Alert archive / Minnesota / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 91, NWS Twin Cities, MN

May 26, 2012Goodhue County, Rice County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 26, 2012, 1:30 PM CDT for Goodhue County, Rice 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, 2012, 1:30 PM CDT (18:30 UTC)
Expired: May 26, 2012, 2:15 PM CDT
In force: 45 min
Issued by: NWS Twin Cities, MN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

Counties Goodhue County, MN, Rice County, MN

The radar

The Minneapolis radar (KMPX), 73 km from the middle of the area, began a volume at 18:32 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, 1:40 PM CDT	HAIL 1	Nerstrand, MN	HAILED FOR ABOUT 5 MINUTES

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 12:00Z, 6.5 hours before the alert went out and 75 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 858 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 48 m²/s²
0-3 km storm-relative helicity: 268 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

008 
WUUS53 KMPX 261830
SVRMPX
MNC049-131-261915-
/O.NEW.KMPX.SV.W.0091.120526T1830Z-120526T1915Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
130 PM CDT SAT MAY 26 2012

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN GOODHUE COUNTY IN SOUTHEAST MINNESOTA...
  EAST CENTRAL RICE COUNTY IN SOUTH CENTRAL MINNESOTA...

* UNTIL 215 PM CDT

* AT 128 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM...CAPABLE OF
  PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR
  NERSTRAND...OR ABOUT 8 MILES EAST OF FARIBAULT...AND MOVING
  NORTHEAST AT 45 MPH.

LOCATIONS IN THE WARNING INCLUDE...
  RED WING...
  NERSTRAND...
  DENNISON...
  STANTON...
  WASTEDO...
  HADER...
  CANNON FALLS...
  GOODHUE...
  WELCH...
  BELLECHESTER...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM
WINDOWS.

&&

LAT...LON 4428 9315 4437 9322 4452 9295 4451 9293
      4455 9289 4455 9280 4460 9279 4466 9268
      4446 9234 4445 9242 4437 9243
TIME...MOT...LOC 1830Z 240DEG 38KT 4435 9310
WIND...HAIL <50MPH 1.00IN

$$

JPC

1 follow-up statement

979 
WWUS53 KMPX 261854
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
154 PM CDT SAT MAY 26 2012

MNC049-131-261915-
/O.CON.KMPX.SV.W.0091.000000T0000Z-120526T1915Z/
GOODHUE MN-RICE MN-
154 PM CDT SAT MAY 26 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EAST CENTRAL
RICE AND NORTHERN GOODHUE COUNTIES UNTIL 215 PM CDT...

AT 146 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS STORM WAS
LOCATED NEAR WASTEDO...OR 19 MILES SOUTHWEST OF RED WING...MOVING
NORTHEAST AT 45 MPH.

AT 140 PM CDT...1 INCH DIAMETER HAIL WAS REPORTED IN NERSTRAND 
WITH THIS STORM.

IN ADDITION...A CLUSTER OF STRONG STORMS IN EAST CENTRAL RICE 
COUNTY...EXTENDING FROM NORTHFIELD TO RUSKIN...WILL PUSH INTO 
WESTERN GOODHUE COUNTY BY 200 PM. THESE STORMS ARE ALSO CAPABLE OF 
PRODUCING HAIL UP TO INCH IN DIAMETER.

LOCATIONS IMPACTED INCLUDE...
  RED WING...GOODHUE...WELCH AND BELLECHESTER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...LARGE HAIL...AND DEADLY LIGHTNING. FOR YOUR PROTECTION MOVE TO
AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.

THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS!

&&

LAT...LON 4428 9315 4437 9322 4452 9295 4451 9293
      4455 9289 4455 9280 4460 9279 4466 9268
      4446 9234 4445 9242 4437 9243
TIME...MOT...LOC 1852Z 240DEG 38KT 4445 9284
WIND...HAIL <50MPH 1.00IN

$$

JPC

The office that day

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

Issued	Product	Office	Counties	Lasted
May 26, 2:34 AM CDT	Special Weather Statement	MPX	Martin	56 min
May 26, 3:44 AM CDT	Special Weather Statement	MPX	Blue Earth, Faribault, Freeborn, Martin, Rice, Steele and 1 more	61 min
May 26, 7:14 AM CDT	Special Weather Statement	MPX	Redwood	46 min
May 26, 7:51 AM CDT	Severe Thunderstorm Warning	MPX	Redwood	54 min
May 26, 8:26 AM CDT	Special Weather Statement	MPX	Brown, McLeod, Nicollet, Renville, Sibley	64 min
May 26, 9:07 AM CDT	Special Weather Statement	MPX	Watonwan	23 min
May 26, 9:33 AM CDT	Special Weather Statement	MPX	Blue Earth, Nicollet, Watonwan	27 min
May 26, 10:07 AM CDT	Special Weather Statement	MPX	Blue Earth, Waseca	23 min
May 26, 10:34 AM CDT	Special Weather Statement	MPX	Steele, Waseca	56 min
May 26, 11:34 AM CDT	Special Weather Statement	MPX	Freeborn, Steele	26 min
May 26, 11:36 AM CDT	Severe Thunderstorm Warning	MPX	Steele	8 min
May 26, 11:47 AM CDT	Special Weather Statement	MPX	Freeborn	28 min
May 26, 11:50 AM CDT	Special Weather Statement	MPX	Brown, McLeod, Nicollet, Sibley	55 min
May 26, 1:26 PM CDT	Special Weather Statement	MPX	Goodhue	34 min
May 26, 1:40 PM CDT	Special Weather Statement	MPX	Dakota	35 min
May 26, 2:15 PM CDT	Severe Thunderstorm Warning	MPX	Goodhue	60 min
May 26, 3:33 PM CDT	Severe Thunderstorm Warning	MPX	Dakota, Ramsey, Washington	57 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2012 Every severe thunderstorm warning in 2012

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.