

371 

WWUS20 KWNS 061950

SEL7

SPC WW 061950

IDZ000-UTZ000-WYZ000-070500-



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

