440
WWUS20 KWNS 072222
SEL9
SPC WW 072222
NEZ000-SDZ000-WYZ000-080500-
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 469
NWS STORM PREDICTION CENTER NORMAN OK
425 PM MDT TUE JUL 7 2026
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
NORTHWEST NEBRASKA
WESTERN AND CENTRAL SOUTH DAKOTA
NORTHEAST WYOMING
* EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 425 PM UNTIL
1100 PM MDT.
* PRIMARY THREATS INCLUDE...
SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 75
MPH POSSIBLE
SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2.5
INCHES IN DIAMETER POSSIBLE
A TORNADO OR TWO POSSIBLE
SUMMARY...A MIX OF SUPERCELLS AND CLUSTERS SHOULD POSE A THREAT FOR
BOTH LARGE HAIL AND SEVERE/DAMAGING WINDS THIS AFTERNOON AND EVENING
AS THEY DEVELOP SLOWLY EASTWARD. ISOLATED VERY LARGE HAIL UP TO
2-2.5 INCHES IN DIAMETER MAY OCCUR WITH ANY SUSTAINED SUPERCELLS,
AND OCCASIONAL SIGNIFICANT GUSTS UP TO 75 MPH APPEAR POSSIBLE IF A
CLUSTER CAN FORM LATER THIS EVENING.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 60
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 20 MILES SOUTHWEST OF
GILLETTE WY TO 55 MILES SOUTHEAST OF PIERRE SD. 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.
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO
2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65 KNOTS. A
FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM MOTION VECTOR
26025.
...GLEASON
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