Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 13, NWS La Crosse, WI

May 26, 2016Allamakee County, Iowa; Crawford County, Vernon County, Wisconsin

NWS La Crosse, WI issued this severe thunderstorm warning at May 26, 2016, 5:28 AM CDT for Allamakee County, Iowa; Crawford County, Vernon County, Wisconsin. It was in force for 47 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, 5:28 AM CDT (10:28 UTC)
Expired: May 26, 2016, 6:15 AM CDT
In force: 47 min
Issued by: NWS La Crosse, WI
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Allamakee County, IA, Crawford County, WI, Vernon County, WI

The radar

The La Crosse radar (KARX), 68 km from the middle of the area, began a volume at 10:29 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

Davenport, (KDVN), launched 00:00Z, 10.5 hours before the alert went out and 185 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: 20 J/kg
Mixed-layer CIN: -125 J/kg
Mixed-layer LCL: 1865 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 34 m²/s²
0-3 km storm-relative helicity: 119 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

250 
WUUS53 KARX 261028
SVRARX
IAC005-WIC023-123-261115-
/O.NEW.KARX.SV.W.0013.160526T1028Z-160526T1115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
528 AM CDT THU MAY 26 2016

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  ALLAMAKEE COUNTY IN NORTHEASTERN IOWA...
  CRAWFORD COUNTY IN SOUTHWESTERN WISCONSIN...
  SOUTHWESTERN VERNON COUNTY IN SOUTHWESTERN WISCONSIN...

* UNTIL 615 AM CDT

* AT 528 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR WAUKON TO NEAR PRAIRIE DU CHIEN...MOVING
  NORTHEAST AT 70 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* SEVERE THUNDERSTORMS WILL BE NEAR...
  LANSING AROUND 545 AM CDT. 
  CLAYTON AROUND 550 AM CDT. 

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
HARDIN...SENECA...VIOLA...SOLDIERS GROVE AND GAYS MILLS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4307 9118 4308 9118 4308 9160 4325 9160
      4351 9120 4352 9067 4325 9067 4306 9116
TIME...MOT...LOC 1028Z 230DEG 59KT 4324 9149 4307 9103 

HAIL...<.75IN
WIND...60MPH
 
$$

DAB

3 follow-up statements

144 
WWUS53 KARX 261051
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
551 AM CDT THU MAY 26 2016

IAC005-WIC023-123-261115-
/O.CON.KARX.SV.W.0013.000000T0000Z-160526T1115Z/
ALLAMAKEE IA-CRAWFORD WI-VERNON WI-
551 AM CDT THU MAY 26 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 AM CDT
FOR ALLAMAKEE...CRAWFORD AND SOUTHWESTERN VERNON COUNTIES...

AT 549 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 8 MILES EAST OF NEW ALBIN TO 10 MILES WEST OF CLAYTON...
MOVING NORTHEAST AT 55 MPH.

AROUND 5 AM...POWER LINES WERE DOWNED IN MONONA IN NORTHERN CLAYTON
COUNTY. SINCE THAT TIME....NO ADDITIONAL REPORTS HAVE BEEN RECEIVED. 

HAZARD...60 MPH WIND GUSTS. 

SOURCE...LAW ENFORCEMENT. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

THESE SEVERE STORMS WILL BE NEAR...
  CLAYTON AROUND 600 AM CDT. 

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
HARDIN...SENECA...VIOLA...SOLDIERS GROVE AND GAYS MILLS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4307 9118 4308 9118 4308 9160 4325 9160
      4351 9120 4352 9067 4325 9067 4306 9116
TIME...MOT...LOC 1049Z 222DEG 49KT 4351 9111 4335 9091 

HAIL...<.75IN
WIND...60MPH
 
$$

DAB

978 
WWUS53 KARX 261100
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
600 AM CDT THU MAY 26 2016

IAC005-261109-
/O.CAN.KARX.SV.W.0013.000000T0000Z-160526T1115Z/
ALLAMAKEE IA-
600 AM CDT THU MAY 26 2016

...THE SEVERE THUNDERSTORM WARNING FOR ALLAMAKEE COUNTY IS
CANCELLED...

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

LAT...LON 4331 9095 4333 9105 4351 9120 4352 9067
      4325 9067
TIME...MOT...LOC 1059Z 247DEG 34KT 4355 9098 4339 9078 

$$

WIC023-123-261115-
/O.CON.KARX.SV.W.0013.000000T0000Z-160526T1115Z/
CRAWFORD WI-VERNON WI-
600 AM CDT THU MAY 26 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 AM CDT
FOR NORTHEASTERN CRAWFORD AND SOUTHWESTERN VERNON COUNTIES...

AT 559 AM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR VIROQUA TO NEAR CLAYTON...MOVING NORTHEAST AT 40
MPH.

AROUND 5 AM...POWER LINES WERE DOWNED IN MONONA IN NORTHERN CLAYTON
COUNTY. SINCE THAT TIME....NO ADDITIONAL REPORTS HAVE BEEN RECEIVED. 

HAZARD...60 MPH WIND GUSTS. 

SOURCE...LAW ENFORCEMENT. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

THESE SEVERE STORMS WILL BE NEAR...
  CLAYTON AROUND 605 AM CDT. 

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE VIOLA...
SOLDIERS GROVE...GAYS MILLS...READSTOWN AND MOUNT STERLING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4331 9095 4333 9105 4351 9120 4352 9067
      4325 9067
TIME...MOT...LOC 1059Z 247DEG 34KT 4355 9098 4339 9078 

HAIL...<.75IN
WIND...60MPH
 
$$

DAB

481 
WWUS53 KARX 261106
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
606 AM CDT THU MAY 26 2016

WIC023-123-261115-
/O.EXP.KARX.SV.W.0013.000000T0000Z-160526T1115Z/
CRAWFORD WI-VERNON WI-
606 AM CDT THU MAY 26 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CRAWFORD AND
SOUTHWESTERN VERNON COUNTIES WILL EXPIRE AT 615 AM CDT...
    
THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE AREA.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.

STORMS WILL CONTINUE THROUGH 7 AM WITH FREQUENT LIGHTNING. 

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

LAT...LON 4331 9095 4333 9105 4351 9120 4352 9067
      4325 9067
TIME...MOT...LOC 1104Z 230DEG 59KT 4355 9098 4339 9078 

$$

DAB

The office that day

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

Issued	Product	Office	Counties	Lasted
May 26, 2:35 AM CDT	Special Weather Statement	ARX	Mitchell	55 min
May 26, 2:51 AM CDT	Severe Thunderstorm Warning	ARX	Mitchell	54 min
May 26, 3:52 AM CDT	Special Weather Statement	ARX	Howard	53 min
May 26, 4:40 AM CDT	Special Weather Statement	ARX	Allamakee, Clayton, Fayette, Winneshiek	65 min
May 26, 4:52 AM CDT	Severe Thunderstorm Warning	ARX	Clayton, Fayette	53 min
May 26, 5:56 AM CDT	Special Weather Statement	ARX	Adams, Jackson, Juneau, Monroe, Richland	64 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2016 Severe Thunderstorm Warnings in Iowa, 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.