444
WWUS20 KWNS 132004
SEL2
SPC WW 132004
MTZ000-140300-

URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 522
NWS Storm Prediction Center Norman OK
205 PM MDT Sat Jul 13 2024

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of
  Northeast Montana

* Effective this Saturday afternoon and evening from 205 PM until
  900 PM MDT.

* Primary threats include...
  Scattered large hail and isolated very large hail events to 2.5
    inches in diameter likely
  Scattered damaging wind gusts to 70 mph likely

SUMMARY...Intense thunderstorms are expected to form over
north-central and northeast Montana this afternoon and track
east-southeastward across the watch area.  Very large hail and
damaging winds are possible with the stronger cells.

The severe thunderstorm watch area is approximately along and 45
statute miles north and south of a line from 15 miles south of Havre
MT to 10 miles south southeast of Sidney MT. 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.

&&

AVIATION...A few severe thunderstorms with hail surface and aloft to
2.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
29030.

...Hart