Alert archive / Minnesota / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 6, NWS Twin Cities, MN

April 5, 2021Meeker County, Wright County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Apr 5, 2021, 9:45 PM CDT for Meeker County, Wright County, Minnesota. It was in force for 45 min. 2 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
Apr 5, 2021, 9:45 PM CDT (02:45 UTC)
Expired
Apr 5, 2021, 10:30 PM CDT
In force
45 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Meeker County, MN, Wright County, MN

The radar

The Minneapolis radar (KMPX), 72 km from the middle of the area, began a volume at 02:49 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

TimeReportWhereRemark
Apr 5, 9:53 PM CDTHAIL 14 Sse Litchfield, MNPHONED IN REPORT.
Apr 5, 10:05 PM CDTHAIL 1Darwin, MNPHONED IN REPORT.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 2.8 hours before the alert went out and 69 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 2021-04-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1134 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 00:00Z on 2021-04-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 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
1134 J/kg
Mixed-layer CIN
-84 J/kg
Mixed-layer LCL
2481 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
256 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.2

Open this sounding in Storm Lab

The text

As transmitted.

947 
WUUS53 KMPX 060245
SVRMPX
MNC093-171-060330-
/O.NEW.KMPX.SV.W.0006.210406T0245Z-210406T0330Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
945 PM CDT Mon Apr 5 2021

The National Weather Service in the Twin Cities has issued a

* Severe Thunderstorm Warning for...
  Southwestern Wright County in central Minnesota...
  Northern Meeker County in central Minnesota...

* Until 1030 PM CDT.

* At 944 PM CDT, a severe thunderstorm was located over Litchfield,
  or 18 miles north of Hutchinson, 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.

* This severe thunderstorm will be near...
  Dassel around 1000 PM CDT.
  Cokato around 1010 PM CDT.
  Annandale around 1020 PM CDT.
  Maple Lake around 1030 PM CDT.

Other locations impacted by this severe thunderstorm include Darwin,
French Lake, Litchfield Airport, Rassat, Forest City, Smith Lake and
Waverly.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4503 9466 4517 9462 4532 9405 4507 9395
TIME...MOT...LOC 0244Z 258DEG 30KT 4513 9452 

HAIL...1.00IN
WIND...60MPH
 
$$

TDH
3 follow-up statements
091 
WWUS53 KMPX 060256
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
956 PM CDT Mon Apr 5 2021

MNC093-171-060330-
/O.CON.KMPX.SV.W.0006.000000T0000Z-210406T0330Z/
Wright MN-Meeker MN-
956 PM CDT Mon Apr 5 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 PM CDT
FOR SOUTHWESTERN WRIGHT AND EAST CENTRAL MEEKER COUNTIES...

At 955 PM CDT, a severe thunderstorm was located near Dassel, or 18 
miles north of Hutchinson, moving east at 35 mph. 1 inch hail was 
reported in Litchfield at 9:45 PM.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Trained weather spotters.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

This severe storm will be near...
  Dassel around 1000 PM CDT.
  Cokato around 1010 PM CDT.
  Annandale around 1020 PM CDT.
  Maple Lake around 1030 PM CDT.

Other locations impacted by this severe thunderstorm include Rassat,
Darwin, French Lake, Waverly, Smith Lake and Litchfield Airport.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4503 9459 4518 9453 4532 9405 4507 9395
TIME...MOT...LOC 0255Z 258DEG 30KT 4515 9438 

HAIL...1.00IN
WIND...60MPH
 
$$

TDH
213 
WWUS53 KMPX 060313
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
1013 PM CDT Mon Apr 5 2021

MNC093-171-060330-
/O.CON.KMPX.SV.W.0006.000000T0000Z-210406T0330Z/
Wright MN-Meeker MN-
1013 PM CDT Mon Apr 5 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1030 PM CDT
FOR SOUTHWESTERN WRIGHT AND EAST CENTRAL MEEKER COUNTIES...

At 1012 PM CDT, a severe thunderstorm was located 6 miles southwest
of Annandale, or 15 miles west of Buffalo, moving east at 35 mph.

HAZARD...60 mph wind gusts and quarter size hail. Trained spotters 
         reported 1 inch hail in Darwin over the last 10 minutes.

SOURCE...Trained weather spotters.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

This severe storm will be near...
  Maple Lake around 1030 PM CDT.

Other locations impacted by this severe thunderstorm include Rassat,
Darwin, French Lake, Waverly and Smith Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4504 9442 4517 9443 4532 9405 4507 9395
TIME...MOT...LOC 0312Z 258DEG 30KT 4518 9418 

HAIL...1.00IN
WIND...60MPH
 
$$

TDH
513 
WWUS53 KMPX 060322
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
1022 PM CDT Mon Apr 5 2021

MNC093-171-060332-
/O.EXP.KMPX.SV.W.0006.000000T0000Z-210406T0330Z/
Wright MN-Meeker MN-
1022 PM CDT Mon Apr 5 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN WRIGHT AND EAST
CENTRAL MEEKER COUNTIES WILL EXPIRE AT 1030 PM CDT...
    
The severe thunderstorm which prompted the warning has weakened.
Therefore, the warning will be allowed to expire.

LAT...LON 4504 9442 4517 9443 4532 9405 4507 9395
TIME...MOT...LOC 0322Z 258DEG 30KT 4519 9408 

$$

TDH

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 5, 7:37 PM CDTSpecial Weather StatementMPXRenville38 min
Apr 5, 7:40 PM CDTSevere Thunderstorm WarningMPXMeeker, Wright50 min
Apr 5, 8:19 PM CDTSpecial Weather StatementMPXKandiyohi, Meeker41 min
Apr 5, 8:26 PM CDTSevere Thunderstorm WarningMPXAnoka, Isanti, Sherburne, Wright49 min
Apr 5, 8:59 PM CDTSpecial Weather StatementMPXRedwood46 min
Apr 5, 9:00 PM CDTSpecial Weather StatementMPXMeeker45 min
Apr 5, 9:10 PM CDTSpecial Weather StatementMPXSherburne35 min
Apr 5, 9:16 PM CDTSevere Thunderstorm WarningMPXSherburne, Stearns, Wright29 min
Apr 5, 9:20 PM CDTSevere Thunderstorm WarningMPXKandiyohi, Meeker25 min
Apr 5, 9:30 PM CDTSpecial Weather StatementMPXRenville30 min
Apr 5, 9:48 PM CDTSevere Thunderstorm WarningMPXBenton, Mille Lacs31 min
Apr 5, 9:54 PM CDTSevere Thunderstorm WarningMPXCarver, McLeod, Meeker, Wright36 min
Apr 5, 10:07 PM CDTSpecial Weather StatementMPXKanabec8 min
Apr 5, 10:10 PM CDTSevere Thunderstorm WarningMPXKanabec20 min
Apr 5, 10:27 PM CDTSevere Thunderstorm WarningMPXCarver, Hennepin, McLeod, Wright33 min
Apr 5, 10:34 PM CDTSpecial Weather StatementMPXKanabec26 min
Apr 5, 10:37 PM CDTSpecial Weather StatementMPXWright23 min
Apr 5, 10:59 PM CDTSevere Thunderstorm WarningMPXAnoka, Hennepin, Wright46 min
Apr 5, 11:03 PM CDTSpecial Weather StatementMPXHennepin, Ramsey, Scott42 min
Apr 5, 11:36 PM CDTSpecial Weather StatementMPXAnoka39 min
Apr 5, 11:45 PM CDTSpecial Weather StatementMPXAnoka45 min
Apr 5, 11:49 PM CDTSpecial Weather StatementMPXDakota, Washington41 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.