416
WWUS20 KWNS 131950
SEL0
SPC WW 131950
IDZ000-UTZ000-WYZ000-140200-
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 200
NWS STORM PREDICTION CENTER NORMAN OK
150 PM MDT WED MAY 13 2026
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
EASTERN IDAHO
NORTHERN UTAH
WESTERN WYOMING
* EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 150 PM
UNTIL 800 PM MDT.
* PRIMARY THREATS INCLUDE...
SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 75
MPH POSSIBLE
SUMMARY...COVERAGE OF SHOWERS AND THUNDERSTORMS IS EXPECTED TO
INCREASE THIS AFTERNOON AND EVENING FROM NORTHERN UTAH THROUGH
EASTERN IDAHO AND WESTERN WYOMING. HIGH CLOUD BASES, A DEEPLY MIXED
BOUNDARY LAYER, AND MODERATE TO STRONG MID-LEVEL FLOW SUPPORT THE
POTENTIAL FOR STRONG TO SEVERE GUSTS WITH ANY DEEPER, MORE SUSTAINED
STORMS. ISOLATED GUSTS OVER 75 MPH ARE POSSIBLE.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 105
STATUTE MILES EAST AND WEST OF A LINE FROM 20 MILES WEST NORTHWEST
OF WEST YELLOWSTONE MT TO 60 MILES SOUTH SOUTHEAST OF SALT LAKE CITY
UT. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU0).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES.
OTHER WATCH INFORMATION...CONTINUE...WW 199...
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO
1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65 KNOTS. A FEW
CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR
22040.
...MOSIER
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