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Severe Thunderstorm Warning 0139
Issued by the Grand Forks Forecast Office

Action Issued Starts Expiration
New 2026-08-03 06:18:37 2026-08-03 06:18:00 2026-08-03 07:15:00
Continued 2026-08-03 06:43:08 2026-08-03 07:15:00
Continued 2026-08-03 06:56:38 2026-08-03 07:15:00
Cancelled 2026-08-03 06:56:38 2026-08-03 07:15:00
Continued 2026-08-03 07:07:24 2026-08-03 07:15:00

Action: New
Issued At: 2026-08-03 06:18:37 

011 
WUUS53 KFGF 031118
SVRFGF
NDC035-063-031215-
/O.NEW.KFGF.SV.W.0139.260803T1118Z-260803T1215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Forks ND
618 AM CDT Mon Aug 3 2026

The National Weather Service in Grand Forks has issued a

* Severe Thunderstorm Warning for...
  Western Grand Forks County in northeastern North Dakota...
  Southeastern Nelson County in northeastern North Dakota...

* Until 715 AM CDT.

* At 617 AM CDT, a severe thunderstorm was located 7 miles northeast
  of Kloten, or 44 miles west of Grand Forks, moving northeast at 45
  mph.

  HAZARD...Half dollar size hail.

  SOURCE...Radar indicated.

  IMPACT...Damage to vehicles is expected.

* Locations impacted include...
  Grand Forks AFB, Larimore, Northwood, Emerado, Aneta, Arvilla, and
  Mekinock.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4790 9818 4811 9733 4775 9713 4767 9779
      4767 9806
TIME...MOT...LOC 1117Z 247DEG 41KT 4781 9800 

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

$$

Lynch
Action: Continued
Issued At: 2026-08-03 06:43:08 

464 
WWUS53 KFGF 031142
SVSFGF

Severe Weather Statement
National Weather Service Grand Forks ND
642 AM CDT Mon Aug 3 2026

NDC035-063-031215-
/O.CON.KFGF.SV.W.0139.000000T0000Z-260803T1215Z/
Grand Forks ND-Nelson ND-
642 AM CDT Mon Aug 3 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 AM CDT
FOR WESTERN GRAND FORKS AND SOUTHEASTERN NELSON COUNTIES...

At 642 AM CDT, a severe thunderstorm was located over Larimore, or 25
miles west of Grand Forks, moving northeast at 45 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

Locations impacted include...
Grand Forks AFB, Larimore, Northwood, Emerado, Aneta, Arvilla, and
Mekinock.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4811 9733 4775 9713 4767 9779 4767 9799
      4794 9803
TIME...MOT...LOC 1142Z 247DEG 41KT 4792 9760 

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

$$

Lynch
Action: Continued
Issued At: 2026-08-03 06:56:38 

809 
WWUS53 KFGF 031156
SVSFGF

Severe Weather Statement
National Weather Service Grand Forks ND
656 AM CDT Mon Aug 3 2026

NDC063-031205-
/O.CAN.KFGF.SV.W.0139.000000T0000Z-260803T1215Z/
Nelson ND-
656 AM CDT Mon Aug 3 2026

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN NELSON COUNTY IS
CANCELLED...

The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

&&

LAT...LON 4811 9733 4775 9714 4767 9779 4799 9782
TIME...MOT...LOC 1155Z 247DEG 41KT 4798 9740 

$$

NDC035-031215-
/O.CON.KFGF.SV.W.0139.000000T0000Z-260803T1215Z/
Grand Forks ND-
656 AM CDT Mon Aug 3 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 AM CDT
FOR CENTRAL GRAND FORKS COUNTY...

At 655 AM CDT, a severe thunderstorm was located over Grand Forks
AFB, or 16 miles west of Grand Forks, moving northeast at 45 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

Locations impacted include...
Grand Forks AFB, Larimore, Northwood, Emerado, Arvilla, Mekinock, and
McCanna.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4811 9733 4775 9714 4767 9779 4799 9782
TIME...MOT...LOC 1155Z 247DEG 41KT 4798 9740 

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

$$

Lynch
Action: Cancelled
Issued At: 2026-08-03 06:56:38 

809 
WWUS53 KFGF 031156
SVSFGF

Severe Weather Statement
National Weather Service Grand Forks ND
656 AM CDT Mon Aug 3 2026

NDC063-031205-
/O.CAN.KFGF.SV.W.0139.000000T0000Z-260803T1215Z/
Nelson ND-
656 AM CDT Mon Aug 3 2026

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN NELSON COUNTY IS
CANCELLED...

The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

&&

LAT...LON 4811 9733 4775 9714 4767 9779 4799 9782
TIME...MOT...LOC 1155Z 247DEG 41KT 4798 9740 

$$

NDC035-031215-
/O.CON.KFGF.SV.W.0139.000000T0000Z-260803T1215Z/
Grand Forks ND-
656 AM CDT Mon Aug 3 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 AM CDT
FOR CENTRAL GRAND FORKS COUNTY...

At 655 AM CDT, a severe thunderstorm was located over Grand Forks
AFB, or 16 miles west of Grand Forks, moving northeast at 45 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

Locations impacted include...
Grand Forks AFB, Larimore, Northwood, Emerado, Arvilla, Mekinock, and
McCanna.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4811 9733 4775 9714 4767 9779 4799 9782
TIME...MOT...LOC 1155Z 247DEG 41KT 4798 9740 

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

$$

Lynch
Action: Continued
Issued At: 2026-08-03 07:07:24 

151 
WWUS53 KFGF 031206
SVSFGF

Severe Weather Statement
National Weather Service Grand Forks ND
706 AM CDT Mon Aug 3 2026

NDC035-031215-
/O.CON.KFGF.SV.W.0139.000000T0000Z-260803T1215Z/
Grand Forks ND-
706 AM CDT Mon Aug 3 2026

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 AM CDT
FOR CENTRAL GRAND FORKS COUNTY...

At 706 AM CDT, a severe thunderstorm was located near Manvel, or 11
miles northwest of Grand Forks, moving northeast at 45 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Damage to vehicles is expected.

Locations impacted include...
Grand Forks AFB, Northwood, Emerado, Arvilla, Mekinock, Honeyford,
and Turtle River State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4811 9733 4775 9714 4769 9761 4805 9759
TIME...MOT...LOC 1206Z 247DEG 41KT 4803 9722 

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

$$

Lynch

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