SPC Severe Thunderstorm Watch 344



WW 344 SEVERE TSTM MN ND SD WI LS 082110Z – 090500Z

WW 0344 Image

URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 344
NWS Storm Prediction Center Norman OK
410 PM CDT Wed Jul 8 2020

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  Central and Northeast Minnesota
  Far Southeast North Dakota
  Northeast South Dakota
  Northwest Wisconsin
  Lake Superior

* Effective this Wednesday afternoon from 410 PM until Midnight
  CDT.

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

SUMMARY...Storms are expected to develop through late
afternoon/early evening near a weak surface low/nearby cold front,
and increase/move along an eastward-extending warm front/modifying
outflow boundary. Initial supercells capable of severe hail/wind are
expected, and a tornado risk cannot be ruled out, particularly near
the warm front/outflow boundary.

The severe thunderstorm watch area is approximately along and 135
statute miles east and west of a line from 35 miles north northeast
of Hibbing MN to 65 miles southwest of Saint Cloud MN. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU4).

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 343...

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 500. Mean storm motion vector
27025.

...Guyer

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