Alert archive / Minnesota / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 2, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at May 24, 2018, 8:42 PM CDT for 4 counties in Minnesota. It was in force for 48 min. 1 report 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
- May 24, 2018, 8:42 PM CDT (01:42 UTC)
- Expired
- May 24, 2018, 9:30 PM CDT
- In force
- 48 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Beltrami County, MN, Marshall County, MN, Pennington County, MN, Red Lake County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 133 km from the middle of the area, began a volume at 01:42 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 |
|---|---|---|---|
| May 24, 9:00 PM CDT | HAIL 1.25 | 1 E High Landing, MN | HAIL FEEL FOR A FEW MINUTES. HAIL OF DIME SIZED OR LARGER COVERED THE GROUND. |
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 00:00Z, 1.7 hours before the alert went out and 188 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
- 370 J/kg
- Mixed-layer CIN
- -77 J/kg
- Mixed-layer LCL
- 1349 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 130 m²/s²
- 0-3 km storm-relative helicity
- 144 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 2.7
The text
As transmitted.
582
WUUS53 KFGF 250142
SVRFGF
MNC007-089-113-125-250230-
/O.NEW.KFGF.SV.W.0002.180525T0142Z-180525T0230Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Eastern ND/Grand Forks ND
842 PM CDT THU MAY 24 2018
The National Weather Service in Grand Forks has issued a
* Severe Thunderstorm Warning for...
Southeastern Marshall County in northwestern Minnesota...
Northeastern Red Lake County in northwestern Minnesota...
Western Beltrami County in north central Minnesota...
Eastern Pennington County in northwestern Minnesota...
* Until 930 PM CDT.
* At 842 PM CDT, a severe thunderstorm was located near Plummer, or
17 miles southeast of Thief River Falls, moving northeast at 35
mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
* This severe thunderstorm will be near,
Roland around 855 PM CDT.
High Landing around 905 PM CDT.
Goodridge around 915 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4802 9554 4802 9558 4800 9558 4794 9569
4794 9570 4793 9571 4781 9592 4791 9606
4825 9580 4808 9543
TIME...MOT...LOC 0142Z 219DEG 30KT 4790 9597
HAIL...1.00IN
WIND...<50MPH
$$
AM/DR3 follow-up statements
158 WWUS53 KFGF 250203 SVSFGF Severe Weather Statement National Weather Service Eastern ND/Grand Forks ND 903 PM CDT THU MAY 24 2018 MNC007-089-113-125-250230- /O.CON.KFGF.SV.W.0002.000000T0000Z-180525T0230Z/ Marshall MN-Red Lake MN-Beltrami MN-Pennington MN- 903 PM CDT THU MAY 24 2018 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR SOUTHEASTERN MARSHALL...NORTHEASTERN RED LAKE...NORTHWESTERN BELTRAMI AND EASTERN PENNINGTON COUNTIES... At 900 PM CDT, a severe thunderstorm was located over High Landing, or 18 miles east of Thief River Falls, moving northeast at 35 mph. HAZARD...Quarter size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. This severe storm will be near... Goodridge around 910 PM CDT. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4791 9576 4803 9594 4823 9576 4810 9548 TIME...MOT...LOC 0200Z 219DEG 32KT 4804 9579 HAIL...1.00IN WIND...<50MPH $$ AM/DR
164
WWUS53 KFGF 250213
SVSFGF
Severe Weather Statement
National Weather Service Eastern ND/Grand Forks ND
913 PM CDT THU MAY 24 2018
MNC089-125-250222-
/O.CAN.KFGF.SV.W.0002.000000T0000Z-180525T0230Z/
Marshall MN-Red Lake MN-
913 PM CDT THU MAY 24 2018
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MARSHALL AND
NORTHEASTERN RED LAKE COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4810 9548 4802 9560 4813 9578 4817 9575
4817 9564
TIME...MOT...LOC 0212Z 220DEG 32KT 4814 9564
$$
MNC007-113-250230-
/O.CON.KFGF.SV.W.0002.000000T0000Z-180525T0230Z/
Beltrami MN-Pennington MN-
913 PM CDT THU MAY 24 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM CDT
FOR NORTHWESTERN BELTRAMI AND NORTHEASTERN PENNINGTON COUNTIES...
At 912 PM CDT, a severe thunderstorm was located near Espelie, or 24
miles east of Thief River Falls, moving northeast at 35 mph.
HAZARD...Quarter size hail.
SOURCE...Radar indicated.
IMPACT...Damage to vehicles is expected.
this severe thunderstorm will remain over mainly rural areas of
northwestern Beltrami and northeastern Pennington Counties.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4810 9548 4802 9560 4813 9578 4817 9575
4817 9564
TIME...MOT...LOC 0212Z 220DEG 32KT 4814 9564
HAIL...1.00IN
WIND...<50MPH
$$
AM/DR451
WWUS53 KFGF 250228
SVSFGF
Severe Weather Statement
National Weather Service Eastern ND/Grand Forks ND
928 PM CDT THU MAY 24 2018
MNC007-113-250236-
/O.EXP.KFGF.SV.W.0002.000000T0000Z-180525T0230Z/
Beltrami MN-Pennington MN-
928 PM CDT THU MAY 24 2018
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN BELTRAMI AND
NORTHEASTERN PENNINGTON COUNTIES WILL EXPIRE AT 930 PM 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. However small hail and heavy rain are still
possible with this thunderstorm near the Carmel area.
LAT...LON 4810 9548 4802 9560 4813 9578 4817 9575
4817 9564
TIME...MOT...LOC 0226Z 219DEG 30KT 4815 9563
$$
AM/DRThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 8:09 PM CDT | Special Weather Statement | FGF | Red Lake | 36 min |
| May 24, 8:33 PM CDT | Special Weather Statement | FGF | Red Lake | 27 min |
| May 24, 8:54 PM CDT | Severe Thunderstorm Warning | FGF | Pennington, Polk, Red Lake | 51 min |
| May 24, 9:41 PM CDT | Severe Thunderstorm Warning | FGF | Polk, Red Lake | 37 min |
| May 24, 9:50 PM CDT | Special Weather Statement | FGF | Marshall, Pennington, Roseau | 55 min |
| May 24, 10:51 PM CDT | Special Weather Statement | FGF | Beltrami, Clearwater, Lake of the Woods | 54 min |
| May 24, 11:48 PM CDT | Special Weather Statement | FGF | Beltrami, Lake of the Woods | 57 min |
| May 25, 12:41 AM CDT | Special Weather Statement | FGF | Beltrami | 34 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2018Every severe thunderstorm warning in 2018
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.