS AFTERNOON. STRONG TO SEVERE STORMS ARE POSSIBLE FROM MID-
AFTERNOON THROUGH EARLY EVENING. HAIL..WIND GUSTS IN EXCESS OF 60
MPH AND LOCALLY HEAVY RAINFALL ARE POSSIBLE WITH THESE STORMS. BY
TONIGHT...ANY THREAT OF STRONG/SEVERE STORMS WILL BE GONE AND
COVERAGE WILL BE CONFINED TO NEAR THE MONTANA AND WYOMING BORDERS.
SCATTERED THUNDERSTORMS AND DRY FUELS WILL LEAD TO A CRITICAL FIRE
WEATHER SITUATION OVER PORTIONS OF THE SNAKE PLAIN...MAGIC VALLEY
AND SOUTHERN HIGHLANDS. A RED FLAG WARNING IS IN EFFECT FROM NOON
UNTIL 10 PM. PLEASE SEE RFWPIH FOR MORE INFORMATION.
.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
DRIER CONDITIONS WILL RETURN FOR THE FIRST PART OF NEXT WEEK.
HOWEVER...THERE WILL BE ENOUGH MOISTURE FOR ISOLATED MOUNTAIN
STORMS. A SLIGHTLY HIGHER CHANCE IS FORECAST FOR TUESDAY AS A WEAK
SYSTEM WILL CROSS THE AREA AND PULL A LITTLE BIT MORE MOISTURE OUR
WAY. FOR THE REST OF NEXT WEEK...A SIMILAR PATTERN TO THE ONE FOR
THE PAST FEW DAYS IS SHOWING UP IN THE MODELS. THIS WOULD MEAN A
SURGE OF MOISTURE WILL PUSH BACK INTO EASTERN IDAHO AND INCREASE
SHOWERS AND THUNDERSTORM COVERAGE. FOR NOW...WE ARE EASING IN THAT
DIRECTION AND WILL CONTINUE TO WATCH TO SEE HOW THINGS UNFOLD.
.SPOTTER INFORMATION STATEMENT...
WE ASK TRAINED SPOTTERS AND CITIZENS TO REPORT SIGNIFICANT
WEATHER CONDITIONS WHEN IT IS SAFE TO DO SO. THESE CONDITIONS MAY
INCLUDE HAIL...TORNADOES...STRONG WIND...DUST STORMS...SNOWFALL...
EXTREME COLD TEMPERATURES...FREEZING RAIN OR HEAVY RAIN...DENSE
FOG...AND FLOODING OR ICE JAMS. INFORMATION ABOUT THESE HAZARDOUS
CONDITIONS SHOULD BE CALLED INTO YOUR NATIONAL WEATHER SERVICE
OFFICE IN POCATELLO USING THE 1-800 SEVERE WEATHER HOTLINE...OR
208-233-0834.
$$
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
500 AM MDT SAT JUL 31 2010
WYZ001>020-022>030-011100-
ABSAROKA MOUNTAINS-BIGHORN MOUNTAINS SOUTHEAST-
BIGHORN MOUNTAINS WEST-CASPER MOUNTAIN-CODY FOOTHILLS-
EAST SWEETWATER COUNTY-FLAMING GORGE-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-JACKSON HOLE-LANDER FOOTHILLS-
NATRONA COUNTY LOWER ELEVATIONS-NORTH BIG HORN BASIN-
NORTHEAST JOHNSON COUNTY-OWL CREEK AND BRIDGER MOUNTAINS-
ROCK SPRINGS AND GREEN RIVER-SALT RIVER AND WYOMING RANGES-
SOUTH LINCOLN COUNTY-SOUTHEAST BIG HORN BASIN-
SOUTHEAST JOHNSON COUNTY-SOUTHWEST BIG HORN BASIN-STAR VALLEY-
TETON AND GROS VENTRE MOUNTAINS-UPPER GREEN RIVER BASIN-
UPPER GREEN RIVER BASIN FOOTHILLS-UPPER WIND RIVER BASIN-
WIND RIVER BASIN-WIND RIVER MOUNTAINS EAST-WIND RIVER MOUNTAINS WEST-
YELLOWSTONE NATIONAL PARK-
500 AM MDT SAT JUL 31 2010
THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.
.DAY ONE...TODAY AND TONIGHT
SCATTERED THUNDERSTORMS ARE EXPECTED THIS AFTERNOON AND EVENING.
CLOUD TO GROUND LIGHTNING...GUSTY WINDS AROUND 40 MPH AND LOCALLY
HEAVY RAINFALL WILL BE THE PRIMARY HAZARDS.
.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
ISOLATED TO SCATTERED THUNDERSTORMS WILL BLOSSOM IN THE AFTERNOON
AND EVENING ACROSS SOUTH AND CENTRAL WYOMING SUNDAY THROUGH
WEDNESDAY...WITH CHANCES FOR THUNDERSTORMS EXPANDING WESTWARD
THURSDAY AND FRIDAY. THE MAIN HAZARD FROM THESE STORMS WILL BE
DANGEROUS CLOUD TO GROUND LIGHTNING.
.SPOTTER INFORMATION STATEMENT...
SPOTTERS ARE ENCOURAGED TO REPORT WINDS OVER 40 MPH AND RAINFALL
OVER A QUARTER OF AN INCH.
$$
TEAM RIVERTON
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RAPID CITY SD
430 AM MDT SAT JUL 31 2010
SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058-
071-011300-
BENNETT-BUTTE-CENTRAL BLACK HILLS-CUSTER CO PLAINS-FALL RIVER-HAAKON-
HARDING-HERMOSA FOOT HILLS-JACKSON-MELLETTE-NORTHEASTERN CROOK-
NORTHERN BLACK HILLS-NORTHERN CAMPBELL-NORTHERN FOOT HILLS-
NORTHERN MEADE CO PLAINS-PENNINGTON CO PLAINS-PERKINS-RAPID CITY-
SHANNON-SOUTHERN BLACK HILLS-SOUTHERN CAMPBELL-SOUTHERN FOOT HILLS-
SOUTHERN MEADE CO PLAINS-STURGIS/PIEDMONT FOOT HILLS-TODD-TRIPP-
WESTERN CROOK-WESTON-WYOMING BLACK HILLS-ZIEBACH-
430 AM MDT (530 AM CDT) SAT JUL 31 2010
THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN SOUTH DAKOTA AND
NORTHEASTERN WYOMING.
.DAY ONE...TODAY AND TONIGHT
ISOLATED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON
BEFORE INCREASING IN COVERAGE THIS EVENING. THERE IS A SLIGHT RISK
OF SEVERE THUNDERSTORMS ACROSS FAR NORTHWEST SOUTH DAKOTA. LARGE
HAIL AND DAMAGING WIND GUSTS WILL BE THE MAIN THREAT...ALONG WITH
THE POTENTIAL FOR LOCALLY HEAVY RAINFALL.
.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
ON SUNDAY...ISOLATED THUNDERSTORMS STORMS ARE EXPECTED TO
DEVELOP IN THE EARLY AFTERNOON AND INCREASE IN COVERAGE IN THE
EVENING. THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS...
PARTICULARLY OVER WESTERN AND SOUTH CENTRAL SOUTH DAKOTA. LARGE
HAIL AN DAMAGING WIND GUSTS ARE THE MAIN THREAT...ALONG WITH
LOCALLY HEAVY RAINFALL.
AN UNSETTLED WEATHER PATTERN CONTINUES FROM MONDAY THROUGH
FRIDAY...BRINGING A DAILY CHANCE FOR THUNDERSTORMS.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION MAY BE NEEDED ACROSS FAR NORTHWEST SOUTH DAKOTA
THIS EVENING.
$$
