Alert archive / Iowa / Wind Advisories in 2012

Wind Advisory 1, NWS La Crosse, WI

February 26, 20126 counties in Iowa; 4 counties in Minnesota

NWS La Crosse, WI issued this wind advisory at Feb 26, 2012, 3:56 AM CST for 6 counties in Iowa; 4 counties in Minnesota. It took effect at Feb 26, 2012, 12:00 PM CST. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Feb 26, 2012, 3:56 AM CST (09:56 UTC)
In effect from
Feb 26, 2012, 12:00 PM CST
Expired
Feb 26, 2012, 6:49 PM CST
In force
7 hr
Issued by
NWS La Crosse, WI

Counties Chickasaw County, IA, Fayette County, IA, Floyd County, IA, Howard County, IA, Mitchell County, IA, Winneshiek County, IA, Dodge County, MN, Fillmore County, MN, Mower County, MN, Olmsted County, MN

The radar

The La Crosse radar (KARX), 106 km from the middle of the area, began a volume at 10:01 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

Minneapolis, MN (KMPX), launched 00:00Z, 9.9 hours before the alert went out and 184 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 00:00Z on 2012-02-26Temperature 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 00:00Z on 2012-02-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 95 square meters per square second.1939587897117Sfc1 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
1233 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
95 m²/s²
0-3 km storm-relative helicity
124 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.

584 
WWUS73 KARX 260956
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
356 AM CST SUN FEB 26 2012

...STRONG WINDS EXPECTED THIS AFTERNOON AND EVENING...

.STRONG SOUTHWEST TO WEST WINDS WILL SPREAD ACROSS THE AREA THIS
AFTERNOON INTO EARLY THIS EVENING...BEHIND A STRONG LOW AND COLD
FRONT MOVING ACROSS THE UPPER MIDWEST. WIND SPEEDS OF 25 TO 35 MPH
WITH GUSTS OF 40 TO 45 MPH ARE EXPECTED FOR MUCH OF THE AFTERNOON
AND EARLY EVENING FOR PORTIONS OF SOUTHEAST MINNESOTA AND NORTHEAST
IOWA. THE WINDS WILL THEN DIMINISH THROUGH THE MID AND LATE
EVENING HOURS AS THE LOW AND FRONT MOVE AWAY FROM THE AREA.

DUE TO THIS...A WIND ADVISORY HAS BEEN ISSUED FOR PORTIONS OF
SOUTHEAST MINNESOTA AND NORTHEAST IOWA FROM NOON THROUGH 8 PM...
ALONG AND WEST OF A ROCHESTER MINNESOTA TO DECORAH AND FAYETTE
IOWA LINE.

IAZ008>010-018-019-029-MNZ086-087-094-095-261800-
/O.NEW.KARX.WI.Y.0001.120226T1800Z-120227T0200Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-DODGE-OLMSTED-
MOWER-FILLMORE-
INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...NEW HAMPTON...
OELWEIN...ROCHESTER...AUSTIN
356 AM CST SUN FEB 26 2012

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 8 PM CST THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO 8 PM CST THIS
EVENING. 

* STRONG AND GUSTY SOUTHWEST TO WEST WINDS WILL OCCUR BETWEEN NOON
  AND 8 PM. THE STRONGEST OF THE WINDS WILL BE BETWEEN 1 PM AND 6 PM.

* SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS OF 40 TO 45 MPH ARE
  EXPECTED. 

* THESE WINDS WILL CREATE DRIVING DIFFICULTIES FOR LIGHT-WEIGHT OR
  HIGH PROFILE VEHICLES ON NORTH-SOUTH ROADS. THESE WINDS CAN ALSO
  BLOW AROUND LOOSE OUTDOOR ITEMS LIKE TRASH CANS AND LAWN
  DECORATIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR HIGHER...
OR GUSTS OVER 45 MPH...ARE EXPECTED. WINDS THIS STRONG CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR LIGHT-WEIGHT OR HIGH PROFILE
VEHICLES. USE EXTRA CAUTION.

&&

$$

RRS

WEATHER.GOV/LACROSSE
4 follow-up statements
029 
WWUS73 KARX 261624
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
1024 AM CST SUN FEB 26 2012

...STRONG WINDS THIS AFTERNOON AND EVENING...

.STRONG SOUTHWEST TO WEST WINDS WILL SPREAD ACROSS THE AREA THIS
AFTERNOON AND PERSIST INTO EARLY THIS EVENING. WIND SPEEDS OF 25
TO 35 MPH WITH GUSTS UP TO 45 MPH ARE EXPECTED. THE WINDS WILL
DIMINISH THROUGH THE MID AND LATE EVENING HOURS.

IAZ008>010-018-019-029-MNZ086-087-094-095-270030-
/O.CON.KARX.WI.Y.0001.120226T1800Z-120227T0200Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-DODGE-OLMSTED-
MOWER-FILLMORE-
INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...NEW HAMPTON...
OELWEIN...ROCHESTER...AUSTIN
1024 AM CST SUN FEB 26 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM CST THIS EVENING...

* STRONG AND GUSTY SOUTHWEST TO WEST WINDS WILL DEVELOP THIS
  AFTERNOON AND CONTINUE INTO EARLY THIS EVENING. 
 
* SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 45 MPH ARE
  EXPECTED. 

* THESE WINDS WILL CREATE DRIVING DIFFICULTIES FOR LIGHT-WEIGHT 
  OR HIGH PROFILE VEHICLES ON NORTH-SOUTH ROADS. THESE WINDS CAN 
  ALSO BLOW AROUND LOOSE OUTDOOR ITEMS LIKE TRASH CANS AND LAWN 
  DECORATIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR
HIGHER...OR GUSTS OVER 45 MPH...ARE EXPECTED. WINDS THIS STRONG
CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES.
USE EXTRA CAUTION.

&&

$$

WETENKAMP

WEATHER.GOV/LACROSSE
296 
WWUS73 KARX 261924
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
124 PM CST SUN FEB 26 2012

...STRONG WINDS THROUGH EARLY THIS EVENING...

.STRONG SOUTHWEST TO WEST WINDS HAVE DEVELOPED ACROSS THE OPEN
AREAS OF SOUTHEAST MINNESOTA AND NORTHEAST IOWA. WIND GUSTS SO FAR
THIS AFTERNOON HAVE RANGED FROM 37 MPH AT CHARLES CITY IOWA TO 45
MPH AT ROCHESTER MINNESOTA...AND 46 MPH AT KASSON MINNESOTA. LOOK
FOR THESE STRONG AND GUSTY WINDS TO PERSIST THROUGH EARLY THIS
EVENING.

IAZ008>010-018-019-029-MNZ086-087-094-095-270200-
/O.CON.KARX.WI.Y.0001.000000T0000Z-120227T0200Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-DODGE-OLMSTED-
MOWER-FILLMORE-
INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...NEW HAMPTON...
OELWEIN...ROCHESTER...AUSTIN
124 PM CST SUN FEB 26 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM CST THIS EVENING...

* STRONG AND GUSTY SOUTHWEST TO WEST WINDS WILL CONTINUE THROUGH
  EARLY THIS EVENING.

* SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS AROUND 45 MPH ARE
  OCCURRING.

* THESE WINDS WILL CREATE DRIVING DIFFICULTIES FOR LIGHT-WEIGHT 
  OR HIGH PROFILE VEHICLES ON NORTH-SOUTH ROADS. THESE WINDS CAN 
  ALSO BLOW AROUND LOOSE OUTDOOR ITEMS LIKE TRASH CANS AND LAWN 
  DECORATIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR HIGHER...
OR GUSTS OVER 45 MPH...ARE EXPECTED. WINDS THIS STRONG CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$

WETENKAMP

WEATHER.GOV/LACROSSE
816 
WWUS73 KARX 262201
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
401 PM CST SUN FEB 26 2012

...STRONG WINDS THROUGH EARLY EVENING...

.STRONG SOUTHWEST TO WEST WINDS WILL CONTINUE ACROSS THE OPEN
AREAS OF SOUTHEAST MINNESOTA AND NORTHEAST IOWA THROUGH EARLY THIS
EVENING. WIND GUSTS SO FAR TODAY HAVE RANGED FROM 41 MPH AT SAINT
ANSGAR IOWA TO 48 MPH AT ROCHESTER MINNESOTA. LOOK FOR THESE
STRONG AND GUSTY WINDS TO PERSIST THROUGH EARLY THIS EVENING.

IAZ008>010-018-019-029-MNZ086-087-094-095-270200-
/O.CON.KARX.WI.Y.0001.000000T0000Z-120227T0200Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-DODGE-OLMSTED-
MOWER-FILLMORE-
INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...NEW HAMPTON...
OELWEIN...ROCHESTER...AUSTIN
401 PM CST SUN FEB 26 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM CST THIS EVENING...

* STRONG AND GUSTY SOUTHWEST TO WEST WINDS WILL CONTINUE THROUGH
  EARLY EVENING.

* SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS AROUND 45 MPH ARE
  OCCURRING.

* THESE WINDS WILL CREATE DRIVING DIFFICULTIES FOR LIGHT-WEIGHT 
  OR HIGH PROFILE VEHICLES ON NORTH-SOUTH ROADS. THESE WINDS CAN 
  ALSO BLOW AROUND LOOSE OUTDOOR ITEMS LIKE TRASH CANS AND LAWN 
  DECORATIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR HIGHER...
OR GUSTS OVER 45 MPH...ARE EXPECTED. WINDS THIS STRONG CAN MAKE
DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE
EXTRA CAUTION.

&&

$$

WETENKAMP

WEATHER.GOV/LACROSSE
081 
WWUS73 KARX 270049
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
649 PM CST SUN FEB 26 2012

...WINDS HAVE SUBSIDED TO BELOW ADVISORY LEVELS...

.WESTERLY WINDS HAVE DROPPED DOWN INTO THE 30 TO 35 MPH RANGE AND
WILL CONTINUE TO SLOWLY DROP OVERNIGHT. THEREFORE...THE WIND
ADVISORY HAS BEEN CANCELLED.

IAZ008>010-018-019-029-MNZ086-087-094-095-270200-
/O.CAN.KARX.WI.Y.0001.000000T0000Z-120227T0200Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-DODGE-OLMSTED-
MOWER-FILLMORE-
INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...NEW HAMPTON...
OELWEIN...ROCHESTER...AUSTIN
649 PM CST SUN FEB 26 2012

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS CANCELLED THE WIND
ADVISORY. 

EARLIER WINDS OF 45 TO 50 MPH HAVE SUBSIDED DOWN TO LESS THAN 35
MPH ACROSS THE REGION AND WILL CONTINUE TO DROP OVERNIGHT.
THEREFORE...THE WIND ADVISORY HAS BEEN CANCELLED.

$$

HALBACH

WEATHER.GOV/LACROSSE

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 26, 3:36 PM CSTWinter Storm WatchARXDodge, Fillmore, Houston, Mower, Olmsted, Wabasha and 1 more24 hr

Nearby

Wind Advisories in Iowa, 2012Wind Advisories in Minnesota, 2012Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.