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Tornado Warning 0040Bismarck, ND
Tornado Warning 0053Bismarck, ND
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Severe Thunderstorm Warning 0269
Issued by the Bismarck Forecast Office

Action Issued Starts Expiration
New 2025-09-12 00:29:37 2025-09-12 00:29:00 2025-09-12 01:30:00
Continued 2025-09-12 01:02:38 2025-09-12 01:30:00
Expired 2025-09-12 01:26:38 2025-09-12 01:30:00


Action: New
Issued At: 2025-09-12 00:29:37

737 
WUUS53 KBIS 120529
SVRBIS
NDC049-069-120630-
/O.NEW.KBIS.SV.W.0269.250912T0529Z-250912T0630Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Bismarck ND
1229 AM CDT Fri Sep 12 2025

The National Weather Service in Bismarck has issued a

* Severe Thunderstorm Warning for...
  Pierce County in north central North Dakota...
  East central McHenry County in north central North Dakota...

* Until 130 AM CDT.

* At 1228 AM CDT, a severe thunderstorm was located near Rugby,
  moving northeast at 20 mph.

  HAZARD...Ping pong ball size hail and 60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees.

* Locations impacted include...
  Rugby, Balta, Wolford, Berwick, and Silva.

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 4837 9950 4837 9985 4812 9985 4812 10042
      4827 10052 4855 9993 4854 9949
TIME...MOT...LOC 0528Z 240DEG 19KT 4831 9994 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

ADAM


Action: Continued
Issued At: 2025-09-12 01:02:38

623 
WWUS53 KBIS 120602
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
102 AM CDT Fri Sep 12 2025

NDC049-069-120630-
/O.CON.KBIS.SV.W.0269.000000T0000Z-250912T0630Z/
Pierce ND-McHenry ND-
102 AM CDT Fri Sep 12 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 130 AM CDT
FOR NORTHERN PIERCE AND EAST CENTRAL MCHENRY COUNTIES...

At 101 AM CDT, a severe thunderstorm was located 6 miles south of
Wolford, or 13 miles east of Rugby, moving northeast at 20 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

Locations impacted include...
Rugby, Balta, Wolford, Berwick, and Silva.

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 4837 9950 4837 9985 4812 9985 4814 10032
      4828 10050 4855 9993 4854 9949
TIME...MOT...LOC 0601Z 240DEG 19KT 4840 9971 

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 01:26:38

245 
WWUS53 KBIS 120626
SVSBIS

Severe Weather Statement
National Weather Service Bismarck ND
126 AM CDT Fri Sep 12 2025

NDC049-069-120636-
/O.EXP.KBIS.SV.W.0269.000000T0000Z-250912T0630Z/
Pierce ND-McHenry ND-
126 AM CDT Fri Sep 12 2025

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN PIERCE AND EAST
CENTRAL MCHENRY COUNTIES WILL EXPIRE AT 130 AM 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 4837 9950 4837 9985 4812 9985 4814 10032
      4828 10050 4855 9993 4854 9949
TIME...MOT...LOC 0626Z 240DEG 19KT 4845 9957 

$$

ADAM



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