672
WWUS20 KWNS 100003
SEL9
SPC WW 100003
COZ000-NEZ000-100600-
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 549
NWS STORM PREDICTION CENTER NORMAN OK
605 PM MDT SUN AUG 9 2026
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
FAR NORTHEAST COLORADO
WESTERN AND CENTRAL NEBRASKA
* EFFECTIVE THIS SUNDAY NIGHT FROM 605 PM UNTIL MIDNIGHT MDT.
* PRIMARY THREATS INCLUDE...
SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 75
MPH POSSIBLE
ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE
SUMMARY...ONGOING SEVERE THUNDERSTORMS IN THE NEBRASKA PANHANDLE
HAVE SHOWN A TREND TOWARDS UPSCALE GROWTH INTO A CONVECTIVE LINE.
THE AIRMASS DOWNSTREAM IS STRONGLY UNSTABLE, SUGGESTING THAT ANY
LINE THAT DOES DEVELOP COULD MAINTAIN ITS INTENSITY AS IT CONTINUES
INTO MORE OF WESTERN AND CENTRAL NEBRASKA (AND POSSIBLY FAR
NORTHEAST COLORADO) THIS EVENING. STRONG TO SEVERE GUSTS (60 TO 75
MPH) ARE THE PRIMARY RISK, ALTHOUGH ISOLATED INSTANCES OF HAIL ARE
POSSIBLE AS WELL.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 30 MILES SOUTH
SOUTHWEST OF ALLIANCE NE TO 25 MILES NORTHEAST OF NORTH PLATTE NE.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU9).
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 548...
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO
1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65 KNOTS. A
FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR
31035.
...MOSIER
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