Alert archive / Minnesota / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 8, NWS Twin Cities, MN

May 3, 2015Faribault County, Freeborn County, Minnesota

NWS Twin Cities, MN issued this severe thunderstorm warning at May 3, 2015, 6:19 PM CDT for Faribault County, Freeborn County, Minnesota. It was in force for 71 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 3, 2015, 6:19 PM CDT (23:19 UTC)
Expired
May 3, 2015, 7:30 PM CDT
In force
71 min
Issued by
NWS Twin Cities, MN
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

Counties Faribault County, MN, Freeborn County, MN

The radar

The Minneapolis radar (KMPX), 132 km from the middle of the area, began a volume at 23:20 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
May 3, 6:50 PM CDTTSTM WND DMGAlbert Lea, MNMULTIPLE TREES AND POWER LINES WERE KNOCKED DOWN, AND A COUPLE WINDOWS WERE BLOWN OUT.

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, 11.3 hours before the alert went out and 133 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 12:00Z on 2015-05-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2015-05-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1098 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
71 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.

060 
WUUS53 KMPX 032319
SVRMPX
MNC043-047-040030-
/O.NEW.KMPX.SV.W.0008.150503T2319Z-150504T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
619 PM CDT SUN MAY 3 2015

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN FARIBAULT COUNTY IN SOUTH CENTRAL MINNESOTA...
  FREEBORN COUNTY IN SOUTH CENTRAL MINNESOTA...

* UNTIL 730 PM CDT

* AT 619 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR ALDEN TO NEAR BRICELYN...MOVING EAST AT 20 MPH.

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

  SOURCE...RADAR INDICATED. 

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

* LOCATIONS IMPACTED INCLUDE...
  ALBERT LEA...CLARKS GROVE...ALDEN...GLENVILLE...EMMONS...
  BRICELYN...LONDON...HOLLANDALE...FREEBORN...HAYWARD...MANSFIELD AND
  TWIN LAKES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4377 9360 4377 9305 4350 9305 4350 9403
TIME...MOT...LOC 2319Z 253DEG 17KT 4369 9351 4350 9382 

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

JPC
3 follow-up statements
323 
WWUS53 KMPX 032339
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
639 PM CDT SUN MAY 3 2015

MNC043-047-040030-
/O.CON.KMPX.SV.W.0008.000000T0000Z-150504T0030Z/
FARIBAULT MN-FREEBORN MN-
639 PM CDT SUN MAY 3 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT
FOR SOUTHEASTERN FARIBAULT AND FREEBORN COUNTIES...

AT 638 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM BLOOMING PRAIRIE TO NEAR RAKE...MOVING EAST AT 30 MPH.

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

SOURCE...RADAR INDICATED. 

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

LOCATIONS IMPACTED INCLUDE...
ALBERT LEA...CLARKS GROVE...ALDEN...GLENVILLE...EMMONS...BRICELYN...
LONDON...HOLLANDALE...HAYWARD...MANSFIELD...TWIN LAKES AND CONGER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...INSIDE A STRONG BUILDING AND 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 4377 9305 4350 9305 4350 9403 4377 9347
TIME...MOT...LOC 2338Z 253DEG 26KT 4389 9309 4344 9392 

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

JPC
760 
WWUS53 KMPX 040004
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
704 PM CDT SUN MAY 3 2015

MNC043-040013-
/O.CAN.KMPX.SV.W.0008.000000T0000Z-150504T0030Z/
FARIBAULT MN-
704 PM CDT SUN MAY 3 2015

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN FARIBAULT COUNTY
IS CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED 
AREA. THEREFORE THE WARNING FOR SOUTHEASTERN FARIBAULT COUNTY HAS 
BEEN CANCELLED.

LAT...LON 4369 9365 4377 9347 4377 9305 4350 9305
      4350 9365
TIME...MOT...LOC 0003Z 258DEG 25KT 4392 9282 4348 9365 

$$

MNC047-040030-
/O.CON.KMPX.SV.W.0008.000000T0000Z-150504T0030Z/
FREEBORN MN-
704 PM CDT SUN MAY 3 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM CDT
FOR FREEBORN COUNTY...

AT 703 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR COUNTY ROADS 6 AND 9 TO SCARVILLE...MOVING EAST
AT 30 MPH.

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

SOURCE...RADAR INDICATED. 

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

LOCATIONS IMPACTED INCLUDE...
ALBERT LEA...CLARKS GROVE...ALDEN...GLENVILLE...EMMONS...LONDON...
HOLLANDALE...HAYWARD...MANSFIELD...TWIN LAKES...CONGER AND
MANCHESTER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...INSIDE A STRONG BUILDING AND 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 4369 9365 4377 9347 4377 9305 4350 9305
      4350 9365
TIME...MOT...LOC 0003Z 258DEG 25KT 4392 9282 4348 9365 

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

JPC
755 
WWUS53 KMPX 040031
SVSMPX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
731 PM CDT SUN MAY 3 2015

MNC047-040040-
/O.EXP.KMPX.SV.W.0008.000000T0000Z-150504T0030Z/
FREEBORN MN-
731 PM CDT SUN MAY 3 2015

...THE SEVERE THUNDERSTORM WARNING FOR FREEBORN COUNTY HAS EXPIRED...
    
THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA.
THEREFORE THE WARNING FOR FREEBORN COUNTY HAS BEEN ALLOWED TO EXPIRE.

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

LAT...LON 4369 9365 4377 9347 4377 9305 4350 9305
      4350 9365
TIME...MOT...LOC 0029Z 253DEG 17KT 4392 9282 4348 9365 

$$

JPC

The office that day

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

IssuedProductOfficeCountiesLasted
May 3, 9:32 AM CDTSpecial Weather StatementMPXPope28 min
May 3, 9:59 AM CDTSpecial Weather StatementMPXPope31 min
May 3, 4:03 PM CDTSpecial Weather StatementMPXCarver27 min
May 3, 4:15 PM CDTSpecial Weather StatementMPXBlue Earth, Le Sueur, Scott45 min
May 3, 4:20 PM CDTSevere Thunderstorm WarningMPXCarver, Dakota, Hennepin, Ramsey, Scott55 min
May 3, 4:31 PM CDTSevere Thunderstorm WarningMPXBlue Earth, Le Sueur, Nicollet, Rice, Scott44 min
May 3, 4:48 PM CDTSpecial Weather StatementMPXAnoka27 min
May 3, 5:08 PM CDTSevere Thunderstorm WarningMPXAnoka, Dakota, Hennepin, Ramsey, Washington52 min
May 3, 5:21 PM CDTSpecial Weather StatementMPXDakota, Rice, Steele, Waseca54 min
May 3, 6:26 PM CDTSpecial Weather StatementMPXGoodhue, Steele34 min
May 3, 6:48 PM CDTSevere Thunderstorm WarningMPXFreeborn, Steele27 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2015Every severe thunderstorm warning in 2015

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.