WW 672 SEVERE TSTM MT ND 122235Z – 130400Z
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 672
NWS Storm Prediction Center Norman OK
435 PM MDT Thu Sep 12 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northeastern and Eastern Montana Western North Dakota * Effective this Thursday afternoon and evening from 435 PM until 1000 PM MDT. * Primary threats include... Scattered damaging winds and isolated significant gusts to 85 mph likely Scattered large hail events to 1.5 inches in diameter possible SUMMARY...Scattered thunderstorms will continue to develop and
intensify late this afternoon and evening and spread northeast into
the Watch area. The stronger thunderstorms, including a mix of
cells and linear clusters, will be potentially capable of a severe
threat. Severe gusts will probably be the primary severe hazard
(60-85 mph), but large hail may accompany the stronger thunderstorm
cores as well (1 to 1.5 inches in diameter). The severe thunderstorm watch area is approximately along and 85
statute miles north and south of a line from 35 miles west southwest
of Glasgow MT to 55 miles northeast of Dickinson ND. 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 670...WW 671... AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 75 knots. A
few cumulonimbi with maximum tops to 400. Mean storm motion vector
21050. ...Smith
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