Alert archive / Iowa / Wind Advisories in 2016

Wind Advisory 6, NWS Des Moines, IA

April 7, 201611 counties in Iowa

NWS Des Moines, IA issued this wind advisory at Apr 7, 2016, 7:59 AM CDT for 11 counties in Iowa. It took effect at Apr 7, 2016, 12:00 PM CDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Apr 7, 2016, 7:59 AM CDT (12:59 UTC)
In effect from
Apr 7, 2016, 12:00 PM CDT
Expired
Apr 7, 2016, 6:00 PM CDT
In force
6 hr
Issued by
NWS Des Moines, IA

Counties Adams County, IA, Audubon County, IA, Calhoun County, IA, Carroll County, IA, Cass County, IA, Crawford County, IA, Emmet County, IA, Palo Alto County, IA, Pocahontas County, IA, Sac County, IA, Taylor County, IA

The radar

The Des Moines radar (KDMX), 100 km from the middle of the area, began a volume at 13:05 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, 1.0 hours before the alert went out and 152 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 2016-04-07Temperature 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 2016-04-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 square meters per square second.1939587897117136156Sfc1 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
1589 m above ground
0-6 km bulk shear
87 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
117 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

130 
WWUS73 KDMX 071259
NPWDMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
759 AM CDT THU APR 7 2016

...STRONG GUSTY WINDS AGAIN TODAY...

.NORTHWEST WINDS WILL INCREASE THROUGH THE DAY AND BECOME STRONG
AND GUSTY. THE STRONGEST WINDS ARE EXPECTED TO OCCUR WITHIN LIGHT
SHOWERS...HOWEVER GUSTY WINDS ARE STILL EXPECTED THROUGHOUT THE
AFTERNOON HOURS.

IAZ004-015-023-033-034-044-045-057-070-081-092-072100-
/O.NEW.KDMX.WI.Y.0006.160407T1700Z-160407T2300Z/
EMMET-PALO ALTO-POCAHONTAS-SAC-CALHOUN-CRAWFORD-CARROLL-AUDUBON-
CASS-ADAMS-TAYLOR-
INCLUDING THE CITIES OF...ESTHERVILLE...EMMETSBURG...POCAHONTAS...
LAURENS...ROLFE...FONDA...GILMORE CITY...SAC CITY...LAKE VIEW...
ODEBOLT...WALL LAKE...SCHALLER...EARLY...ROCKWELL CITY...MANSON...
LAKE CITY...POMEROY...DENISON...CARROLL...AUDUBON...EXIRA...
ATLANTIC...CORNING...BEDFORD...LENOX...NEW MARKET
759 AM CDT THU APR 7 2016

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CDT THIS
EVENING. 

* TIMING...THIS AFTERNOON

* WINDS...NORTHWEST WINDS AT 25 TO 35 MPH WITH GUSTS TO 45 MPH.

* IMPACTS...HIGH PROFILE VEHICLES MAY EXPERIENCE TRAVEL 
  DIFFICULTIES...AND UNSECURED OBJECTS MAY BLOW AROUND. STRONG 
  WINDS AND DRY CONDITIONS WILL RESULT IN AN ELEVATED FIRE 
  DANGER. ANY FIRES WHICH START COULD SPREAD RAPIDLY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

MJB
3 follow-up statements
104 
WWUS73 KDMX 071642
NPWDMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
1142 AM CDT THU APR 7 2016

...STRONG AND GUSTY WINDS THIS AFTERNOON IN WESTERN IOWA...

.GUSTY NORTHWEST WINDS WILL CONTINUE THROUGH THE AFTERNOON IN
WESTERN IOWA. ISOLATED SHOWERS MAY ALSO PRODUCE LOCALLY STRONGER
WINDS IN A FEW LOCATIONS.

IAZ004-015-023-033-034-044-045-057-070-081-092-072300-
/O.CON.KDMX.WI.Y.0006.160407T1700Z-160407T2300Z/
EMMET-PALO ALTO-POCAHONTAS-SAC-CALHOUN-CRAWFORD-CARROLL-AUDUBON-
CASS-ADAMS-TAYLOR-
INCLUDING THE CITIES OF...ESTHERVILLE...EMMETSBURG...POCAHONTAS...
LAURENS...ROLFE...FONDA...GILMORE CITY...SAC CITY...LAKE VIEW...
ODEBOLT...WALL LAKE...SCHALLER...EARLY...ROCKWELL CITY...MANSON...
LAKE CITY...POMEROY...DENISON...CARROLL...AUDUBON...EXIRA...
ATLANTIC...CORNING...BEDFORD...LENOX...NEW MARKET
1142 AM CDT THU APR 7 2016

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

* SHORT TERM TRENDS...WINDS WILL CONTINUE TO INCREASE EARLY THIS
  AFTERNOON AND REMAIN STRONG UNTIL EARLY THIS EVENING. ISOLATED
  SHOWERS MAY PRODUCE LOCALLY STRONGER WINDS FOR BRIEF PERIODS OF
  TIME.

* WINDS...NORTHWEST WINDS AT 25 TO 35 MPH WITH GUSTS TO 45 MPH.

* IMPACTS...HIGH PROFILE VEHICLES MAY EXPERIENCE TRAVEL 
  DIFFICULTIES...AND UNSECURED OBJECTS MAY BLOW AROUND. STRONG 
  WINDS AND DRY CONDITIONS WILL RESULT IN AN ELEVATED FIRE 
  DANGER. ANY FIRES WHICH START COULD SPREAD RAPIDLY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

&&

$$

KS
856 
WWUS73 KDMX 072021
NPWDMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
321 PM CDT THU APR 7 2016

...STRONG AND GUSTY WINDS THROUGH EARLY EVENING AND FREEZE
POSSIBLE FRIDAY NIGHT...

.GUSTY NORTHWEST WINDS WILL DIMINISH TOWARD SUNSET ACROSS WESTERN
IOWA. HIGH PRESSURE WILL BUILD INTO THE STATE FRIDAY INTO
SATURDAY...WITH MUCH COOLER AIR MOVING INTO IOWA. THIS ALLOW
TEMPERATURES TO FALL BELOW FREEZING ACROSS MUCH OF THE AREA FRIDAY
NIGHT INTO EARLY SATURDAY MORNING. AREAS ACROSS NORTHERN IOWA WILL
BE COLDER THAN AREAS IN THE FREEZE WATCH...HOWEVER IT IS STILL
WITHIN THE CLIMATOLOGICAL NORMAL PERIOD FOR THAT AREA TO RECEIVE A
FREEZE. THUS NO HEADLINE WILL BE ISSUED FOR AREAS NORTH OF HIGHWAY
20 AT THIS TIME.

IAZ033-034-044-045-057-070-081-092-080430-
/O.NEW.KDMX.FZ.A.0001.160409T0300Z-160409T1500Z/
/O.CON.KDMX.WI.Y.0006.000000T0000Z-160407T2300Z/
SAC-CALHOUN-CRAWFORD-CARROLL-AUDUBON-CASS-ADAMS-TAYLOR-
INCLUDING THE CITIES OF...SAC CITY...LAKE VIEW...ODEBOLT...
WALL LAKE...SCHALLER...EARLY...ROCKWELL CITY...MANSON...
LAKE CITY...POMEROY...DENISON...CARROLL...AUDUBON...EXIRA...
ATLANTIC...CORNING...BEDFORD...LENOX...NEW MARKET
321 PM CDT THU APR 7 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING...
...FREEZE WATCH IN EFFECT FROM FRIDAY EVENING THROUGH SATURDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A FREEZE
WATCH...WHICH IS IN EFFECT FROM FRIDAY EVENING THROUGH SATURDAY
MORNING. 

* SHORT TERM TRENDS...WINDS WILL BEGIN TO DIMINISH ACROSS WESTERN
  IOWA THROUGH SUNSET.

* WINDS...NORTHWEST WINDS AT 25 TO 35 MPH WITH GUSTS TO 45 MPH.

* TEMPERATURE...TEMPERATURES WILL FALL TO 20 TO 25 DEGREES BY LATE
  FRIDAY NIGHT INTO SATURDAY MORNING. 

* IMPACTS... 
  WIND...HIGH PROFILE VEHICLES MAY EXPERIENCE TRAVEL
  DIFFICULTIES...AND UNSECURED OBJECTS MAY BLOW AROUND. STRONG
  WINDS AND DRY CONDITIONS WILL RESULT IN AN ELEVATED FIRE DANGER.
  ANY FIRES WHICH START COULD SPREAD RAPIDLY.

  FREEZE...TENDER VEGETATION MAY BE KILLED BY THE COLD
  TEMPERATURES AND RESULTANT FREEZE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL SENSITIVE VEGETATION.

&&

$$

IAZ004-015-023-072300-
/O.CON.KDMX.WI.Y.0006.000000T0000Z-160407T2300Z/
EMMET-PALO ALTO-POCAHONTAS-
INCLUDING THE CITIES OF...ESTHERVILLE...EMMETSBURG...POCAHONTAS...
LAURENS...ROLFE...FONDA...GILMORE CITY
321 PM CDT THU APR 7 2016

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

* SHORT TERM TRENDS...WINDS WILL CONTINUE TO INCREASE EARLY THIS 
  AFTERNOON AND REMAIN STRONG UNTIL EARLY THIS EVENING. ISOLATED 
  SHOWERS MAY PRODUCE LOCALLY STRONGER WINDS FOR BRIEF PERIODS 
  OF TIME. 

* WINDS...NORTHWEST WINDS AT 25 TO 35 MPH WITH GUSTS TO 45 MPH.

* IMPACTS...HIGH PROFILE VEHICLES MAY EXPERIENCE TRAVEL 
  DIFFICULTIES...AND UNSECURED OBJECTS MAY BLOW AROUND. STRONG 
  WINDS AND DRY CONDITIONS WILL RESULT IN AN ELEVATED FIRE 
  DANGER. ANY FIRES WHICH START COULD SPREAD RAPIDLY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH OR GREATER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

IAZ035>039-046>050-058>062-071>075-082>086-093>097-080430-
/O.NEW.KDMX.FZ.A.0001.160409T0300Z-160409T1500Z/
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-GREENE-BOONE-STORY-
MARSHALL-TAMA-GUTHRIE-DALLAS-POLK-JASPER-POWESHIEK-ADAIR-MADISON-
WARREN-MARION-MAHASKA-UNION-CLARKE-LUCAS-MONROE-WAPELLO-RINGGOLD-
DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...FORT DODGE...WEBSTER CITY...
IOWA FALLS...ELDORA...ACKLEY...GRUNDY CENTER...REINBECK...
CONRAD...DIKE...WELLSBURG...WATERLOO...CEDAR FALLS...JEFFERSON...
BOONE...AMES...MARSHALLTOWN...TAMA...TOLEDO...TRAER...DYSART...
GLADBROOK...GUTHRIE CENTER...PANORA...BAYARD...CASEY...PERRY...
WAUKEE...ADEL...DES MOINES...NEWTON...GRINNELL...GREENFIELD...
STUART...ADAIR...FONTANELLE...WINTERSET...EARLHAM...INDIANOLA...
NORWALK...CARLISLE...PELLA...KNOXVILLE...OSKALOOSA...CRESTON...
OSCEOLA...CHARITON...ALBIA...OTTUMWA...MOUNT AYR...LAMONI...
LEON...CORYDON...SEYMOUR...ALLERTON...HUMESTON...CENTERVILLE...
BLOOMFIELD
321 PM CDT THU APR 7 2016

...FREEZE WATCH IN EFFECT FROM FRIDAY EVENING THROUGH SATURDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A FREEZE
WATCH...WHICH IS IN EFFECT FROM FRIDAY EVENING THROUGH SATURDAY
MORNING. 

* TEMPERATURE...TEMPERATURES WILL FALL TO 20 TO 25 DEGREE BY LATE
  FRIDAY NIGHT INTO SATURDAY MORNING.

* IMPACTS...TENDER VEGETATION MAY BE KILLED BY THE COLD
  TEMPERATURES AND RESULTANT FREEZE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

MJB
784 
WWUS73 KDMX 072310
NPWDMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
610 PM CDT THU APR 7 2016

...WIND ADVISORY ALLOWED TO EXPIRE...

IAZ033-034-044-045-057-070-081-092-091300-
/O.EXP.KDMX.WI.Y.0006.000000T0000Z-160407T2300Z/
/O.CON.KDMX.FZ.A.0001.160409T0300Z-160409T1500Z/
SAC-CALHOUN-CRAWFORD-CARROLL-AUDUBON-CASS-ADAMS-TAYLOR-
INCLUDING THE CITIES OF...SAC CITY...LAKE VIEW...ODEBOLT...
WALL LAKE...SCHALLER...EARLY...ROCKWELL CITY...MANSON...
LAKE CITY...POMEROY...DENISON...CARROLL...AUDUBON...EXIRA...
ATLANTIC...CORNING...BEDFORD...LENOX...NEW MARKET
610 PM CDT THU APR 7 2016

...FREEZE WATCH REMAINS IN EFFECT FROM FRIDAY EVENING THROUGH
SATURDAY MORNING...

...WIND ADVISORY HAS BEEN ALLOWED TO EXPIRE...

* SHORT TERM TRENDS...WINDS WILL BEGIN TO DIMINISH ACROSS WESTERN
 IOWA THROUGH SUNSET.

* TEMPERATURE...TEMPERATURES WILL FALL TO 20 TO 25 DEGREES BY LATE
  FRIDAY NIGHT INTO SATURDAY MORNING. 

 FREEZE...TENDER VEGETATION MAY BE KILLED BY THE COLD  
TEMPERATURES AND RESULTANT FREEZE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL SENSITIVE VEGETATION.

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

IAZ004-015-023-080015-
/O.EXP.KDMX.WI.Y.0006.000000T0000Z-160407T2300Z/
EMMET-PALO ALTO-POCAHONTAS-
INCLUDING THE CITIES OF...ESTHERVILLE...EMMETSBURG...POCAHONTAS...
LAURENS...ROLFE...FONDA...GILMORE CITY
610 PM CDT THU APR 7 2016

...WIND ADVISORY HAS BEEN ALLOWED TO EXPIRE...

WINDS WILL BEGIN TO DIMINISH ACROSS WESTERN IOWA THROUGH SUNSET
AND WILL REMAIN BELOW ADVISORY CRITERIA TONIGHT.

$$

IAZ035>039-046>050-058>062-071>075-082>086-093>097-091300-
/O.CON.KDMX.FZ.A.0001.160409T0300Z-160409T1500Z/
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-GREENE-BOONE-STORY-
MARSHALL-TAMA-GUTHRIE-DALLAS-POLK-JASPER-POWESHIEK-ADAIR-MADISON-
WARREN-MARION-MAHASKA-UNION-CLARKE-LUCAS-MONROE-WAPELLO-RINGGOLD-
DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...FORT DODGE...WEBSTER CITY...
IOWA FALLS...ELDORA...ACKLEY...GRUNDY CENTER...REINBECK...
CONRAD...DIKE...WELLSBURG...WATERLOO...CEDAR FALLS...JEFFERSON...
BOONE...AMES...MARSHALLTOWN...TAMA...TOLEDO...TRAER...DYSART...
GLADBROOK...GUTHRIE CENTER...PANORA...BAYARD...CASEY...PERRY...
WAUKEE...ADEL...DES MOINES...NEWTON...GRINNELL...GREENFIELD...
STUART...ADAIR...FONTANELLE...WINTERSET...EARLHAM...INDIANOLA...
NORWALK...CARLISLE...PELLA...KNOXVILLE...OSKALOOSA...CRESTON...
OSCEOLA...CHARITON...ALBIA...OTTUMWA...MOUNT AYR...LAMONI...
LEON...CORYDON...SEYMOUR...ALLERTON...HUMESTON...CENTERVILLE...
BLOOMFIELD
610 PM CDT THU APR 7 2016

...FREEZE WATCH REMAINS IN EFFECT FROM FRIDAY EVENING THROUGH
SATURDAY MORNING...

* TEMPERATURE...TEMPERATURES WILL FALL TO 20 TO 25 DEGREE BY 
  LATE FRIDAY NIGHT INTO SATURDAY MORNING. 

* IMPACTS...TENDER VEGETATION MAY BE KILLED BY THE COLD 
  TEMPERATURES AND RESULTANT FREEZE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

The office that day

Everything else NWS Des Moines, IA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 7, 3:21 PM CDTFreeze WatchDMXAdair, Adams, Appanoose, Audubon, Black Hawk, Boone and 32 more12 hr

Nearby

Wind Advisories in Iowa, 2016Every wind advisory in 2016

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.