Alert archive / Minnesota / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 21, NWS Grand Forks, ND

May 29, 20224 counties in Minnesota

NWS Grand Forks, ND issued this severe thunderstorm warning at May 29, 2022, 5:59 AM CDT for 4 counties in Minnesota. It was in force for 31 min. 3 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: May 29, 2022, 5:59 AM CDT (10:59 UTC)
Expired: May 29, 2022, 6:30 AM CDT
In force: 31 min
Issued by: NWS Grand Forks, ND
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

Counties Becker County, MN, Clay County, MN, Mahnomen County, MN, Norman County, MN

The radar

The Fargo/Grand Forks radar (KMVX), 94 km from the middle of the area, began a volume at 10:58 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 29, 6:05 AM CDT	HAIL 1	3 Ene Twin Valley, MN
May 29, 6:30 AM CDT	HAIL 1	5 Ssw Mahnomen, MN
May 29, 6:40 AM CDT	HAIL 0.88	Mahnomen, MN	DIME TO NICKEL SIZED HAIL.

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, 11.0 hours before the alert went out and 256 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1148 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 4 m²/s²
0-3 km storm-relative helicity: 93 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

663 
WUUS53 KFGF 291059
SVRFGF
MNC005-027-087-107-291130-
/O.NEW.KFGF.SV.W.0021.220529T1059Z-220529T1130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Forks ND
559 AM CDT Sun May 29 2022

The National Weather Service in Grand Forks has issued a

* Severe Thunderstorm Warning for...
  Northeastern Clay County in northwestern Minnesota...
  Eastern Norman County in northwestern Minnesota...
  Western Mahnomen County in northwestern Minnesota...
  Northwestern Becker County in northwestern Minnesota...

* Until 630 AM CDT.

* At 558 AM CDT, a severe thunderstorm was located over Syre, or 30
  miles northwest of Detroit Lakes, moving northeast at 40 mph.

  HAZARD...Quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Damage to vehicles is expected.

* This severe thunderstorm will be near...
  Flom around 605 AM CDT.
  Twin Valley around 610 AM CDT.
  Faith around 615 AM CDT.

Other locations in the path of this severe thunderstorm include
Waukon, Mahnomen, Bejou, Ranum and northwestern White Earth Nation.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4705 9620 4715 9642 4750 9613 4750 9605
      4737 9578
TIME...MOT...LOC 1058Z 214DEG 31KT 4716 9625 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...<50 MPH

$$

VG

The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 29, 3:09 AM CDT	Special Weather Statement	FGF	Wilkin	36 min
May 29, 5:48 AM CDT	Special Weather Statement	FGF	Red Lake	27 min
May 29, 6:19 AM CDT	Severe Thunderstorm Warning	FGF	Becker, Mahnomen, Norman, Pennington, Polk, Red Lake	41 min
May 29, 6:50 AM CDT	Severe Thunderstorm Warning	FGF	Beltrami, Clearwater, Lake of the Woods, Mahnomen, Marshall, Pennington and 3 more	40 min
May 29, 7:27 AM CDT	Severe Thunderstorm Warning	FGF	Beltrami, Clearwater, Lake of the Woods, Mahnomen, Marshall, Pennington and 2 more	63 min
May 29, 8:28 AM CDT	Severe Thunderstorm Warning	FGF	Beltrami, Lake of the Woods	30 min
May 29, 9:00 AM CDT	Special Weather Statement	FGF	Beltrami	30 min
May 29, 9:22 AM CDT	Severe Thunderstorm Warning	FGF	Beltrami, Lake of the Woods	38 min
May 29, 9:30 AM CDT	Special Weather Statement	FGF	Lake of the Woods	30 min
May 29, 9:53 AM CDT	Severe Thunderstorm Warning	FGF	Beltrami, Lake of the Woods	52 min
May 29, 10:13 AM CDT	Severe Thunderstorm Warning	FGF	Beltrami	32 min
May 29, 10:40 AM CDT	Severe Thunderstorm Warning	FGF	Beltrami, Lake of the Woods	50 min
May 29, 10:42 AM CDT	Special Weather Statement	FGF	Lake of the Woods	33 min
May 29, 11:22 AM CDT	Special Weather Statement	FGF	Lake of the Woods	23 min
May 29, 11:41 AM CDT	Special Weather Statement	FGF	Lake of the Woods	34 min
May 29, 12:05 PM CDT	Special Weather Statement	FGF	Lake of the Woods	25 min
May 29, 12:15 PM CDT	Special Weather Statement	FGF	Lake of the Woods	45 min
May 29, 12:55 PM CDT	Severe Thunderstorm Warning	FGF	Hubbard, Otter Tail, Wadena	65 min
May 29, 1:55 PM CDT	Special Weather Statement	FGF	Wadena	35 min
May 29, 3:21 PM CDT	Severe Thunderstorm Warning	FGF	Clearwater, Pennington, Polk, Red Lake	54 min
May 29, 4:31 PM CDT	Severe Thunderstorm Warning	FGF	Beltrami, Clearwater, Pennington, Polk, Red Lake	47 min
May 29, 5:17 PM CDT	Special Weather Statement	FGF	Beltrami	28 min
May 29, 5:57 PM CDT	Special Weather Statement	FGF	Beltrami	33 min
May 29, 6:37 PM CDT	Special Weather Statement	FGF	Lake of the Woods	38 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2022 Every severe thunderstorm warning in 2022

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.