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WWUS20 KWNS 102043

SEL6

SPC WW 102043

IAZ000-MNZ000-WIZ000-110200-



URGENT - IMMEDIATE BROADCAST REQUESTED

Tornado Watch Number 16

NWS Storm Prediction Center Norman OK

240 PM CST Wed Mar 10 2021



The NWS Storm Prediction Center has issued a



* Tornado Watch for portions of

  central and northeastern Iowa

  southeastern Minnesota

  a small portion of west central Wisconsin



* Effective this Wednesday afternoon and evening from 240 PM

  until 800 PM CST.



* Primary threats include...

  A couple tornadoes possible

  Scattered damaging wind gusts to 70 mph possible

  Scattered large hail events to 1.5 inches in diameter possible



SUMMARY...Scattered severe thunderstorms are expected to develop by

late this afternoon.  This may include a few supercells with the

potential to produce tornadoes, before a broken squall line evolves

and advances eastward with damaging wind gusts likely becoming the

primary severe hazard this evening.



The tornado watch area is approximately along and 70 statute miles

east and west of a line from 25 miles north northeast of Rochester

MN to 5 miles southeast of Des Moines IA. For a complete depiction

of the watch see the associated watch outline update (WOUS64 KWNS

WOU6).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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 1.5 inches. Extreme turbulence and surface wind

gusts to 60 knots. A few cumulonimbi with maximum tops to 400. Mean

storm motion vector 23040.



...Kerr

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