SPC Severe Thunderstorm Watch 246

WW 246 SEVERE TSTM MT ND WY 112225Z – 120500Z


URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 246
NWS Storm Prediction Center Norman OK
425 PM MDT Sun May 11 2025

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  Southeast Montana
  Western North Dakota
  North Central Wyoming

* Effective this Sunday afternoon and evening from 425 PM until
  1100 PM MDT.

* Primary threats include...
  Scattered damaging winds and isolated significant gusts to 75
    mph possible

SUMMARY...A cluster of thunderstorms over southeast Montana will
track across the watch area through the evening.  Conditions are
favorable for organized, high-based convection capable of damaging
wind gusts.

The severe thunderstorm watch area is approximately along and 70
statute miles north and south of a line from 120 miles west
southwest of Miles City MT to 35 miles east northeast of Dickinson
ND. For a complete depiction of the watch see the associated watch
outline update (WOUS64 KWNS WOU6).

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 245...

AVIATION...A few severe thunderstorms with hail surface and aloft to
0.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
25030.

...Hart

StormPrep