Alert archive / Iowa / Wind Advisories in 2017
Wind Advisory 12, NWS Des Moines, IA
NWS Des Moines, IA issued this wind advisory at Dec 11, 2017, 3:24 AM CST for 24 counties in Iowa. It took effect at Dec 11, 2017, 10:00 AM CST. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Dec 11, 2017, 3:24 AM CST (09:24 UTC)
- In effect from
- Dec 11, 2017, 10:00 AM CST
- Expired
- Dec 11, 2017, 6:00 PM CST
- In force
- 8 hr
- Issued by
- NWS Des Moines, IA
All 24 counties
Adair County, IA, Adams County, IA, Audubon County, IA, Boone County, IA, Calhoun County, IA, Carroll County, IA, Cass County, IA, Clarke County, IA, Crawford County, IA, Dallas County, IA, Decatur County, IA, Emmet County, IA, Greene County, IA, Guthrie County, IA, Humboldt County, IA, Kossuth County, IA, Madison County, IA, Palo Alto County, IA, Pocahontas County, IA, Ringgold County, IA, Sac County, IA, Taylor County, IA, Union County, IA, Webster County, IA
The radar
The Des Moines radar (KDMX), 64 km from the middle of the area, began a volume at 09:30 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 00:00Z, 9.4 hours before the alert went out and 169 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
- 2475 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 155 m²/s²
- 0-3 km storm-relative helicity
- 215 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
006 WWUS73 KDMX 110924 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 324 AM CST Mon Dec 11 2017 ...Blustery Winds Over Western Iowa Today... .Northwest winds of 25 to 35 mph with gusts to 45 mph are anticipated to develop late this morning and continue throughout the afternoon hours. IAZ004-005-015-023-024-033>035-044>047-057>059-070>072-081-082- 092-093-111730- /O.NEW.KDMX.WI.Y.0012.171211T1600Z-171212T0000Z/ Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Sac-Calhoun-Webster- Crawford-Carroll-Greene-Boone-Audubon-Guthrie-Dallas-Cass-Adair- Madison-Adams-Union-Taylor-Ringgold- Including the cities of Estherville, Algona, Emmetsburg, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, Fort Dodge, Denison, Carroll, Jefferson, Boone, Audubon, Exira, Guthrie Center, Panora, Bayard, Casey, Perry, Waukee, Adel, Atlantic, Greenfield, Stuart, Adair, Fontanelle, Winterset, Earlham, Corning, Creston, Bedford, Lenox, New Market, and Mount Ayr 324 AM CST Mon Dec 11 2017 ...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 6 PM CST THIS EVENING... The National Weather Service in Des Moines has issued a Wind Advisory, which is in effect from 10 AM this morning to 6 PM CST this evening. * TIMING...Winds increase past 10 am this morning and persist through the afternoon before decreasing shortly before sunset. * WINDS...Northwest winds of 25 to 35 mph with gusts to near 45 mph. * IMPACTS...High profile vehicles are likely to be especially affected today with the strong winds. This will result in difficult travel, particularly if needing to pass large trucks. Lightweight and unsecured objects, such as holiday decorations, maybe blown around today. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that sustained winds of 30 mph or wind gusts of 45 mph or greater are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ Podrazik
3 follow-up statements
340 WWUS73 KDMX 111559 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 959 AM CST Mon Dec 11 2017 ...Strong Winds Over Western Iowa Today... .Northwest winds of 25 to 35 mph with gusts to 50 mph have developed this morning and will continue throughout the afternoon hours. Winds will remain gusty this evening though are expected to diminish a bit during the evening hours. IAZ083-094-120000- /O.EXA.KDMX.WI.Y.0012.171211T1600Z-171212T0000Z/ Clarke-Decatur- Including the cities of Osceola, Lamoni, and Leon 959 AM CST Mon Dec 11 2017 ...WIND ADVISORY IN EFFECT UNTIL 6 PM CST THIS EVENING... The National Weather Service in Des Moines has issued a Wind Advisory, which is in effect until 6 PM CST this evening. * WINDS...Northwest winds of 25 to 35 mph with gusts to near 50 mph. * IMPACTS...High profile vehicles are likely to be especially affected today with the strong winds. This will result in difficult travel, particularly if needing to pass large trucks. Lightweight and unsecured objects, such as holiday decorations, maybe blown around today. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that sustained winds of 30 mph or wind gusts of 45 mph or greater are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ IAZ004-005-015-023-024-033>035-044>047-057>059-070>072-081-082- 092-093-120000- /O.CON.KDMX.WI.Y.0012.171211T1600Z-171212T0000Z/ Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Sac-Calhoun-Webster- Crawford-Carroll-Greene-Boone-Audubon-Guthrie-Dallas-Cass-Adair- Madison-Adams-Union-Taylor-Ringgold- Including the cities of Estherville, Algona, Emmetsburg, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, Fort Dodge, Denison, Carroll, Jefferson, Boone, Audubon, Exira, Guthrie Center, Panora, Bayard, Casey, Perry, Waukee, Adel, Atlantic, Greenfield, Stuart, Adair, Fontanelle, Winterset, Earlham, Corning, Creston, Bedford, Lenox, New Market, and Mount Ayr 959 AM CST Mon Dec 11 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * WINDS...Northwest winds of 25 to 35 mph with gusts to near 50 mph. * IMPACTS...High profile vehicles are likely to be especially affected today with the strong winds. This will result in difficult travel, particularly if needing to pass large trucks. Lightweight and unsecured objects, such as holiday decorations, maybe blown around today. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that sustained winds of 30 mph or wind gusts of 45 mph or greater are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ REV
907 WWUS73 KDMX 112133 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 333 PM CST Mon Dec 11 2017 ...Strong Winds Over Western Iowa Continue... .Northwest winds of 25 to 35 mph with gusts to 45 mph will continue throughout the afternoon hours. Winds will remain gusty this evening though are expected to diminish a bit during the evening hours. IAZ004-005-015-023-024-033>035-044>047-057>059-070>072-081>083- 092>094-120000- /O.CON.KDMX.WI.Y.0012.000000T0000Z-171212T0000Z/ Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Sac-Calhoun-Webster- Crawford-Carroll-Greene-Boone-Audubon-Guthrie-Dallas-Cass-Adair- Madison-Adams-Union-Clarke-Taylor-Ringgold-Decatur- Including the cities of Estherville, Algona, Emmetsburg, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, Fort Dodge, Denison, Carroll, Jefferson, Boone, Audubon, Exira, Guthrie Center, Panora, Bayard, Casey, Perry, Waukee, Adel, Atlantic, Greenfield, Stuart, Adair, Fontanelle, Winterset, Earlham, Corning, Creston, Osceola, Bedford, Lenox, New Market, Mount Ayr, Lamoni, and Leon 333 PM CST Mon Dec 11 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING... * WINDS...Northwest winds of 25 to 35 mph with gusts to near 45 mph. * IMPACTS...High profile vehicles are likely to be especially affected today with the strong winds. This will result in difficult travel, particularly if needing to pass large trucks. Lightweight and unsecured objects, such as holiday decorations, maybe blown around today. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that sustained winds of 30 mph or wind gusts of 45 mph or greater are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ REV
754 WWUS73 KDMX 112352 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 552 PM CST Mon Dec 11 2017 IAZ004-005-015-023-024-033>035-044>047-057>059-070>072-081>083- 092>094-120100- /O.EXP.KDMX.WI.Y.0012.000000T0000Z-171212T0000Z/ Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Sac-Calhoun-Webster- Crawford-Carroll-Greene-Boone-Audubon-Guthrie-Dallas-Cass-Adair- Madison-Adams-Union-Clarke-Taylor-Ringgold-Decatur- Including the cities of Estherville, Algona, Emmetsburg, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, Fort Dodge, Denison, Carroll, Jefferson, Boone, Audubon, Exira, Guthrie Center, Panora, Bayard, Casey, Perry, Waukee, Adel, Atlantic, Greenfield, Stuart, Adair, Fontanelle, Winterset, Earlham, Corning, Creston, Osceola, Bedford, Lenox, New Market, Mount Ayr, Lamoni, and Leon 552 PM CST Mon Dec 11 2017 ...WIND ADVISORY WILL EXPIRE AT 6 PM CST THIS EVENING... Northwest winds have dropped below advisory criteria in most locations, but will continue to be blustery this evening. Winds will diminish further late tonight into early Tuesday. $$ MJB
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.