SPC Severe Thunderstorm Watch 337



WW 337 SEVERE TSTM ID UT WY 061955Z – 070500Z

WW 0337 Image

URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 337
NWS Storm Prediction Center Norman OK
155 PM MDT Thu Jun 6 2019

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  Southeast Idaho
  Western Central and Northern Utah
  Western Wyoming

* Effective this Thursday afternoon and evening from 155 PM until
  1100 PM MDT.

* Primary threats include...
  Scattered damaging wind gusts to 70 mph possible
  Scattered large hail events to 1.5 inches in diameter possible

SUMMARY...Scattered thunderstorms are expected to form throughout
the watch area this afternoon and early evening.  Storms should be
high-based and fast-moving, with a risk of damaging wind gusts and
hail in the strongest cells.

The severe thunderstorm watch area is approximately along and 75
statute miles east and west of a line from 65 miles north northeast
of Idaho Falls ID to 10 miles southeast of Delta UT. 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 335...WW 336...

AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
24035.

...Hart

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