Alert archive / Minnesota / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 3, NWS Twin Cities, MN

March 14, 2025Blue Earth County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at Mar 14, 2025, 8:05 PM CDT for Blue Earth County, Minnesota. It was in force for 25 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
Mar 14, 2025, 8:05 PM CDT (01:05 UTC)
Expired
Mar 14, 2025, 8:30 PM CDT
In force
25 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Blue Earth County, MN

The radar

The Minneapolis radar (KMPX), 86 km from the middle of the area, began a volume at 01:08 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Mar 14, 5:43 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Minneapolis, MN (KMPX), launched 00:00Z, 1.1 hours before the alert went out and 84 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 2025-03-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 645 joules per kilogram.LCLLFCEL10008507005003002001001 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 2025-03-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 230 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
645 J/kg
Mixed-layer CIN
-82 J/kg
Mixed-layer LCL
2144 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
230 m²/s²
0-3 km storm-relative helicity
237 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.7

Open this sounding in Storm Lab

The text

As transmitted.

877 
WUUS53 KMPX 150105
SVRMPX
MNC013-150130-
/O.NEW.KMPX.SV.W.0003.250315T0105Z-250315T0130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
805 PM CDT Fri Mar 14 2025

The National Weather Service in the Twin Cities has issued a

* Severe Thunderstorm Warning for...
  Central Blue Earth County in south central Minnesota...

* Until 830 PM CDT.

* At 805 PM CDT, a severe thunderstorm was located over Mapleton, or 
  15 miles south of Mankato, moving north at 55 mph.

  HAZARD...60 mph wind gusts and small hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Mankato, North Mankato, Mapleton, Good Thunder, Judson, Skyline 
  and Minneopa State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Seek shelter inside a well-built structure and stay away from 
windows. This storm is capable of producing damaging winds.

&&

LAT...LON 4419 9414 4416 9408 4416 9406 4415 9405
      4416 9404 4417 9400 4418 9401 4418 9402
      4420 9401 4420 9402 4421 9402 4422 9403
      4422 9402 4423 9402 4424 9398 4389 9390
      4387 9401 4419 9421 4420 9419
TIME...MOT...LOC 0105Z 160DEG 48KT 4393 9399

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

$$

CTG
1 follow-up statement
749 
WWUS53 KMPX 150126
SVSMPX

Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
826 PM CDT Fri Mar 14 2025

MNC013-150136-
/O.EXP.KMPX.SV.W.0003.000000T0000Z-250315T0130Z/
Blue Earth MN-
826 PM CDT Fri Mar 14 2025

...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 830 PM CDT FOR CENTRAL 
BLUE EARTH COUNTY...

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, gusty winds are still possible with 
this thunderstorm.

A Severe Thunderstorm Watch remains in effect until 100 AM CDT 
Saturday for a portion of south central Minnesota.

&&

LAT...LON 4419 9414 4416 9408 4416 9406 4415 9405
      4416 9404 4417 9400 4418 9401 4418 9402
      4420 9401 4420 9402 4421 9402 4422 9403
      4422 9402 4423 9402 4424 9398 4389 9390
      4387 9401 4419 9421 4420 9419
TIME...MOT...LOC 0105Z 160DEG 48KT 4394 9399

$$

CTG

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 14, 7:13 PM CDTSevere Thunderstorm WarningMPXMartin43 min
Mar 14, 7:45 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Watonwan30 min
Mar 14, 8:13 PM CDTSpecial Weather StatementMPXBrown32 min
Mar 14, 8:30 PM CDTSpecial Weather StatementMPXLe Sueur30 min
Mar 14, 9:11 PM CDTSpecial Weather StatementMPXCarver34 min
Mar 14, 9:21 PM CDTSpecial Weather StatementMPXMcLeod24 min
Mar 14, 9:24 PM CDTSpecial Weather StatementMPXCarver36 min
Mar 14, 9:33 PM CDTSpecial Weather StatementMPXGoodhue27 min
Mar 14, 9:36 PM CDTSpecial Weather StatementMPXWright24 min
Mar 14, 10:02 PM CDTSpecial Weather StatementMPXBenton, Sherburne, Stearns43 min
Mar 15, 3:37 AM CDTWinter Weather AdvisoryMPXChippewa, Douglas, Kandiyohi, Lac qui Parle, Pope, Redwood and 6 more12 hr

Nearby

Severe Thunderstorm Warnings in Minnesota, 2025Every severe thunderstorm warning in 2025

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.