Alert archive / Iowa / Wind Advisories in 2017

Wind Advisory 13, NWS Des Moines, IA

December 12, 201751 counties in Iowa

NWS Des Moines, IA issued this wind advisory at Dec 12, 2017, 3:57 PM CST for 51 counties in Iowa. It took effect at Dec 13, 2017, 7:00 AM CST. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Dec 12, 2017, 3:57 PM CST (21:57 UTC)
In effect from
Dec 13, 2017, 7:00 AM CST
Expired
Dec 13, 2017, 6:00 PM CST
In force
11 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 21:57 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, 10.0 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.

Skew-T log-pSkew-T log-p diagram, Omaha, NE at 12:00Z on 2017-12-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Omaha, NE at 12:00Z on 2017-12-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 94 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1180 m above ground
0-6 km bulk shear
74 kt
0-1 km storm-relative helicity
94 m²/s²
0-3 km storm-relative helicity
192 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

891 
WWUS73 KDMX 122157
NPWDMX

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
357 PM CST Tue Dec 12 2017

...Another Period of Strong Wind Wednesday...

.Winds are expected to increase once again Wednesday as low
pressure deepens headings toward the Upper Mississippi River 
Valley. The low should pass to our north and east, but winds will 
strengthen behind becoming northwesterly during the morning. They 
will strengthen further heading toward noontime and remain strong
through the afternoon. There may even be a brief period of 
blowing snow north as the winds pick up initially.

IAZ004>007-015>017-023>028-033>039-044>050-057>062-130600-
/O.NEW.KDMX.WI.Y.0013.171213T1600Z-171214T0000Z/
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-
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, Sac City, Lake View, Odebolt, Wall Lake, 
Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, 
Fort Dodge, Webster City, Iowa Falls, Eldora, Ackley, 
Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, 
Cedar Falls, Denison, Carroll, Jefferson, Boone, Ames, 
Marshalltown, Tama, Toledo, Traer, Dysart, Gladbrook, Audubon, 
Exira, Guthrie Center, Panora, Bayard, Casey, Perry, Waukee, 
Adel, Des Moines, Newton, and Grinnell
357 PM CST Tue Dec 12 2017

...WIND ADVISORY IN EFFECT FROM 10 AM TO 6 PM CST WEDNESDAY...

The National Weather Service in Des Moines has issued a Wind
Advisory, which is in effect from 10 AM to 6 PM CST Wednesday. 

* TIMING...Winds will strengthen northwest to southeast during 
  the late morning hours and remain strong through sunset.

* WINDS...Northwest winds should reach sustained speeds of 25 to 
  35 mph with gusts of 40 to 50 mph likely.

* IMPACTS...Winds of this magnitude may blow loose objects such as
  Christmas decorations and make travel for high profile vehicles
  difficult. Fire weather conditions will also be elevated in
  areas that do not receive sufficient precipitation. Any fires
  may spread quickly. There may also be a brief period of low
  visibilities in blowing snow north around midday.

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.

&&

$$

Small
7 follow-up statements
716 
WWUS73 KDMX 122212
NPWDMX

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
412 PM CST Tue Dec 12 2017

...Another Period of Strong Wind Wednesday...

.Winds are expected to increase once again Wednesday as low
pressure deepens headings toward the Upper Mississippi River
Valley. The low should pass to our north and east, but winds will
strengthen behind becoming northwesterly during the morning. They
will strengthen further heading toward noontime and remain strong
through the afternoon. There may even be a brief period of
blowing snow north as the winds pick up initially.

IAZ004>007-015>017-023>028-033>039-044>050-057>062-130615-
/O.CON.KDMX.WI.Y.0013.171213T1600Z-171214T0000Z/
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-
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, Sac City, Lake View, Odebolt, Wall Lake, 
Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, 
Fort Dodge, Webster City, Iowa Falls, Eldora, Ackley, 
Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, 
Cedar Falls, Denison, Carroll, Jefferson, Boone, Ames, 
Marshalltown, Tama, Toledo, Traer, Dysart, Gladbrook, Audubon, 
Exira, Guthrie Center, Panora, Bayard, Casey, Perry, Waukee, 
Adel, Des Moines, Newton, and Grinnell
412 PM CST Tue Dec 12 2017

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM TO 6 PM CST
WEDNESDAY...

* TIMING...Winds will strengthen northwest to southeast during 
  the late morning hours and remain strong through sunset. 

* WINDS...Northwest winds should reach sustained speeds of 25 to 
  35 mph with gusts of 40 to 50 mph likely. 

* IMPACTS...Winds of this magnitude may blow loose objects such as
  Christmas decorations and make travel for high profile vehicles
  difficult. Fire weather conditions will also be elevated in
  areas that do not receive sufficient precipitation. Any fires
  may spread quickly. There may also be a brief period of low
  visibilities in blowing snow north during the morning.

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.

&&

$$

Small
487 
WWUS73 KDMX 130300
NPWDMX

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
900 PM CST Tue Dec 12 2017

...Another Period of Strong Wind Wednesday...

.Winds are expected to increase once again Wednesday as low
pressure deepens headings toward the Upper Mississippi River
Valley. The low should pass to our north and east, but winds will
strengthen behind becoming northwesterly during the morning. They
will strengthen further heading toward noontime and remain strong
through the afternoon. There may even be a brief period of
blowing snow north as the winds pick up initially.

IAZ004>007-015>017-023>028-033>039-044>050-057>062-131100-
/O.CON.KDMX.WI.Y.0013.171213T1600Z-171214T0000Z/
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-
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, Sac City, Lake View, Odebolt, Wall Lake, 
Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, 
Fort Dodge, Webster City, Iowa Falls, Eldora, Ackley, 
Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, 
Cedar Falls, Denison, Carroll, Jefferson, Boone, Ames, 
Marshalltown, Tama, Toledo, Traer, Dysart, Gladbrook, Audubon, 
Exira, Guthrie Center, Panora, Bayard, Casey, Perry, Waukee, 
Adel, Des Moines, Newton, and Grinnell
900 PM CST Tue Dec 12 2017

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM TO 6 PM CST
WEDNESDAY...

* TIMING...Winds will strengthen northwest to southeast during 
  the late morning hours and remain strong through sunset. 

* WINDS...Northwest winds should reach sustained speeds of 25 to 
  35 mph with gusts of 40 to 50 mph likely. 

* IMPACTS...Winds of this magnitude may blow loose objects such as
  Christmas decorations and make travel for high profile vehicles
  difficult. Fire weather conditions will also be elevated in
  areas that do not receive sufficient  precipitation. Any fires 
  may spread quickly. There may also be a brief period of low 
  visibilities in blowing snow north during the morning. 

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
794 
WWUS73 KDMX 130927
NPWDMX

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
327 AM CST Wed Dec 13 2017

...Another Period of Strong Wind Wednesday...

.Winds are expected to increase once again today as low pressure 
deepens as it moves across the Upper Mississippi River Valley. 
The winds will strengthen behind a cold front which will pass
quickly through the state this morning. The strong winds will
persist into the afternoon before a gradual decrease toward
evening.  

IAZ070>075-081>086-092>097-131730-
/O.EXA.KDMX.WI.Y.0013.171213T1600Z-171214T0000Z/
Cass-Adair-Madison-Warren-Marion-Mahaska-Adams-Union-Clarke-Lucas-
Monroe-Wapello-Taylor-Ringgold-Decatur-Wayne-Appanoose-Davis-
Including the cities of Atlantic, Greenfield, Stuart, Adair, 
Fontanelle, Winterset, Earlham, Indianola, Norwalk, Carlisle, 
Pella, Knoxville, Oskaloosa, Corning, Creston, Osceola, Chariton,
Albia, Ottumwa, Bedford, Lenox, New Market, Mount Ayr, Lamoni, 
Leon, Corydon, Seymour, Allerton, Humeston, Centerville, 
and Bloomfield
327 AM CST Wed Dec 13 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 will strengthen by late morning and persist
  through the afternoon. 

* WINDS...Northwest winds should reach sustained speeds of 25 to 
  35 mph with gusts of 40 to 50 mph likely. 

* IMPACTS...Winds of this magnitude may blow loose objects such as
  Christmas decorations and make travel for high profile vehicles
  difficult. Fire weather conditions will also be elevated in
  areas that do not receive sufficient precipitation. Any fires
  may spread quickly. 

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>007-015>017-023>028-033>039-044>050-057>062-131730-
/O.CON.KDMX.WI.Y.0013.171213T1600Z-171214T0000Z/
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-
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, Sac City, Lake View, Odebolt, Wall Lake, 
Schaller, Early, Rockwell City, Manson, Lake City, Pomeroy, 
Fort Dodge, Webster City, Iowa Falls, Eldora, Ackley, 
Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, Waterloo, 
Cedar Falls, Denison, Carroll, Jefferson, Boone, Ames, 
Marshalltown, Tama, Toledo, Traer, Dysart, Gladbrook, Audubon, 
Exira, Guthrie Center, Panora, Bayard, Casey, Perry, Waukee, 
Adel, Des Moines, Newton, and Grinnell
327 AM CST Wed Dec 13 2017

...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO
6 PM CST THIS EVENING...

* TIMING...Winds will strengthen from northwest towards the
  southeast this morning. The strong winds will then persist
  through sunset.
 
* WINDS...Northwest winds should reach sustained speeds of 25 to 
  35 mph with gusts of 40 to 50 mph likely. 

* IMPACTS...Winds of this magnitude may blow loose objects such 
  as Christmas decorations and make travel for high profile 
  vehicles difficult. Fire weather conditions will also be 
  elevated in areas that do not receive sufficient 
  precipitation. Any fires may spread quickly. There may also be 
  a brief period of low visibilities in blowing snow north 
  during the morning. 

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.

&&

$$
178 
WWUS73 KDMX 131241
NPWDMX

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
641 AM CST Wed Dec 13 2017

...Strong winds expected over all of central Iowa...

.Winds are expected to increase once again today as low pressure
deepens as it moves across the Upper Mississippi River Valley.
The winds will strengthen behind a cold front which will pass
quickly through the state this morning. The strong winds will
persist into the afternoon before a gradual decrease toward
evening.

IAZ027-028-037>039-048>050-059>062-071>075-081>086-092>097-132100-
/O.EXT.KDMX.WI.Y.0013.171213T1500Z-171214T0000Z/
Butler-Bremer-Hardin-Grundy-Black Hawk-Story-Marshall-Tama-Dallas-
Polk-Jasper-Poweshiek-Adair-Madison-Warren-Marion-Mahaska-Adams-
Union-Clarke-Lucas-Monroe-Wapello-Taylor-Ringgold-Decatur-Wayne-
Appanoose-Davis-
Including the cities of Parkersburg, Clarksville, Shell Rock, 
Greene, Aplington, Allison, Dumont, Waverly, Iowa Falls, Eldora, 
Ackley, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, 
Waterloo, Cedar Falls, Ames, Marshalltown, Tama, Toledo, Traer, 
Dysart, Gladbrook, Perry, Waukee, Adel, Des Moines, Newton, 
Grinnell, Greenfield, Stuart, Adair, Fontanelle, Winterset, 
Earlham, Indianola, Norwalk, Carlisle, Pella, Knoxville, 
Oskaloosa, Corning, Creston, Osceola, Chariton, Albia, Ottumwa, 
Bedford, Lenox, New Market, Mount Ayr, Lamoni, Leon, Corydon, 
Seymour, Allerton, Humeston, Centerville, and Bloomfield
641 AM CST Wed Dec 13 2017

...WIND ADVISORY NOW IN EFFECT UNTIL 6 PM CST THIS EVENING...

* TIMING...Winds will strengthen by mid to late morning as a cold
  front passes through central Iowa. The strong winds will then
  persist through sunset. 

* WINDS...Northwest winds should reach sustained speeds of 25 to 
  35 mph with gusts of 40 to 50 mph likely. 

* IMPACTS...Winds of this magnitude may blow loose objects such as
  Christmas decorations and make travel for high profile vehicles
  difficult. Fire weather conditions will also be elevated in
  areas that do not receive sufficient precipitation. Any fires
  may spread quickly. 

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>007-015>017-023>026-033>036-044>047-057-058-070-132100-
/O.EXT.KDMX.WI.Y.0013.171213T1300Z-171214T0000Z/
Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo-
Pocahontas-Humboldt-Wright-Franklin-Sac-Calhoun-Webster-Hamilton-
Crawford-Carroll-Greene-Boone-Audubon-Guthrie-Cass-
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, 
Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, 
Rockwell City, Manson, Lake City, Pomeroy, Fort Dodge, 
Webster City, Denison, Carroll, Jefferson, Boone, Audubon, Exira,
Guthrie Center, Panora, Bayard, Casey, and Atlantic
641 AM CST Wed Dec 13 2017

...WIND ADVISORY NOW IN EFFECT UNTIL 6 PM CST THIS EVENING...

* TIMING...Winds will increase over through 9am and remains strong
  through the afternoon. The winds are expected to decrease
  gradually toward sunset. 

* WINDS...Northwest winds should reach sustained speeds of 25 to
  35 mph with gusts of 40 to 55 mph likely. 

* IMPACTS...Winds of this magnitude may blow loose objects such as
  Christmas decorations and make travel for high profile vehicles
  difficult. Fire weather conditions will also be elevated in
  areas that do not receive sufficient precipitation. Any fires
  may spread quickly. There may also be a brief period of low
  visibilities in blowing snow in northern Iowa into early
  afternoon. 

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.

&&

$$
983 
WWUS73 KDMX 131704
NPWDMX

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
1104 AM CST Wed Dec 13 2017

...Strong Winds will Persist Over all of Central Iowa...

.Little change in the strong wind is anticipated through sunset.
Iowa will be between deep low pressure moving from Wisconsin 
across Lake Michigan, and northern Rockies high pressure.

IAZ027-028-037>039-048>050-059>062-071>075-081>086-092>097-140000-
/O.CON.KDMX.WI.Y.0013.000000T0000Z-171214T0000Z/
Butler-Bremer-Hardin-Grundy-Black Hawk-Story-Marshall-Tama-Dallas-
Polk-Jasper-Poweshiek-Adair-Madison-Warren-Marion-Mahaska-Adams-
Union-Clarke-Lucas-Monroe-Wapello-Taylor-Ringgold-Decatur-Wayne-
Appanoose-Davis-
Including the cities of Parkersburg, Clarksville, Shell Rock, 
Greene, Aplington, Allison, Dumont, Waverly, Iowa Falls, Eldora, 
Ackley, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, 
Waterloo, Cedar Falls, Ames, Marshalltown, Tama, Toledo, Traer, 
Dysart, Gladbrook, Perry, Waukee, Adel, Des Moines, Newton, 
Grinnell, Greenfield, Stuart, Adair, Fontanelle, Winterset, 
Earlham, Indianola, Norwalk, Carlisle, Pella, Knoxville, 
Oskaloosa, Corning, Creston, Osceola, Chariton, Albia, Ottumwa, 
Bedford, Lenox, New Market, Mount Ayr, Lamoni, Leon, Corydon, 
Seymour, Allerton, Humeston, Centerville, and Bloomfield
1104 AM CST Wed Dec 13 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...

* TIMING...Winds will change little through the daylight hours,
  but decrease somewhat shortly after sunset. 

* WINDS...Northwest winds should reach sustained speeds of 30 to
  40 mph, and even 45 mph in a few spots. Wind gusts of 40 to 50 
  mph will be common, and a few may approach 60 mph. 

* IMPACTS...Winds of this magnitude may blow loose objects such as
  Christmas decorations and make travel for high profile vehicles
  difficult. Fire weather conditions will also be elevated in
  areas that do not receive sufficient precipitation. Any fires 
  may spread quickly. 

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>007-015>017-023>026-033>036-044>047-057-058-070-140000-
/O.CON.KDMX.WI.Y.0013.000000T0000Z-171214T0000Z/
Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo-
Pocahontas-Humboldt-Wright-Franklin-Sac-Calhoun-Webster-Hamilton-
Crawford-Carroll-Greene-Boone-Audubon-Guthrie-Cass-
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, 
Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, 
Rockwell City, Manson, Lake City, Pomeroy, Fort Dodge, 
Webster City, Denison, Carroll, Jefferson, Boone, Audubon, Exira,
Guthrie Center, Panora, Bayard, Casey, and Atlantic
1104 AM CST Wed Dec 13 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...

* TIMING...Winds will change little through the daylight hours,
  but decrease somewhat shortly after sunset. 

* WINDS...Northwest winds should reach sustained speeds of 30 to
  40 mph, and even up to 45 mph in a few spots. Wind gusts of 40
  to 50 mph will be common, and a few may approach 60 mph. 

* IMPACTS...Winds of this magnitude may blow loose objects such as
  Christmas decorations and make travel for high profile vehicles
  difficult. Fire weather conditions will also be elevated in
  areas that do not receive sufficient precipitation. Any fires 
  may spread quickly. 

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.

&&

$$

Small
188 
WWUS73 KDMX 132129
NPWDMX

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
329 PM CST Wed Dec 13 2017

...Strong Winds will Persist Over Central Iowa until Early this
Evening...

.Little change in the strong wind is anticipated for the rest of
this afternoon, but they should gradually diminish after sunset. 
Iowa will be between deep low pressure moving across southern Lake
Michigan and northern Rockies high pressure producing these strong
winds.

IAZ027-028-037>039-048>050-059>062-071>075-081>086-092>097-140000-
/O.CON.KDMX.WI.Y.0013.000000T0000Z-171214T0000Z/
Butler-Bremer-Hardin-Grundy-Black Hawk-Story-Marshall-Tama-Dallas-
Polk-Jasper-Poweshiek-Adair-Madison-Warren-Marion-Mahaska-Adams-
Union-Clarke-Lucas-Monroe-Wapello-Taylor-Ringgold-Decatur-Wayne-
Appanoose-Davis-
Including the cities of Parkersburg, Clarksville, Shell Rock, 
Greene, Aplington, Allison, Dumont, Waverly, Iowa Falls, Eldora, 
Ackley, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, 
Waterloo, Cedar Falls, Ames, Marshalltown, Tama, Toledo, Traer, 
Dysart, Gladbrook, Perry, Waukee, Adel, Des Moines, Newton, 
Grinnell, Greenfield, Stuart, Adair, Fontanelle, Winterset, 
Earlham, Indianola, Norwalk, Carlisle, Pella, Knoxville, 
Oskaloosa, Corning, Creston, Osceola, Chariton, Albia, Ottumwa, 
Bedford, Lenox, New Market, Mount Ayr, Lamoni, Leon, Corydon, 
Seymour, Allerton, Humeston, Centerville, and Bloomfield
329 PM CST Wed Dec 13 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...

* TIMING...Winds will change little through the daylight hours,
  but decrease somewhat by sunset. 

* WINDS...Northwest winds should reach sustained speeds of 25 to
  40 mph. Wind gusts of 35 to 50 mph will be common. 

* IMPACTS...Winds of this magnitude may blow loose objects such as
  Christmas decorations and make travel for high profile vehicles
  difficult. Fire weather conditions will also be elevated in
  areas that did not receive appreciable precipitation today. Any
  fires may spread quickly.

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>007-015>017-023>026-033>036-044>047-057-058-070-140000-
/O.CON.KDMX.WI.Y.0013.000000T0000Z-171214T0000Z/
Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo-
Pocahontas-Humboldt-Wright-Franklin-Sac-Calhoun-Webster-Hamilton-
Crawford-Carroll-Greene-Boone-Audubon-Guthrie-Cass-
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, 
Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, 
Rockwell City, Manson, Lake City, Pomeroy, Fort Dodge, 
Webster City, Denison, Carroll, Jefferson, Boone, Audubon, Exira,
Guthrie Center, Panora, Bayard, Casey, and Atlantic
329 PM CST Wed Dec 13 2017

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING...

* TIMING...Winds will change little through the daylight hours,
  but decrease somewhat by sunset. 

* WINDS...Northwest winds should reach sustained speeds of 25 to
  40 mph. Wind gusts of 35 to 50 mph will be common. 

* IMPACTS...Winds of this magnitude may blow loose objects such as
  Christmas decorations and make travel for high profile vehicles
  difficult. Fire weather conditions will also be elevated in
  areas that did not receive appreciable precipitation today. Any
  fires may spread quickly.

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.

&&

$$

Small
160 
WWUS73 KDMX 132346
NPWDMX

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
546 PM CST Wed Dec 13 2017

...Winds Slowly Diminishing This Evening...

.Gusty winds continue over the region tonight but are gradually
diminishing across the region. The wind advisory will be allowed
to expire at 6 pm this evening. 

IAZ027-028-037>039-048>050-059>062-071>075-081>086-092>097-140100-
/O.EXP.KDMX.WI.Y.0013.000000T0000Z-171214T0000Z/
Butler-Bremer-Hardin-Grundy-Black Hawk-Story-Marshall-Tama-Dallas-
Polk-Jasper-Poweshiek-Adair-Madison-Warren-Marion-Mahaska-Adams-
Union-Clarke-Lucas-Monroe-Wapello-Taylor-Ringgold-Decatur-Wayne-
Appanoose-Davis-
Including the cities of Parkersburg, Clarksville, Shell Rock, 
Greene, Aplington, Allison, Dumont, Waverly, Iowa Falls, Eldora, 
Ackley, Grundy Center, Reinbeck, Conrad, Dike, Wellsburg, 
Waterloo, Cedar Falls, Ames, Marshalltown, Tama, Toledo, Traer, 
Dysart, Gladbrook, Perry, Waukee, Adel, Des Moines, Newton, 
Grinnell, Greenfield, Stuart, Adair, Fontanelle, Winterset, 
Earlham, Indianola, Norwalk, Carlisle, Pella, Knoxville, 
Oskaloosa, Corning, Creston, Osceola, Chariton, Albia, Ottumwa, 
Bedford, Lenox, New Market, Mount Ayr, Lamoni, Leon, Corydon, 
Seymour, Allerton, Humeston, Centerville, and Bloomfield
546 PM CST Wed Dec 13 2017

...WIND ADVISORY WILL EXPIRE AT 6 PM CST THIS EVENING...

A few locations may still see gusts to near 45 mph for the next
hour...but overall winds are beginning to slowly diminish this
evening. Otherwise expect winds of near 20 to 25 mph with gusts 
to near 35 mph through 8 pm this evening. 

$$

IAZ004>007-015>017-023>026-033>036-044>047-057-058-070-140100-
/O.EXP.KDMX.WI.Y.0013.000000T0000Z-171214T0000Z/
Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo-
Pocahontas-Humboldt-Wright-Franklin-Sac-Calhoun-Webster-Hamilton-
Crawford-Carroll-Greene-Boone-Audubon-Guthrie-Cass-
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, 
Sac City, Lake View, Odebolt, Wall Lake, Schaller, Early, 
Rockwell City, Manson, Lake City, Pomeroy, Fort Dodge, 
Webster City, Denison, Carroll, Jefferson, Boone, Audubon, Exira,
Guthrie Center, Panora, Bayard, Casey, and Atlantic
546 PM CST Wed Dec 13 2017

...WIND ADVISORY WILL EXPIRE AT 6 PM CST THIS EVENING...

A few locations may still see gusts to near 45 mph for the next
hour...but overall winds are beginning to slowly diminish this
evening. Otherwise expect winds of near 20 to 25 mph with gusts 
to near 35 mph through 8 pm this evening. 

$$

REV

Nearby

Wind Advisories in Iowa, 2017Every wind advisory in 2017

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.