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URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 316
NWS Storm Prediction Center Norman OK
1150 AM CDT Mon Jun 12 2017
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
* Effective this Monday morning and evening from 1150 AM until
700 PM 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
SUMMARY...Thunderstorms are expected to move into the watch area
from the west, as well as develop along a boundary extending across
the region. Large hail and damaging winds will be possible in the
The severe thunderstorm watch area is approximately along and 45
statute miles north and south of a line from 25 miles west of
Fairmont MN to 10 miles south of La Crosse WI. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU6).
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
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