

910 

WWUS20 KWNS 171724

SEL9

SPC WW 171724

NDZ000-180100-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 379

NWS Storm Prediction Center Norman OK

1230 PM CDT Fri Jul 17 2020



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Central North Dakota



* Effective this Friday afternoon and evening from 1230 PM until

  800 PM CDT.



* Primary threats include...

  Scattered large hail and isolated very large hail events to 3

    inches in diameter likely

  Scattered damaging wind gusts to 70 mph likely

  A tornado or two possible



SUMMARY...Scattered thunderstorms will continue to develop over

western North Dakota this afternoon and track eastward across the

watch area.  Very large hail and damaging winds are possible, along

with a tornado or two.



The severe thunderstorm watch area is approximately along and 85

statute miles east and west of a line from 75 miles northeast of

Minot ND to 45 miles east of Lemmon SD. For a complete depiction of

the watch see the associated watch outline update (WOUS64 KWNS

WOU9).



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

3 inches. Extreme turbulence and surface wind gusts to 60 knots. A

few cumulonimbi with maximum tops to 500. Mean storm motion vector

27035.



...Hart

