Alert archive / Iowa / Wind Advisories in 2014

Wind Advisory 7, NWS Des Moines, IA

March 11, 201418 counties in Iowa

NWS Des Moines, IA issued this wind advisory at Mar 11, 2014, 1:44 PM CDT for 18 counties in Iowa. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Mar 11, 2014, 1:44 PM CDT (18:44 UTC)
Expired
Mar 11, 2014, 10:00 PM CDT
In force
8 hr
Issued by
NWS Des Moines, IA

Counties Adair County, IA, Adams County, IA, Audubon County, IA, Boone County, IA, Carroll County, IA, Cass County, IA, Clarke County, IA, Crawford County, IA, Dallas County, IA, Decatur County, IA, Greene County, IA, Guthrie County, IA, Madison County, IA, Polk County, IA, Ringgold County, IA, Taylor County, IA, Union County, IA, Warren County, IA

The radar

The Des Moines radar (KDMX), 62 km from the middle of the area, began a volume at 18:46 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, 6.7 hours before the alert went out and 170 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 2014-03-11Temperature 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 2014-03-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 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
3280 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
58 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

375 
WWUS73 KDMX 111844
NPWDMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
144 PM CDT TUE MAR 11 2014

...WINDY CONDITIONS THROUGH THE EVENING...

.STRONG AND GUSTY NORTHEAST WINDS OF 20 TO 35 MPH WITH GUSTS OVER
40 MPH WILL CONTINUE THROUGH THE AFTERNOON HOURS AND INTO THE
EVENING ACROSS PORTIONS OF CENTRAL TO SOUTHWEST IOWA.

IAZ044>047-057>060-070>073-081>083-092>094-120245-
/O.NEW.KDMX.WI.Y.0007.140311T1844Z-140312T0300Z/
CRAWFORD-CARROLL-GREENE-BOONE-AUDUBON-GUTHRIE-DALLAS-POLK-CASS-
ADAIR-MADISON-WARREN-ADAMS-UNION-CLARKE-TAYLOR-RINGGOLD-DECATUR-
INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON...BOONE...
AUDUBON...EXIRA...GUTHRIE CENTER...PANORA...BAYARD...CASEY...
PERRY...WAUKEE...ADEL...DES MOINES...ATLANTIC...GREENFIELD...
STUART...ADAIR...FONTANELLE...WINTERSET...EARLHAM...INDIANOLA...
NORWALK...CARLISLE...CORNING...CRESTON...OSCEOLA...BEDFORD...
LENOX...NEW MARKET...MOUNT AYR...LAMONI...LEON
144 PM CDT TUE MAR 11 2014

...WIND ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 10 PM CDT THIS EVENING. 

* TIMING...THIS AFTERNOON AND EVENING. WINDS WILL SUBSIDE LATE
  TONIGHT BUT WILL REMAIN BREEZY INTO WEDNESDAY MORNING. 

* WINDS...NORTHEAST WINDS OF 20 TO 35 MPH WITH GUSTS TO 40 MPH
  WILL CONTINUE THIS AFTERNOON BEFORE SHIFT NORTH TO NORTHWEST BY
  AROUND SUNRISE.

* IMPACTS...ANY OUTDOOR OBJECTS NOT FASTENED DOWN WILL LIKELY BE
  BLOWN AROUND DUE TO THE STRONG WINDS. IN ADDITION...THERE IS THE
  POTENTIAL FOR RAIN AND POSSIBLY SNOW LATE THIS AFTERNOON INTO
  THE EVENING HOURS...AND COMBINED WITH THE GUSTY WINDS MAY CAUSE
  DIFFICULT TRAVEL...ESPECIALLY ON WEST TO EAST ORIENTED ROADS.

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.

&&

$$

PODRAZIK
3 follow-up statements
582 
WWUS73 KDMX 112129
NPWDMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
429 PM CDT TUE MAR 11 2014

...WINDY CONDITIONS THIS EVENING...

IAZ044>047-057>060-070>073-081>083-092>094-120300-
/O.CON.KDMX.WI.Y.0007.000000T0000Z-140312T0300Z/
CRAWFORD-CARROLL-GREENE-BOONE-AUDUBON-GUTHRIE-DALLAS-POLK-CASS-
ADAIR-MADISON-WARREN-ADAMS-UNION-CLARKE-TAYLOR-RINGGOLD-DECATUR-
INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON...BOONE...
AUDUBON...EXIRA...GUTHRIE CENTER...PANORA...BAYARD...CASEY...
PERRY...WAUKEE...ADEL...DES MOINES...ATLANTIC...GREENFIELD...
STUART...ADAIR...FONTANELLE...WINTERSET...EARLHAM...INDIANOLA...
NORWALK...CARLISLE...CORNING...CRESTON...OSCEOLA...BEDFORD...
LENOX...NEW MARKET...MOUNT AYR...LAMONI...LEON
429 PM CDT TUE MAR 11 2014

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING...

* TIMING...WINDS WILL PERSIST THROUGH THE LATE AFTERNOON INTO THE
  EVENING HOURS.

* WINDS...NORTHEAST WINDS OF 20 TO 35 MPH WITH GUSTS TO 45 MPH
  WILL CONTINUE INTO THE EVENING WITH A GRADUAL SHIFT TO THE NORTH.

* IMPACTS...ANY OUTDOOR OBJECTS NOT FASTENED DOWN WILL LIKELY BE 
  BLOWN AROUND DUE TO THE STRONG WINDS. IN ADDITION...THERE IS 
  THE POTENTIAL FOR RAIN AND POSSIBLY SNOW LATE THIS AFTERNOON 
  INTO THE EVENING HOURS...AND COMBINED WITH THE GUSTY WINDS MAY 
  CAUSE DIFFICULT TRAVEL...ESPECIALLY ON WEST TO EAST ORIENTED 
  ROADS. 

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.

&&

$$
840 
WWUS73 KDMX 120129
NPWDMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
829 PM CDT TUE MAR 11 2014

...WINDY CONDITIONS SLOWLY DIMINISHING THIS EVENING...

IAZ044>047-057>060-070>073-081>083-120230-
/O.CAN.KDMX.WI.Y.0007.000000T0000Z-140312T0300Z/
CRAWFORD-CARROLL-GREENE-BOONE-AUDUBON-GUTHRIE-DALLAS-POLK-CASS-
ADAIR-MADISON-WARREN-ADAMS-UNION-CLARKE-
INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON...BOONE...
AUDUBON...EXIRA...GUTHRIE CENTER...PANORA...BAYARD...CASEY...
PERRY...WAUKEE...ADEL...DES MOINES...ATLANTIC...GREENFIELD...
STUART...ADAIR...FONTANELLE...WINTERSET...EARLHAM...INDIANOLA...
NORWALK...CARLISLE...CORNING...CRESTON...OSCEOLA
829 PM CDT TUE MAR 11 2014

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELLED THE WIND
ADVISORY. 

WINDS REMAIN FROM THE NORTH AT 15 TO 25 MPH BUT ARE NOT AS STRONG
AS EARLIER IN THE DAY...THEREFORE THE WIND ADVISORY IS CANCELLED.

$$

IAZ092>094-120300-
/O.CON.KDMX.WI.Y.0007.000000T0000Z-140312T0300Z/
TAYLOR-RINGGOLD-DECATUR-
INCLUDING THE CITIES OF...BEDFORD...LENOX...NEW MARKET...
MOUNT AYR...LAMONI...LEON
829 PM CDT TUE MAR 11 2014

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT THIS EVENING...

* TIMING...WINDS WILL REMAIN STRONG FOR MUCH OF THE REST OF THE
  EVENING. 

* WINDS...NORTH WINDS OF 20 TO 35 MPH WITH GUSTS TO 45 MPH WILL
  CONTINUE INTO THE LATE EVENING.

* IMPACTS...ANY OUTDOOR OBJECTS NOT FASTENED DOWN WILL LIKELY BE 
  BLOWN AROUND DUE TO THE STRONG WINDS. IN ADDITION...THERE IS 
  THE POTENTIAL FOR RAIN AND POSSIBLY SNOW LATE THIS AFTERNOON 
  INTO THE EVENING HOURS...AND COMBINED WITH THE GUSTY WINDS MAY 
  CAUSE DIFFICULT TRAVEL...ESPECIALLY ON WEST TO EAST ORIENTED 
  ROADS. 

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.

&&

$$
856 
WWUS73 KDMX 120258
NPWDMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
958 PM CDT TUE MAR 11 2014

IAZ092>094-120400-
/O.EXP.KDMX.WI.Y.0007.000000T0000Z-140312T0300Z/
TAYLOR-RINGGOLD-DECATUR-
INCLUDING THE CITIES OF...BEDFORD...LENOX...NEW MARKET...
MOUNT AYR...LAMONI...LEON
958 PM CDT TUE MAR 11 2014

...WIND ADVISORY WILL EXPIRE AT 10 PM CDT THIS EVENING...

GUSTY NORTH WINDS WILL CONTINUE OVERNIGHT BUT WILL NOT BE AS
STRONG AS EARLIER IN THE EVENING AND AFTERNOON.

$$

CC

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 11, 3:41 PM CDTWinter Weather AdvisoryDMXAppanoose, Davis, Wayne8 hr

Nearby

Wind Advisories in Iowa, 2014Every wind advisory in 2014

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.