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.
$$
TEAM RIVERTON
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORTH PLATTE NE
554 AM CDT SAT JUL 31 2010
NEZ004>010-022>029-035>038-056>059-069>071-094-011100-
SHERIDAN-EASTERN CHERRY-KEYA PAHA-BOYD-BROWN-ROCK-HOLT-GARDEN-
GRANT-HOOKER-THOMAS-BLAINE-LOUP-GARFIELD-WHEELER-ARTHUR-MCPHERSON-
LOGAN-CUSTER-DEUEL-KEITH-PERKINS-LINCOLN-CHASE-HAYES-FRONTIER-
WESTERN CHERRY-
554 AM CDT SAT JUL 31 2010 /454 AM MDT SAT JUL 31 2010/
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN AND
NORTH CENTRAL NEBRASKA.
.DAY ONE...TODAY AND TONIGHT.
AS THE SURFACE FRONT RETURNS TO THE HIGH PLAINS...THERE IS A
SLIGHT CHANCE OF THUNDERSTORMS TONIGHT IN WESTERN AND NORTHERN
NEBRASKA. SEVERE STORMS ARE NOT EXPECTED.
.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.
THERE IS A CHANCE OF THUNDERSTORMS SUNDAY AND SUNDAY NIGHT ALONG
AND EAST OF THE WARM FRONT. WITH THE SURFACE LOW CROSSING SOUTH
DAKOTA...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS IN NORTH
CENTRAL NEBRASKA.
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS MONDAY AFTERNOON
AND NIGHT AS A COOL FRONT PASSES THROUGH THE AREA. THE RISK OF
SEVERE WEATHER IS OVER NORTH CENTRAL...CENTRAL AND SOUTHWEST
NEBRASKA.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT.
&&
THIS PRODUCT IS NOW AVAILABLE...ALONG WITH OTHER WEATHER...
HYDROLOGICAL AND CLIMATOLOGICAL INFORMATION...AT
HTTP://WWW.WEATHER.GOV/NORTHPLATTE
$$
JRS
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.
$$
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHEYENNE WY
424 AM MDT SAT JUL 31 2010
NEZ002-003-019>021-054-055-095-096-WYZ101>119-011030-
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-
NIOBRARA COUNTY-NORTH LARAMIE RANGE-
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-SHIRLEY BASIN-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY-
NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY-
SIERRA MADRE RANGE-UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE-
LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
424 AM MDT SAT JUL 31 2010
THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN NEBRASKA
PANHANDLE...EAST CENTRAL WYOMING...SOUTH CENTRAL WYOMING AND
SOUTHEAST WYOMING.
.DAY ONE...TODAY AND TONIGHT
ISOLATED AFTERNOON THUNDERSTORMS WILL BE POSSIBLE TODAY INTO THIS
EVENING AS MONSOON MOISTURE CONTINUES TO MOVE INTO THE AREA FROM
THE SOUTHWEST. BRIEF HEAVY RAIN IS POSSIBLE WITH THE
THUNDERSTORMS.
.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
MONSOON MOISTURE FROM THE SOUTHWEST AND AN APPROACHING COLD FRONT
FROM THE NORTHWEST WILL PROVIDE A RISK FOR THUNDERSTORMS SUNDAY AND
MONDAY INTO TUESDAY MORNING. THE MAIN THUNDERSTORM IMPACT WILL BE
HEAVY RAIN AND FLASH FLOODING POTENTIAL. ISOLATED THUNDERSTORMS WILL THEN
RETURN IN THE AFTERNOON AND EVENING FOR THE REMAINDER OF THE WEEK.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.
&&
THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND
CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT...
HTTP://WEATHER.GOV/CHEYENNE
$$
SLA
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ABERDEEN SD
519 AM CDT SAT JUL 31 2010
MNZ039-046-SDZ003>011-015>023-033>037-045-048-051-011030-
TRAVERSE-BIG STONE-CORSON-CAMPBELL-MCPHERSON-BROWN-MARSHALL-
ROBERTS-WALWORTH-EDMUNDS-DAY-DEWEY-POTTER-FAULK-SPINK-CLARK-
CODINGTON-GRANT-HAMLIN-DEUEL-STANLEY-SULLY-HUGHES-HYDE-HAND-JONES-
LYMAN-BUFFALO-
519 AM CDT SAT JUL 31 2010 /419 AM MDT SAT JUL 31 2010/
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WEST CENTRAL
MINNESOTA...CENTRAL SOUTH DAKOTA...NORTH CENTRAL SOUTH DAKOTA AND
NORTHEAST SOUTH DAKOTA.
.DAY ONE...TODAY AND TONIGHT
A FEW THUNDERSTORMS ARE POSSIBLE ACROSS THE WESTERN HALF OF SOUTH
DAKOTA THIS AFTERNOON...SOME OF WHICH COULD CONTAIN SMALL HAIL AND
GUSTY WINDS. OVERNIGHT...CHANCES FOR THUNDERSTORMS INCREASE ACROSS
THE NORTHERN HALF OF SOUTH DAKOTA...BUT THE THREAT FOR SEVERE
WEATHER APPEARS RATHER MINIMAL.
.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
A BETTER CHANCE FOR SEVERE STORMS EXISTS SUNDAY EVENING AS A COLD
FRONT DROPS THROUGH THE AREA. LARGE HAIL AND STRONG WINDS ARE
POSSIBLE WITH THESE STORMS.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT ANTICIPATED TODAY OR TONIGHT.
$$
TMT
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BISMARCK ND
448 AM CDT SAT JUL 31 2010
NDZ001>003-009>011-017>021-031>035-040>045-011000-
DIVIDE-BURKE-RENVILLE-WILLIAMS-MOUNTRAIL-WARD-MCKENZIE-DUNN-
MERCER-OLIVER-MCLEAN-GOLDEN VALLEY-BILLINGS-STARK-MORTON-BURLEIGH-
SLOPE-HETTINGER-GRANT-BOWMAN-ADAMS-SIOUX-
448 AM CDT SAT JUL 31 2010 /348 AM MDT SAT JUL 31 2010/
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
NORTH DAKOTA...NORTHWEST NORTH DAKOTA...SOUTH CENTRAL NORTH
DAKOTA AND SOUTHWEST NORTH DAKOTA.
.DAY ONE...TODAY AND TONIGHT
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS LATER TODAY AND
TONIGHT. LARGE HAIL...DAMAGING WINDS...AND HEAVY RAINFALL ARE ALL
POSSIBLE. SURFACE LOW PRESSURE AND A DEVELOPING WARM FRONT OVER
SOUTHEASTERN MONTANA WILL BEGIN TO GET BETTER ORGANIZED DURING THE
DAY TODAY INTO TONIGHT. SHOWERS AND THUNDERSTORMS WILL DEVELOP
ALONG AND AHEAD OF THE LOW PRESSURE AND WARM FRONT TODAY THROUGH
TONIGHT.
.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS SUNDAY INTO SUNDAY
NIGHT. A COLD FRONT WILL SLOWLY MOVE EAST DURING THE DAY ON SUNDAY.
THIS WILL CREATE MORE SHOWERS AND THUNDERSTORMS...SOME POSSIBLY
SEVERE WITH LARGE HAIL THE PRIMARY THREAT.
BEYOND SUNDAY...A SLIGHT CHANCE OF THUNDERSTORMS WILL CONTINUE
THROUGH FRIDAY OF NEXT WEEK.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL LIKELY BE NEEDED LATER TODAY THROUGH SUNDAY
NIGHT IN ANTICIPATION OF SEVERE THUNDERSTORMS MENTIONED ABOVE.
PLEASE REPORT ANY SEVERE WEATHER YOU OBSERVE TO EITHER THE NATIONAL
WEATHER SERVICE OR LOCAL LAW ENFORCEMENT.
$$
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BISMARCK ND
448 AM CDT SAT JUL 31 2010
NDZ004-005-012-013-022-023-025-036-037-046>048-050-051-011000-
BOTTINEAU-ROLETTE-MCHENRY-PIERCE-SHERIDAN-WELLS-FOSTER-KIDDER-
STUTSMAN-EMMONS-LOGAN-LA MOURE-MCINTOSH-DICKEY-
448 AM CDT SAT JUL 31 2010
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
NORTH DAKOTA...SOUTH CENTRAL NORTH DAKOTA AND SOUTHEAST NORTH
DAKOTA.
.DAY ONE...TODAY AND TONIGHT
A WARM FRONT WILL PRODUCE SHOWERS AND THUNDERSTORMS TONIGHT...WITH
LOCALLY HEAVY RAINFALL POSSIBLE.
.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS SUNDAY INTO SUNDAY
NIGHT. A COLD FRONT WILL SLOWLY MOVE EAST DURING THE DAY ON SUNDAY.
THIS WILL CREATE MORE SHOWERS AND THUNDERSTORMS...SOME POSSIBLY
SEVERE WITH LARGE HAIL THE PRIMARY THREAT.
.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL LIKELY BE NEEDED TONIGHT THROUGH SUNDAY
NIGHT IN ANTICIPATION OF SEVERE THUNDERSTORMS MENTIONED ABOVE.
PLEASE REPORT ANY SEVERE WEATHER YOU OBSERVE TO EITHER THE NATIONAL
WEATHER SERVICE OR LOCAL LAW ENFORCEMENT.
$$
KS
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BILLINGS MT
340 AM MDT SAT JUL 31 2010
MTZ028>042-056>058-063>068-WYZ098-099-010945-
SOUTHERN WHEATLAND-MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-CUSTER-
FALLON-NORTHERN STILLWATER-YELLOWSTONE-POWDER RIVER-CARTER-
SOUTHERN BIG HORN-EASTERN CARBON-NORTHERN PARK-
NORTHERN SWEET GRASS-GOLDEN VALLEY-RED LODGE FOOTHILLS-
NORTHERN BIG HORN-SOUTHERN ROSEBUD-JUDITH GAP-PARADISE VALLEY-
LIVINGSTON AREA-BEARTOOTH FOOTHILLS-ABSAROKA/BEARTOOTH MOUNTAINS-
CRAZY MOUNTAINS-NORTHEAST BIG HORN MOUNTAINS-SHERIDAN FOOTHILLS-
340 AM MDT SAT JUL 31 2010
THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
MONTANA...SOUTH CENTRAL MONTANA...SOUTHEAST MONTANA AND NORTH
CENTRAL WYOMING.
.DAY ONE...TODAY AND TONIGHT
POTENTIAL FOR SEVERE THUNDERSTORMS OVER MUCH OF THE FORECAST AREA
HIGHLIGHTS THE DAY ONE OUTLOOK.
A SHORTWAVE WILL MAKE ITS WAY ACROSS THE REGION TODAY AND WITH IT
WILL COME THE POTENTIAL FOR SEVERE THUNDERSTORMS MAINLY OVER THE
WESTERN AND CENTRAL ZONES THIS AFTERNOON...AND THE EASTERN ZONES
TONIGHT. THE MAIN THREATS FROM THESE STORMS WILL BE DAMAGING
WIND...LARGE HAIL...AND FREQUENT LIGHTNING.
FOR THOSE PEOPLE PARTICIPATING IN OUTDOOR ACTIVITIES...PLEASE
REMAIN ALERT FOR CHANGING WEATHER CONDITIONS.
.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
THUNDERSTORM ACTIVITY IS POSSIBLE ON SUNDAY AFTERNOON. SOME OF
THESE STORMS MAY BE SEVERE IN NATURE...PRODUCING DAMAGING
WINDS...LARGE HAIL...AND FREQUENT LIGHTNING. THE BIGGEST THREAT
WILL BE TO THE EASTERN ZONES.
.SPOTTER INFORMATION STATEMENT...
WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.
$$
