Special Weather Statement
Issued by NWS Riverton, WY

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WWUS85 KRIW 010410
SPSRIW

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RIVERTON WY
1010 PM MDT SUN MAY 31 2015

WYZ012-013-010445-
JACKSON HOLE WY-TETON AND GROS VENTRE MOUNTAINS WY-
1010 PM MDT SUN MAY 31 2015

...SIGNIFICANT WEATHER ADVISORY FOR WESTERN TETON COUNTY IN NORTHWEST
WYOMING UNTIL 1045 PM MDT...

AT 1005 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A STRONG THUNDERSTORM 7 MILES WEST OF VICTOR IDAHO...WHICH IS 11
MILES SOUTHWEST OF DRIGGS IDAHO...MOVING NORTHEAST AT 35 MPH.

THUNDERSTORM OUTFLOW WIND GUSTS OF 45 TO 55 MPH ARE EXPECTED WITH
THIS STORM BEFORE IT ARRIVES. ONCE THE STORM ARRIVES...IT WILL
LIKELY PRODUCE BRIEF HEAVY RAIN AND FREQUENT DANGEROUS LIGHTNING.

THE OUTFLOW WIND WILL OCCUR WELL AHEAD THE STORM. THEREFORE...BE
PREPARED NOW FOR POSSIBLE STRONG WIND GUSTS PRIOR TO THE STORM`S
ARRIVAL.

THIS ACTUAL STORM WILL BE NEAR...
ALTA AROUND 1030 PM MDT.
GRAND TARGHEE SKI AREA AROUND 1040 PM MDT.
GRAND TETON AND MOUNT MORAN AROUND 1045 PM MDT.

IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.

REPORT HAZARDOUS WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN
RIVERTON AT 1-800-211-1448.

LAT...LON 4410 11106 4412 11103 4375 11055 4357 11105
TIME...MOT...LOC 0407Z 237DEG 30KT 4362 11124

$$

AR








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