SPC Severe Thunderstorm Watch 342



WW 342 SEVERE TSTM MN ND 081825Z – 090100Z

WW 0342 Image

URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 342
NWS Storm Prediction Center Norman OK
125 PM CDT Sat Jun 8 2019

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  Northwestern Minnesota
  Southeastern and east central North Dakota

* Effective this Saturday afternoon and evening from 125 PM until
  800 PM CDT.

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

SUMMARY...Scattered thunderstorm development is expected through the
remainder of the afternoon along a slow-moving cold front from
eastern North Dakota into northwestern Minnesota.  The storm
environment will support a mix of clusters/line segments capable of
producing damaging gusts and large hail.  An isolated supercell may
also occur, with an attendant threat for a brief tornado.

The severe thunderstorm watch area is approximately along and 35
statute miles east and west of a line from 15 miles northwest of
Roseau MN to 70 miles south southwest of Fargo ND. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU2).

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
1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
22030.

...Thompson

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