Alert archive / Iowa / Wind Advisories in 2012
Wind Advisory 7, NWS La Crosse, WI
NWS La Crosse, WI issued this wind advisory at Apr 27, 2012, 3:47 PM CDT for 7 counties in Iowa; 4 counties in Minnesota. It took effect at Apr 27, 2012, 4:00 PM CDT. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Apr 27, 2012, 3:47 PM CDT (20:47 UTC)
- In effect from
- Apr 27, 2012, 4:00 PM CDT
- Expired
- Apr 27, 2012, 8:39 PM CDT
- In force
- 5 hr
- Issued by
- NWS La Crosse, WI
Counties Chickasaw County, IA, Clayton 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), 102 km from the middle of the area, began a volume at 20:50 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
Minneapolis, MN (KMPX), launched 12:00Z, 8.8 hours before the alert went out and 193 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
- 2426 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- -62 m²/s²
- 0-3 km storm-relative helicity
- 130 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
873 WWUS73 KARX 272047 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 347 PM CDT FRI APR 27 2012 ...WINDY EVENING... .WINDS WILL PICK UP FROM THE EAST LATE THIS AFTERNOON THROUGH LATE EVENING...20 TO 30 MPH WITH GUSTS UP TO 45 MPH. THERE WILL BE SOME IMPROVEMENT IN THE WINDS LATE TONIGHT THROUGH THE OVERNIGHT HOURS...ALTHOUGH IT WILL REMAIN BLUSTERY. IAZ008>010-018-019-029-030-MNZ086-087-094-095-280300- /O.NEW.KARX.WI.Y.0007.120427T2100Z-120428T0300Z/ MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-CLAYTON-DODGE- OLMSTED-MOWER-FILLMORE- INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...NEW HAMPTON... OELWEIN...ROCHESTER...AUSTIN 347 PM CDT FRI APR 27 2012 ...WIND ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 10 PM CDT THIS EVENING. * TIMING...LATE AFTERNOON THROUGH LATE EVENING. * WINDS...20 TO 30 MPH WITH GUSTS UP TO 45. 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. && $$ RIECK WEATHER.GOV/LACROSSE
2 follow-up statements
748 WWUS73 KARX 272355 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 655 PM CDT FRI APR 27 2012 ...A WINDY EVENING IS IN STORE FOR THE AREA... .AS BANDS OF SHOWERS MOVE NORTHEAST THROUGH THE AREA THIS EVENING... THE EAST WINDS WILL REMAIN IN THE 20 TO 30 MPH WITH WIND GUSTS UP TO 45 MPH. THE WINDS HAVE ALREADY GUSTED UP TO 35 MPH IN AUSTIN MINNESOTA AND 40 MPH IN OELWEIN IOWA. THERE WILL BE SOME IMPROVEMENT IN THE WINDS LATE TONIGHT THROUGH THE OVERNIGHT HOURS AS THE DRY AIR BELOW THE SHOWERS GRADUALLY MOISTENS. IAZ008>010-018-019-029-030-MNZ086-087-094-095-280300- /O.CON.KARX.WI.Y.0007.000000T0000Z-120428T0300Z/ MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-CLAYTON-DODGE- OLMSTED-MOWER-FILLMORE- INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...NEW HAMPTON... OELWEIN...ROCHESTER...AUSTIN 655 PM CDT FRI APR 27 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING... * EAST WINDS OF 20 TO 30 MPH WITH GUSTS UP TO 45 WILL CONTINUE THROUGH 10 PM TONIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR HIGHER... OR GUSTS OVER 45 MPH...ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ BOYNE WEATHER.GOV/LACROSSE
667 WWUS73 KARX 280139 NPWARX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE LA CROSSE WI 839 PM CDT FRI APR 27 2012 ...WIND ADVISORY CANCELLED... .WITH THE LOSS OF DAYLIGHT...THE WIND SPEEDS AND GUSTS HAVE DRAMATICALLY DECREASED ACROSS THE AREA. FOR THE REMAINDER OF THE NIGHT...THE EAST WINDS WILL CONTINUE IN THE 15 TO 25 MPH RANGE WITH A FEW WIND GUSTS UP TO 30 MPH. IAZ008>010-018-019-029-030-MNZ086-087-094-095-280245- /O.CAN.KARX.WI.Y.0007.000000T0000Z-120428T0300Z/ MITCHELL-HOWARD-WINNESHIEK-FLOYD-CHICKASAW-FAYETTE-CLAYTON-DODGE- OLMSTED-MOWER-FILLMORE- INCLUDING THE CITIES OF...DECORAH...CHARLES CITY...NEW HAMPTON... OELWEIN...ROCHESTER...AUSTIN 839 PM CDT FRI APR 27 2012 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS CANCELLED THE WIND ADVISORY. FOR THE REMAINDER OF THE NIGHT...THE EAST WINDS WILL CONTINUE IN THE 15 TO 25 MPH RANGE WITH A FEW WIND GUSTS UP TO 30 MPH. $$ BOYNE 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.