Alert archive / North Dakota / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 11, NWS Bismarck, ND
NWS Bismarck, ND issued this severe thunderstorm warning at Jun 7, 2021, 6:58 PM CDT for LaMoure County, Logan County, McIntosh County, North Dakota. It was in force for 62 min. 10 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 7, 2021, 6:58 PM CDT (23:58 UTC)
- Expired
- Jun 7, 2021, 8:00 PM CDT
- In force
- 62 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
- Hail
- 2.0 in
- Wind
- 60.0 mph
Counties LaMoure County, ND, Logan County, ND, McIntosh County, ND
The radar
The Aberdeen radar (KABR), 109 km from the middle of the area, began a volume at 00:02 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 7, 6:58 PM CDT | HAIL 1 | 2 N Ashley, ND | TIME ESTIMATED FROM RADAR. |
| Jun 7, 7:05 PM CDT | HAIL 1.5 | 5 E Danzig, ND | A FEW LARGER STONES OF 1.5 INCH MIXED IN. TIME ESTIMATED FROM RADAR. |
| Jun 7, 7:06 PM CDT | TSTM WND DMG | 4 S Lehr, ND | REPORT FROM MPING: 1-INCH TREE LIMBS BROKEN; SHINGLES BLOWN OFF. |
| Jun 7, 7:11 PM CDT | HAIL 2 | 5 E Danzig, ND | PICTURE RELAYED THROUGH SOCIAL MEDIA. TIME ESTIMATED FROM RADAR. |
| Jun 7, 7:17 PM CDT | TSTM WND DMG | 3 Ene Lehr, ND | POWER POLE SNAPPED AT BASE. TIME ESTIMATED FROM RADAR. |
| Jun 7, 7:20 PM CDT | TSTM WND DMG | 5 E Lehr, ND | SNAPPED POWER POLE ALONG HIGHWAY 13 ABOUT 5 MILES EAST OF LEHR. TIME ESTIMATED FROM RADAR. |
| Jun 7, 7:33 PM CDT | HAIL 1.75 | 7 Ene Burnstad, ND | PICTURE RELAYED THROUGH BROADCAST MEDIA. TIME ESTIMATED FROM RADAR. |
| Jun 7, 7:46 PM CDT | HAIL 1.25 | 12 N Lehr, ND | MOSTLY NICKEL TO QUARTER SIZE, LARGEST STONE HALF DOLLAR SIZE. |
| Jun 7, 7:47 PM CDT | HAIL 2.25 | 4 S Streeter, ND | REPORT FROM MPING: HEN EGG+ (2.25 IN.). |
| Jun 7, 7:49 PM CDT | HAIL 2 | 12 N Lehr, ND |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 7, 5:45 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 12:00Z, 12.0 hours before the alert went out and 128 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2578 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 127 m²/s²
- 0-3 km storm-relative helicity
- 598 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted.
043
WUUS53 KBIS 072358
SVRBIS
NDC045-047-051-080100-
/O.NEW.KBIS.SV.W.0011.210607T2358Z-210608T0100Z/
BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Bismarck ND
658 PM CDT Mon Jun 7 2021
The National Weather Service in Bismarck has issued a
* Severe Thunderstorm Warning for...
Western LaMoure County in southeastern North Dakota...
Eastern Logan County in southeastern North Dakota...
Central McIntosh County in southeastern North Dakota...
* Until 800 PM CDT.
* At 658 PM CDT, a severe thunderstorm was located over Lehr, or 15
miles north of Ashley, moving northeast at 35 mph.
HAZARD...Two inch 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.
* This severe thunderstorm will be near...
Gackle around 740 PM CDT.
Jud around 745 PM CDT.
Other locations impacted by this severe thunderstorm include Danzig,
Green Lake, Alfred and Fredonia.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4604 9955 4612 9965 4663 9942 4663 9890
4647 9866 4628 9892 4628 9900 4622 9900
4598 9933
TIME...MOT...LOC 2358Z 216DEG 31KT 4626 9934
HAIL...2.00IN
WIND...60MPH
$$
EDWARDS2 follow-up statements
924
WWUS53 KBIS 080018
SVSBIS
Severe Weather Statement
National Weather Service Bismarck ND
718 PM CDT Mon Jun 7 2021
NDC045-047-051-080100-
/O.CON.KBIS.SV.W.0011.000000T0000Z-210608T0100Z/
LaMoure ND-Logan ND-McIntosh ND-
718 PM CDT Mon Jun 7 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR WESTERN LAMOURE...EASTERN LOGAN AND NORTHEASTERN MCINTOSH
COUNTIES...
At 718 PM CDT, a severe thunderstorm was located 9 miles northeast of
Lehr, or 25 miles west of Edgeley, moving northeast at 35 mph.
HAZARD...Two inch hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
This severe storm will be near...
Gackle around 750 PM CDT.
Other locations impacted by this severe thunderstorm include Danzig,
Green Lake, Alfred and Fredonia.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4610 9952 4619 9962 4663 9942 4663 9890
4647 9866 4628 9892 4628 9900 4622 9900
4603 9926
TIME...MOT...LOC 0018Z 212DEG 29KT 4639 9925
HAIL...2.00IN
WIND...60MPH
$$
EDWARDS003
WWUS53 KBIS 080040
SVSBIS
Severe Weather Statement
National Weather Service Bismarck ND
740 PM CDT Mon Jun 7 2021
NDC051-080050-
/O.CAN.KBIS.SV.W.0011.000000T0000Z-210608T0100Z/
McIntosh ND-
740 PM CDT Mon Jun 7 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MCINTOSH COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until midnight CDT for
southeastern North Dakota.
LAT...LON 4663 9942 4663 9890 4647 9866 4628 9892
4628 9958
TIME...MOT...LOC 0040Z 216DEG 31KT 4654 9909
$$
NDC045-047-080100-
/O.CON.KBIS.SV.W.0011.000000T0000Z-210608T0100Z/
LaMoure ND-Logan ND-
740 PM CDT Mon Jun 7 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR WESTERN LAMOURE AND EASTERN LOGAN COUNTIES...
At 740 PM CDT, a severe thunderstorm was located 6 miles southeast of
Gackle, or 21 miles northwest of Edgeley, moving northeast at 35 mph.
HAZARD...Two inch hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Kulm, Gackle, Lehr, Jud, Fredonia and Alfred.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4663 9942 4663 9890 4647 9866 4628 9892
4628 9958
TIME...MOT...LOC 0040Z 216DEG 31KT 4654 9909
HAIL...2.00IN
WIND...60MPH
$$
EDWARDSThe office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 2:16 AM CDT | Special Weather Statement | BIS | Slope | 29 min |
| Jun 7, 2:48 AM CDT | Special Weather Statement | BIS | Slope | 27 min |
| Jun 7, 5:06 AM CDT | Special Weather Statement | BIS | Mountrail | 24 min |
| Jun 7, 6:06 PM CDT | Severe Thunderstorm Warning | BIS | McIntosh | 54 min |
| Jun 7, 6:39 PM CDT | Severe Thunderstorm Warning | BIS | Stutsman | 66 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.