Alert archive / Iowa / Wind Advisories in 2012

Wind Advisory 3, NWS La Crosse, WI

March 27, 20126 counties in Iowa; 6 counties in Minnesota

NWS La Crosse, WI issued this wind advisory at Mar 27, 2012, 3:46 AM CDT for 6 counties in Iowa; 6 counties in Minnesota. It took effect at Mar 27, 2012, 12:00 PM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Mar 27, 2012, 3:46 AM CDT (08:46 UTC)
In effect from
Mar 27, 2012, 12:00 PM CDT
Expired
Mar 27, 2012, 7:00 PM CDT
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, Wabasha County, MN, Winona County, MN

The radar

The La Crosse radar (KARX), 97 km from the middle of the area, began a volume at 08:48 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, 8.8 hours before the alert went out and 176 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 2012-03-27Temperature 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 2012-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 715 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
887 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
715 m²/s²
0-3 km storm-relative helicity
739 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.

526 
WWUS73 KARX 270846
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
346 AM CDT TUE MAR 27 2012

...STRONG AND GUSTY SOUTHWEST WINDS THIS AFTERNOON...

.SUSTAING WIND OF AROUND 30 MPH AND GUSTS OF AROUND 45 MPH ARE
EXPECTED TO OCCUR THIS AFTERNOON ACROSS PORTIONS OF SOUTHEAST
MINNESOTA AND NORTHEAST IOWA. THESE STRONG WINDS WILL OCCUR THIS
AFTERNOON ONCE A COLD FRONT MOVES THROUGH AND BRINGS THE WINDS
AROUND FROM THE SOUTHEAST TO THE SOUTHWEST. WINDS WILL STILL BE
GUSTY THIS MORNING OUT OF THE SOUTHEAST...BUT WILL INTENSIFY THIS
AFTERNOON.

IAZ008>010-018-019-029-MNZ079-086>088-094-095-271700-
/O.NEW.KARX.WI.Y.0003.120327T1700Z-120328T0000Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-WABASHA-DODGE-
OLMSTED-WINONA-MOWER-FILLMORE-
INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...NEW HAMPTON...
OELWEIN...ROCHESTER...WINONA...AUSTIN
346 AM CDT TUE MAR 27 2012

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS
EVENING. 

* SOUTHEAST WIND GUSTS TO 35 MPH THIS MORNING WILL INCREASE TO 45
  MPH OR HIGHER FROM THE SOUTHWEST THIS AFTERNOON AFTER A COLD
  FRONT PASSES THROUGH.

* SUSTAINED SOUTHWEST WINDS OF AROUND 30 MPH WITH GUSTS OF 40 TO
  45 MPH OR HIGHER CAN BE EXPECTED THIS AFTERNOON.

* THESE WINDS WILL MAKE DRIVING DIFFICULT AT TIMES...ESPECIALLY
  FOR HIGH PROFILE VEHICLES.

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.

&&

$$

HALBACH/RRS

WEATHER.GOV/LACROSSE
3 follow-up statements
951 
WWUS73 KARX 271545
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
1045 AM CDT TUE MAR 27 2012

...STRONG AND GUSTY WINDS THIS AFTERNOON...

.LOOK FOR WINDS TO INCREASE OUT OF THE WEST THIS AFTERNOON.
SUSTAINED WINDS AROUND 30 MPH WITH GUSTS AROUND 45 MPH ARE
EXPECTED ACROSS PORTIONS OF SOUTHEAST MINNESOTA AND NORTHEAST
IOWA.

IAZ008>010-018-019-029-MNZ079-086>088-094-095-272345-
/O.CON.KARX.WI.Y.0003.120327T1700Z-120328T0000Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-WABASHA-DODGE-
OLMSTED-WINONA-MOWER-FILLMORE-
INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...NEW HAMPTON...
OELWEIN...ROCHESTER...WINONA...AUSTIN
1045 AM CDT TUE MAR 27 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* SUSTAINED WEST WINDS OF AROUND 30 MPH WITH GUSTS UP TO 45 MPH CAN
  BE EXPECTED THIS AFTERNOON.

* THESE WINDS WILL MAKE DRIVING DIFFICULT AT TIMES...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES. 

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.

&&

$$

DAS

WEATHER.GOV/LACROSSE
099 
WWUS73 KARX 272015
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
315 PM CDT TUE MAR 27 2012

...STRONG AND GUSTY WINDS TO CONTINUE INTO EARLY THIS EVENING...

.SUSTAINED WEST TO SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS AROUND
45 MPH ARE EXPECTED TO CONTINUE ACROSS PORTIONS OF SOUTHEAST
MINNESOTA AND NORTHEAST IOWA INTO EARLY THIS EVENING.

IAZ008>010-018-019-029-MNZ079-086>088-094-095-280000-
/O.CON.KARX.WI.Y.0003.000000T0000Z-120328T0000Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-WABASHA-DODGE-
OLMSTED-WINONA-MOWER-FILLMORE-
INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...NEW HAMPTON...
OELWEIN...ROCHESTER...WINONA...AUSTIN
315 PM CDT TUE MAR 27 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* SUSTAINED WEST WINDS 20 TO 30 MPH WITH GUSTS UP TO 45 MPH WILL
  CONTINUE INTO EARLY THIS EVENING.

* THESE WINDS WILL MAKE DRIVING DIFFICULT AT TIMES...ESPECIALLY 
  FOR HIGH PROFILE VEHICLES. 

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.

&&

$$

DAS

WEATHER.GOV/LACROSSE
440 
WWUS73 KARX 272354
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
654 PM CDT TUE MAR 27 2012

...WINDS DIMINISHING...

.WINDS HAVE DROPPED BELOW ADVISORY CRITERIA AND THE GUSTY WESTERLY
WINDS WILL CONTINUE TO DIMINISH THROUGH THE EARLY EVENING HOURS.
THUS THE WIND ADVISORY WILL BE ALLOWED TO EXPIRE AT 7 PM.

IAZ008>010-018-019-029-MNZ079-086>088-094-095-280100-
/O.EXP.KARX.WI.Y.0003.000000T0000Z-120328T0000Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-WABASHA-DODGE-
OLMSTED-WINONA-MOWER-FILLMORE-
INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...NEW HAMPTON...
OELWEIN...ROCHESTER...WINONA...AUSTIN
654 PM CDT TUE MAR 27 2012

...WIND ADVISORY WILL EXPIRE AT 7 PM CDT THIS EVENING...

WINDS HAVE DROPPED BELOW ADVISORY CRITERIA AND WILL CONTINUE TO
DIMINISH THROUGH THE EARLY EVENING HOURS. THUS THE WIND ADVISORY
WILL BE ALLOWED TO EXPIRE AT 7 PM.

$$

RABERDING

WEATHER.GOV/LACROSSE

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.