SPC Severe Thunderstorm Watch 319



WW 319 SEVERE TSTM ND SD 302300Z – 010600Z

WW 0319 Image

URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 319
NWS Storm Prediction Center Norman OK
600 PM CDT Tue Jun 30 2020

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  Eastern North Dakota
  Northeast South Dakota

* Effective this Tuesday night and Wednesday morning from 600 PM
  until 100 AM CDT.

* Primary threats include...
  Scattered damaging wind gusts to 70 mph possible
  Isolated very large hail events to 2 inches in diameter possible
  A tornado or two possible

SUMMARY...Storms are expected to increase this evening near and
ahead of an eastward-advancing cold front across the Dakotas.
Damaging winds and severe hail will be possible with the strongest
storms.

The severe thunderstorm watch area is approximately along and 70
statute miles east and west of a line from 60 miles north of Devils
Lake ND to 45 miles west southwest of Watertown 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
2 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector
20030.

...Guyer

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