Alert archive / Minnesota / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 13, NWS La Crosse, WI

May 19, 2013Fillmore County, Mower County, Minnesota; Mitchell County, Iowa

NWS La Crosse, WI issued this severe thunderstorm warning at May 19, 2013, 3:53 PM CDT for Fillmore County, Mower County, Minnesota; Mitchell County, Iowa. It was in force for 37 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 19, 2013, 3:53 PM CDT (20:53 UTC)
Expired
May 19, 2013, 4:30 PM CDT
In force
37 min
Issued by
NWS La Crosse, WI
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties Mitchell County, IA, Fillmore County, MN, Mower County, MN

The radar

The La Crosse radar (KARX), 110 km from the middle of the area, began a volume at 20:53 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
May 19, 1:10 PM CDTTornado WatchSPC8 hr

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 8.9 hours before the alert went out and 278 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, Davenport, at 12:00Z on 2013-05-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 905 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, Davenport, at 12:00Z on 2013-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 102 square meters per square second.1939Sfc1 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
905 J/kg
Mixed-layer CIN
-122 J/kg
Mixed-layer LCL
846 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
102 m²/s²
0-3 km storm-relative helicity
93 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.

252 
WUUS53 KARX 192053
SVRARX
IAC131-MNC045-099-192130-
/O.NEW.KARX.SV.W.0013.130519T2053Z-130519T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
353 PM CDT SUN MAY 19 2013

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN MITCHELL COUNTY IN NORTH CENTRAL IOWA...
  NORTHWESTERN FILLMORE COUNTY IN SOUTHEAST MINNESOTA...
  EASTERN MOWER COUNTY IN SOUTHEAST MINNESOTA...

* UNTIL 430 PM CDT

* AT 349 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES EAST OF
  STACYVILLE...AND MOVING NORTHEAST AT 40 MPH.

  HAZARD...PING PONG 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...VEHICLES AND CROPS.
           EXPECT WIND DAMAGE TO ROOFS...SIDING AND TREES.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  SPRING VALLEY AND GRAND MEADOW AROUND 410 PM CDT
  RACINE AROUND 420 CDT.

OTHER LOCATIONS IN THE WARNING INCLUDE LAKE LOUISE STATE 
PARK...OSTRANDER...RACINE...HAMILTON...WASHINGTON AND COUNTY ROADS 2 
AND 38.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT
IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE
TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT
OR SMALL INTERIOR ROOM.

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

&&

LAT...LON 4383 9258 4383 9245 4385 9244 4385 9226
      4354 9247 4350 9251 4350 9255 4345 9255
      4335 9263 4341 9279
TIME...MOT...LOC 2052Z 213DEG 44KT 4350 9262

HAIL...1.50IN
WIND...60MPH

$$

ZT
1 follow-up statement
781 
WWUS53 KARX 192117
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
417 PM CDT SUN MAY 19 2013

IAC131-MNC045-099-192130-
/O.CON.KARX.SV.W.0013.000000T0000Z-130519T2130Z/
MITCHELL IA-FILLMORE MN-MOWER MN-
417 PM CDT SUN MAY 19 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN
MOWER...NORTHWESTERN FILLMORE AND NORTHEASTERN MITCHELL COUNTIES
UNTIL 430 PM CDT...

AT 413 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR SPRING
VALLEY...AND MOVING NORTHEAST AT 50 MPH.

HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

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

THE SEVERE THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF EASTERN
MOWER...NORTHEASTERN MITCHELL AND NORTHWESTERN FILLMORE COUNTIES...
INCLUDING THE FOLLOWING LOCATIONS COUNTY ROADS 2 AND 38.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT
IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE
TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT
OR SMALL INTERIOR ROOM.

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

&&

LAT...LON 4383 9258 4383 9245 4385 9244 4385 9226
      4354 9247 4350 9251 4350 9255 4345 9255
      4335 9263 4341 9279
TIME...MOT...LOC 2117Z 213DEG 44KT 4376 9239

HAIL...1.00IN
WIND...60MPH

$$

RIECK

The office that day

Everything else NWS La Crosse, WI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 19, 3:39 AM CDTFlash Flood WatchARXDodge, Fillmore, Mower, Olmsted, Wabasha35 hr
May 19, 4:14 PM CDTSevere Thunderstorm WarningARXOlmsted, Wabasha61 min
May 19, 4:29 PM CDTSevere Thunderstorm WarningARXFillmore, Mower46 min
May 19, 4:35 PM CDTSevere Thunderstorm WarningARXWabasha25 min
May 19, 4:44 PM CDTFlash Flood WarningARXDodge, Fillmore, Mower, Olmsted6 hr
May 19, 4:59 PM CDTSevere Thunderstorm WarningARXOlmsted, Winona46 min
May 19, 5:31 PM CDTSevere Thunderstorm WarningARXWabasha, Winona59 min
May 19, 5:55 PM CDTFlash Flood WarningARXDodge, Mower, Olmsted6 hr
May 19, 6:21 PM CDTSevere Thunderstorm WarningARXOlmsted, Wabasha, Winona39 min
May 19, 6:56 PM CDTSevere Thunderstorm WarningARXFillmore, Olmsted, Wabasha, Winona64 min
May 19, 2:56 PM CDTSevere Thunderstorm WarningARXFloyd, Mitchell64 min
May 19, 3:03 PM CDTTornado WarningARXFloyd, Mitchell42 min
May 19, 3:28 PM CDTSevere Thunderstorm WarningARXChickasaw, Floyd, Howard, Mitchell47 min
May 19, 3:36 PM CDTTornado WarningARXChickasaw, Floyd, Howard, Mitchell39 min
May 19, 4:16 PM CDTTornado WarningARXHoward44 min
May 19, 5:20 PM CDTSevere Thunderstorm WarningARXFloyd, Mitchell40 min

Nearby

Severe Thunderstorm Warnings in Minnesota, 2013Severe Thunderstorm Warnings in Iowa, 2013Every severe thunderstorm warning in 2013

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.