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URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 287
NWS Storm Prediction Center Norman OK
335 PM CDT Sun May 29 2022
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Eastern North Dakota
* Effective this Sunday afternoon and evening from 335 PM until
1000 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
A tornado or two possible
SUMMARY...Scattered thunderstorm development is expected along a
roughly north-south band near the North Dakota-Minnesota border this
afternoon, while additional storms could form later this afternoon
into northeastern North Dakota. The storm environment will support
a mix of multicell clusters and some supercells, with the primary
threats of occasional large hail and damaging outflow gusts. A
tornado or two may occur with any mature supercells interacting with
the surface warm front.
The severe thunderstorm watch area is approximately along and 60
statute miles east and west of a line from 20 miles west northwest
of Roseau MN to 60 miles south of Detroit Lakes MN. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU7).
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