Alert archive / Iowa / Wind Advisories in 2018

Wind Advisory 3, NWS Des Moines, IA

March 30, 201835 counties in Iowa

NWS Des Moines, IA issued this wind advisory at Mar 30, 2018, 3:19 PM CDT for 35 counties in Iowa. It took effect at Mar 31, 2018, 5:00 AM CDT. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Mar 30, 2018, 3:19 PM CDT (20:19 UTC)
In effect from
Mar 31, 2018, 5:00 AM CDT
Expired
Mar 31, 2018, 4:00 PM CDT
In force
11 hr
Issued by
NWS Des Moines, IA
All 35 counties

Black Hawk County, IA, Boone County, IA, Bremer County, IA, Butler County, IA, Calhoun County, IA, Carroll County, IA, Cerro Gordo County, IA, Crawford County, IA, Dallas 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, Mahaska County, IA, Marion County, IA, Marshall County, IA, Palo Alto County, IA, Pocahontas County, IA, Polk County, IA, Poweshiek County, IA, Sac County, IA, Story County, IA, Tama County, IA, Warren County, IA, Webster County, IA, Winnebago County, IA, Worth County, IA, Wright County, IA

The radar

The Des Moines radar (KDMX), 70 km from the middle of the area, began a volume at 20:18 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, 8.3 hours before the alert went out and 250 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 2018-03-30Temperature 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 2018-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.1939587897Sfc1 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
834 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
184 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

345 
WWUS73 KDMX 302019
NPWDMX

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
319 PM CDT Fri Mar 30 2018

...Strong Wind Gusts Saturday Morning...

.A cold front will be quickly moving across Central Iowa producing
a brief window of strong wind gusts Saturday Morning. The winds
are expected to diminish during the afternoon hours. 

IAZ004>007-015>017-023>028-033>039-044-045-310430-
/O.NEW.KDMX.WI.Y.0003.180331T1000Z-180331T1800Z/
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-
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, and Carroll
319 PM CDT Fri Mar 30 2018

...WIND ADVISORY IN EFFECT FROM 5 AM TO 1 PM CDT SATURDAY...

The National Weather Service in Des Moines has issued a Wind
Advisory, which is in effect from 5 AM to 1 PM CDT Saturday. 

* TIMING...From 5 am to 1 pm Saturday.

* WINDS...Northwest winds of 15 to 30 mph with occasional gusts to
  45 mph.

* IMPACTS...Strong winds may cause difficult driving on north
  south highways and interstates. Loose objects may be blown
  around and minor property or tree damage could occur. 

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
5 follow-up statements
131 
WWUS73 KDMX 310223
NPWDMX

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
923 PM CDT Fri Mar 30 2018

...Strong Wind Gusts Saturday Morning...

.A cold front will be quickly moving across Central Iowa
producing a brief window of strong wind gusts Saturday Morning.
The winds are expected to diminish during the afternoon hours.

IAZ004>007-015>017-023>028-033>039-044-045-311030-
/O.CON.KDMX.WI.Y.0003.180331T1000Z-180331T1800Z/
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-
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, and Carroll
923 PM CDT Fri Mar 30 2018

...WIND ADVISORY REMAINS IN EFFECT FROM 5 AM TO 1 PM CDT
SATURDAY...

* TIMING...From 5 am to 1 pm Saturday.

* WINDS...Northwest winds of 15 to 30 mph with occasional gusts 
  to 45 mph. 

* IMPACTS...Strong winds may cause difficult driving on north 
  south highways and interstates. Loose objects may be blown 
  around and minor property or tree damage could occur. 

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
855 
WWUS73 KDMX 310845
NPWDMX

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
345 AM CDT Sat Mar 31 2018

...Hazardous Winds This Morning into This Afternoon...

.Winds of 25 to 30 mph, gusting 40 mph have already been measured
across portions of western Iowa early this morning. Confidence is
high these strong winds will continue to spread eastward
throughout today. Wind Advisory extended into the afternoon hours
in our eastern/northeastern counties as winds should remain strong
enough, coupled with the strong westerly component, to keep
impacts going through the 3 pm hour.

IAZ048>050-312100-
/O.EXB.KDMX.WI.Y.0003.180331T1000Z-180331T2100Z/
Story-Marshall-Tama-
Including the cities of Ames, Marshalltown, Tama, Toledo, Traer, 
Dysart, and Gladbrook
345 AM CDT Sat Mar 31 2018

...WIND ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON...

The National Weather Service in Des Moines has issued a Wind
Advisory, which is in effect until 4 PM CDT this afternoon. 

* TIMING...From 5 am to 4 pm Saturday.

* WINDS...Northwest winds of 25 to 35 mph with occasional gusts 
  of 45 to 50 mph.

* IMPACTS...Strong winds may cause difficult driving on north 
  south highways and interstates. Loose objects may be blown 
  around and minor property or tree damage could occur. 

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.

&&

$$

IAZ046-047-311800-
/O.EXA.KDMX.WI.Y.0003.180331T1000Z-180331T1800Z/
Greene-Boone-
Including the cities of Jefferson and Boone
345 AM CDT Sat Mar 31 2018

...WIND ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON...

The National Weather Service in Des Moines has issued a Wind
Advisory, which is in effect until 1 PM CDT this afternoon. 

* TIMING...From 5 am to 1 pm Saturday.

* WINDS...Northwest winds of 25 to 30 mph with occasional gusts of
  45 to 50 mph.

* IMPACTS...Strong winds may cause difficult driving on north 
  south highways and interstates. Loose objects may be blown 
  around and minor property or tree damage could occur. 

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.

&&

$$

IAZ006-007-016-017-025>028-036>039-312100-
/O.EXT.KDMX.WI.Y.0003.180331T1000Z-180331T2100Z/
Winnebago-Worth-Hancock-Cerro Gordo-Wright-Franklin-Butler-Bremer-
Hamilton-Hardin-Grundy-Black Hawk-
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, 
Webster City, Iowa Falls, Eldora, Ackley, Grundy Center, 
Reinbeck, Conrad, Dike, Wellsburg, Waterloo, and Cedar Falls
345 AM CDT Sat Mar 31 2018

...WIND ADVISORY NOW IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON...

* TIMING...From 5 am to 4 pm Saturday.

* WINDS...Northwest winds of 25 to 35 mph with occasional gusts 
  of 45 to 50 mph.

* IMPACTS...Strong winds may cause difficult driving on north 
  south highways and interstates. Loose objects may be blown 
  around and minor property or tree damage could occur. 

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>035-044-045-311800-
/O.CON.KDMX.WI.Y.0003.180331T1000Z-180331T1800Z/
Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Sac-Calhoun-Webster-
Crawford-Carroll-
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, 
and Carroll
345 AM CDT Sat Mar 31 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* TIMING...From 5 am to 1 pm Saturday.

* WINDS...Northwest winds of 25 to 30 mph with occasional gusts of
  45 mph.

* IMPACTS...Strong winds may cause difficult driving on north 
  south highways and interstates. Loose objects may be blown 
  around and minor property or tree damage could occur. 

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.

&&

$$

Kotenberg
277 
WWUS73 KDMX 311236
NPWDMX

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
736 AM CDT Sat Mar 31 2018

...Hazardous Winds This Morning into This Afternoon...

.Winds of 25 to 35 mph, gusting slightly over 50 mph have already
been measured across portions of western Iowa early this morning.
Confidence is high these strong winds will continue to spread 
eastward throughout today. Wind Advisory extended
south/southeastward to include the Des Moines metro.

IAZ061-062-075-312100-
/O.EXA.KDMX.WI.Y.0003.000000T0000Z-180331T2100Z/
Jasper-Poweshiek-Mahaska-
Including the cities of Newton, Grinnell, and Oskaloosa
736 AM CDT Sat Mar 31 2018

...WIND ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON...

The National Weather Service in Des Moines has issued a Wind
Advisory, which is in effect until 4 PM CDT this afternoon. 

* TIMING...From 5 am to 4 pm Saturday.

* WINDS...Northwest winds of 25 to 30 mph with occasional gusts
  over 45 mph. 

* IMPACTS...Strong winds may cause difficult driving on north 
  south highways and interstates. Loose objects may be blown 
  around and minor property or tree damage could occur. 

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.

&&

$$

IAZ058>060-073-074-311800-
/O.EXA.KDMX.WI.Y.0003.000000T0000Z-180331T1800Z/
Guthrie-Dallas-Polk-Warren-Marion-
Including the cities of Guthrie Center, Panora, Bayard, Casey, 
Perry, Waukee, Adel, Des Moines, Indianola, Norwalk, Carlisle, 
Pella, and Knoxville
736 AM CDT Sat Mar 31 2018

...WIND ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON...

The National Weather Service in Des Moines has issued a Wind
Advisory, which is in effect until 1 PM CDT this afternoon. 

* TIMING...From 5 am to 1 pm Saturday.

* WINDS...Northwest winds of 25 to 30 mph with occasional gusts over
  45 mph. 

* IMPACTS...Strong winds may cause difficult driving on north 
  south highways and interstates. Loose objects may be blown 
  around and minor property or tree damage could occur. 

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>047-311800-
/O.CON.KDMX.WI.Y.0003.000000T0000Z-180331T1800Z/
Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Sac-Calhoun-Webster-
Crawford-Carroll-Greene-Boone-
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, and Boone
736 AM CDT Sat Mar 31 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT THIS
AFTERNOON...

* TIMING...From 5 am to 1 pm Saturday.

* WINDS...Northwest winds of 25 to 35 mph with occasional gusts 
  of 45 to 50 mph. 

* IMPACTS...Strong winds may cause difficult driving on north 
  south highways and interstates. Loose objects may be blown 
  around and minor property or tree damage could occur. 

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.

&&

$$

IAZ006-007-016-017-025>028-036>039-048>050-312100-
/O.CON.KDMX.WI.Y.0003.000000T0000Z-180331T2100Z/
Winnebago-Worth-Hancock-Cerro Gordo-Wright-Franklin-Butler-Bremer-
Hamilton-Hardin-Grundy-Black Hawk-Story-Marshall-Tama-
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, 
Webster City, Iowa Falls, Eldora, Ackley, Grundy Center, 
Reinbeck, Conrad, Dike, Wellsburg, Waterloo, Cedar Falls, Ames, 
Marshalltown, Tama, Toledo, Traer, Dysart, and Gladbrook
736 AM CDT Sat Mar 31 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM CDT THIS
AFTERNOON...

* TIMING...From 5 am to 4 pm Saturday.

* WINDS...Northwest winds of 25 to 35 mph with occasional gusts 
  of 45 to 50 mph. 

* IMPACTS...Strong winds may cause difficult driving on north 
  south highways and interstates. Loose objects may be blown 
  around and minor property or tree damage could occur. 

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.

&&

$$

Kotenberg
086 
WWUS73 KDMX 311802
NPWDMX

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
102 PM CDT Sat Mar 31 2018

...Strong and Gusty Winds This Afternoon...

.Winds will remain strong and gusty across the eastern to
northeastern portions of the forecast area through mid afternoon
before subsiding some. 

IAZ004-005-015-023-024-033>035-044>047-058>060-073-074-311915-
/O.EXP.KDMX.WI.Y.0003.000000T0000Z-180331T1800Z/
Emmet-Kossuth-Palo Alto-Pocahontas-Humboldt-Sac-Calhoun-Webster-
Crawford-Carroll-Greene-Boone-Guthrie-Dallas-Polk-Warren-Marion-
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, Guthrie Center, Panora, Bayard, Casey,
Perry, Waukee, Adel, Des Moines, Indianola, Norwalk, Carlisle, 
Pella, and Knoxville
102 PM CDT Sat Mar 31 2018

...WIND ADVISORY WILL EXPIRE AT 1 PM CDT THIS AFTERNOON...

Winds have subsided some from advisory criteria levels. Gusty
winds are still expected to continue with northwest winds around
15 to 25 mph with gusts to 35 mph possible this afternoon.

$$

IAZ006-007-016-017-025>028-036>039-048>050-061-062-075-312100-
/O.CON.KDMX.WI.Y.0003.000000T0000Z-180331T2100Z/
Winnebago-Worth-Hancock-Cerro Gordo-Wright-Franklin-Butler-Bremer-
Hamilton-Hardin-Grundy-Black Hawk-Story-Marshall-Tama-Jasper-
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, 
Webster City, Iowa Falls, Eldora, Ackley, Grundy Center, 
Reinbeck, Conrad, Dike, Wellsburg, Waterloo, Cedar Falls, Ames, 
Marshalltown, Tama, Toledo, Traer, Dysart, Gladbrook, Newton, 
Grinnell, and Oskaloosa
102 PM CDT Sat Mar 31 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM CDT THIS
AFTERNOON...

* WINDS...Northwest winds of 25 to 35 mph with occasional gusts of
  40 mph. 

* IMPACTS...Strong winds may cause difficult driving on north 
  south highways and interstates. Loose objects may be blown 
  around and minor property or tree damage could occur. 

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.

&&

$$

MJB
945 
WWUS73 KDMX 312048
NPWDMX

URGENT - WEATHER MESSAGE
National Weather Service Des Moines IA
348 PM CDT Sat Mar 31 2018

IAZ006-007-016-017-025>028-036>039-048>050-061-062-075-312200-
/O.EXP.KDMX.WI.Y.0003.000000T0000Z-180331T2100Z/
Winnebago-Worth-Hancock-Cerro Gordo-Wright-Franklin-Butler-Bremer-
Hamilton-Hardin-Grundy-Black Hawk-Story-Marshall-Tama-Jasper-
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, 
Webster City, Iowa Falls, Eldora, Ackley, Grundy Center, 
Reinbeck, Conrad, Dike, Wellsburg, Waterloo, Cedar Falls, Ames, 
Marshalltown, Tama, Toledo, Traer, Dysart, Gladbrook, Newton, 
Grinnell, and Oskaloosa
348 PM CDT Sat Mar 31 2018

...WIND ADVISORY WILL EXPIRE AT 4 PM CDT THIS AFTERNOON...

Winds will continue to decrease the remainder of the afternoon and
into the evening, therefore the wind advisory will be allowed to
expire at 4 PM. 

$$

Nearby

Wind Advisories in Iowa, 2018Every wind advisory in 2018

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.