Alert archive / Iowa / Wind Advisories in 2009
Wind Advisory 2, NWS Des Moines, IA
NWS Des Moines, IA issued this wind advisory at Feb 9, 2009, 12:00 PM CST for 51 counties in Iowa. It was in force for 16 hr.
The area
The counties it named.
The facts
- Issued
- Feb 9, 2009, 12:00 PM CST (18:00 UTC)
- Expired
- Feb 10, 2009, 3:54 AM CST
- In force
- 16 hr
- Issued by
- NWS Des Moines, IA
All 51 counties
Adair County, IA, Adams County, IA, Appanoose County, IA, Audubon County, IA, Black Hawk County, IA, Boone County, IA, Bremer County, IA, Butler County, IA, Calhoun County, IA, Carroll County, IA, Cass County, IA, Cerro Gordo County, IA, Clarke County, IA, Crawford County, IA, Dallas County, IA, Davis County, IA, Decatur County, IA, Emmet County, IA, Franklin County, IA, Greene County, IA, Grundy County, IA, Guthrie County, IA, Hamilton County, IA, Hancock County, IA, Hardin County, IA, Humboldt County, IA, Jasper County, IA, Kossuth County, IA, Lucas County, IA, Madison County, IA, Mahaska County, IA, Marion County, IA, Marshall County, IA, Monroe County, IA, Palo Alto County, IA, Pocahontas County, IA, Polk County, IA, Poweshiek County, IA, Ringgold County, IA, Sac County, IA, Story County, IA, Tama County, IA, Taylor County, IA, Union County, IA, Wapello County, IA, Warren County, IA, Wayne County, IA, Webster County, IA, Winnebago County, IA, Worth County, IA, Wright County, IA
The radar
The Des Moines radar (KDMX), 23 km from the middle of the area, began a volume at 18:01 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
Omaha, NE (KOAX), launched 12:00Z, 6.0 hours before the alert went out and 230 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
- 500 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 413 m²/s²
- 0-3 km storm-relative helicity
- 367 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS73 KDMX 091800 NPWDMX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 1200 PM CST MON FEB 9 2009 ...STRONG GUSTY WINDS EXPECTED THIS AFTERNOON THROUGH EARLY EVENING... .A INTENSE AREA OF LOW PRESSURE LIFTING NORTHEAST THROUGH THE WESTERN PLAINS WILL BRING GUSTY SOUTH WINDS TO CENTRAL AND SOUTH CENTRAL IOWA. IAZ044>050-057>062-070>075-081>086-092>097-100200- /O.NEW.KDMX.WI.Y.0002.090209T1800Z-090210T0300Z/ CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE- DALLAS-POLK-JASPER-POWESHIEK-CASS-ADAIR-MADISON-WARREN-MARION- MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-TAYLOR-RINGGOLD- DECATUR-WAYNE-APPANOOSE-DAVIS- INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON...BOONE... AMES...MARSHALLTOWN...TOLEDO...AUDUBON...GUTHRIE CENTER...ADEL... DES MOINES...NEWTON...GRINNELL...ATLANTIC...GREENFIELD... WINTERSET...INDIANOLA...KNOXVILLE...OSKALOOSA...CORNING... CRESTON...OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD... MOUNT AYR...LEON...CORYDON...CENTERVILLE...BLOOMFIELD 1200 PM CST MON FEB 9 2009 ...WIND ADVISORY IN EFFECT UNTIL 9 PM CST THIS EVENING... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 9 PM CST THIS EVENING. EXPECT SOUTHERLY WINDS OF 25 TO 35 MPH TO DEVELOP THIS AFTERNOON. THE WINDS WILL BE VERY GUSTY WITH GUSTS OVER 45 MPH LIKELY. A FEW LOCATIONS MAY HAVE WIND GUSTS APPROACHING 55 MPH BETWEEN 3 PM AND 6 PM TODAY. 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. $$ DONAVON
5 follow-up statements
000 WWUS73 KDMX 092145 NPWDMX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 345 PM CST MON FEB 9 2009 ...STRONG GUSTY WINDS EXPECTED TO CONTINUE THROUGH EARLY EVENING... .A INTENSE AREA OF LOW PRESSURE CURRENTLY LIFTING NORTHEAST INTO SOUTH DAKOTA WILL BRING STRONG AND GUSTY SOUTH WINDS TO CENTRAL AND SOUTH CENTRAL IOWA. IAZ044>050-057>062-070>075-081>086-092>097-100300- /O.CON.KDMX.WI.Y.0002.000000T0000Z-090210T0300Z/ CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE- DALLAS-POLK-JASPER-POWESHIEK-CASS-ADAIR-MADISON-WARREN-MARION- MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-TAYLOR-RINGGOLD- DECATUR-WAYNE-APPANOOSE-DAVIS- INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON...BOONE... AMES...MARSHALLTOWN...TOLEDO...AUDUBON...GUTHRIE CENTER...ADEL... DES MOINES...NEWTON...GRINNELL...ATLANTIC...GREENFIELD... WINTERSET...INDIANOLA...KNOXVILLE...OSKALOOSA...CORNING... CRESTON...OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD... MOUNT AYR...LEON...CORYDON...CENTERVILLE...BLOOMFIELD 345 PM CST MON FEB 9 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING... EXPECT SOUTHERLY WINDS OF 25 TO 35 MPH TO CONTINUE THROUGH EARLY EVENING. THE WINDS WILL BE VERY GUSTY WITH GUSTS OVER 45 MPH LIKELY. A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$ DONAVON
000 WWUS73 KDMX 100031 NPWDMX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 631 PM CST MON FEB 9 2009 ...STRONG GUSTY WINDS EXPECTED TO CONTINUE THROUGH EARLY EVENING... .A INTENSE AREA OF LOW PRESSURE CURRENTLY LIFTING NORTHEAST INTO SOUTH DAKOTA WILL BRING STRONG AND GUSTY SOUTH WINDS TO CENTRAL AND SOUTH CENTRAL IOWA. IAZ004-005-015-023-024-033>035-100300- /O.EXA.KDMX.WI.Y.0002.000000T0000Z-090210T0300Z/ EMMET-KOSSUTH-PALO ALTO-POCAHONTAS-HUMBOLDT-SAC-CALHOUN-WEBSTER- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...EMMETSBURG... POCAHONTAS...HUMBOLDT...SAC CITY...ROCKWELL CITY...FORT DODGE 631 PM CST MON FEB 9 2009 ...WIND ADVISORY IN EFFECT UNTIL 9 PM CST THIS EVENING... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 9 PM CST THIS EVENING. STRONG SOUTHERLY WINDS SUSTAINED AT 25 TO 35 MPH EXPECTED THROUGH THE EVENING HOURS...WIND GUSTS TO 45 TO 50 MPH AND OCCASIONALLY OVER 50 MPH AREA ALSO EXPECTED AS AN AREA OF SHOWERS MOVES NORTHEAST THROUGH THE AREA. 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. $$ IAZ044>050-057>062-070>075-081>086-092>097-100300- /O.CON.KDMX.WI.Y.0002.000000T0000Z-090210T0300Z/ CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE- DALLAS-POLK-JASPER-POWESHIEK-CASS-ADAIR-MADISON-WARREN-MARION- MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-TAYLOR-RINGGOLD- DECATUR-WAYNE-APPANOOSE-DAVIS- INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON...BOONE... AMES...MARSHALLTOWN...TOLEDO...AUDUBON...GUTHRIE CENTER...ADEL... DES MOINES...NEWTON...GRINNELL...ATLANTIC...GREENFIELD... WINTERSET...INDIANOLA...KNOXVILLE...OSKALOOSA...CORNING... CRESTON...OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD... MOUNT AYR...LEON...CORYDON...CENTERVILLE...BLOOMFIELD 631 PM CST MON FEB 9 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM CST THIS EVENING. EXPECT SOUTHERLY WINDS OF 25 TO 35 MPH TO CONTINUE THROUGH EARLY EVENING. THE WINDS WILL BE VERY GUSTY WITH GUSTS OF 45 TO 50 MPH AND OCCASIONALLY OVER 50 MPH EXPECTED AS AN AREA OF SHOWERS MOVES THROUGH THE AREA. A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$ MJA
000 WWUS73 KDMX 100258 NPWDMX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 858 PM CST MON FEB 9 2009 ...STRONG GUSTY WINDS EXPECTED THROUGH THE EVENING... .A INTENSE AREA OF LOW PRESSURE CURRENTLY LIFTING THROUGH SOUTHEAST SOUTH DAKOTA WILL BRING STRONG AND GUSTY SOUTH WINDS TO NORTH CENTRAL IOWA. IAZ047>050-057>062-070>075-081>086-092>097-100400- /O.CAN.KDMX.WI.Y.0002.000000T0000Z-090210T0300Z/ BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-DALLAS-POLK-JASPER- POWESHIEK-CASS-ADAIR-MADISON-WARREN-MARION-MAHASKA-ADAMS-UNION- CLARKE-LUCAS-MONROE-WAPELLO-TAYLOR-RINGGOLD-DECATUR-WAYNE- APPANOOSE-DAVIS- INCLUDING THE CITIES OF...BOONE...AMES...MARSHALLTOWN...TOLEDO... AUDUBON...GUTHRIE CENTER...ADEL...DES MOINES...NEWTON... GRINNELL...ATLANTIC...GREENFIELD...WINTERSET...INDIANOLA... KNOXVILLE...OSKALOOSA...CORNING...CRESTON...OSCEOLA...CHARITON... ALBIA...OTTUMWA...BEDFORD...MOUNT AYR...LEON...CORYDON... CENTERVILLE...BLOOMFIELD 858 PM CST MON FEB 9 2009 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELLED THE WIND ADVISORY. WINDS HAVE DIMINISHED SOMEWHAT THROUGH THE EVENING ALLOWING THE WIND ADVISORY TO BE CANCELLED. SOUTHERLY WINDS OF 15 TO 25 MPH WITH SOME GUSTS TO 30 MPH ARE STILL EXPECTED TO CONTINUE THROUGH THE NIGHT. $$ IAZ004-005-015-023-024-033>035-044>046-100600- /O.EXT.KDMX.WI.Y.0002.000000T0000Z-090210T0600Z/ EMMET-KOSSUTH-PALO ALTO-POCAHONTAS-HUMBOLDT-SAC-CALHOUN-WEBSTER- CRAWFORD-CARROLL-GREENE- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...EMMETSBURG... POCAHONTAS...HUMBOLDT...SAC CITY...ROCKWELL CITY...FORT DODGE... DENISON...CARROLL...JEFFERSON 858 PM CST MON FEB 9 2009 ...WIND ADVISORY NOW IN EFFECT UNTIL MIDNIGHT CST TONIGHT... THE WIND ADVISORY IS NOW IN EFFECT UNTIL MIDNIGHT CST TONIGHT. STRONG SOUTHERLY WINDS SUSTAINED AT 25 TO 35 MPH CAN BE EXPECTED THROUGH THE EVENING HOURS...WIND GUSTS TO 45 TO 50 MPH AND OCCASIONALLY OVER 50 MPH ARE ALSO EXPECTED AS AN AREA OF SHOWERS MOVES NORTHEAST THROUGH THE AREA. A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$ MJA
000 WWUS73 KDMX 100546 NPWDMX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 1146 PM CST MON FEB 9 2009 ...STRONG GUSTY WINDS EXPECTED TO CONTINUE INTO THE EARLY MORNING HOURS... .A INTENSE AREA OF LOW PRESSURE CURRENTLY LIFTING THROUGH EAST CENTRAL SOUTH DAKOTA WILL BRING STRONG AND GUSTY SOUTHERLY WINDS TO MUCH OF CENTRAL IOWA. IAZ006-007-016-017-025>028-036>039-047>050-057>062-070>074- 081>083-092-093-101000- /O.EXB.KDMX.WI.Y.0002.000000T0000Z-090210T1000Z/ WINNEBAGO-WORTH-HANCOCK-CERRO GORDO-WRIGHT-FRANKLIN-BUTLER-BREMER- HAMILTON-HARDIN-GRUNDY-BLACK HAWK-BOONE-STORY-MARSHALL-TAMA- AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-POWESHIEK-CASS-ADAIR-MADISON- WARREN-MARION-ADAMS-UNION-CLARKE-TAYLOR-RINGGOLD- INCLUDING THE CITIES OF...FOREST CITY...NORTHWOOD...GARNER... MASON CITY...CLARION...HAMPTON...ALLISON...WAVERLY... WEBSTER CITY...ELDORA...GRUNDY CENTER...WATERLOO...BOONE...AMES... MARSHALLTOWN...TOLEDO...AUDUBON...GUTHRIE CENTER...ADEL... DES MOINES...NEWTON...GRINNELL...ATLANTIC...GREENFIELD... WINTERSET...INDIANOLA...KNOXVILLE...CORNING...CRESTON...OSCEOLA... BEDFORD...MOUNT AYR 1146 PM CST MON FEB 9 2009 ...WIND ADVISORY IN EFFECT UNTIL 4 AM CST TUESDAY... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 4 AM CST TUESDAY. STRONG SOUTHERLY WINDS SUSTAINED AT 25 TO 35 MPH...WITH GUSTS TO 40 TO 50 MPH...CAN BE EXPECTED TO CONTINUE THROUGH THE EARLY MORNING HOURS ACROSS CENTRAL AND SOUTH CENTRAL IOWA. 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. $$ IAZ004-005-015-023-024-033>035-044>046-101000- /O.EXT.KDMX.WI.Y.0002.000000T0000Z-090210T1000Z/ EMMET-KOSSUTH-PALO ALTO-POCAHONTAS-HUMBOLDT-SAC-CALHOUN-WEBSTER- CRAWFORD-CARROLL-GREENE- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...EMMETSBURG... POCAHONTAS...HUMBOLDT...SAC CITY...ROCKWELL CITY...FORT DODGE... DENISON...CARROLL...JEFFERSON 1146 PM CST MON FEB 9 2009 ...WIND ADVISORY NOW IN EFFECT UNTIL 4 AM CST TUESDAY... THE WIND ADVISORY IS NOW IN EFFECT UNTIL 4 AM CST TUESDAY. STRONG SOUTHERLY WINDS SUSTAINED AT 25 TO 35 MPH...WITH GUSTS TO 40 TO 50 MPH...CAN BE EXPECTED TO CONTINUE THROUGH THE EARLY MORNING HOURS ACROSS CENTRAL AND NORTH CENTRAL IOWA. A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$ MJA
000 WWUS73 KDMX 100954 NPWDMX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 354 AM CST TUE FEB 10 2009 .A STRONG STORM SYSTEM CONTINUES TO LIFT NORTHEAST ACROSS NORTHERN MINNESOTA TODAY. AS IT CONTINUES TO MOVE OFF THE PRESSURE GRADIENT OVER CENTRAL IOWA WILL WEAKEN AND THE WIND WILL BEGIN TO DECREASE. IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>074- 081>083-092-093-101100- /O.CAN.KDMX.WI.Y.0002.000000T0000Z-090210T1000Z/ EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO- POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-SAC-CALHOUN- WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-CRAWFORD-CARROLL-GREENE- BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-DALLAS-POLK-JASPER- POWESHIEK-CASS-ADAIR-MADISON-WARREN-MARION-ADAMS-UNION-CLARKE- TAYLOR-RINGGOLD- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY... NORTHWOOD...EMMETSBURG...GARNER...MASON CITY...POCAHONTAS... HUMBOLDT...CLARION...HAMPTON...ALLISON...WAVERLY...SAC CITY... ROCKWELL CITY...FORT DODGE...WEBSTER CITY...ELDORA... GRUNDY CENTER...WATERLOO...DENISON...CARROLL...JEFFERSON... BOONE...AMES...MARSHALLTOWN...TOLEDO...AUDUBON...GUTHRIE CENTER... ADEL...DES MOINES...NEWTON...GRINNELL...ATLANTIC...GREENFIELD... WINTERSET...INDIANOLA...KNOXVILLE...CORNING...CRESTON...OSCEOLA... BEDFORD...MOUNT AYR 354 AM CST TUE FEB 10 2009 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELED THE WIND ADVISORY. AT 330 AM THE WIND ACROSS CENTRAL IOWA HAD DIMINISHED TO BELOW ADVISORY CRITERIA IN MOST PLACES. THE EXCEPTION IS A FEW LOCATIONS NEAR THE MINNESOTA BORDER WHERE WIND SPEEDS ARE STILL HOVERING AROUND 30 MPH WITH GUSTS NEAR 40 MPH. THESE LOCATIONS ARE EXPECTED TO DIMINISH AS WELL BY 6 AM. $$ FAB
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.