Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 24, NWS Twin Cities, MN

May 26, 2016Blue Earth County, Brown County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 26, 2016, 12:48 AM CDT for Blue Earth County, Brown County, Minnesota. It was in force for 27 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 26, 2016, 12:48 AM CDT (05:48 UTC)
Expired: May 26, 2016, 1:15 AM CDT
In force: 27 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 1.25 in
Wind: 50.0 mph

Counties Blue Earth County, MN, Brown County, MN

The radar

The Minneapolis radar (KMPX), 95 km from the middle of the area, began a volume at 05:48 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, 5.8 hours before the alert went out and 93 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: 755 J/kg
Mixed-layer CIN: -37 J/kg
Mixed-layer LCL: 1033 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 111 m²/s²
0-3 km storm-relative helicity: 118 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 4.1

Open this sounding in Storm Lab

The text

As transmitted.

129 
WUUS53 KMPX 260548
SVRMPX
MNC013-015-260615-
/O.NEW.KMPX.SV.W.0024.160526T0548Z-160526T0615Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1248 AM CDT THU MAY 26 2016

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN BROWN COUNTY IN SOUTH CENTRAL MINNESOTA...
  NORTHWESTERN BLUE EARTH COUNTY IN SOUTH CENTRAL MINNESOTA...

* UNTIL 115 AM CDT

* AT 1248 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER HANSKA...OR 9
  MILES SOUTH OF NEW ULM...MOVING NORTHEAST AT 25 MPH.

  HAZARD...HALF DOLLAR SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

* LOCATIONS IMPACTED INCLUDE...
  COURTLAND...HANSKA AND SEARLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE
OFFICE IN THE TWIN CITIES.

&&

LAT...LON 4419 9457 4428 9442 4426 9433 4421 9424
      4422 9422 4421 9421 4421 9422 4420 9421
      4410 9448
TIME...MOT...LOC 0548Z 239DEG 23KT 4417 9445 

HAIL...1.25IN
WIND...<50MPH
 
$$

BORGHOFF

The office that day

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

Issued	Product	Office	Counties	Lasted
May 25, 8:00 PM CDT	Severe Thunderstorm Warning	MPX	Morrison	45 min
May 25, 10:33 PM CDT	Special Weather Statement	MPX	Martin	42 min
May 25, 10:50 PM CDT	Severe Thunderstorm Warning	MPX	Martin	55 min
May 25, 11:20 PM CDT	Severe Thunderstorm Warning	MPX	Faribault, Martin	55 min
May 25, 11:37 PM CDT	Severe Thunderstorm Warning	MPX	Blue Earth, Faribault, Martin	38 min
May 25, 11:51 PM CDT	Severe Thunderstorm Warning	MPX	Blue Earth, Brown, Nicollet	54 min
May 26, 12:30 AM CDT	Severe Thunderstorm Warning	MPX	Nicollet	45 min
May 26, 1:05 AM CDT	Severe Thunderstorm Warning	MPX	Martin, Watonwan	40 min
May 26, 1:16 AM CDT	Severe Thunderstorm Warning	MPX	Le Sueur, Nicollet	44 min
May 26, 1:38 AM CDT	Severe Thunderstorm Warning	MPX	Blue Earth, Nicollet	24 min
May 26, 2:01 AM CDT	Special Weather Statement	MPX	Blue Earth, Faribault, Waseca	44 min
May 26, 2:14 AM CDT	Special Weather Statement	MPX	Scott	46 min
May 26, 3:07 AM CDT	Special Weather Statement	MPX	Goodhue	53 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2016 Every severe thunderstorm warning in 2016

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.