Alert archive / North Dakota / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 68, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 25, 2021, 11:10 PM CDT for 4 counties in North Dakota. It was in force for 55 min. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 25, 2021, 11:10 PM CDT (04:10 UTC)
- Expired
- Jul 26, 2021, 12:05 AM CDT
- In force
- 55 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Hail
- 1.75 in
- Wind
- 60.0 mph
Counties Barnes County, ND, Cass County, ND, Ransom County, ND, Richland County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 117 km from the middle of the area, began a volume at 04:09 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 25, 11:30 PM CDT | HAIL 1.75 | 10 Se Leonard, ND | SPORADIC GOLFBALL SIZED HAIL FELL...MINIMAL CROP DAMAGE. |
| Jul 25, 11:30 PM CDT | HAIL 1.75 | 10 Wsw Walcott, ND | SPORADIC GOLFBALL SIZED HAIL FELL... MINIMAL CROP DAMAGE NOTICED. |
| Jul 25, 11:40 PM CDT | HAIL 1.25 | Enderlin, ND | REPORT AND PHOTO POSTED VIA SOCIAL MEDIA. TIME ESTIMATED BASED ON RADAR. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 4.2 hours before the alert went out and 189 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1771 J/kg
- Mixed-layer CIN
- -59 J/kg
- Mixed-layer LCL
- 2015 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 114 m²/s²
- 0-3 km storm-relative helicity
- 380 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 31.3
The text
As transmitted.
924
WUUS53 KFGF 260410
SVRFGF
NDC003-017-073-077-260515-
/O.NEW.KFGF.SV.W.0068.210726T0410Z-210726T0515Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Forks ND
1110 PM CDT Sun Jul 25 2021
The National Weather Service in Grand Forks has issued a
* Severe Thunderstorm Warning for...
Ransom County in southeastern North Dakota...
Southwestern Cass County in southeastern North Dakota...
Southeastern Barnes County in southeastern North Dakota...
Northern Richland County in southeastern North Dakota...
* Until 1215 AM CDT.
* At 1110 PM CDT, severe thunderstorms were located along a line
extending from near Fort Ransom to near Venlo, moving east at 35
mph.
HAZARD...Golf 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.
* Severe thunderstorms will be near...
McLeod around 1120 PM CDT.
Other locations in the path of these severe thunderstorms include
Lisbon, Enderlin, Anselm, Sheldon, Venlo, Colfax and Galchutt.
This includes Interstate 29 between mile markers 27 and 47.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4642 9803 4665 9803 4662 9678 4630 9667
TIME...MOT...LOC 0410Z 281DEG 31KT 4657 9794 4649 9739
HAIL...1.75IN
WIND...60MPH
$$
DJR4 follow-up statements
639
WWUS53 KFGF 260421
SVSFGF
Severe Weather Statement
National Weather Service Grand Forks ND
1121 PM CDT Sun Jul 25 2021
NDC003-017-073-077-260515-
/O.CON.KFGF.SV.W.0068.000000T0000Z-210726T0515Z/
Ransom ND-Cass ND-Barnes ND-Richland ND-
1121 PM CDT Sun Jul 25 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT
FOR NORTHERN RANSOM...SOUTHWESTERN CASS...SOUTHEASTERN BARNES AND
NORTHERN RICHLAND COUNTIES...
At 1121 PM CDT, severe thunderstorms were located along a line
extending from near Nome to 8 miles southwest of Barrie, moving east
at 40 mph.
HAZARD...Golf ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Sheldon, Anselm, Venlo, Colfax, Abercrombie, Barrie and Walcott.
This includes Interstate 29 between mile markers 28 and 47.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4649 9787 4665 9795 4662 9678 4630 9667
TIME...MOT...LOC 0421Z 273DEG 34KT 4659 9779 4652 9728
HAIL...1.75IN
WIND...60MPH
$$
DJR547
WWUS53 KFGF 260435
SVSFGF
Severe Weather Statement
National Weather Service Grand Forks ND
1135 PM CDT Sun Jul 25 2021
NDC003-017-073-077-260515-
/O.CON.KFGF.SV.W.0068.000000T0000Z-210726T0515Z/
Ransom ND-Cass ND-Barnes ND-Richland ND-
1135 PM CDT Sun Jul 25 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT
FOR NORTHERN RANSOM...SOUTHWESTERN CASS...SOUTHEASTERN BARNES AND
NORTHERN RICHLAND COUNTIES...
At 1134 PM CDT, severe thunderstorms were located along a line
extending from near Enderlin to near Barrie, moving east at 35 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Enderlin, Abercrombie, Walcott, Christine, Colfax, Sheldon and
Galchutt.
This includes Interstate 29 between mile markers 28 and 47.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4649 9787 4665 9795 4662 9678 4630 9667
TIME...MOT...LOC 0434Z 281DEG 31KT 4657 9767 4650 9716
HAIL...1.25IN
WIND...60MPH
$$
DJR631
WWUS53 KFGF 260449
SVSFGF
Severe Weather Statement
National Weather Service Grand Forks ND
1149 PM CDT Sun Jul 25 2021
NDC003-260459-
/O.CAN.KFGF.SV.W.0068.000000T0000Z-210726T0515Z/
Barnes ND-
1149 PM CDT Sun Jul 25 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BARNES COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4650 9768 4663 9771 4663 9768 4665 9767
4662 9678 4641 9671
TIME...MOT...LOC 0449Z 269DEG 20KT 4661 9754
$$
NDC017-073-077-260515-
/O.CON.KFGF.SV.W.0068.000000T0000Z-210726T0515Z/
Ransom ND-Cass ND-Richland ND-
1149 PM CDT Sun Jul 25 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 AM CDT
FOR NORTHEASTERN RANSOM...SOUTHWESTERN CASS AND NORTHERN RICHLAND
COUNTIES...
At 1149 PM CDT, a severe thunderstorm was located over Sheldon, or 31
miles southeast of Valley City, moving east at 25 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Enderlin, Abercrombie, Walcott, Christine, Colfax, Sheldon and
Anselm.
This includes Interstate 29 between mile markers 34 and 47.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4650 9768 4663 9771 4663 9768 4665 9767
4662 9678 4641 9671
TIME...MOT...LOC 0449Z 269DEG 20KT 4661 9754
HAIL...1.25IN
WIND...60MPH
$$
DJR067
WWUS53 KFGF 260505
SVSFGF
Severe Weather Statement
National Weather Service Grand Forks ND
1205 AM CDT Mon Jul 26 2021
NDC017-073-077-260514-
/O.CAN.KFGF.SV.W.0068.000000T0000Z-210726T0515Z/
Ransom ND-Cass ND-Richland ND-
1205 AM CDT Mon Jul 26 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN RANSOM...
SOUTHWESTERN CASS AND NORTHERN RICHLAND COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled. However small hail and
gusty winds are still possible with this thunderstorm.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Grand Forks.
LAT...LON 4650 9768 4663 9771 4663 9768 4665 9767
4662 9678 4641 9671
TIME...MOT...LOC 0500Z 281DEG 31KT 4658 9734
$$
DJRThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 25, 9:38 PM CDT | Severe Thunderstorm Warning | FGF | Richland | 37 min |
| Jul 25, 10:04 PM CDT | Severe Thunderstorm Warning | FGF | Ransom, Richland, Sargent | 56 min |
| Jul 25, 10:56 PM CDT | Special Weather Statement | FGF | Ransom | 34 min |
| Jul 25, 11:01 PM CDT | Special Weather Statement | FGF | Richland | 29 min |
| Jul 25, 11:44 PM CDT | Special Weather Statement | FGF | Sargent | 31 min |
| Jul 26, 12:11 AM CDT | Special Weather Statement | FGF | Richland | 34 min |
Nearby
Severe Thunderstorm Warnings in North Dakota, 2021Every severe thunderstorm warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.