SPC Severe Thunderstorm Watch 167



WW 167 SEVERE TSTM ND SD 152045Z – 160300Z

WW 0167 Image

URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 167
NWS Storm Prediction Center Norman OK
345 PM CDT Wed May 15 2019

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  Central North Dakota
  North-central South Dakota

* Effective this Wednesday afternoon and evening from 345 PM
  until 1000 PM CDT.

* Primary threats include...
  Scattered large hail and isolated very large hail events to 2
    inches in diameter possible
  Isolated damaging wind gusts to 70 mph possible

SUMMARY...Scattered thunderstorms should develop along an
eastward-moving front with a few becoming discrete supercells. Large
hail and isolated severe wind gusts are the primary hazards.

The severe thunderstorm watch area is approximately along and 60
statute miles east and west of a line from 90 miles south southeast
of Bismarck ND to 45 miles west northwest of Devils Lake ND. 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.

&&

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 450. Mean storm motion vector
29025.

...Grams

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