Alert archive / Iowa / Wind Advisories in 2008

Wind Advisory 7, NWS Des Moines, IA

April 16, 200849 counties in Iowa

NWS Des Moines, IA issued this wind advisory at Apr 16, 2008, 3:54 AM CDT for 49 counties in Iowa. It took effect at Apr 16, 2008, 5:07 AM CDT. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Apr 16, 2008, 3:54 AM CDT (08:54 UTC)
In effect from
Apr 16, 2008, 5:07 AM CDT
Expired
Apr 16, 2008, 3:02 PM CDT
In force
10 hr
Issued by
NWS Des Moines, IA
All 49 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, 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, 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), 18 km from the middle of the area, began a volume at 08:57 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 00:00Z, 8.9 hours before the alert went out and 232 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 00:00Z on 2008-04-16Temperature 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 00:00Z on 2008-04-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 163 square meters per square second.19395878Sfc1 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
3156 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
163 m²/s²
0-3 km storm-relative helicity
462 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.

000 
WWUS73 KDMX 160854
NPWDMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
354 AM CDT WED APR 16 2008

.A STRONG LOW PRESSURE WILL LIFT NORTH FROM NEBRASKA...AND BE OVER
LAKE SUPERIOR BY THIS EVENING. A TRAILING COLD FRONT WILL MOVE
INTO IOWA THIS AFTERNOON. STRONG WINDS ARE EXPECTED IN ADVANCE OF
THE COLD FRONT TODAY.

IAZ062-075-085-086-095>097-161700-
/O.NEW.KDMX.WI.Y.0007.080416T1400Z-080416T2000Z/
POWESHIEK-MAHASKA-MONROE-WAPELLO-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...GRINNELL...OSKALOOSA...ALBIA...
OTTUMWA...CORYDON...CENTERVILLE...BLOOMFIELD
354 AM CDT WED APR 16 2008

...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 3 PM CDT
THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 3 PM CDT
THIS AFTERNOON. 

SOUTH WINDS OF 25 TO 30 MPH ARE EXPECTED ACROSS THE AREA TODAY. A
FEW GUSTS TO AROUND 45 MPH ARE POSSIBLE...ESPECIALLY THROUGH NOON.
WINDS WILL BEGIN TO THIS AFTERNOON AND ARE EXPECTED TO FALL BELOW
WIND ADVISORY CRITERIA AFTER THE MID AFTERNOON HOURS AS THE COLD
FRONT APPROACHES.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION...ESPECIALLY ON EAST WEST ROADS.

$$
3 follow-up statements
000 
WWUS73 KDMX 161007
NPWDMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
507 AM CDT WED APR 16 2008

.A STRONG LOW PRESSURE WILL LIFT NORTH FROM NEBRASKA...AND BE
OVER LAKE SUPERIOR BY THIS EVENING. A TRAILING COLD FRONT WILL
MOVE INTO IOWA THIS AFTERNOON. STRONG WINDS ARE EXPECTED IN
ADVANCE OF THE COLD FRONT TODAY.

IAZ005>007-016-017-023>028-033>039-044>050-057>061-070>074-
081>084-092>094-161700-
/O.EXB.KDMX.WI.Y.0007.080416T1007Z-080416T1700Z/
KOSSUTH-WINNEBAGO-WORTH-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-CASS-ADAIR-MADISON-WARREN-
MARION-ADAMS-UNION-CLARKE-LUCAS-TAYLOR-RINGGOLD-DECATUR-
INCLUDING THE CITIES OF...ALGONA...FOREST CITY...NORTHWOOD...
GARNER...MASON CITY...POCAHONTAS...HUMBOLDT...CLARION...HAMPTON...
ALLISON...WAVERLY...SAC CITY...ROCKWELL CITY...FORT DODGE...
WEBSTER CITY...ELDORA...GRUNDY CENTER...WATERLOO...DENISON...
CARROLL...JEFFERSON...BOONE...AMES...MARSHALLTOWN...TOLEDO...
AUDUBON...GUTHRIE CENTER...ADEL...DES MOINES...NEWTON...
ATLANTIC...GREENFIELD...WINTERSET...INDIANOLA...KNOXVILLE...
CORNING...CRESTON...OSCEOLA...CHARITON...BEDFORD...MOUNT AYR...
LEON
507 AM CDT WED APR 16 2008

...WIND ADVISORY IN EFFECT UNTIL NOON CDT TODAY...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL NOON CDT TODAY. 

SOUTH WINDS OF 25 TO 35 MPH ARE EXPECTED ACROSS THE AREA THIS
MORNING. A FEW GUSTS TO AROUND 50 MPH ARE POSSIBLE THROUGH THE MID
MORNING HOURS. WINDS WILL BEGIN TO TOWARD NOON AS THE COLD FRONT
APPROACHES THE AREA. WIND SPEEDS WILL FALL BELOW WIND ADVISORY
CRITERIA BY THE EARLY AFTERNOON.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION...
ESPECIALLY ON EAST WEST ROADS.

$$

IAZ062-075-085-086-095>097-161815-
/O.CON.KDMX.WI.Y.0007.080416T1400Z-080416T2000Z/
POWESHIEK-MAHASKA-MONROE-WAPELLO-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...GRINNELL...OSKALOOSA...ALBIA...
OTTUMWA...CORYDON...CENTERVILLE...BLOOMFIELD
507 AM CDT WED APR 16 2008

...WIND ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 3 PM
CDT THIS AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 3 PM
CDT THIS AFTERNOON. 

SOUTH WINDS OF 25 TO 30 MPH ARE EXPECTED ACROSS THE AREA TODAY. A
FEW GUSTS TO AROUND 45 MPH ARE POSSIBLE...ESPECIALLY THROUGH
NOON. WINDS WILL BEGIN TO THIS AFTERNOON AND ARE EXPECTED TO FALL
BELOW WIND ADVISORY CRITERIA AFTER THE MID AFTERNOON HOURS AS THE
COLD FRONT APPROACHES.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION...
ESPECIALLY ON EAST WEST ROADS.

$$
000 
WWUS73 KDMX 161633
NPWDMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
1133 AM CDT WED APR 16 2008

.A STRONG LOW PRESSURE OVER THE NORTHERN PLAINS WILL MOVE EAST
THIS AFTERNOON AND DRAG A COLD FRONT INTO CENTRAL IOWA BY THIS
EVENING. A STRONG SOUTHERLY WIND AHEAD OF THIS SYSTEM WILL
CONTINUE TO AFFECT PARTS OF CENTRAL...SOUTHERN AND EASTERN
IOWA...MAINLY EAST OF INTERSTATE 35 AND SOUTH OF HIGHWAY 30.

IAZ005-006-016-023>025-033>035-044>047-161745-
/O.CAN.KDMX.WI.Y.0007.000000T0000Z-080416T1700Z/
KOSSUTH-WINNEBAGO-HANCOCK-POCAHONTAS-HUMBOLDT-WRIGHT-SAC-CALHOUN-
WEBSTER-CRAWFORD-CARROLL-GREENE-BOONE-
INCLUDING THE CITIES OF...ALGONA...FOREST CITY...GARNER...
POCAHONTAS...HUMBOLDT...CLARION...SAC CITY...ROCKWELL CITY...
FORT DODGE...DENISON...CARROLL...JEFFERSON...BOONE
1133 AM CDT WED APR 16 2008

...WIND ADVISORY IS CANCELLED...

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

ALTHOUGH A SOUTH OR SOUTHWESTERLY WIND WILL CONTINUE OVER THE AREA
AT 15 TO 30 MPH...THESE WIND SPEEDS WILL NOT MEET ADVISORY CRITERIA.
AS A RESULT...THE NATIONAL WEATHER SERVICE HAS CANCELED THE WIND
ADVISORY FOR A GOOD PORTION OF NORTHWEST IOWA.

$$

IAZ007-017-026>028-036>039-048>050-057>061-070>074-081>084-
092>094-162000-
/O.EXT.KDMX.WI.Y.0007.000000T0000Z-080416T2000Z/
WORTH-CERRO GORDO-FRANKLIN-BUTLER-BREMER-HAMILTON-HARDIN-GRUNDY-
BLACK HAWK-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-
CASS-ADAIR-MADISON-WARREN-MARION-ADAMS-UNION-CLARKE-LUCAS-TAYLOR-
RINGGOLD-DECATUR-
INCLUDING THE CITIES OF...NORTHWOOD...MASON CITY...HAMPTON...
ALLISON...WAVERLY...WEBSTER CITY...ELDORA...GRUNDY CENTER...
WATERLOO...AMES...MARSHALLTOWN...TOLEDO...AUDUBON...
GUTHRIE CENTER...ADEL...DES MOINES...NEWTON...ATLANTIC...
GREENFIELD...WINTERSET...INDIANOLA...KNOXVILLE...CORNING...
CRESTON...OSCEOLA...CHARITON...BEDFORD...MOUNT AYR...LEON
1133 AM CDT WED APR 16 2008

...WIND ADVISORY NOW IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON.

A SOUTH WIND AT 20 TO 35 MPH WITH GUSTS TO 45 MPH WILL PERSIST
OVER THE AREA THROUGH MID AFTERNOON. THE WIND WILL CONTINUE TO BE
STRONG PAST THE NOON HOUR PROMPTING THE ADVISORY TO BE EXTENDED IN
TIME UNTIL 3 PM. HOWEVER...THE WIND WILL BEGIN TO DECREASE EARLY
THIS AFTERNOON AND IS EXPECTED TO BE BELOW ADVISORY CRITERIA BY
3 PM.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION...
ESPECIALLY ON EAST WEST ROADS.

$$

IAZ062-075-085-086-095>097-162000-
/O.CON.KDMX.WI.Y.0007.000000T0000Z-080416T2000Z/
POWESHIEK-MAHASKA-MONROE-WAPELLO-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...GRINNELL...OSKALOOSA...ALBIA...
OTTUMWA...CORYDON...CENTERVILLE...BLOOMFIELD
1133 AM CDT WED APR 16 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM CDT THIS AFTERNOON. 

A STRONG SOUTHWEST WIND AT 20 TO 35 MPH WITH GUSTS TO 45 MPH WILL
CONTINUE OVER THE AREA THROUGH MUCH OF THE AFTERNOON. THE WIND
WILL REMAIN BRISK AND GUSTY THROUGH EARLY EVENING BUT IS
EXPECTED TO DROP BELOW ADVISORY CRITERIA AFTER 3 PM.

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION...
ESPECIALLY ON EAST WEST ROADS.

$$

FAB
000 
WWUS73 KDMX 162002
NPWDMX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
302 PM CDT WED APR 16 2008

.THE WIND HAS DIMINISHED OVER CENTRAL IOWA TO BELOW ADVISORY CRITERIA.

IAZ007-017-026>028-036>039-048>050-057>062-070>075-081>086-
092>097-162115-
/O.CAN.KDMX.WI.Y.0007.000000T0000Z-080416T2000Z/
WORTH-CERRO GORDO-FRANKLIN-BUTLER-BREMER-HAMILTON-HARDIN-GRUNDY-
BLACK HAWK-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-
POWESHIEK-CASS-ADAIR-MADISON-WARREN-MARION-MAHASKA-ADAMS-UNION-
CLARKE-LUCAS-MONROE-WAPELLO-TAYLOR-RINGGOLD-DECATUR-WAYNE-
APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...NORTHWOOD...MASON CITY...HAMPTON...
ALLISON...WAVERLY...WEBSTER CITY...ELDORA...GRUNDY CENTER...
WATERLOO...AMES...MARSHALLTOWN...TOLEDO...AUDUBON...
GUTHRIE CENTER...ADEL...DES MOINES...NEWTON...GRINNELL...
ATLANTIC...GREENFIELD...WINTERSET...INDIANOLA...KNOXVILLE...
OSKALOOSA...CORNING...CRESTON...OSCEOLA...CHARITON...ALBIA...
OTTUMWA...BEDFORD...MOUNT AYR...LEON...CORYDON...CENTERVILLE...
BLOOMFIELD
302 PM CDT WED APR 16 2008

...WIND ADVISORY IS CANCELLED...

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

A SOUTHWEST WIND HAS DIMINISHED TO 15 TO 30 MPH OVER THE ADVISORY
AREA. WHILE THIS IS STILL QUITE BREEZY...THESE SPEEDS ARE BELOW
ADVISORY CRITERIA SO THE WIND ADVISORY WILL BE ALLOWED TO EXPIRE.
A BRISK WIND CAN BE EXPECTED THROUGH EARLY EVENING.

$$

FAB

Nearby

Wind Advisories in Iowa, 2008Every wind advisory in 2008

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.