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URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 438
NWS Storm Prediction Center Norman OK
350 PM CDT Tue Jul 5 2022
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Western and central Iowa
Southwest to south-central Minnesota
* Effective this Tuesday afternoon and evening from 350 PM until
1000 PM CDT.
* Primary threats include...
Scattered damaging winds and isolated significant gusts to 80
Isolated very large hail events to 2 inches in diameter possible
A tornado or two possible
SUMMARY...Long-lived bowing MCS across southeast South Dakota will
spread east-southeast across parts of eastern Nebraska, western and
central Iowa and far southern Minnesota with severe wind gusts.
Additional cells ahead of it will pose a threat for hail and wind.
The severe thunderstorm watch area is approximately along and 90
statute miles north and south of a line from 35 miles west of
Denison IA to 40 miles southeast of Mason City IA. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU8).
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
OTHER WATCH INFORMATION...CONTINUE...WW 436...WW 437...
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 600. Mean storm motion vector