Alert archive / Iowa / Wind Advisories in 2017
Wind Advisory 11, NWS Des Moines, IA
NWS Des Moines, IA issued this wind advisory at Dec 5, 2017, 4:12 AM CST for 34 counties in Iowa. It took effect at Dec 5, 2017, 10:00 AM CST. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Dec 5, 2017, 4:12 AM CST (10:12 UTC)
- In effect from
- Dec 5, 2017, 10:00 AM CST
- Expired
- Dec 5, 2017, 4:00 PM CST
- In force
- 6 hr
- Issued by
- NWS Des Moines, IA
All 34 counties
Appanoose County, IA, Black Hawk County, IA, Bremer County, IA, Butler County, IA, Cerro Gordo County, IA, Clarke County, IA, Davis County, IA, Decatur County, IA, Emmet County, IA, Franklin County, IA, Grundy County, IA, Hamilton County, IA, Hancock County, IA, Hardin County, IA, Humboldt County, IA, Jasper County, IA, Kossuth County, IA, Lucas 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, Story County, IA, Tama County, IA, Wapello County, IA, Warren County, IA, Wayne County, IA, Winnebago County, IA, Worth County, IA, Wright County, IA
The radar
The Des Moines radar (KDMX), 52 km from the middle of the area, began a volume at 10:16 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
Davenport, (KDVN), launched 00:00Z, 10.2 hours before the alert went out and 239 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
- 163 J/kg
- Mixed-layer CIN
- -86 J/kg
- Mixed-layer LCL
- 931 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 337 m²/s²
- 0-3 km storm-relative helicity
- 360 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
The text
As transmitted.
870 WWUS73 KDMX 051012 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 412 AM CST Tue Dec 5 2017 ...Strong Winds Continue Over Parts of Central Iowa Today... .A strong northwest wind will continue over much of the state today. There will be a brief period this morning where winds diminish some but from mid to late morning through mid afternoon, winds are expected to gust to 45 mph once again. A brief period of light snow or flurries is possible this afternoon and again this evening but no hazardous conditions are expected from the light snow. IAZ061-074-084-085-095-096-051815- /O.NEW.KDMX.WI.Y.0011.171205T1600Z-171205T2200Z/ /O.CON.KDMX.WI.Y.0009.000000T0000Z-171205T1200Z/ Jasper-Marion-Lucas-Monroe-Wayne-Appanoose- Including the cities of Newton, Pella, Knoxville, Chariton, Albia, Corydon, Seymour, Allerton, Humeston, and Centerville 412 AM CST Tue Dec 5 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 AM CST EARLY THIS MORNING... ...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 4 PM CST THIS AFTERNOON... The National Weather Service in Des Moines has issued a Wind Advisory, which is in effect from 10 AM this morning to 4 PM CST this afternoon. * SHORT TERM TRENDS...Winds will diminish some and become less gusty from early this morning until mid to late morning. However winds are expected to increase in the mid to late morning hours through mid afternoon. * Winds...Sustained northwest winds at 25 to 35 mph with gusts of 45 mph. * IMPACTS...Travel may be hazardous, especially for high profile vehicles. Lightweight unsecured objects will be blown around and thus should be secured if possible, such as holiday decorations. 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. && $$ IAZ004>006-015-016-049-051815- /O.NEW.KDMX.WI.Y.0010.171205T1012Z-171205T1200Z/ /O.NEW.KDMX.WI.Y.0011.171205T1600Z-171205T2200Z/ Emmet-Kossuth-Winnebago-Palo Alto-Hancock-Marshall- Including the cities of Estherville, Algona, Forest City, Lake Mills, Emmetsburg, Garner, Britt, Kanawha, and Marshalltown 412 AM CST Tue Dec 5 2017 ...WIND ADVISORY IN EFFECT UNTIL 6 AM CST EARLY THIS MORNING... ...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 4 PM CST THIS AFTERNOON... The National Weather Service in Des Moines has issued a Wind Advisory, which is in effect until 6 AM CST early this morning. A Wind Advisory has also been issued from 10 AM this morning to 4 PM CST this afternoon. * SHORT TERM TRENDS...Winds will diminish some and become less gusty from early this morning until mid to late morning. However winds are expected to increase in the mid to late morning hours through mid afternoon. * Winds...Sustained northwest winds at 25 to 35 mph with gusts of 45 mph. * IMPACTS...Travel may be hazardous, especially for high profile vehicles. Lightweight unsecured objects will be blown around and thus should be secured if possible, such as holiday decorations. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that sustained winds of 30 mph or wind gusts of 45 mph or greater are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ IAZ007-017-026>028-038-039-051815- /O.NEW.KDMX.WI.Y.0010.171205T1012Z-171205T2200Z/ Worth-Cerro Gordo-Franklin-Butler-Bremer-Grundy-Black Hawk- Including the cities of Northwood, Manly, Mason City, Clear Lake, Hampton, Parkersburg, Clarksville, Shell Rock, Greene, Aplington, Allison, Dumont, Waverly, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, and Cedar Falls 412 AM CST Tue Dec 5 2017 ...WIND ADVISORY IN EFFECT UNTIL 4 PM CST THIS AFTERNOON... The National Weather Service in Des Moines has issued a Wind Advisory, which is in effect until 4 PM CST this afternoon. * SHORT TERM TRENDS...Winds will diminish some and become less gusty from early this morning until mid to late morning. However winds are expected to increase in the mid to late morning hours through mid afternoon. * Winds...Sustained northwest winds at 25 to 35 mph with gusts of 45 mph. * IMPACTS...Travel may be hazardous, especially for high profile vehicles. Lightweight unsecured objects will be blown around and thus should be secured if possible, such as holiday decorations. 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. && $$ IAZ023>025-036-037-048-060-073-083-094-051815- /O.NEW.KDMX.WI.Y.0011.171205T1600Z-171205T2200Z/ Pocahontas-Humboldt-Wright-Hamilton-Hardin-Story-Polk-Warren- Clarke-Decatur- Including the cities of Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Eagle Grove, Clarion, Belmond, Webster City, Iowa Falls, Eldora, Ackley, Ames, Des Moines, Indianola, Norwalk, Carlisle, Osceola, Lamoni, and Leon 412 AM CST Tue Dec 5 2017 ...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 4 PM CST THIS AFTERNOON... The National Weather Service in Des Moines has issued a Wind Advisory, which is in effect from 10 AM this morning to 4 PM CST this afternoon. * TIMING...It will be windy through early to mid morning but after 10 AM the wind will increase again and become gusty through mid afternoon. * WINDS...Sustained northwest wind at 25 to 35 mph with gusts to 45 mph. * IMPACTS...Travel may be hazardous, especially for high profile vehicles. Lightweight unsecured objects will be blown around and thus should be secured if possible, such as holiday decorations. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that sustained winds of 30 mph or wind gusts of 45 mph or greater are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ IAZ050-062-075-086-097-051815- /O.EXT.KDMX.WI.Y.0009.000000T0000Z-171205T2200Z/ Tama-Poweshiek-Mahaska-Wapello-Davis- Including the cities of Tama, Toledo, Traer, Dysart, Gladbrook, Grinnell, Oskaloosa, Ottumwa, and Bloomfield 412 AM CST Tue Dec 5 2017 ...WIND ADVISORY NOW IN EFFECT UNTIL 4 PM CST THIS AFTERNOON... * SHORT TERM TRENDS...There will be a brief period this morning where winds diminish some but by mid to late morning, winds will again increase to advisory criteria. These strong wind gusts will persist into the mid afternoon. * WINDS...Sustained northwest wind at 25 to 35 mph with gusts of 45 mph. * IMPACTS...Travel may be hazardous, especially for high profile vehicles. Lightweight unsecured objects will be blown around and thus should be secured if possible, such as holiday decorations. 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. && $$ FAB
4 follow-up statements
077 WWUS73 KDMX 051252 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 652 AM CST Tue Dec 5 2017 ...Strong Winds Continue Over Parts of Central Iowa Today... .A strong northwest wind will continue over much of the state today. There will be a brief period this morning where winds diminish some but from mid to late morning through mid afternoon, winds are expected to gust to 45 mph once again. A brief period of light snow or flurries is possible this afternoon and again this evening but no hazardous conditions are expected from the light snow. IAZ050-062-075-086-097-052100- /O.CAN.KDMX.WI.Y.0009.000000T0000Z-171205T2200Z/ /O.EXA.KDMX.WI.Y.0011.171205T1600Z-171205T2200Z/ Tama-Poweshiek-Mahaska-Wapello-Davis- Including the cities of Tama, Toledo, Traer, Dysart, Gladbrook, Grinnell, Oskaloosa, Ottumwa, and Bloomfield 652 AM CST Tue Dec 5 2017 ...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 4 PM CST THIS AFTERNOON... The National Weather Service in Des Moines has issued a Wind Advisory, which is in effect from 10 AM this morning to 4 PM CST this afternoon. * SHORT TERM TRENDS...Winds have fallen to well below advisory criteria and will remain below through mid morning. As a result the previous wind advisory was cancelled. Winds will increase again to advisory criteria by late morning and remain there through mid afternoon prompting the issuance of a new advisory beginning at 10 AM. * WINDS...Sustained northwest wind at 25 to 35 mph with gusts of 45 mph. * IMPACTS...Travel may be hazardous, especially for high profile vehicles. Lightweight unsecured objects will be blown around and thus should be secured if possible, such as holiday decorations. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that sustained winds of 30 mph or wind gusts of 45 mph or greater are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ IAZ007-017-026>028-038-039-052100- /O.CAN.KDMX.WI.Y.0010.000000T0000Z-171205T2200Z/ /O.EXA.KDMX.WI.Y.0011.171205T1600Z-171205T2200Z/ Worth-Cerro Gordo-Franklin-Butler-Bremer-Grundy-Black Hawk- Including the cities of Northwood, Manly, Mason City, Clear Lake, Hampton, Parkersburg, Clarksville, Shell Rock, Greene, Aplington, Allison, Dumont, Waverly, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, and Cedar Falls 652 AM CST Tue Dec 5 2017 ...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 4 PM CST THIS AFTERNOON... The National Weather Service in Des Moines has issued a Wind Advisory, which is in effect from 10 AM this morning to 4 PM CST this afternoon. * SHORT TERM TRENDS...Winds have fallen to well below advisory criteria and will remain below through mid morning. As a result the previous wind advisory was cancelled. Winds will increase again to advisory criteria by late morning and remain there through mid afternoon prompting the issuance of a new advisory beginning at 10 AM. * Winds...Sustained northwest winds at 25 to 35 mph with gusts of 45 mph. * IMPACTS...Travel may be hazardous, especially for high profile vehicles. Lightweight unsecured objects will be blown around and thus should be secured if possible, such as holiday decorations. 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. && $$ IAZ004>006-015-016-023>025-036-037-048-049-060-061-073-074- 083>085-094>096-052100- /O.CON.KDMX.WI.Y.0011.171205T1600Z-171205T2200Z/ Emmet-Kossuth-Winnebago-Palo Alto-Hancock-Pocahontas-Humboldt- Wright-Hamilton-Hardin-Story-Marshall-Polk-Jasper-Warren-Marion- Clarke-Lucas-Monroe-Decatur-Wayne-Appanoose- Including the cities of Estherville, Algona, Forest City, Lake Mills, Emmetsburg, Garner, Britt, Kanawha, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Eagle Grove, Clarion, Belmond, Webster City, Iowa Falls, Eldora, Ackley, Ames, Marshalltown, Des Moines, Newton, Indianola, Norwalk, Carlisle, Pella, Knoxville, Osceola, Chariton, Albia, Lamoni, Leon, Corydon, Seymour, Allerton, Humeston, and Centerville 652 AM CST Tue Dec 5 2017 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 4 PM CST THIS AFTERNOON... * SHORT TERM TRENDS...While it will remain windy this morning, wind speeds will not reach advisory criteria until they become stronger. This is expected to happen from late morning through mid afternoon. * Winds...Sustained northwest winds at 25 to 35 mph with gusts of 45 mph. * IMPACTS...Travel may be hazardous, especially for high profile vehicles. Lightweight unsecured objects will be blown around and thus should be secured if possible, such as holiday decorations. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that sustained winds of 30 mph or wind gusts of 45 mph or greater are expected. Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution. && $$ FAB
111 WWUS73 KDMX 051555 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 955 AM CST Tue Dec 5 2017 ...Strong Winds Over Parts of Central Iowa Today... .A strong northwest wind will continue over much of the state today. Winds will increase late this morning through mid afternoon when winds may reach 30 mph with gusts to 45 mph. IAZ004>007-015>017-023>028-036>039-048>050-060>062-073>075- 083>086-094>097-052200- /O.CON.KDMX.WI.Y.0011.171205T1600Z-171205T2200Z/ Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo- Pocahontas-Humboldt-Wright-Franklin-Butler-Bremer-Hamilton-Hardin- Grundy-Black Hawk-Story-Marshall-Tama-Polk-Jasper-Poweshiek- Warren-Marion-Mahaska-Clarke-Lucas-Monroe-Wapello-Decatur-Wayne- Appanoose-Davis- Including the cities of Estherville, Algona, Forest City, Lake Mills, Northwood, Manly, Emmetsburg, Garner, Britt, Kanawha, Mason City, Clear Lake, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Eagle Grove, Clarion, Belmond, Hampton, Parkersburg, Clarksville, Shell Rock, Greene, Aplington, Allison, Dumont, Waverly, Webster City, Iowa Falls, Eldora, Ackley, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, Cedar Falls, Ames, Marshalltown, Tama, Toledo, Traer, Dysart, Gladbrook, Des Moines, Newton, Grinnell, Indianola, Norwalk, Carlisle, Pella, Knoxville, Oskaloosa, Osceola, Chariton, Albia, Ottumwa, Lamoni, Leon, Corydon, Seymour, Allerton, Humeston, Centerville, and Bloomfield 955 AM CST Tue Dec 5 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM CST THIS AFTERNOON... * SHORT TERM TRENDS...Winds will increase this morning and continue to be strong through mid afternoon. * WINDS...Sustained northwest wind at 25 to 35 mph with gusts to 45 mph. * IMPACTS...Travel may be hazardous, especially for high profile vehicles. Lightweight unsecured objects will be blown around and thus should be secured if possible, such as holiday decorations. 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. && $$ REV
767 WWUS73 KDMX 052013 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 213 PM CST Tue Dec 5 2017 ...Strong Winds Beginning to Diminish Slowly Today... .A strong northwest wind will continue over much of the east for the remainder of the afternoon. Winds are slowly diminishing over portions of central and western Iowa and this trend will continue for the remainder of the afternoon. IAZ004-005-015-023-024-036-048-060-061-073-074-083>086-094>097- 052115- /O.CAN.KDMX.WI.Y.0011.000000T0000Z-171205T2200Z/ Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Hamilton-Story-Polk- Jasper-Warren-Marion-Clarke-Lucas-Monroe-Wapello-Decatur-Wayne- Appanoose-Davis- Including the cities of Estherville, Algona, Emmetsburg, Pocahontas, Laurens, Rolfe, Fonda, Gilmore City, Humboldt, Webster City, Ames, Des Moines, Newton, Indianola, Norwalk, Carlisle, Pella, Knoxville, Osceola, Chariton, Albia, Ottumwa, Lamoni, Leon, Corydon, Seymour, Allerton, Humeston, Centerville, and Bloomfield 213 PM CST Tue Dec 5 2017 ...WIND ADVISORY IS CANCELLED... The National Weather Service in Des Moines has cancelled the Wind Advisory. Overall the strong winds are beginning to diminish. A few stronger gusts may still occur near Lamoni for the next hour though over the remainder of the region the wind continues to lessen across the area. Breezy conditions will continue through early evening. $$ IAZ006-007-016-017-025>028-037>039-049-050-062-075-052200- /O.CON.KDMX.WI.Y.0011.000000T0000Z-171205T2200Z/ Winnebago-Worth-Hancock-Cerro Gordo-Wright-Franklin-Butler-Bremer- Hardin-Grundy-Black Hawk-Marshall-Tama-Poweshiek-Mahaska- Including the cities of Forest City, Lake Mills, Northwood, Manly, Garner, Britt, Kanawha, Mason City, Clear Lake, Eagle Grove, Clarion, Belmond, Hampton, Parkersburg, Clarksville, Shell Rock, Greene, Aplington, Allison, Dumont, Waverly, Iowa Falls, Eldora, Ackley, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, Cedar Falls, Marshalltown, Tama, Toledo, Traer, Dysart, Gladbrook, Grinnell, and Oskaloosa 213 PM CST Tue Dec 5 2017 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM CST THIS AFTERNOON... * SHORT TERM TRENDS...Winds will remain strong across the region and still reach wind advisory criteria at times through 4 pm. * WINDS...Sustained northwest wind at 25 to 30 mph with gusts to near 45 mph through 4 pm today. * IMPACTS...Travel may be hazardous, especially for high profile vehicles. Lightweight unsecured objects will be blown around and thus should be secured if possible, such as holiday decorations. 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. && $$ REV
383 WWUS73 KDMX 052132 NPWDMX URGENT - WEATHER MESSAGE National Weather Service Des Moines IA 332 PM CST Tue Dec 5 2017 ...Wind Diminishing This Evening... IAZ006-007-016-017-025>028-037>039-049-050-062-075-052245- /O.EXP.KDMX.WI.Y.0011.000000T0000Z-171205T2200Z/ Winnebago-Worth-Hancock-Cerro Gordo-Wright-Franklin-Butler-Bremer- Hardin-Grundy-Black Hawk-Marshall-Tama-Poweshiek-Mahaska- Including the cities of Forest City, Lake Mills, Northwood, Manly, Garner, Britt, Kanawha, Mason City, Clear Lake, Eagle Grove, Clarion, Belmond, Hampton, Parkersburg, Clarksville, Shell Rock, Greene, Aplington, Allison, Dumont, Waverly, Iowa Falls, Eldora, Ackley, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, Cedar Falls, Marshalltown, Tama, Toledo, Traer, Dysart, Gladbrook, Grinnell, and Oskaloosa 332 PM CST Tue Dec 5 2017 ...WIND ADVISORY WILL EXPIRE AT 4 PM CST THIS AFTERNOON... Winds will continue to slowly diminish over the next few hours. Breezy conditions will remain until sunset...but the strong winds of earlier today are over. The wind advisory will be allowed to expire at 4 pm. $$ REV
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 5, 4:12 AM CST | Wind Advisory | DMX | Black Hawk, Bremer, Butler, Cerro Gordo, Emmet, Franklin and 7 more | 3 hr |
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.