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URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 323
NWS Storm Prediction Center Norman OK
315 PM CDT Tue Jun 13 2017
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Extreme western Minnesota
North Central Nebraska
Eastern South Dakota
* Effective this Tuesday afternoon and evening from 315 PM until
1000 PM CDT.
* Primary threats include...
A few tornadoes likely with a couple intense tornadoes possible
Widespread large hail expected with isolated very large hail
events to 3 inches in diameter likely
Isolated damaging wind gusts to 70 mph possible
SUMMARY...Thunderstorms will form soon across parts of central SD/NE
and spread across the watch area. Supercells capable of very large
hail and damaging winds will be possible, along with the risk of a
The tornado watch area is approximately along and 60 statute miles
east and west of a line from 20 miles south of Burwell NE to 50
miles northeast of Aberdeen SD. For a complete depiction of the
watch see the associated watch outline update (WOUS64 KWNS WOU3).
REMEMBER...A Tornado Watch means conditions are favorable for
tornadoes and 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.
AVIATION...Tornadoes and 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 24035.