804
WWUS20 KWNS 100144
SEL2
SPC WW 100144
IAZ000-KSZ000-NEZ000-100900-
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 582
NWS STORM PREDICTION CENTER NORMAN OK
845 PM CDT SAT AUG 9 2025
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
SOUTHWEST IOWA
WESTERN AND NORTHERN KANSAS
SOUTHERN NEBRASKA
* EFFECTIVE THIS SATURDAY NIGHT AND SUNDAY MORNING FROM 845 PM
UNTIL 400 AM CDT.
* PRIMARY THREATS INCLUDE...
SCATTERED DAMAGING WINDS LIKELY WITH ISOLATED SIGNIFICANT GUSTS
TO 80 MPH POSSIBLE
SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2
INCHES IN DIAMETER POSSIBLE
A TORNADO OR TWO POSSIBLE
SUMMARY...CLUSTERS OF STORMS ACROSS FAR EASTERN COLORADO/NORTHWEST
KANSAS/SOUTHWEST NEBRASKA AS OF MID-EVENING (845 PM CDT) WILL LIKELY
CONTINUE TO SPREAD EASTWARD AND ORGANIZE, POTENTIALLY INTO A BOWING
LINEAR COMPLEX. OTHER STORMS MAY DEVELOP AHEAD (EAST) OF IT AND ALSO
INTENSIFY WITHIN A VERY UNSTABLE AIR MASS. DAMAGING WINDS AND
OCCASIONAL LARGE HAIL ARE THE PRIMARY SEVERE HAZARDS EXPECTED ACROSS
THE REGION.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 95 MILES WEST SOUTHWEST
OF HILL CITY KS TO 40 MILES SOUTH SOUTHEAST OF OMAHA NE. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU2).
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 581...
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO
2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 70 KNOTS. A
FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM MOTION VECTOR
27030.
...GUYER
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