Alert archive / Iowa / Wind Advisories in 2007

Wind Advisory 2, NWS La Crosse, WI

May 13, 20074 counties in Minnesota; 6 counties in Iowa

NWS La Crosse, WI issued this wind advisory at May 13, 2007, 10:50 AM CDT for 4 counties in Minnesota; 6 counties in Iowa. It took effect at May 13, 2007, 11:00 AM CDT. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
May 13, 2007, 10:50 AM CDT (15:50 UTC)
In effect from
May 13, 2007, 11:00 AM CDT
Expired
May 13, 2007, 7:00 PM CDT
In force
8 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 15:52 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, 3.8 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 12:00Z on 2007-05-13Temperature 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 12:00Z on 2007-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 654 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
1120 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
654 m²/s²
0-3 km storm-relative helicity
933 m²/s²
Significant tornado parameter
0.0
Supercell composite
9.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS73 KARX 131550
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
1050 AM CDT SUN MAY 13 2007

...STRONG SOUTH WINDS ACROSS THE AREA THROUGH EARLY THIS EVENING...

.DEEPENING LOW PRESSURE OVER THE NORTHERN PLAINS WILL PRODUCE
STRONG AND GUSTY SOUTH WINDS IN THE 25 TO 35 MPH RANGE WITH A FEW
GUSTS APPROACHING 40 MPH ACROSS THE ADVISED AREA THROUGH EARLY
THIS EVENING.

IAZ008>010-018-019-029-MNZ086-087-094-095-140000-
/O.NEW.KARX.WI.Y.0002.070513T1600Z-070514T0000Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-DODGE-OLMSTED-
MOWER-FILLMORE-
INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...OELWEIN...
ROCHESTER...AUSTIN
1050 AM CDT SUN MAY 13 2007

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

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

SOUTH WINDS AT 25 TO 35 MPH WITH A FEW GUST APPROACHING 40 MPH
WILL BE EXPERIENCED ACROSS THE ADVISED AREA THROUGH EARLY THIS
EVENING. THE WINDS WILL SLOWLY LET UP TOWARD SUNSET.

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.

$$

DAS
2 follow-up statements
000 
WWUS73 KARX 132020
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
320 PM CDT SUN MAY 13 2007

...STRONG SOUTH WINDS TO CONTINUE ACROSS THE AREA THROUGH EARLY
THIS EVENING...

.STRENGTHENING LOW PRESSURE OVER THE NORTHERN PLAINS WILL PRODUCE
STRONG SOUTH WINDS IN THE 25 TO 35 MPH RANGE WITH A FEW GUSTS
APPROACHING 40 MPH ACROSS THE ADVISED AREA THROUGH EARLY THIS
EVENING. THE WIND WILL LET UP TOWARD SUNSET.

IAZ008>010-018-019-029-MNZ086-087-094-095-140000-
/O.CON.KARX.WI.Y.0002.000000T0000Z-070514T0000Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-DODGE-OLMSTED-
MOWER-FILLMORE-
INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...OELWEIN...
ROCHESTER...AUSTIN
320 PM CDT SUN MAY 13 2007

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

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

SOUTH WINDS IN THE 25 TO 35 MPH RANGE WITH A FEW GUST APPROACHING
40 MPH WILL CONTINUE ACROSS THE ADVISED AREA THROUGH EARLY THIS
EVENING. THE WIND WILL LET UP TOWARD SUNSET.

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.

$$

DAS
000 
WWUS73 KARX 132351
NPWARX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE LA CROSSE WI
651 PM CDT SUN MAY 13 2007

...WINDS SLOWLY DECREASING THIS EVENING...

.STRONG SOUTHERLY WINDS HAVE DECREASED TO 15 TO 25 MPH WITH GUSTS
TO 30 MPH...AND ARE NOW BELOW WIND ADVISORY CRITERIA ACROSS THE AREA.
THE WIND ADVISORY WILL BE EXPIRED AT 7 PM CDT. GUSTY
WINDS...HOWEVER...WILL CONTINUE OVERNIGHT...ESPECIALLY IN HIGHER
TERRAIN AND IN EXPOSED AREAS...WHERE GUSTS TO 25 OR 30 MPH WILL STILL
BE POSSIBLE. MORE STRONG SOUTHWESTERLY WINDS ARE ON TAP FOR
MONDAY...AND ANOTHER WIND ADVISORY MAY NEED TO BE ISSUED FOR THE
AREA.

IAZ008>010-018-019-029-MNZ086-087-094-095-140100-
/O.EXP.KARX.WI.Y.0002.000000T0000Z-070514T0000Z/
MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-DODGE-OLMSTED-
MOWER-FILLMORE-
INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...OELWEIN...
ROCHESTER...AUSTIN
651 PM CDT SUN MAY 13 2007

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

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

WINDS HAVE DECREASED TO 15 TO 25 MPH ACROSS THE AREA...THOUGH SOME
GUSTS TO 30 MPH ARE STILL POSSIBLE THROUGH THE NIGHT IN WIND PRONE
AREAS. THIS IS WELL BELOW WIND ADVISORY CRITERIA...AND THE WIND
ADVISORY HAS BEEN ALLOWED TO EXPIRE. MORE STRONG SOUTHWESTERLY
WINDS ARE ON TAP FOR MONDAY...THUS...ANOTHER WIND ADVISORY MAY
NEED TO BE ISSUED FOR THE AREA TOMORROW.

$$

BINAU

The office that day

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

IssuedProductOfficeCountiesLasted
May 13, 3:11 AM CDTSevere Thunderstorm WarningARXWinona17 min

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.