SPC Severe Thunderstorm Watch 627

SPC Severe Thunderstorm Watch 627

WW 627 SEVERE TSTM IA MN WI 111925Z – 120300Z

URGENT – IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 627
NWS Storm Prediction Center Norman OK
225 PM CDT Fri Aug 11 2023

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of
Northeast Iowa
Southeast and central Minnesota
Western Wisconsin

* Effective this Friday afternoon and evening from 225 PM until
1000 PM CDT.

* Primary threats include…
Scattered large hail and isolated very large hail events to 2
inches in diameter possible
Scattered damaging wind gusts to 70 mph possible

SUMMARY…Several strong to severe thunderstorm clusters are
forecast to develop and pose a risk for large hail and damaging
gusts. A few supercells are also possible and may pose a locally
higher hail risk.

The severe thunderstorm watch area is approximately along and 85
statute miles east and west of a line from 55 miles northeast of
Saint Cloud MN to 50 miles south southwest of La Crosse WI. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU7).

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 625…WW 626…

AVIATION…A few severe thunderstorms with hail surface and aloft to
2 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
29035.

…Smith

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