Alert archive / Iowa / Wind Advisories in 2007
Wind Advisory 8, NWS Des Moines, IA
NWS Des Moines, IA issued this wind advisory at May 13, 2007, 10:21 AM CDT for 13 counties in Iowa. It took effect at May 13, 2007, 12:00 PM CDT. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- May 13, 2007, 10:21 AM CDT (15:21 UTC)
- In effect from
- May 13, 2007, 12:00 PM CDT
- Expired
- May 13, 2007, 7:00 PM CDT
- In force
- 7 hr
- Issued by
- NWS Des Moines, IA
Counties Calhoun County, IA, Cerro Gordo County, IA, Emmet County, IA, Hancock County, IA, Humboldt County, IA, Kossuth County, IA, Palo Alto County, IA, Pocahontas County, IA, Sac County, IA, Webster County, IA, Winnebago County, IA, Worth County, IA, Wright County, IA
The radar
The Des Moines radar (KDMX), 138 km from the middle of the area, began a volume at 15:24 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, 3.4 hours before the alert went out and 219 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
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS73 KDMX 131521 NPWDMX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 1021 AM CDT SUN MAY 13 2007 .LOW PRESSURE OVER SOUTH DAKOTA WILL DEVELOP AND DRIFT NORTHEAST AS A WARM FRONT EXTENDING SOUTHEAST FROM THE LOW THROUGH IOWA LIFTS NORTH. A STRONG SOUTHERLY FLOW WILL RESULT. IAZ004>007-015>017-023>025-033>035-132330- /O.NEW.KDMX.WI.Y.0008.070513T1700Z-070514T0000Z/ EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO- POCAHONTAS-HUMBOLDT-WRIGHT-SAC-CALHOUN-WEBSTER- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY... NORTHWOOD...EMMETSBURG...GARNER...MASON CITY...POCAHONTAS... HUMBOLDT...CLARION...SAC CITY...ROCKWELL CITY...FORT DODGE 1021 AM CDT SUN MAY 13 2007 ...WIND ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM CDT THIS EVENING. SOUTHEAST TO SOUTH WINDS WILL INCREASE INTO THE MID AFTERNOON HOURS. SUSTAINED SPEEDS WILL BE IN THE 25 TO 30 MPH RANGE...WITH GUSTS TO AROUND 40 MPH OR SO. WINDS WILL DIMINISH SLOWLY TOWARD SUNSET. A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$
2 follow-up statements
000 WWUS73 KDMX 132025 NPWDMX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 325 PM CDT SUN MAY 13 2007 .LOW PRESSURE OVER NORTH CENTRAL SOUTH DAKOTA WILL MOVE SLOWLY EAST. SOUTHWEST WINDS WILL CONTINUE TO BE QUITE STRONG AHEAD OF THE LOW INTO THE EARLY EVENING. IAZ004>007-015>017-023>025-033>035-140000- /O.CON.KDMX.WI.Y.0008.000000T0000Z-070514T0000Z/ EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO- POCAHONTAS-HUMBOLDT-WRIGHT-SAC-CALHOUN-WEBSTER- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY... NORTHWOOD...EMMETSBURG...GARNER...MASON CITY...POCAHONTAS... HUMBOLDT...CLARION...SAC CITY...ROCKWELL CITY...FORT DODGE 325 PM CDT SUN MAY 13 2007 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. SUSTAINED SOUTHERLY WINDS OF 25 TO 30 MPH...WITH AN OCCASIONAL GUST TO 40 MPH...CAN BE EXPECTED INTO THE EARLY EVENING. THE WIND WILL BEGIN TO DIMINISH AFTER 6 PM...AND BY MID EVENING WILL BE IN THE 15 TO 25 MPH RANGE. A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$
000 WWUS73 KDMX 140002 NPWDMX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 702 PM CDT SUN MAY 13 2007 IAZ004>007-015>017-023>025-033>035-140115- /O.EXP.KDMX.WI.Y.0008.000000T0000Z-070514T0000Z/ EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO- POCAHONTAS-HUMBOLDT-WRIGHT-SAC-CALHOUN-WEBSTER- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY... NORTHWOOD...EMMETSBURG...GARNER...MASON CITY...POCAHONTAS... HUMBOLDT...CLARION...SAC CITY...ROCKWELL CITY...FORT DODGE 702 PM CDT SUN MAY 13 2007 ...WIND ADVISORY HAS EXPIRED... THE WIND ADVISORY IS NO LONGER IN EFFECT. WINDS WILL REMAIN BELOW ADVISORY CRITERIA THROUGH 8 PM IN THE 20 TO 30 MPH RANGE. WINDS WILL FALL TO THE 15 TO 20 MPH RANGE AFTER 8 PM. $$ RUSSELL
Nearby
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.