Special Weather Statement
Issued by NWS Riverton, WY

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WWUS85 KRIW 230013
SPSRIW

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
613 PM MDT FRI MAY 22 2015

WYZ001>008-012>020-022>027-230230-
ABSAROKA MOUNTAINS-BIGHORN MOUNTAINS WEST-CASPER MOUNTAIN-
CODY FOOTHILLS-GREEN MOUNTAINS AND RATTLESNAKE RANGE-JACKSON HOLE-
LANDER FOOTHILLS-NATRONA COUNTY LOWER ELEVATIONS-
NORTH BIG HORN BASIN-OWL CREEK AND BRIDGER MOUNTAINS-
SALT RIVER AND WYOMING RANGES-SOUTH LINCOLN COUNTY-
SOUTHEAST BIG HORN BASIN-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-
613 PM MDT FRI MAY 22 2015

THROUGH 830 PM...SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS WILL
MOVE WEST TO NORTHWEST ACROSS THE REGION. THE MAIN HAZARDS FROM THE
STRONGER ACTIVITY...WILL BE BRIEF VERY HEAVY RAINFALL...AND
OCCASIONAL CLOUD TO GROUND LIGHTNING. THE BRIEF HEAVY RAINFALL COULD
CAUSE PONDING OF WATER ON AREA ROADWAYS...AND MINOR FLOODING IN LOW
LYING OR POOR DRAINAGE AREAS. MOTORISTS ARE URGED TO SLOW DOWN TO
MINIMIZE THE RISK OF HYDROPLANING.

$$

WYZ028>030-230230-
EAST SWEETWATER COUNTY-FLAMING GORGE-ROCK SPRINGS AND GREEN RIVER-
613 PM MDT FRI MAY 22 2015

THROUGH 830 PM...SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS WILL
MOVE NORTH TO NORTHWEST ACROSS THE REGION. THE MAIN HAZARDS FROM THE
STRONGER ACTIVITY...WILL BE BRIEF VERY HEAVY RAINFALL...SMALL HAIL
AND OCCASIONAL CLOUD TO GROUND LIGHTNING. THE BRIEF HEAVY RAINFALL
COULD CAUSE PONDING OF WATER ON AREA ROADWAYS...AND MINOR FLOODING IN
LOW LYING OR POOR DRAINAGE AREAS. MOTORISTS ARE URGED TO SLOW DOWN TO
MINIMIZE THE RISK OF HYDROPLANING.

$$

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