Severe Weather Outlook

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Severe Weather Watches Overview

Watch data currently updates every 15 minutes.

EXPIRED Severe Thunderstorm Watch #0411 for Northwest into Northern Iowa, Southwest into Southern Minnesota

Scattered damaging wind gusts to 70 mph possible
Isolated large hail events to 1 inch in diameter possible

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EXPIRED Severe Thunderstorm Watch #0411

Locations Affected

Northwest into Northern Iowa

Southwest into Southern Minnesota

Severe Thunderstorm Watch Summary

A squall line will move into the Watch area early this morning and likely move east across the Watch. Scattered damaging gusts (60 to 70 mph) are possible with the more intense portions of the squall line.

Severe Weather Threats

Scattered damaging wind gusts to 70 mph possible

Isolated large hail events to 1 inch in diameter possible

Severe Thunderstorm Watch Details

SEL1

URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 411
NWS Storm Prediction Center Norman OK
450 AM CDT Sun Jun 28 2026

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  Northwest into Northern Iowa
  Southwest into Southern Minnesota

* Effective this Sunday morning from 450 AM until 900 AM CDT.

* Primary threats include...
  Scattered damaging wind gusts to 70 mph possible
  Isolated large hail events to 1 inch in diameter possible

SUMMARY...A squall line will move into the Watch area early this
morning and likely move east across the Watch.  Scattered damaging
gusts (60 to 70 mph) are possible with the more intense portions of
the squall line.

The severe thunderstorm watch area is approximately along and 60
statute miles north and south of a line from 45 miles west southwest
of Worthington MN to 10 miles east southeast of Mason City IA. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU1).

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 410...

AVIATION...A few severe thunderstorms with hail surface and aloft to
1 inch. Extreme turbulence and surface wind gusts to 60 knots. A few
cumulonimbi with maximum tops to 500. Mean storm motion vector
27035.

...Smith

National Risk Overview

Sunday, June 28: TORNADO: 2%; HAIL: 15%; WIND: 15%
Monday, June 29: TORNADO: 5%; HAIL: 15%; WIND: 15%
Tuesday, June 30: ANY SEVERE: 5%
Wednesday, July 1: ANY SEVERE: predictability too low
Thursday, July 2: ANY SEVERE: predictability too low
Friday, July 3: ANY SEVERE: predictability too low
Saturday, July 4: ANY SEVERE: predictability too low
Sunday, July 5: ANY SEVERE: predictability too low

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