Alert archive / North Dakota / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 23, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 8, 2021, 3:42 AM CDT for Barnes County, North Dakota. It was in force for 63 min. 2 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
- Jun 8, 2021, 3:42 AM CDT (08:42 UTC)
- Expired
- Jun 8, 2021, 4:45 AM CDT
- In force
- 63 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
County Barnes County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 109 km from the middle of the area, began a volume at 08:46 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 |
|---|---|---|---|
| Jun 8, 3:50 AM CDT | HAIL 1.25 | 7 W Litchville, ND | |
| Jun 8, 4:19 AM CDT | HAIL 1 | 12 Wnw Litchville, ND | HAIL FOR ABOUT 5 MINUTES. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 8.7 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
- 1478 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 2452 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 17 m²/s²
- 0-3 km storm-relative helicity
- 184 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 5.5
The text
As transmitted.
278
WUUS53 KFGF 080842
SVRFGF
NDC003-080945-
/O.NEW.KFGF.SV.W.0023.210608T0842Z-210608T0945Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Forks ND
342 AM CDT Tue Jun 8 2021
The National Weather Service in Grand Forks has issued a
* Severe Thunderstorm Warning for...
Southern Barnes County in southeastern North Dakota...
* Until 445 AM CDT.
* At 341 AM CDT, a severe thunderstorm was located over Nome, or 16
miles southeast of Valley City, moving east at 15 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated. At 3:35 AM CDT, a report from Litchville
estimated baseball sized hail.
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...
Litchville, Hastings and Kathryn.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4663 9844 4690 9844 4691 9826 4685 9775
4663 9797
TIME...MOT...LOC 0841Z 261DEG 12KT 4670 9786
HAIL...1.50IN
WIND...60MPH
$$
CJ2 follow-up statements
740
WWUS53 KFGF 080926
SVSFGF
Severe Weather Statement
National Weather Service Grand Forks ND
426 AM CDT Tue Jun 8 2021
NDC003-080945-
/O.CON.KFGF.SV.W.0023.000000T0000Z-210608T0945Z/
Barnes ND-
426 AM CDT Tue Jun 8 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 AM CDT
FOR SOUTHWESTERN BARNES COUNTY...
At 425 AM CDT, a severe thunderstorm was located near Lucca, or 22
miles southeast of Valley City, moving east at 15 mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
Locations impacted include...
Litchville, Hastings and Kathryn.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4663 9844 4690 9844 4691 9826 4673 9788
4663 9797
TIME...MOT...LOC 0925Z 261DEG 12KT 4672 9764
HAIL...1.00IN
WIND...<50MPH
$$
CJ113
WWUS53 KFGF 080942
SVSFGF
Severe Weather Statement
National Weather Service Grand Forks ND
442 AM CDT Tue Jun 8 2021
NDC003-080952-
/O.EXP.KFGF.SV.W.0023.000000T0000Z-210608T0945Z/
Barnes ND-
442 AM CDT Tue Jun 8 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN BARNES COUNTY
WILL EXPIRE AT 445 AM CDT...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Grand Forks.
Remember, a Severe Thunderstorm Warning still remains in effect for
southeast Stutsman County until 5 AM CDT.
LAT...LON 4663 9844 4690 9844 4691 9826 4673 9788
4663 9797
TIME...MOT...LOC 0942Z 261DEG 12KT 4673 9756
$$
CJThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 8:02 PM CDT | Severe Thunderstorm Warning | FGF | Barnes, Cass, Griggs, Steele | 58 min |
| Jun 7, 8:12 PM CDT | Severe Thunderstorm Warning | FGF | Barnes, Cass | 63 min |
| Jun 7, 9:09 PM CDT | Severe Thunderstorm Warning | FGF | Barnes, Cass | 66 min |
| Jun 7, 9:20 PM CDT | Severe Thunderstorm Warning | FGF | Ransom | 23 min |
| Jun 7, 10:03 PM CDT | Severe Thunderstorm Warning | FGF | Cass, Richland | 57 min |
| Jun 7, 10:08 PM CDT | Severe Thunderstorm Warning | FGF | Barnes, Cass, Ransom, Richland | 67 min |
| Jun 7, 11:08 PM CDT | Special Weather Statement | FGF | Richland | 52 min |
| Jun 8, 1:39 AM CDT | Severe Thunderstorm Warning | FGF | Barnes | 66 min |
| Jun 8, 2:45 AM CDT | Severe Thunderstorm Warning | FGF | Barnes, Ransom | 60 min |
| Jun 8, 4:12 AM CDT | Areal Flood Advisory | FGF | Barnes | 9 hr |
| Jun 8, 4:47 AM CDT | Severe Thunderstorm Warning | FGF | Ransom | 58 min |
| Jun 8, 5:00 AM CDT | Severe Thunderstorm Warning | FGF | Barnes | 60 min |
| Jun 8, 5:44 AM CDT | Severe Thunderstorm Warning | FGF | Barnes, Ransom | 41 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.