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Wednesday, Sep 17, 2025 05:44:35

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Tornado Warning 0040Bismarck, ND
Tornado Warning 0053Bismarck, ND
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Severe Thunderstorm Warning 0276
Issued by the Bismarck Forecast Office

Action Issued Starts Expiration
New 2025-09-12 20:11:01 2025-09-12 20:10:00 2025-09-12 21:15:00
Continued 2025-09-12 20:48:32 2025-09-12 21:15:00
Expired 2025-09-12 21:06:03 2025-09-12 21:15:00


Action: New
Issued At: 2025-09-12 20:11:01

842 
WUUS53 KBIS 130110
SVRBIS
NDC059-130215-
/O.NEW.KBIS.SV.W.0276.250913T0110Z-250913T0215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Bismarck ND
810 PM CDT Fri Sep 12 2025

The National Weather Service in Bismarck has issued a

* Severe Thunderstorm Warning for...
  North central Morton County in south central North Dakota...

* Until 915 PM CDT.

* At 810 PM CDT, a severe thunderstorm was located near Almont, or 26
  miles west of Mandan, and is nearly stationary.

  HAZARD...Half dollar size hail.

  SOURCE...Radar indicated.

  IMPACT...Damage to vehicles is expected.

* Locations impacted include...
  New Salem, Almont, Judson, and Sweet Briar Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4663 10130 4666 10159 4694 10154 4697 10130
      4687 10117
TIME...MOT...LOC 0110Z 199DEG 2KT 4677 10145 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH

$$

ADAM


Action: Continued
Issued At: 2025-09-12 20:48:32

763 
WWUS53 KBIS 130147
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
847 PM CDT Fri Sep 12 2025

NDC059-130215-
/O.CON.KBIS.SV.W.0276.000000T0000Z-250913T0215Z/
Morton ND-
847 PM CDT Fri Sep 12 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM CDT
FOR CENTRAL MORTON COUNTY...

At 847 PM CDT, a severe thunderstorm was located 6 miles southwest of
Almont, or 34 miles west of Mandan, moving southwest at 5 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

Locations impacted include...
Almont.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4664 10137 4666 10159 4682 10156 4677 10128
TIME...MOT...LOC 0147Z 043DEG 5KT 4665 10156 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH

$$

ADAM


Action: Expired
Issued At: 2025-09-12 21:06:03

158 
WWUS53 KBIS 130205
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
905 PM CDT Fri Sep 12 2025

NDC059-130215-
/O.EXP.KBIS.SV.W.0276.000000T0000Z-250913T0215Z/
Morton ND-
905 PM CDT Fri Sep 12 2025

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL MORTON COUNTY WILL
EXPIRE AT 915 PM CDT...

The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However, heavy
rain is still possible with this thunderstorm.

&&

LAT...LON 4664 10137 4666 10159 4682 10156 4677 10128
TIME...MOT...LOC 0205Z 199DEG 2KT 4666 10156 

$$

ADAM



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