139
WWUS20 KWNS 152245
SEL0
SPC WW 152245
COZ000-KSZ000-NEZ000-160500-
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 420
NWS STORM PREDICTION CENTER NORMAN OK
445 PM MDT SUN JUN 15 2025
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
NORTHEAST COLORADO
NORTHWEST KANSAS
WESTERN AND WEST-CENTRAL NEBRASKA
* EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 445 PM UNTIL
1100 PM MDT.
* PRIMARY THREATS INCLUDE...
SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 75
MPH POSSIBLE
ISOLATED VERY LARGE HAIL EVENTS TO 2 INCHES IN DIAMETER POSSIBLE
SUMMARY...WIDELY SCATTERED TO SCATTERED THUNDERSTORMS ARE FORECAST
TO POSE A RISK FOR LARGE HAIL AND SEVERE GUSTS THROUGH MUCH OF THE
EVENING. A CLUSTER OF THUNDERSTORMS MAY EVOLVE BY THE EARLY TO MID
EVENING, AND THE THREAT FOR SEVERE GUSTS MAY PERSIST INTO THE LATE
EVENING.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 90
STATUTE MILES EAST AND WEST OF A LINE FROM 60 MILES NORTH NORTHEAST
OF ALLIANCE NE TO 35 MILES WEST OF GOODLAND KS. 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 418...WW 419...
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO
2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65 KNOTS. A
FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR
27020.
...SMITH
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