Alert archive / Minnesota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 23, NWS Twin Cities, MN

May 26, 2016Nicollet County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 26, 2016, 12:30 AM CDT for Nicollet County, Minnesota. It was in force for 45 min. 1 report 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 26, 2016, 12:30 AM CDT (05:30 UTC)
Expired: May 26, 2016, 1:15 AM CDT
In force: 45 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

County Nicollet County, MN

The radar

The Minneapolis radar (KMPX), 73 km from the middle of the area, began a volume at 05:34 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 26, 12:44 AM CDT	HAIL 1	1 Sse Nicollet, MN	NICKEL TO QUARTER SIZE HAIL REPORTED.

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, 5.5 hours before the alert went out and 72 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.

751 
WUUS53 KMPX 260530
SVRMPX
MNC103-260615-
/O.NEW.KMPX.SV.W.0023.160526T0530Z-160526T0615Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1230 AM CDT THU MAY 26 2016

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN NICOLLET COUNTY IN SOUTH CENTRAL MINNESOTA...

* UNTIL 115 AM CDT

* AT 1230 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR NICOLLET...OR
  9 MILES EAST OF NEW ULM...MOVING EAST AT 20 MPH.

  HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL. 

  SOURCE...LAW ENFORCEMENT. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* THIS SEVERE THUNDERSTORM WILL BE NEAR...
  NICOLLET AROUND 1240 AM CDT. 
  ST. PETER AROUND 110 AM CDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
NORSELAND AND OSHAWA.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 U.S. HIGHWAY 14 BETWEEN MILE MARKERS 112 AND 124.
 U.S. HIGHWAY 169 BETWEEN MILE MARKERS 58 AND 61...BETWEEN MILE
MARKERS 64 AND 68...AND BETWEEN MILE MARKERS 70 AND 75.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 4422 9425 4425 9433 4438 9433 4446 9416
      4445 9393 4436 9396 4434 9393 4431 9396
      4428 9402 4422 9401 4421 9403
TIME...MOT...LOC 0530Z 253DEG 19KT 4432 9427 

HAIL...1.25IN
WIND...60MPH
 
$$

BORGHOFF

1 follow-up statement

846 
WWUS53 KMPX 260546
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
1246 AM CDT THU MAY 26 2016

MNC103-260615-
/O.CON.KMPX.SV.W.0023.000000T0000Z-160526T0615Z/
NICOLLET MN-
1246 AM CDT THU MAY 26 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 AM CDT
FOR NORTHEASTERN NICOLLET COUNTY...

AT 1246 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER OSHAWA...OR 13
MILES NORTHWEST OF MANKATO...MOVING EAST AT 25 MPH.

HAZARD...GOLF BALL SIZE HAIL AND 60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL 
         DAMAGE TO ROOFS...SIDING...WINDOWS...AND VEHICLES. EXPECT WIND 
         DAMAGE TO ROOFS...SIDING...AND TREES. 

THIS SEVERE STORM WILL BE NEAR...
  ST. PETER AROUND 115 AM CDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE OSHAWA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DEADLY CLOUD TO GROUND
LIGHTNING. SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE. STAY AWAY FROM
WINDOWS.

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 4423 9418 4429 9427 4435 9430 4440 9418
      4443 9394 4436 9396 4434 9393 4431 9396
      4428 9402 4423 9401
TIME...MOT...LOC 0546Z 261DEG 20KT 4431 9416 

HAIL...1.75IN
WIND...60MPH
 
$$

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, 12:48 AM CDT	Severe Thunderstorm Warning	MPX	Blue Earth, Brown	27 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.