

554 

WWUS20 KWNS 162336

SEL5

SPC WW 162336

MNZ000-170700-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 505

NWS Storm Prediction Center Norman OK

640 PM CDT Thu Sep 16 2021



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Central and southwestern Minnesota



* Effective this Thursday night and Friday morning from 640 PM

  until 200 AM CDT.



* Primary threats include...

  Scattered large hail and isolated very large hail events to 2.5

    inches in diameter possible

  Scattered damaging wind gusts to 70 mph possible

  A tornado or two possible



SUMMARY...Strengthening and backbuilding convection near a cold

front will pose a threat mainly for severe hail and damaging gusts

into tonight.



The severe thunderstorm watch area is approximately along and 50

statute miles east and west of a line from 60 miles southwest of

Redwood Falls MN to 15 miles north northeast of Saint Cloud MN. For

a complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU5).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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

tornadoes.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 504...



AVIATION...A few severe thunderstorms with hail surface and aloft to

2.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A

few cumulonimbi with maximum tops to 550. Mean storm motion vector

23030.



...Edwards

