Alert archive / North Dakota / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 3, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 5, 2021, 7:47 PM CDT for Kittson County, Minnesota; Cavalier County, Pembina County, North Dakota. It was in force for 58 min. 4 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 5, 2021, 7:47 PM CDT (00:47 UTC)
- Expired
- Jun 5, 2021, 8:45 PM CDT
- In force
- 58 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Kittson County, MN, Cavalier County, ND, Pembina County, ND
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 5, 8:04 PM CDT | TSTM WND GST 62 | 7 Sse Walhalla, ND | PEAK WIND AT A PERSONAL WEATHER STATION. |
| Jun 5, 8:20 PM CDT | TSTM WND DMG | 8 S Walhalla, ND | SEVERAL WOODEN POWER POLES WERE BLOWN DOWN ALONG HIGHWAY 32. TIME ESTIMATED BASED ON RADAR. REPORT POSTED VIA SOCIAL MEDIA. |
| Jun 5, 8:20 PM CDT | TSTM WND DMG | Walhalla, ND | [DELAYED REPORT] POWER LINES DOWN AND POWER POLES BENT. LOCATION SOUTH OF WALHALLA ALONG 32 ALTHOUGH EXACT DISTANCE NOT KNOWN. FROM SOCIAL MEDIA. TIME ESTIMATED FROM RADAR. |
| Jun 5, 8:45 PM CDT | TSTM WND DMG | 4 Wsw Pembina, ND | POWER LINES DOWN IN CENTRAL PEMBINA TOWNSHIP WITH POWER OUTAGES REPORTED IN AND NEAR THE COMMUNITY OF PEMBINA. 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
Bismarck Municip, ND (KBIS), launched 00:00Z, 0.8 hours before the alert went out and 313 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
- 1639 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 3032 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 118 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.1
The text
As transmitted.
889
WUUS53 KFGF 060047
SVRFGF
MNC069-NDC019-067-060145-
/O.NEW.KFGF.SV.W.0003.210606T0047Z-210606T0145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Forks ND
747 PM CDT Sat Jun 5 2021
The National Weather Service in Grand Forks has issued a
* Severe Thunderstorm Warning for...
West central Kittson County in northwestern Minnesota...
Eastern Cavalier County in northeastern North Dakota...
Pembina County in northeastern North Dakota...
* Until 845 PM CDT.
* At 746 PM CDT, a severe thunderstorm was located near Olga, or 11
miles east of Langdon, moving northeast at 45 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* This severe thunderstorm will be near...
Olga and Concrete around 755 PM CDT.
Other locations in the path of this severe thunderstorm include
Walhalla, Backoo, Leroy and Neche.
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.
&&
LAT...LON 4900 9734 4876 9697 4854 9814 4854 9822
4877 9838 4900 9819
TIME...MOT...LOC 0046Z 230DEG 37KT 4875 9813
HAIL...1.00IN
WIND...60MPH
$$1 follow-up statement
091
WWUS53 KFGF 060112
SVSFGF
Severe Weather Statement
National Weather Service Grand Forks ND
812 PM CDT Sat Jun 5 2021
MNC069-NDC019-067-060145-
/O.CON.KFGF.SV.W.0003.000000T0000Z-210606T0145Z/
Kittson MN-Cavalier ND-Pembina ND-
812 PM CDT Sat Jun 5 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR WEST CENTRAL KITTSON...NORTHEASTERN CAVALIER AND PEMBINA
COUNTIES...
At 812 PM CDT, a severe thunderstorm was located over Leroy, or 27
miles northeast of Langdon, moving northeast at 45 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Leroy and Neche.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
&&
LAT...LON 4900 9734 4876 9697 4857 9796 4874 9798
4887 9802 4900 9802
TIME...MOT...LOC 0112Z 230DEG 37KT 4892 9781
HAIL...1.00IN
WIND...60MPH
$$The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 8:44 PM CDT | Severe Thunderstorm Warning | FGF | Kittson | 16 min |
| Jun 5, 10:04 PM CDT | Special Weather Statement | FGF | Kittson | 41 min |
| Jun 6, 12:48 AM CDT | Special Weather Statement | FGF | Roseau | 57 min |
| Jun 6, 3:24 AM CDT | Severe Thunderstorm Warning | FGF | Kittson, Marshall | 66 min |
| Jun 6, 11:23 AM CDT | Fire Weather Watch | FGF | Becker, Beltrami, Clay, Clearwater, Hubbard, Kittson and 8 more | 16 hr |
| Jun 5, 7:24 PM CDT | Special Weather Statement | FGF | Pembina | 66 min |
| Jun 6, 1:49 AM CDT | Special Weather Statement | FGF | Benson, Eddy, Towner | 56 min |
| Jun 6, 1:55 AM CDT | Severe Thunderstorm Warning | FGF | Benson, Cavalier, Eddy, Ramsey, Towner | 65 min |
| Jun 6, 2:17 AM CDT | Severe Thunderstorm Warning | FGF | Cavalier, Towner | 43 min |
| Jun 6, 2:39 AM CDT | Severe Thunderstorm Warning | FGF | Benson, Cavalier, Eddy, Grand Forks, Griggs, Nelson and 4 more | 51 min |
| Jun 6, 4:33 AM CDT | Red Flag Warning | FGF | Barnes, Benson, Cass, Cavalier, Eddy, Grand Forks and 8 more | 16 hr |
Nearby
Severe Thunderstorm Warnings in North Dakota, 2021Severe Thunderstorm Warnings in Minnesota, 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.