Alert archive / Minnesota / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 69, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jul 26, 2021, 4:30 PM CDT for Beltrami County, Clearwater County, Minnesota. It was in force for 60 min. 7 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 26, 2021, 4:30 PM CDT (21:30 UTC)
- Expired
- Jul 26, 2021, 5:30 PM CDT
- In force
- 60 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Beltrami County, MN, Clearwater County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 179 km from the middle of the area, began a volume at 21:31 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 26, 5:07 PM CDT | HAIL 1.25 | Red Lake, MN | QUARTER SIZE HAIL REPORTED IN THE AREA. |
| Jul 26, 5:07 PM CDT | HAIL 1.25 | Red Lake, MN | QUARTER TO HALF DOLLAR SIZED HAIL REPORTED. |
| Jul 26, 5:13 PM CDT | TORNADO 1 | Nw Red Lake, MN | INITIAL REPORT OF TORNADO ON LOWER RED LAKE WHICH QUICKLY MOVED ONSHORE AT RED LAKE AND LIKELY TRACKED FOR LESS THAN A MILE, ENDING BY 515 PM CDT. DAMAGING DOWNBURST WIND, HEAVY RAIN AND LARGE HAIL CONTINUED TO TRACK SOUTHEASTWARD WITH THIS STORM. THE TORNADO |
| Jul 26, 5:13 PM CDT | TORNADO | Red Lake, MN | PRELIMINARY REPORT OF OBSERVED TORNADO. REPORTS OF SOME STRUCTURAL DAMAGE. |
| Jul 26, 5:15 PM CDT | HAIL 2.5 | Redby, MN | HAIL UP TO TENNIS BALL SIZED, AND DAMAGING DOWNBURST WINDS UP TO 70 MPH, PUMMELLED THE AREA BETWEEN THE COMMUNITIES OF RED LAKE AND REDBY, AND NEARBY TRIBAL LANDS IMMEDIATELY SOUTH AND SOUTHEAST OF THESE COMUNITIES. WIDESPREAD SHINGLE AND ROOFING DAMAGE WAS EV |
| Jul 26, 5:16 PM CDT | TORNADO 1 | 2 Ene Redby, MN | THIS TORNADO FORMED NEAR THE SHORE OF LOWER RED LAKE AND TRACKED TO THE SOUTHEAST. IT CROSSED MN HWY 1 NEAR THE INTERSECTION WITH BIA15 AND PENETRATED DEEPLY IN TO A FOREST OF LARGE EVERGREEN AND OAK TREES. TREES WERE SNAPPED AND DEBRIS TANGLED, THOUGH MOST DE |
| Jul 26, 5:23 PM CDT | TORNADO 0 | 1 Nnw Nebish, MN | THIS TORNADO WAS LIKELY WARPPED IN DOWNBURST WINDS, HEAVY RAIN, AND LARGE HAIL. THE TORNADO CORSSED SEVERAL COUNTY AND TOWNSHIP ROADS AS IT TRACKED TO THE SOUTHEAST, WITH NUMEROUS POPLAR AND OAK TREES SNAPPED ALONG ITS PATH. THE TORNADO APPEARS TO HAVE CROSS P |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
International Fa, MN (KINL), launched 12:00Z, 9.5 hours before the alert went out and 143 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
- 2151 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 86 m²/s²
- 0-3 km storm-relative helicity
- 234 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
391
WUUS53 KFGF 262130
SVRFGF
MNC007-029-262230-
/O.NEW.KFGF.SV.W.0069.210726T2130Z-210726T2230Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Forks ND
430 PM CDT Mon Jul 26 2021
The National Weather Service in Grand Forks has issued a
* Severe Thunderstorm Warning for...
Central Beltrami County in north central Minnesota...
Northeastern Clearwater County in northwestern Minnesota...
* Until 530 PM CDT.
* At 429 PM CDT, a severe thunderstorm was located over northwestern
Red Lake Nation, or 36 miles east of Thief River Falls, moving east
at 35 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...
Redby, Red Lake, Lower Red Lake, Ponemah, Upper Red Lake, Little
Rock and Otto.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
If on or near Upper and Lower Red Lakes, get away from the water and
move indoors or inside a vehicle. Remember, lightning can strike out
to 15 miles from the parent thunderstorm. If you can hear thunder,
you are close enough to be struck by lightning. Move to safe shelter
now! Do not be caught on the water in a thunderstorm.
&&
LAT...LON 4778 9467 4771 9513 4807 9547 4815 9548
4825 9519 4808 9452
TIME...MOT...LOC 2129Z 291DEG 32KT 4811 9537
HAIL...1.00IN
WIND...60MPH
$$
CJ1 follow-up statement
810
WWUS53 KFGF 262146
SVSFGF
Severe Weather Statement
National Weather Service Grand Forks ND
446 PM CDT Mon Jul 26 2021
MNC029-262155-
/O.CAN.KFGF.SV.W.0069.000000T0000Z-210726T2230Z/
Clearwater MN-
446 PM CDT Mon Jul 26 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CLEARWATER COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4778 9467 4771 9513 4783 9519 4787 9520
4788 9522 4797 9527 4802 9523 4802 9529
4805 9531 4821 9503 4808 9452
TIME...MOT...LOC 2145Z 291DEG 32KT 4806 9516
$$
MNC007-262230-
/O.CON.KFGF.SV.W.0069.000000T0000Z-210726T2230Z/
Beltrami MN-
446 PM CDT Mon Jul 26 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM CDT
FOR CENTRAL BELTRAMI COUNTY...
At 445 PM CDT, a severe thunderstorm was located over northern Red
Lake Nation, or 42 miles north of Bemidji, moving east at 35 mph.
HAZARD...Two inch hail and 70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
considerable tree damage. Wind damage is also likely to
mobile homes, roofs, and outbuildings.
Locations impacted include...
Redby, Red Lake, Lower Red Lake, Ponemah, Upper Red Lake, Little Rock
and Otto.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This storm is producing large hail. SEEK SHELTER NOW inside a sturdy
structure and stay away from windows.
If on or near Upper and Lower Red Lakes, get away from the water and
move indoors or inside a vehicle. remember, lightning can strike out
to 15 miles from the parent thunderstorm. If you can hear thunder,
you are close enough to be struck by lightning. Move to safe shelter
now! Do not be caught on the water in a thunderstorm.
&&
LAT...LON 4778 9467 4771 9513 4783 9519 4787 9520
4788 9522 4797 9527 4802 9523 4802 9529
4805 9531 4821 9503 4808 9452
TIME...MOT...LOC 2145Z 291DEG 32KT 4806 9516
HAIL...2.00IN
WIND...70MPH
$$
CJThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 25, 9:55 PM CDT | Severe Thunderstorm Warning | FGF | Wilkin | 35 min |
| Jul 25, 10:26 PM CDT | Severe Thunderstorm Warning | FGF | Grant, Otter Tail | 18 min |
| Jul 25, 10:43 PM CDT | Special Weather Statement | FGF | Grant | 32 min |
| Jul 25, 10:46 PM CDT | Special Weather Statement | FGF | Grant | 29 min |
| Jul 26, 4:23 PM CDT | Special Weather Statement | FGF | Beltrami | 52 min |
| Jul 26, 5:13 PM CDT | Tornado Warning | FGF | Beltrami | 47 min |
| Jul 26, 5:32 PM CDT | Tornado Warning | FGF | Beltrami | 43 min |
| Jul 26, 6:23 PM CDT | Special Weather Statement | FGF | Hubbard | 37 min |
Nearby
Severe 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; radar from the NEXRAD Level II archive.