Alert archive / Iowa / Wind Advisories in 2012
Wind Advisory 2, NWS La Crosse, WI
NWS La Crosse, WI issued this wind advisory at Feb 29, 2012, 8:47 AM CST for 8 counties in Iowa; Crawford County, Grant County, Richland County, Wisconsin. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Feb 29, 2012, 8:47 AM CST (14:47 UTC)
- Expired
- Feb 29, 2012, 6:00 PM CST
- In force
- 9 hr
- Issued by
- NWS La Crosse, WI
Counties Allamakee County, IA, Chickasaw County, IA, Clayton County, IA, Fayette County, IA, Floyd County, IA, Howard County, IA, Mitchell County, IA, Winneshiek County, IA, Crawford County, WI, Grant County, WI, Richland County, WI
The radar
The La Crosse radar (KARX), 86 km from the middle of the area, began a volume at 14:50 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 12:00Z, 2.8 hours before the alert went out and 196 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1564 m above ground
- 0-6 km bulk shear
- 92 kt
- 0-1 km storm-relative helicity
- 190 m²/s²
- 0-3 km storm-relative helicity
- 189 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
919 WWUS73 KARX 291447 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 847 AM CST WED FEB 29 2012 ...STRONG WINDS TODAY... .A STRONG AREA OF LOW PRESSURE WILL PUSH ACROSS SOUTHERN MINNESOTA TODAY. STRONG WEST TO SOUTHWEST WINDS ARE EXPECTED TO THE SOUTH OF THE LOW OVER NORTHEAST IOWA AND SOUTHWEST WISCONSIN. WEST TO SOUTHWEST WINDS OF OF 25 TO 35 MPH ARE EXPECTED WITH SOME GUSTS AS HIGH AS 50 MPH. THESE WINDS WILL THEN DIMINISH EARLY THIS EVENING AS THE LOW PULLS EAST OF THE AREA. IAZ008>011-018-019-029-030-WIZ054-055-061-292300- /O.NEW.KARX.WI.Y.0002.120229T1447Z-120301T0000Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... NEW HAMPTON...OELWEIN...PRAIRIE DU CHIEN...RICHLAND CENTER... PLATTEVILLE 847 AM CST WED FEB 29 2012 ...WIND ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CST THIS EVENING. * WEST TO SOUTHWEST WINDS OF 25 TO 35 MPH...WITH GUSTS TO NEAR 50 MPH ARE EXPECTED THROUGHOUT THE DAY. * LOOSE OBJECTS WILL BE BLOWN AROUND. HIGH PROFILE VEHICLES WILL HAVE DIFFICULTY...ESPECIALLY ON NORTH SOUTH ROADS. 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. && $$ RABERDING WEATHER.GOV/LACROSSE
2 follow-up statements
181 WWUS73 KARX 292114 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 314 PM CST WED FEB 29 2012 ...STRONG WINDS LATE THIS AFTERNOON... .A STRONG AREA OF LOW PRESSURE WILL PUSH ACROSS SOUTHERN MINNESOTA THIS AFTERNOON. STRONG WEST TO SOUTHWEST WINDS ARE EXPECTED TO THE SOUTH OF THE LOW OVER NORTHEAST IOWA AND SOUTHWEST WISCONSIN. WEST TO SOUTHWEST WINDS OF OF 25 TO 35 MPH ARE EXPECTED WITH SOME GUSTS AS HIGH AS 50 MPH...ESPECIALLY OVER THE SOUTHERN FAYETTE...SOUTHERN CLAYTON AND SOUTHERN GRANT COUNTIES. THESE WINDS WILL THEN DIMINISH EARLY THIS EVENING AS THE LOW PULLS EAST OF THE AREA. A WINTER WEATHER ADVISORY IS ALSO IN EFFECT...DUE TO THE POSSIBILITY OF 1 TO 2 INCHES OF SNOW ACCUMULATION AND VISIBILITIES REDUCED TO A MILE OR LESS. IAZ008>011-018-019-029-030-WIZ054-055-061-010000- /O.CON.KARX.WI.Y.0002.000000T0000Z-120301T0000Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... NEW HAMPTON...OELWEIN...PRAIRIE DU CHIEN...RICHLAND CENTER... PLATTEVILLE 314 PM CST WED FEB 29 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * WEST TO SOUTHWEST WINDS OF 25 TO 35 MPH...WITH GUSTS TO NEAR 50 MPH ARE EXPECTED THROUGH EARLY EVENING. * LOOSE OBJECTS WILL BE BLOWN AROUND. HIGH PROFILE VEHICLES WILL HAVE DIFFICULTY...ESPECIALLY ON NORTH SOUTH ROADS. SNOW AND BLOWING SNOW...MAINLY OVER SOUTHERN FAYETTE...SOUTHERN CLAYTON AND SOUTHERN GRANT COUNTIES WILL CAUSE TRAVEL DIFFICULTIES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR HIGHER... OR GUSTS OVER 45 MPH...ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ DTJ WEATHER.GOV/LACROSSE
786 WWUS73 KARX 292355 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 555 PM CST WED FEB 29 2012 ...WINDS DIMINISHING ACROSS NORTHEAST IOWA AND FAR SOUTHWEST WISCONSIN... .THE LOSS OF DAYTIME HEATING...AS WELL AS THE LOW PRESSURE SYSTEM PRODUCING THE BLUSTERY CONDITIONS ACROSS NORTHEAST IOWA AND FAR SOUTHWEST WISCONSIN TRACKING SLIGHTLY FARTHER SOUTH THAN FORECAST...HAS ALLOWED WINDS TO DIMINISH. GUSTS OF 25 TO 35 MPH ARE STILL POSSIBLE THROUGH 8 PM...THOUGH...MAINLY ALONG AND SOUTH OF A LINE FROM CHARLES CITY IOWA TO LANCASTER WISCONSIN. IAZ008>011-018-019-029-030-WIZ054-055-061-010100- /O.EXP.KARX.WI.Y.0002.000000T0000Z-120301T0000Z/ MITCHELL-HOWARD-WINNESHIEK-ALLAMAKEE-FLOYD-CHICKASAW-FAYETTE- CLAYTON-CRAWFORD-RICHLAND-GRANT- INCLUDING THE CITIES OF...DECORAH...WAUKON...CHARLES CITY... NEW HAMPTON...OELWEIN...PRAIRIE DU CHIEN...RICHLAND CENTER... PLATTEVILLE 555 PM CST WED FEB 29 2012 ...WIND ADVISORY WILL EXPIRE AT 6 PM CST THIS EVENING... ALTHOUGH WINDS HAVE DIMINISHED FROM THE DAYTIME HOURS...GUSTS OF 25 TO 35 MPH ARE STILL POSSIBLE THROUGH 8 PM. THE STRONGEST GUSTS ARE EXPECTED MAINLY ALONG AND SOUTH OF A LINE FROM CHARLES CITY IOWA TO LANCASTER WISCONSIN. $$ AJ WEATHER.GOV/LACROSSE
Nearby
Wind Advisories in Iowa, 2012Wind Advisories in Wisconsin, 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.