Hazardous Weather Outlook
Issued by NWS Riverton, WY

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FLUS45 KRIW 180919
HWORIW

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
319 AM MDT WED MAY 18 2016

WYZ001>020-022>030-191200-
YELLOWSTONE NATIONAL PARK-ABSAROKA MOUNTAINS-CODY FOOTHILLS-
NORTH BIG HORN BASIN-SOUTHWEST BIG HORN BASIN-
SOUTHEAST BIG HORN BASIN-OWL CREEK AND BRIDGER MOUNTAINS-
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE-
WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST-
UPPER WIND RIVER BASIN-WIND RIVER BASIN-LANDER FOOTHILLS-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN-STAR VALLEY-
SALT RIVER AND WYOMING RANGES-UPPER GREEN RIVER BASIN FOOTHILLS-
UPPER GREEN RIVER BASIN-SOUTH LINCOLN COUNTY-
ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY-
319 AM MDT WED MAY 18 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.

.DAY ONE...TODAY AND TONIGHT

ISOLATED TO WIDELY SCATTERED MOUNTAIN THUNDERSTORMS IN THE
AFTERNOON AND EVENING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

WARM TEMPERATURES THURSDAY THROUGH SATURDAY...WILL RESULT IN
SIGNIFICANT MOUNTAIN SNOWMELT. THIS WILL CAUSE RISES OF AREA
CREEKS AND RIVERS...WITH THEM CRESTING IN THE SUNDAY AND MONDAY
TIMEFRAME. THE LOCATIONS OF GREATEST CONCERN ARE CREEKS AND
STREAMS IN THE BIG WIND...AND LITTLE WIND RIVER BASINS.

THURSDAY...ISOLATED TO SCATTERED STRONG THUNDERSTORMS...WITH THE
BEST COVERAGE OVER THE WEST. SOME THUNDERSTORMS COULD BE STRONG TO
MARGINALLY SEVERE...WEST OF THE DIVIDE AND ACROSS THE SOUTH.

FRIDAY AND SATURDAY...ISOLATED TO WIDELY SCATTERED THUNDERSTORMS
MAINLY WEST OF THE DIVIDE.

SUNDAY THROUGH TUESDAY...ISOLATED TO SCATTERED THUNDERSTORMS
ACROSS MUCH OF THE AREA.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO REPORT ANY SIGNIFICANT WEATHER...INCLUDING
HAIL...STRONG WINDS...HEAVY RAINFALL OR OBSERVED FLOODING. THANK
YOU.

$$


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