Alert archive / Iowa / Wind Advisories in 2007

Wind Advisory 4, NWS La Crosse, WI

May 22, 20074 counties in Iowa; 4 counties in Minnesota

NWS La Crosse, WI issued this wind advisory at May 22, 2007, 11:02 AM CDT for 4 counties in Iowa; 4 counties in Minnesota. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
May 22, 2007, 11:02 AM CDT (16:02 UTC)
Expired
May 22, 2007, 6:00 PM CDT
In force
7 hr
Issued by
NWS La Crosse, WI

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

The radar

The La Crosse radar (KARX), 113 km from the middle of the area, began a volume at 16:07 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 12:00Z, 4.0 hours before the alert went out and 170 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 2007-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 10 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, Minneapolis, MN at 12:00Z on 2007-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 144 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
10 J/kg
Mixed-layer CIN
-118 J/kg
Mixed-layer LCL
1311 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
144 m²/s²
0-3 km storm-relative helicity
165 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.

000 
WWUS73 KARX 221602
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
1102 AM CDT TUE MAY 22 2007

...STRONG WINDS TODAY...

.STRONG SOUTH WINDS AT 20 TO 30 MPH GUSTING TO 40 MPH ARE EXPECTED
IN PARTS OF SOUTHEAST MINNESOTA AND NORTHEAST IOWA INTO THIS AFTERNOON.

IAZ008-009-018-019-MNZ086-087-094-095-222300-
/O.NEW.KARX.WI.Y.0004.070522T1602Z-070522T2300Z/
MITCHELL-HOWARD-FLOYD-CHICKASAW-DODGE-OLMSTED-MOWER-FILLMORE-
INCLUDING THE CITIES OF...CHARLES CITY...ROCHESTER...AUSTIN
1102 AM CDT TUE MAY 22 2007

...WIND ADVISORY IN EFFECT UNTIL 6 PM CDT THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CDT THIS AFTERNOON. 

STRONG SOUTH WINDS AT 20 TO 30 MPH GUSTING TO 40 MPH ARE EXPECTED
INTO THIS AFTERNOON.

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

$$

BROOKS
2 follow-up statements
000 
WWUS73 KARX 221921
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
221 PM CDT TUE MAY 22 2007

...STRONG WINDS TODAY...

.STRONG SOUTH WINDS AT 20 TO 30 MPH GUSTING TO 40 MPH ARE
EXPECTED IN PARTS OF SOUTHEAST MINNESOTA AND NORTHEAST IOWA THIS
AFTERNOON.

IAZ008-009-018-019-MNZ086-087-094-095-222300-
/O.CON.KARX.WI.Y.0004.000000T0000Z-070522T2300Z/
MITCHELL-HOWARD-FLOYD-CHICKASAW-DODGE-OLMSTED-MOWER-FILLMORE-
INCLUDING THE CITIES OF...CHARLES CITY...ROCHESTER...AUSTIN
221 PM CDT TUE MAY 22 2007

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CDT THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CDT THIS AFTERNOON. 

STRONG SOUTH WINDS AT 20 TO 30 MPH GUSTING TO 40 MPH ARE EXPECTED
THIS AFTERNOON.

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

$$

BROOKS
000 
WWUS73 KARX 222303
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
603 PM CDT TUE MAY 22 2007

...WINDS DIMINISHING ACROSS THE AREA...

.WINDS WERE DIMINISHING ACROSS THE AREA AND THE WIND ADVISORY WILL
NOT BE RE-ISSUED.

IAZ008-009-018-019-MNZ086-087-094-095-230015-
/O.EXP.KARX.WI.Y.0004.000000T0000Z-070522T2300Z/
MITCHELL-HOWARD-FLOYD-CHICKASAW-DODGE-OLMSTED-MOWER-FILLMORE-
INCLUDING THE CITIES OF...CHARLES CITY...ROCHESTER...AUSTIN
603 PM CDT TUE MAY 22 2007

...WIND ADVISORY WILL EXPIRE AT 6 PM CDT THIS AFTERNOON...

THE WIND ADVISORY WILL EXPIRE AT 6 PM CDT THIS AFTERNOON. 

WINDS HAVE DIMINISHED BELOW ADVISORY CRITERIA WITH SOUTH WINDS OF
15 TO 25 MPH EXPECTED THE REMAINDER OF THE EVENING. THUS THE WIND
ADVISORY IS BEING ALLOWED TO EXPIRE.

$$

RABERDING

Nearby

Wind Advisories in Iowa, 2007Wind Advisories in Minnesota, 2007Every wind advisory in 2007

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.