Severe Weather Outlook
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Severe Weather Watches Overview
Watch data currently updates every 15 minutes.
- EXPIRED Severe Thunderstorm Watch #0666 for Southwestern into North-Central Minnesota, Eastern South Dakota
-
- 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
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EXPIRED Severe Thunderstorm Watch #0666
Locations Affected
Severe Thunderstorm Watch Summary
Scattered thunderstorms are forecast to continue to develop and intensify this evening. The stronger storms will be capable of a risk for large hail (1 to 2 inches in diameter) and severe gusts (60 to 70 mph). A tornado is possible early this evening if a supercell can be maintained, and before additional storms coalesce and outflow becomes more prevalent.
Severe Weather Threats
Severe Thunderstorm Watch Details
SEL6
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 666
NWS Storm Prediction Center Norman OK
640 PM CDT Fri Sep 11 2026
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Southwestern into North-Central Minnesota
Eastern South Dakota
* Effective this Friday evening from 640 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 thunderstorms are forecast to continue to
develop and intensify this evening. The stronger storms will be
capable of a risk for large hail (1 to 2 inches in diameter) and
severe gusts (60 to 70 mph). A tornado is possible early this
evening if a supercell can be maintained, and before additional
storms coalesce and outflow becomes more prevalent.
The severe thunderstorm watch area is approximately along and 45
statute miles east and west of a line from 60 miles north of
Brainerd MN to 50 miles south of Brookings SD. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU6).
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.
&&
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
26025.
...Smith
National Risk Overview
- Saturday, September 12
- TORNADO: low
- HAIL: 15%
- WIND: 15%
- Sunday, September 13
- TORNADO: low
- HAIL: 5%
- WIND: 5%
- Monday, September 14
- ANY SEVERE: 15%
- Tuesday, September 15
- ANY SEVERE: potential too low
- Wednesday, September 16
- ANY SEVERE: potential too low
- Thursday, September 17
- ANY SEVERE: potential too low
- Friday, September 18
- ANY SEVERE: potential too low
- Saturday, September 19
- ANY SEVERE: potential too low
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