Severe Local Storm Watch and Watch Cancellation Msg
Issued by NWS

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WWUS20 KWNS 290619
SPC WW 290619

Severe Thunderstorm Watch Number 379
NWS Storm Prediction Center Norman OK
120 AM CDT Thu Jun 29 2017

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of
  Northern Kansas
  Extreme south-central Nebraska

* Effective this Thursday morning from 120 AM until 1000 AM CDT.

* Primary threats include...
  Isolated very large hail events to 3 inches in diameter possible
  Isolated damaging wind gusts to 70 mph possible

SUMMARY...Two areas of thunderstorms are expected to offer a threat
for severe hail and isolated damaging wind through midmorning:
1.  Ongoing severe convection over the Kansas/Nebraska border,
expected to spread east-southeastward the next few hours;
2.  An area of storms over northeastern Colorado that may intensify
as it moves into a more moist/unstable air mass in northwestern
Kansas and proceed eastward from there.

The severe thunderstorm watch area is approximately along and 60
statute miles north and south of a line from 25 miles southwest of
Goodland KS to 25 miles east of Manhattan KS. For a complete
depiction of the watch see the associated watch outline update


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
3 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector

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