Alert archive / Minnesota / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 2, NWS Twin Cities, MN

May 6, 2023Kandiyohi County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 6, 2023, 7:29 PM CDT for Kandiyohi County, Minnesota. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 6, 2023, 7:29 PM CDT (00:29 UTC)
Expired
May 6, 2023, 8:00 PM CDT
In force
31 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Kandiyohi County, MN

The radar

The Minneapolis radar (KMPX), 123 km from the middle of the area, began a volume at 00:30 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.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 0.5 hours before the alert went out and 121 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-pSkew-T log-p diagram, Minneapolis, MN at 00:00Z on 2023-05-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2023-05-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 201 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
656 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
201 m²/s²
0-3 km storm-relative helicity
294 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

449 
WUUS53 KMPX 070029
SVRMPX
MNC067-070100-
/O.NEW.KMPX.SV.W.0002.230507T0029Z-230507T0100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
729 PM CDT Sat May 6 2023

The National Weather Service in the Twin Cities has issued a

* Severe Thunderstorm Warning for...
  Southwestern Kandiyohi County in central Minnesota...

* Until 800 PM CDT.

* At 728 PM CDT, a severe thunderstorm was located near Raymond, or 8
  miles southwest of Willmar, moving northeast at 20 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...
  Willmar.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4494 9516 4498 9526 4514 9508 4505 9491
TIME...MOT...LOC 0028Z 238DEG 15KT 4503 9514 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

PEM
1 follow-up statement
855 
WWUS53 KMPX 070101
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
801 PM CDT Sat May 6 2023

MNC067-070111-
/O.EXP.KMPX.SV.W.0002.000000T0000Z-230507T0100Z/
Kandiyohi MN-
801 PM CDT Sat May 6 2023

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN KANDIYOHI COUNTY
HAS EXPIRED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been allowed to expire.

LAT...LON 4494 9516 4498 9526 4514 9508 4505 9491
TIME...MOT...LOC 0101Z 238DEG 15KT 4510 9498 

$$

PEM

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 7, 2:49 AM CDTDense Fog AdvisoryMPXBlue Earth, Brown, Dakota, Faribault, Freeborn, Goodhue and 8 more6 hr

Nearby

Severe Thunderstorm Warnings in Minnesota, 2023Every severe thunderstorm warning in 2023

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.