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URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 474
NWS Storm Prediction Center Norman OK
1245 PM MDT Mon Jul 18 2022
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Central and Eastern Montana
* Effective this Monday afternoon and evening from 1245 PM until
800 PM MDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2.5
inches in diameter likely
Scattered damaging winds likely with isolated significant gusts
to 80 mph possible
SUMMARY...Thunderstorms will rapidly intensify this afternoon over
north-central Montana and track quickly eastward across the watch
area. Significant damaging wind gusts and large hail will be
possible in the stronger storms.
The severe thunderstorm watch area is approximately along and 70
statute miles north and south of a line from 55 miles southwest of
Havre MT to 30 miles north northeast of Sidney MT. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU4).
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 473...
AVIATION...A few severe thunderstorms with hail surface and aloft to
2.5 inches. Extreme turbulence and surface wind gusts to 70 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector