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URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 390
NWS Storm Prediction Center Norman OK
500 PM MDT Sun Jul 2 2017
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
* Effective this Sunday afternoon and evening from 500 PM until
1100 PM MDT.
* 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...Relatively slow moving clusters initially capable of bouts
of large hail will continue to spread generally southward across the
region through this evening with severe-caliber winds also a
The severe thunderstorm watch area is approximately along and 105
statute miles north and south of a line from 75 miles northwest of
Imperial NE to 35 miles south southeast of Broken Bow NE. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU0).
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 550. Mean storm motion vector