Alert archive / Iowa / High Wind Warnings in 2012
High Wind Warning 1, NWS Des Moines, IA
NWS Des Moines, IA issued this high wind warning at Feb 26, 2012, 11:51 AM CST for 4 counties in Iowa. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Feb 26, 2012, 11:51 AM CST (17:51 UTC)
- Expired
- Feb 26, 2012, 6:00 PM CST
- In force
- 6 hr
- Issued by
- NWS Des Moines, IA
Counties Emmet County, IA, Kossuth County, IA, Palo Alto County, IA, Winnebago County, IA
The radar
The Des Moines radar (KDMX), 177 km from the middle of the area, began a volume at 17:50 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, 5.9 hours before the alert went out and 186 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
- 1049 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- 804 m²/s²
- 0-3 km storm-relative helicity
- 992 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
551 WWUS73 KDMX 261751 NPWDMX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 1151 AM CST SUN FEB 26 2012 ...STRONG WEST WINDS TO AFFECT NORTHERN IOWA THIS AFTERNOON... .A POTENT AREA OF LOW PRESSURE WILL TRACK ACROSS SOUTHERN MINNESOTA AND BRING A SHARP COLD FRONT THROUGH IOWA THIS AFTERNOON. VERY STRONG WESTERLY WINDS ARE FORECAST TO SPREAD ACROSS THE AREA THIS AFTERNOON AND WILL DIMINISH WITH THE SUNSET THIS EVENING. IAZ004>006-015-270000- /O.UPG.KDMX.WI.Y.0004.000000T0000Z-120227T0000Z/ /O.NEW.KDMX.HW.W.0001.120226T1751Z-120227T0000Z/ EMMET-KOSSUTH-WINNEBAGO-PALO ALTO- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY... EMMETSBURG 1151 AM CST SUN FEB 26 2012 ...HIGH WIND WARNING IN EFFECT UNTIL 6 PM CST THIS EVENING... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 6 PM CST THIS EVENING. THE WIND ADVISORY IS NO LONGER IN EFFECT. * TIMING...WEST WINDS WILL CONTINUED THROUGH MUCH OF THE AFTERNOON OVER THE AREA. THE HIGHEST GUSTS WILL LIKELY OCCUR FROM NOON TO 5 PM CST BEFORE THE STRONG WINDS DIMINISH BY SUNSET. * WINDS...WEST WINDS OF 30 TO 40 MPH WITH GUSTS AROUND 60 MPH ARE ANTICIPATED THROUGH THE AFTERNOON HOURS. * IMPACTS...LOOSE OBJECTS MAY BE BLOWN AROUND BY THE HIGH WINDS. IN ADDITION...SOME DAMAGE MAY OCCUR TO TREE BRANCHES AND RESULT IN SPOTTY POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. && $$ IAZ007-016-017-023>028-033>036-270000- /O.CON.KDMX.WI.Y.0004.000000T0000Z-120227T0000Z/ WORTH-HANCOCK-CERRO GORDO-POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN- BUTLER-BREMER-SAC-CALHOUN-WEBSTER-HAMILTON- INCLUDING THE CITIES OF...NORTHWOOD...GARNER...MASON CITY... POCAHONTAS...HUMBOLDT...CLARION...HAMPTON...ALLISON...WAVERLY... SAC CITY...ROCKWELL CITY...FORT DODGE...WEBSTER CITY 1151 AM CST SUN FEB 26 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * TIMING...WEST WINDS WILL INCREASE OVER THE AREA INTO THE AFTERNOON. STRONG WEST WINDS OVER NORTHWEST IOWA WILL SPREAD ACROSS THE AREA BY EARLY AFTERNOON. THE HIGHEST GUSTS WILL LIKELY OCCUR FROM 1 TO 5 PM CST BEFORE THE STRONG WINDS DIMINISH BY SUNSET. * WINDS...WEST WINDS OF 25 TO 35 MPH WITH GUSTS AROUND 45 MPH ARE ANTICIPATED THROUGH THE AFTERNOON HOURS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 30 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
2 follow-up statements
621 WWUS73 KDMX 262118 NPWDMX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 318 PM CST SUN FEB 26 2012 ...DIMINISHING WINDS THE REST OF THE AFTERNOON... .A POTENT AREA OF LOW PRESSURE OVER EAST CENTRAL MINNESOTA WILL TRACK INTO NORTHERN WISCONSIN THIS EVENING. STRONG WESTERLY WINDS OVER THE STATE WILL GRADUALLY DIMINISH THROUGH THE LATE AFTERNOON. IAZ004>006-015-270000- /O.CON.KDMX.HW.W.0001.000000T0000Z-120227T0000Z/ EMMET-KOSSUTH-WINNEBAGO-PALO ALTO- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY... EMMETSBURG 318 PM CST SUN FEB 26 2012 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * TIMING...WEST WINDS WILL GRADUALLY DIMINISH THROUGH THE REST OF THE AFTERNOON. THE STRONGEST WINDS HAVE LIKELY PASSED. * WINDS...WEST WINDS OF 30 TO 35 MPH WITH A FEW GUSTS OVER 50 MPH WILL DIMINISH THROUGH THE REST OF THE AFTERNOON. * IMPACTS...LOOSE OBJECTS MAY BE BLOWN AROUND BY THE HIGH WINDS. IN ADDITION...SOME DAMAGE MAY OCCUR TO TREE BRANCHES AND RESULT IN SPOTTY POWER OUTAGES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. && $$ IAZ007-016-017-023>028-033>036-270000- /O.CON.KDMX.WI.Y.0004.000000T0000Z-120227T0000Z/ WORTH-HANCOCK-CERRO GORDO-POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN- BUTLER-BREMER-SAC-CALHOUN-WEBSTER-HAMILTON- INCLUDING THE CITIES OF...NORTHWOOD...GARNER...MASON CITY... POCAHONTAS...HUMBOLDT...CLARION...HAMPTON...ALLISON...WAVERLY... SAC CITY...ROCKWELL CITY...FORT DODGE...WEBSTER CITY 318 PM CST SUN FEB 26 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * TIMING...WEST WINDS WILL GRADUALLY DIMINISH THROUGH THE REST OF THE AFTERNOON. WINDS WILL FALL BELOW ADVISORY CRITERIA BY SUNSET. * WINDS...WEST WINDS OF 25 TO 35 MPH WITH GUSTS AROUND 45 MPH ARE ANTICIPATED INTO THE LATE AFTERNOON HOURS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 30 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
908 WWUS73 KDMX 262352 NPWDMX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 552 PM CST SUN FEB 26 2012 ...WINDS HAVE DECREASED ACROSS NORTHERN IOWA... .AN AREA OF LOW PRESSURE WILL CONTINUE TO PULL EAST OVER THE AREA ACROSS THE UPPER MIDWEST. WINDS WILL REMAIN STRONG FROM THE WEST TO NORTHWEST OVERNIGHT...BUT WILL REMAIN BELOW WARNING OR ADVISORY CRITERIA. IAZ004>006-015-270100- /O.EXP.KDMX.HW.W.0001.000000T0000Z-120227T0000Z/ EMMET-KOSSUTH-WINNEBAGO-PALO ALTO- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY... EMMETSBURG 552 PM CST SUN FEB 26 2012 ...HIGH WIND WARNING WILL EXPIRE AT 6 PM CST THIS EVENING... WINDS HAVE DIMINISHED ACROSS THE WARNED AREA. WEST TO NORTHWEST WINDS WILL REMAIN STRONG AND BREEZY THROUGHOUT THE OVERNIGHT...BUT WILL BE BELLOW WARNING OR ADVISORY CRITERIA. $$ IAZ007-016-017-023>028-033>036-270100- /O.EXP.KDMX.WI.Y.0004.000000T0000Z-120227T0000Z/ WORTH-HANCOCK-CERRO GORDO-POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN- BUTLER-BREMER-SAC-CALHOUN-WEBSTER-HAMILTON- INCLUDING THE CITIES OF...NORTHWOOD...GARNER...MASON CITY... POCAHONTAS...HUMBOLDT...CLARION...HAMPTON...ALLISON...WAVERLY... SAC CITY...ROCKWELL CITY...FORT DODGE...WEBSTER CITY 552 PM CST SUN FEB 26 2012 ...WIND ADVISORY WILL EXPIRE AT 6 PM CST THIS EVENING... WINDS HAVE DIMINISHED ACROSS THE WARNED AREA. WEST TO NORTHWEST WINDS WILL REMAIN STRONG AND BREEZY THROUGHOUT THE OVERNIGHT...BUT WILL BE BELLOW ADVISORY CRITERIA. $$ AWB
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 26, 3:33 AM CST | Wind Advisory | DMX | Bremer, Butler, Calhoun, Cerro Gordo, Emmet, Franklin and 11 more | 14 hr |
Nearby
High Wind Warnings in Iowa, 2012Every high wind warning 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.