Alert archive / Iowa / Wind Chill Warnings in 2008

Wind Chill Warning 2, NWS Des Moines, IA

February 9, 200826 counties in Iowa

NWS Des Moines, IA issued this wind chill warning at Feb 9, 2008, 3:55 AM CST for 26 counties in Iowa. It took effect at Feb 9, 2008, 3:41 PM CST. It was in force for 20 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 9, 2008, 3:55 AM CST (09:55 UTC)
In effect from
Feb 9, 2008, 3:41 PM CST
Expired
Feb 10, 2008, 12:00 PM CST
In force
20 hr
Issued by
NWS Des Moines, IA
All 26 counties

Black Hawk County, IA, Boone County, IA, Bremer County, IA, Butler County, IA, Calhoun County, IA, Carroll County, IA, Cerro Gordo County, IA, Emmet County, IA, Franklin County, IA, Greene County, IA, Grundy County, IA, Hamilton County, IA, Hancock County, IA, Hardin County, IA, Humboldt County, IA, Kossuth County, IA, Marshall County, IA, Palo Alto County, IA, Pocahontas County, IA, Sac County, IA, Story County, IA, Tama County, IA, Webster County, IA, Winnebago County, IA, Worth County, IA, Wright County, IA

The radar

The Des Moines radar (KDMX), 99 km from the middle of the area, began a volume at 09:58 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

Minneapolis, MN (KMPX), launched 00:00Z, 9.9 hours before the alert went out and 248 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, Minneapolis, MN at 00:00Z on 2008-02-09Temperature 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, Minneapolis, MN at 00:00Z on 2008-02-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 square meters per square second.193958Sfc1 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
671 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
35 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 
WWUS43 KDMX 090955
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
355 AM CST SAT FEB 9 2008

...BLOWING SNOW AND BITTERLY COLD CONDITIONS EXPECTED ACROSS
NORTHERN IOWA THIS AFTERNOON INTO SUNDAY...

.A COLD FRONT WILL SWEEP SOUTH ACROSS IOWA TODAY ACCOMPANIED BY
MINOR SNOW ACCUMULATION. STRONG NORTHWEST WINDS BEHIND THE FRONT
WILL PRODUCE BLOWING SNOW THIS AFTERNOON AND TONIGHT...ALONG WITH
BITTERLY COLD WIND CHILLS THROUGH SUNDAY MORNING. 

IAZ004>007-016-017-091800-
/O.UPG.KDMX.WC.A.0001.080210T0600Z-080210T1800Z/
/O.NEW.KDMX.WC.W.0002.080210T0600Z-080210T1800Z/
/O.CON.KDMX.WW.Y.0005.080209T1800Z-080210T0600Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-HANCOCK-CERRO GORDO-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
NORTHWOOD...GARNER...MASON CITY
355 AM CST SAT FEB 9 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO
MIDNIGHT CST TONIGHT...
...WIND CHILL WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM
CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND
CHILL WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM
CST SUNDAY. THE WIND CHILL WATCH IS NO LONGER IN EFFECT. A WINTER
WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO MIDNIGHT
CST TONIGHT. 

SCATTERED LIGHT SNOW IS EXPECTED TODAY ALONG AND NORTH OF HIGHWAY
3...ALTHOUGH LITTLE TO NO ACCUMULATION IS EXPECTED. HOWEVER...A VERY
STRONG NORTHWEST WIND WILL INCREASE BY THIS AFTERNOON AND
CONTINUE THROUGH THE EVENING HOURS. EXPECT SUSTAINED WIND SPEEDS
OF 20 TO 30 MPH...WITH GUSTS AROUND 45 MPH AT TIMES. THE WIND WILL
CAUSE SIGNIFICANT BLOWING OF THE RECENT SNOW PACK AND REDUCED
VISIBILITIES. WINDS WILL DIMINISH SOMEWHAT AFTER MIDNIGHT...BUT
WILL STILL BE STRONG ENOUGH TO PRODUCE DANGEROUS WIND CHILL VALUES
OF 30 TO 40 DEGREES BELOW ZERO LATE TONIGHT INTO SUNDAY MORNING.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF STRONG WINDS AND
BLOWING SNOW WILL REDUCE VISIBILITIES AND MAKE TRAVEL
DIFFICULT.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

IAZ015-023>028-091800-
/O.NEW.KDMX.WC.W.0002.080210T0600Z-080210T1800Z/
/O.CON.KDMX.WW.Y.0005.080209T1800Z-080210T0600Z/
PALO ALTO-POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-
INCLUDING THE CITIES OF...EMMETSBURG...POCAHONTAS...HUMBOLDT...
CLARION...HAMPTON...ALLISON...WAVERLY
355 AM CST SAT FEB 9 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO
MIDNIGHT CST TONIGHT...
...WIND CHILL WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM
CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND
CHILL WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM
CST SUNDAY. A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON
TODAY TO MIDNIGHT CST TONIGHT. 

SCATTERED LIGHT SNOW IS EXPECTED TODAY ALONG AND NORTH OF HIGHWAY
3...ALTHOUGH LITTLE TO NO ACCUMULATION IS EXPECTED. HOWEVER...A VERY
STRONG NORTHWEST WIND WILL INCREASE BY THIS AFTERNOON AND
CONTINUE THROUGH THE EVENING HOURS. EXPECT SUSTAINED WIND SPEEDS
OF 20 TO 30 MPH...WITH GUSTS AROUND 45 MPH AT TIMES. THE WIND WILL
CAUSE SIGNIFICANT BLOWING OF THE RECENT SNOW PACK AND REDUCED
VISIBILITIES. WINDS WILL DIMINISH SOMEWHAT AFTER MIDNIGHT...BUT
WILL STILL BE STRONG ENOUGH TO PRODUCE DANGEROUS WIND CHILL VALUES
OF 30 TO 40 DEGREES BELOW ZERO LATE TONIGHT INTO SUNDAY MORNING.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF STRONG WINDS AND
BLOWING SNOW WILL REDUCE VISIBILITIES AND MAKE TRAVEL DIFFICULT.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

IAZ035>039-047>050-091800-
/O.NEW.KDMX.WC.W.0002.080210T0600Z-080210T1800Z/
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-BOONE-STORY-MARSHALL-
TAMA-
INCLUDING THE CITIES OF...FORT DODGE...WEBSTER CITY...ELDORA...
GRUNDY CENTER...WATERLOO...BOONE...AMES...MARSHALLTOWN...TOLEDO
355 AM CST SAT FEB 9 2008

...WIND CHILL WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM
CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND
CHILL WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM
CST SUNDAY. 

STRONG NORTHWEST WINDS AT 15 TO 25 MPH ARE EXPECTED LATE TONIGHT
WITH SOME GRADUAL DECREASE INTO SUNDAY MORNING. IN ADDITION...
TEMPERATURES ARE EXPECTED TO DROP WELL BELOW ZERO OVERNIGHT. THE
COMBINATION OF THE COLD TEMPERATURES AND WINDS WILL LEAD TO WIND
CHILL VALUES OF 30 TO 35 BELOW ZERO LATE TONIGHT INTO SUNDAY
MORNING. SOME IMPROVEMENT IS SEEN BY MIDDAY SUNDAY AS TEMPERATURES
BEGIN TO WARM AND THE WINDS CONTINUE TO WEAKEN.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

IAZ033-034-044>046-057>062-070>075-081>086-092>097-091800-
/O.NEW.KDMX.WC.Y.0007.080210T0600Z-080210T1800Z/
SAC-CALHOUN-CRAWFORD-CARROLL-GREENE-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...SAC CITY...ROCKWELL CITY...DENISON...
CARROLL...JEFFERSON...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
355 AM CST SAT FEB 9 2008

...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM
CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY. 

WINDS OF 15 TO 20 MPH ARE EXPECTED LATE TONIGHT WITH SOME GRADUAL
WEAKENING INTO SUNDAY MORNING. IN ADDITION...TEMPERATURES WILL BE
AROUND ZERO IF NOT SLIGHTLY BELOW BY LATE TONIGHT. THE COMBINATION
OF THE COLD AIR AND WINDS WILL PUSH WIND CHILLS TO BETWEEN 20 AND 30
BELOW ZERO LATE TONIGHT INTO SUNDAY MORNING. SOME IMPROVEMENT IS
EXPECTED BY MIDDAY SUNDAY AS SOME SLIGHT WARMING OCCURS ALONG WITH
THE GRADUAL DECREASE IN WIND SPEEDS. 

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

$$

COGIL
7 follow-up statements
000 
WWUS43 KDMX 091655
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
1055 AM CST SAT FEB 9 2008

...BLOWING SNOW AND BITTERLY COLD CONDITIONS EXPECTED ACROSS
NORTHERN IOWA THIS AFTERNOON INTO SUNDAY...

.A COLD FRONT WILL SWEEP SOUTHEAST ACROSS IOWA TODAY ACCOMPANIED BY
MINOR SNOW ACCUMULATION. STRONG NORTHWEST WINDS BEHIND THE FRONT
WILL PRODUCE BLOWING SNOW THIS AFTERNOON AND TONIGHT...ALONG WITH
BITTERLY COLD WIND CHILLS THROUGH SUNDAY MORNING.

IAZ004>007-015>017-023>028-100100-
/O.CON.KDMX.WC.W.0002.080210T0600Z-080210T1800Z/
/O.CON.KDMX.WW.Y.0005.080209T1800Z-080210T0600Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
NORTHWOOD...EMMETSBURG...GARNER...MASON CITY...POCAHONTAS...
HUMBOLDT...CLARION...HAMPTON...ALLISON...WAVERLY
1055 AM CST SAT FEB 9 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY...

A WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY. A WINTER WEATHER ADVISORY REMAINS IN EFFECT
UNTIL MIDNIGHT CST TONIGHT. 

AREAS OF LIGHT SNOW ARE EXPECTED TODAY NEAR AND NORTH OF HIGHWAY
18...ALTHOUGH LITTLE TO NO ACCUMULATION IS EXPECTED. HOWEVER...A
STRONG NORTHWEST WIND WILL INCREASE BY THIS AFTERNOON AND
CONTINUE THROUGH THE EVENING HOURS. EXPECT SUSTAINED WIND SPEEDS
OF 20 TO 30 MPH...WITH GUSTS AROUND 45 MPH AT TIMES. THE WIND WILL
CAUSE SIGNIFICANT BLOWING OF THE RECENT SNOW PACK AND REDUCED
VISIBILITY. WINDS WILL DIMINISH SOMEWHAT AFTER MIDNIGHT...BUT
WILL STILL BE STRONG ENOUGH TO PRODUCE DANGEROUS WIND CHILL VALUES
OF 30 TO 40 DEGREES BELOW ZERO LATE TONIGHT INTO SUNDAY MORNING.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF STRONG WINDS AND
BLOWING SNOW WILL REDUCE VISIBILITY AND MAKE TRAVEL DIFFICULT.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

IAZ035>039-047>050-100100-
/O.CON.KDMX.WC.W.0002.080210T0600Z-080210T1800Z/
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-BOONE-STORY-MARSHALL-
TAMA-
INCLUDING THE CITIES OF...FORT DODGE...WEBSTER CITY...ELDORA...
GRUNDY CENTER...WATERLOO...BOONE...AMES...MARSHALLTOWN...TOLEDO
1055 AM CST SAT FEB 9 2008

...WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY...

A WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY. 

NORTHWEST WINDS AT 15 TO 25 MPH ARE EXPECTED LATE TONIGHT WITH
SOME GRADUAL DECREASE INTO SUNDAY MORNING. IN ADDITION...
TEMPERATURES ARE EXPECTED TO DROP WELL BELOW ZERO OVERNIGHT. THE
COMBINATION OF THE COLD TEMPERATURES AND WINDS WILL LEAD TO WIND
CHILL INDEX VALUES OF 30 TO 35 BELOW ZERO LATE TONIGHT INTO SUNDAY
MORNING. SOME IMPROVEMENT IS SEEN BY MIDDAY SUNDAY AS TEMPERATURES
BEGIN TO WARM AND THE WINDS CONTINUE TO WEAKEN.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

IAZ033-034-044>046-057>062-070>075-081>086-092>097-100100-
/O.CON.KDMX.WC.Y.0007.080210T0600Z-080210T1800Z/
SAC-CALHOUN-CRAWFORD-CARROLL-GREENE-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...SAC CITY...ROCKWELL CITY...DENISON...
CARROLL...JEFFERSON...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
1055 AM CST SAT FEB 9 2008

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY. 

A NORTHWEST WIND OF 15 TO 20 MPH IS EXPECTED LATE TONIGHT WITH
SOME GRADUAL WEAKENING INTO SUNDAY MORNING. IN ADDITION...TEMPERATURES
WILL BE AROUND ZERO IF NOT SLIGHTLY BELOW BY LATE TONIGHT. THE
COMBINATION OF THE COLD AIR AND WIND WILL PUSH WIND CHILL INDEX
VALUES TO BETWEEN 20 AND 30 BELOW ZERO LATE TONIGHT INTO SUNDAY
MORNING. SOME IMPROVEMENT IS EXPECTED BY MIDDAY SUNDAY AS SOME
SLIGHT WARMING OCCURS ALONG WITH THE GRADUAL DECREASE IN WIND
SPEEDS.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

$$

MOYER
000 
WWUS43 KDMX 092141
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
341 PM CST SAT FEB 9 2008

...BITTERLY COLD CONDITIONS EXPECTED ACROSS CENTRAL IOWA THROUGH
SUNDAY MORNING...

.AN ARCTIC AIRMASS WILL SETTLE OVER THE REGION TONIGHT ON GUSTY
NORTHWEST WINDS. ALTHOUGH SOME BLOWING SNOW MAY STILL OCCUR ACROSS
NORTHERN IOWA THIS EVENING...THE MAIN HAZARD TONIGHT WILL BE THE
DANGEROUSLY COLD WIND CHILL READINGS.

IAZ033-034-045-046-100545-
/O.UPG.KDMX.WC.Y.0007.080210T0600Z-080210T1800Z/
/O.EXA.KDMX.WC.W.0002.080210T0600Z-080210T1800Z/
SAC-CALHOUN-CARROLL-GREENE-
INCLUDING THE CITIES OF...SAC CITY...ROCKWELL CITY...CARROLL...
JEFFERSON
341 PM CST SAT FEB 9 2008

...WIND CHILL WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM
CST SUNDAY...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND
CHILL WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 12 PM
CST SUNDAY. THE WIND CHILL ADVISORY IS NO LONGER IN EFFECT. 

SUSTAINED WIND SPEEDS OF 20 TO 30 MPH AND GUSTY THIS EVENING WILL
PRODUCE WIND CHILL READINGS OF 15 BELOW TO 25 BELOW ZERO. WINDS
WILL SLOWLY DIMINISH SOME AFTER MIDNIGHT...BUT WILL STILL BE
STRONG ENOUGH TO PRODUCE LIFE THREATENING WIND CHILL INDEX VALUES OF 25
BELOW TO 35 BELOW ZERO LATE TONIGHT INTO SUNDAY MORNING. SOME
IMPROVEMENT IS SEEN BY MIDDAY SUNDAY AS TEMPERATURES BEGIN TO WARM
AND THE WINDS CONTINUE TO WEAKEN.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

IAZ004>007-015>017-023>028-100545-
/O.CON.KDMX.WC.W.0002.080210T0600Z-080210T1800Z/
/O.CON.KDMX.WW.Y.0005.000000T0000Z-080210T0600Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
NORTHWOOD...EMMETSBURG...GARNER...MASON CITY...POCAHONTAS...
HUMBOLDT...CLARION...HAMPTON...ALLISON...WAVERLY
341 PM CST SAT FEB 9 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY...

A WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY. A WINTER WEATHER ADVISORY REMAINS IN EFFECT
UNTIL MIDNIGHT CST TONIGHT. 

SUSTAINED WIND SPEEDS OF 25 TO 35 MPH...WITH GUSTS AROUND 45 MPH
AT TIMES...WILL CONTINUE LATE THIS AFTERNOON...THEN SETTLE BACK TO
20 TO 30 MPH AND GUSTY TONIGHT. AREAS OF BLOWING SNOW WILL OCCUR
IN OPEN AREAS AND CAUSE SLICK SPOTS ON ROADS AS WELL AS REDUCED
VISIBILITY. WIND CHILL READINGS THIS EVENING WILL FALL INTO THE
20S BELOW ZERO. WINDS WILL SLOWLY DIMINISH SOME AFTER
MIDNIGHT...BUT WILL STILL BE STRONG ENOUGH TO PRODUCE LIFE THREATENING
WIND CHILL INDEX VALUES OF 30 BELOW TO 40 BELOW ZERO LATE TONIGHT
INTO SUNDAY MORNING. SOME IMPROVEMENT IS SEEN BY MIDDAY SUNDAY AS
TEMPERATURES BEGIN TO WARM AND THE WINDS CONTINUE TO WEAKEN.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF STRONG WINDS AND
BLOWING SNOW WILL REDUCE VISIBILITY AND MAKE TRAVEL DIFFICULT.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

IAZ035>039-047>050-100545-
/O.CON.KDMX.WC.W.0002.080210T0600Z-080210T1800Z/
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-BOONE-STORY-MARSHALL-
TAMA-
INCLUDING THE CITIES OF...FORT DODGE...WEBSTER CITY...ELDORA...
GRUNDY CENTER...WATERLOO...BOONE...AMES...MARSHALLTOWN...TOLEDO
341 PM CST SAT FEB 9 2008

...WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY...

A WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY. 

SUSTAINED WIND SPEEDS OF 20 TO 30 MPH AND GUSTY THIS EVENING WILL
PRODUCE WIND CHILL READINGS OF 15 BELOW TO 25 BELOW ZERO. WINDS
WILL SLOWLY DIMINISH SOME AFTER MIDNIGHT...BUT WILL STILL BE
STRONG ENOUGH TO PRODUCE LIFE THREATENING WIND CHILL INDEX VALUES
OF 30 BELOW TO 35 BELOW ZERO LATE TONIGHT INTO SUNDAY MORNING.
SOME IMPROVEMENT IS SEEN BY MIDDAY SUNDAY AS TEMPERATURES BEGIN TO
WARM AND THE WINDS CONTINUE TO WEAKEN.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

IAZ044-057>062-070>075-081>086-092>097-100545-
/O.CON.KDMX.WC.Y.0007.080210T0600Z-080210T1800Z/
CRAWFORD-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...DENISON...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
341 PM CST SAT FEB 9 2008

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY. 

SUSTAINED WIND SPEEDS OF 15 TO 25 MPH AFTER MIDNIGHT COMBINED WITH
TEMPERATURES DROPPING BELOW ZERO...WILL PRODUCE DANGEROUS WIND CHILL
INDEX VALUES OF 20 BELOW TO 30 BELOW ZERO LATE TONIGHT INTO SUNDAY
MORNING. SOME IMPROVEMENT IS SEEN BY MIDDAY SUNDAY AS TEMPERATURES
BEGIN TO WARM AND THE WINDS CONTINUE TO WEAKEN.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

$$

MOYER
000 
WWUS43 KDMX 100253
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
853 PM CST SAT FEB 9 2008

.AN ARCTIC AIRMASS WILL SETTLE OVER THE REGION TONIGHT ON GUSTY
NORTHWEST WINDS. ALTHOUGH SOME BLOWING SNOW MAY STILL OCCUR ACROSS
NORTHERN IOWA THIS EVENING...THE MAIN HAZARD TONIGHT WILL BE THE
DANGEROUSLY COLD WIND CHILL READINGS.

IAZ004>007-015>017-023>028-101100-
/O.CON.KDMX.WC.W.0002.080210T0600Z-080210T1800Z/
/O.CON.KDMX.WW.Y.0005.000000T0000Z-080210T0600Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
NORTHWOOD...EMMETSBURG...GARNER...MASON CITY...POCAHONTAS...
HUMBOLDT...CLARION...HAMPTON...ALLISON...WAVERLY
853 PM CST SAT FEB 9 2008

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY...

A WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY. A WINTER WEATHER ADVISORY REMAINS IN EFFECT
UNTIL MIDNIGHT CST TONIGHT. 

SUSTAINED WIND SPEEDS OF 20 TO 25 MPH...WITH GUSTS TO AROUND 40 MPH
AT TIMES...WILL CONTINUE THROUGH THE REST OF THE EVENING. PATCHY
BLOWING SNOW WILL BE POSSIBLE IN OPEN AREAS...BUT THE MAIN PROBLEM
WITH BE WITH DRIFTING SNOW RE-FREEZING ON ROAD SURFACES. WIND
CHILL READINGS THIS EVENING WILL FALL INTO THE 20S BELOW ZERO.
WINDS WILL SLOWLY DIMINISH SOME AFTER MIDNIGHT...BUT WILL STILL BE
STRONG ENOUGH TO PRODUCE LIFE THREATENING WIND CHILL INDEX VALUES
OF 30 BELOW TO 40 BELOW ZERO LATE TONIGHT INTO SUNDAY MORNING.
SOME IMPROVEMENT IS SEEN BY MIDDAY SUNDAY AS TEMPERATURES BEGIN TO
WARM AND THE WINDS CONTINUE TO WEAKEN.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF STRONG WINDS AND
BLOWING SNOW WILL REDUCE VISIBILITY AND MAKE TRAVEL DIFFICULT.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

IAZ033>039-045>050-101100-
/O.CON.KDMX.WC.W.0002.080210T0600Z-080210T1800Z/
SAC-CALHOUN-WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-CARROLL-
GREENE-BOONE-STORY-MARSHALL-TAMA-
INCLUDING THE CITIES OF...SAC CITY...ROCKWELL CITY...FORT DODGE...
WEBSTER CITY...ELDORA...GRUNDY CENTER...WATERLOO...CARROLL...
JEFFERSON...BOONE...AMES...MARSHALLTOWN...TOLEDO
853 PM CST SAT FEB 9 2008

...WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY...

A WIND CHILL WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY. 

SUSTAINED WIND SPEEDS OF 20 TO 25 MPH AND GUSTY THIS EVENING WILL
PRODUCE WIND CHILL READINGS OF 15 BELOW TO 25 BELOW ZERO. WINDS
WILL SLOWLY DIMINISH SOME AFTER MIDNIGHT...BUT WILL STILL BE
STRONG ENOUGH TO PRODUCE LIFE THREATENING WIND CHILL INDEX VALUES
OF 25 BELOW TO 35 BELOW ZERO LATE TONIGHT INTO SUNDAY MORNING.
SOME IMPROVEMENT IS SEEN BY MIDDAY SUNDAY AS TEMPERATURES BEGIN TO
WARM AND THE WINDS CONTINUE TO WEAKEN.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

IAZ044-057>062-070>075-081>086-092>097-101100-
/O.CON.KDMX.WC.Y.0007.080210T0600Z-080210T1800Z/
CRAWFORD-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...DENISON...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
853 PM CST SAT FEB 9 2008

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
12 PM CST SUNDAY. 

SUSTAINED WIND SPEEDS OF 15 TO 25 MPH AFTER MIDNIGHT COMBINED
WITH TEMPERATURES DROPPING BELOW ZERO...WILL PRODUCE DANGEROUS
WIND CHILL INDEX VALUES OF 20 BELOW TO 30 BELOW ZERO LATE TONIGHT
INTO SUNDAY MORNING. SOME IMPROVEMENT IS SEEN BY MIDDAY SUNDAY AS
TEMPERATURES BEGIN TO WARM AND THE WINDS CONTINUE TO WEAKEN.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

$$
000 
WWUS43 KDMX 100547
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
1147 PM CST SAT FEB 9 2008

.AN ARCTIC AIRMASS WILL SETTLE OVER THE REGION TONIGHT ON GUSTY
NORTHWEST WINDS. WIND CHILL INDICES WILL FALL TO DANGEROUS
LEVELS...ESPECIALLY OVER NORTHERN IOWA.  

IAZ004>007-015>017-023>028-101400-
/O.EXP.KDMX.WW.Y.0005.000000T0000Z-080210T0600Z/
/O.CON.KDMX.WC.W.0002.080210T0600Z-080210T1800Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
NORTHWOOD...EMMETSBURG...GARNER...MASON CITY...POCAHONTAS...
HUMBOLDT...CLARION...HAMPTON...ALLISON...WAVERLY
1147 PM CST SAT FEB 9 2008

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY...
...WINTER WEATHER ADVISORY WILL EXPIRE AT MIDNIGHT CST TONIGHT...

THE WINTER WEATHER ADVISORY WILL EXPIRE AT MIDNIGHT CST TONIGHT.
A WIND CHILL WARNING REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY. 

SUSTAINED WIND SPEEDS OF 20 TO 25 MPH...WITH GUSTS TO AROUND 40
MPH AT TIMES...WILL CONTINUE THROUGH MUCH OF THE NIGHT. THIS WILL
CAUSE SOME DRIFTING OF SNOW...BUT WIDESPREAD BLOWING SNOW IS NO
LONGER EXPECTED. THESE WINDS WILL BE STRONG ENOUGH TO PRODUCE
LIFE THREATENING WIND CHILL INDEX VALUES OF 30 TO 35 BELOW ZERO
LATE TONIGHT INTO SUNDAY MORNING. SOME IMPROVEMENT IS SEEN BY
MIDDAY SUNDAY AS TEMPERATURES BEGIN TO WARM AND THE WINDS CONTINUE
TO WEAKEN.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

IAZ033>039-045>050-101400-
/O.CON.KDMX.WC.W.0002.080210T0600Z-080210T1800Z/
SAC-CALHOUN-WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-CARROLL-
GREENE-BOONE-STORY-MARSHALL-TAMA-
INCLUDING THE CITIES OF...SAC CITY...ROCKWELL CITY...FORT DODGE...
WEBSTER CITY...ELDORA...GRUNDY CENTER...WATERLOO...CARROLL...
JEFFERSON...BOONE...AMES...MARSHALLTOWN...TOLEDO
1147 PM CST SAT FEB 9 2008

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY...

A WIND CHILL WARNING REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY. 

SUSTAINED WIND SPEEDS OF 20 TO 25 MPH AND GUSTY WILL CONTINUE
THROUGH MUCH OF THE NIGHT. WINDS WILL DIMINISH SLOWLY TOWARD
MORNING...BUT WILL STILL BE STRONG ENOUGH TO PRODUCE LIFE
THREATENING WIND CHILL INDEX VALUES OF 30 TO 35 BELOW ZERO LATE
TONIGHT INTO SUNDAY MORNING. SOME IMPROVEMENT IS SEEN BY MIDDAY
SUNDAY AS TEMPERATURES BEGIN TO WARM AND THE WINDS CONTINUE TO
WEAKEN.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

IAZ044-057>062-070>075-081>086-092>097-101400-
/O.CON.KDMX.WC.Y.0007.080210T0600Z-080210T1800Z/
CRAWFORD-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...DENISON...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
1147 PM CST SAT FEB 9 2008

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 12 PM CST SUNDAY. 

SUSTAINED WIND SPEEDS OF 15 TO 25 MPH AFTER MIDNIGHT COMBINED
WITH TEMPERATURES DROPPING BELOW ZERO...WILL PRODUCE DANGEROUS
WIND CHILL INDEX VALUES OF 20 BELOW TO 30 BELOW ZERO LATE TONIGHT
INTO SUNDAY MORNING. SOME IMPROVEMENT IS SEEN BY MIDDAY SUNDAY AS
TEMPERATURES BEGIN TO WARM AND THE WINDS CONTINUE TO WEAKEN.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

$$
000 
WWUS43 KDMX 100948
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
348 AM CST SUN FEB 10 2008

.AN ARCTIC AIRMASS WILL SETTLE OVER THE REGION THIS MORNING ON
GUSTY NORTHWEST WINDS. WIND CHILL INDICES WILL FALL TO DANGEROUS
LEVELS...ESPECIALLY OVER NORTHERN IOWA.

IAZ004>007-015>017-023>028-033>039-045>050-101800-
/O.CON.KDMX.WC.W.0002.000000T0000Z-080210T1800Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-SAC-CALHOUN-
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-CARROLL-GREENE-BOONE-
STORY-MARSHALL-TAMA-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
NORTHWOOD...EMMETSBURG...GARNER...MASON CITY...POCAHONTAS...
HUMBOLDT...CLARION...HAMPTON...ALLISON...WAVERLY...SAC CITY...
ROCKWELL CITY...FORT DODGE...WEBSTER CITY...ELDORA...
GRUNDY CENTER...WATERLOO...CARROLL...JEFFERSON...BOONE...AMES...
MARSHALLTOWN...TOLEDO
348 AM CST SUN FEB 10 2008

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY. 

SUSTAINED WIND SPEEDS OF 15 TO 25 MPH WITH HIGHER GUSTS WILL
CONTINUE THROUGH THE MORNING. THIS WILL PRODUCE LIFE THREATENING
WIND CHILL INDEX VALUES OF 30 TO 35 BELOW ZERO THROUGH THE MORNING.
SOME IMPROVEMENT IS SEEN BY MIDDAY SUNDAY AS TEMPERATURES BEGIN TO
WARM AND THE WINDS CONTINUE TO WEAKEN.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

IAZ044-057>062-070>075-081>086-092>097-101800-
/O.CON.KDMX.WC.Y.0007.000000T0000Z-080210T1800Z/
CRAWFORD-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...DENISON...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
348 AM CST SUN FEB 10 2008

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY. 

SUSTAINED WIND SPEEDS OF 15 TO 25 MPH WITH HIGHER GUSTS WILL
CONTINUE THROUGH THE MORNING. THE COMBINATION OF THESE WINDS AND
THE COLD AIR WILL PRODUCE DANGEROUS WIND CHILL INDEX VALUES OF 20
BELOW TO 30 BELOW ZERO THIS MORNING. SOME IMPROVEMENT IS SEEN BY
MIDDAY SUNDAY AS TEMPERATURES BEGIN TO WARM AND THE WINDS CONTINUE
TO WEAKEN.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

$$

CC
000 
WWUS43 KDMX 101706
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
1106 AM CST SUN FEB 10 2008

IAZ046-047-101815-
/O.CAN.KDMX.WC.W.0002.000000T0000Z-080210T1800Z/
/O.EXA.KDMX.WC.Y.0007.000000T0000Z-080210T1800Z/
GREENE-BOONE-
INCLUDING THE CITIES OF...JEFFERSON...BOONE
1106 AM CST SUN FEB 10 2008

...WIND CHILL ADVISORY IN EFFECT UNTIL NOON CST TODAY...
...WIND CHILL WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT UNTIL NOON CST TODAY. THE
WIND CHILL WARNING HAS BEEN CANCELLED. 

SUSTAINED WIND SPEEDS OF 15 TO 25 MPH WITH HIGHER GUSTS WILL
CONTINUE THROUGH THE MORNING. THE COMBINATION OF THESE WINDS AND
THE COLD AIR WILL PRODUCE DANGEROUS WIND CHILL INDEX VALUES OF 20
BELOW TO 25 BELOW ZERO THROUGH NOON. SOME IMPROVEMENT WILL OCCUR
DURING THE AFTERNOON AS TEMPERATURES SLOWLY WARM AND THE WIND CONTINUES
TO WEAKEN.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

$$

IAZ037-038-050-110000-
/O.CAN.KDMX.WC.W.0002.000000T0000Z-080210T1800Z/
/O.EXB.KDMX.WC.Y.0007.000000T0000Z-080211T0000Z/
HARDIN-GRUNDY-TAMA-
INCLUDING THE CITIES OF...ELDORA...GRUNDY CENTER...TOLEDO
1106 AM CST SUN FEB 10 2008

...WIND CHILL ADVISORY IN EFFECT UNTIL 6 PM CST THIS AFTERNOON...
...WIND CHILL WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON. THE WIND CHILL WARNING HAS BEEN CANCELLED. 

SUSTAINED WIND SPEEDS OF 15 TO 25 MPH WITH HIGHER GUSTS WILL
CONTINUE THROUGH THE AFTERNOON. THE COMBINATION OF THESE WINDS AND
THE COLD AIR WILL PRODUCE DANGEROUS WIND CHILL INDEX VALUES OF 20
BELOW TO 25 BELOW ZERO THROUGH THE AFTERNOON. 

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

$$

IAZ015-023-024-034>036-048-049-102200-
/O.CAN.KDMX.WC.W.0002.000000T0000Z-080210T1800Z/
/O.EXB.KDMX.WC.Y.0007.000000T0000Z-080210T2200Z/
PALO ALTO-POCAHONTAS-HUMBOLDT-CALHOUN-WEBSTER-HAMILTON-STORY-
MARSHALL-
INCLUDING THE CITIES OF...EMMETSBURG...POCAHONTAS...HUMBOLDT...
ROCKWELL CITY...FORT DODGE...WEBSTER CITY...AMES...MARSHALLTOWN
1106 AM CST SUN FEB 10 2008

...WIND CHILL ADVISORY IN EFFECT UNTIL 4 PM CST THIS AFTERNOON...
...WIND CHILL WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 4 PM CST THIS
AFTERNOON. THE WIND CHILL WARNING HAS BEEN CANCELLED. 

SUSTAINED WIND SPEEDS OF 15 TO 25 MPH WITH HIGHER GUSTS WILL
CONTINUE THROUGH MUCH OF THE AFTERNOON. THE COMBINATION OF THESE
WINDS AND THE COLD AIR WILL PRODUCE DANGEROUS WIND CHILL INDEX
VALUES OF 20 BELOW TO 25 BELOW ZERO THROUGH THE AFTERNOON.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

$$

IAZ033-045-101815-
/O.CAN.KDMX.WC.W.0002.000000T0000Z-080210T1800Z/
SAC-CARROLL-
INCLUDING THE CITIES OF...SAC CITY...CARROLL
1106 AM CST SUN FEB 10 2008

...WIND CHILL WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS CANCELLED THE WIND
CHILL WARNING. 

HOWEVER...THE AFTERNOON WILL STILL BE VERY COLD AND BREEZY WITH
WIND CHILL READINGS IN THE TEENS BELOW ZERO.

$$

IAZ044-057-058-070>072-081>084-092>097-101815-
/O.CAN.KDMX.WC.Y.0007.000000T0000Z-080210T1800Z/
CRAWFORD-AUDUBON-GUTHRIE-CASS-ADAIR-MADISON-ADAMS-UNION-CLARKE-
LUCAS-TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...DENISON...AUDUBON...GUTHRIE CENTER...
ATLANTIC...GREENFIELD...WINTERSET...CORNING...CRESTON...OSCEOLA...
CHARITON...BEDFORD...MOUNT AYR...LEON...CORYDON...CENTERVILLE...
BLOOMFIELD
1106 AM CST SUN FEB 10 2008

...WIND CHILL ADVISORY IS CANCELLED...

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

HOWEVER...THE AFTERNOON WILL STILL BE VERY COLD AND BREEZY WITH
WIND CHILL READINGS OF 5 BELOW TO 15 BELOW ZERO.

$$

IAZ004>007-016-017-025>028-039-110000-
/O.EXB.KDMX.WC.Y.0007.080210T1800Z-080211T0000Z/
/O.CON.KDMX.WC.W.0002.000000T0000Z-080210T1800Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-HANCOCK-CERRO GORDO-WRIGHT-FRANKLIN-
BUTLER-BREMER-BLACK HAWK-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
NORTHWOOD...GARNER...MASON CITY...CLARION...HAMPTON...ALLISON...
WAVERLY...WATERLOO
1106 AM CST SUN FEB 10 2008

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST TODAY...
...WIND CHILL ADVISORY IN EFFECT UNTIL 6 PM CST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON. A WIND CHILL WARNING REMAINS IN EFFECT UNTIL NOON CST
TODAY. 

SUSTAINED WIND SPEEDS OF 15 TO 25 MPH WITH HIGHER GUSTS WILL
CONTINUE THROUGH THE DAY. THE COMBINATION OF THESE WINDS AND
THE COLD AIR WILL PRODUCE DANGEROUS WIND CHILL INDEX VALUES OF
25 BELOW TO 35 BELOW ZERO THROUGH MIDDAY. THE WIND CHILL READINGS
WILL COME UP SOME FOR THE AFTERNOON BUT STILL BE THE DANGEROUS 20
BELOW TO 30 BELOW RANGE. 

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

$$

IAZ059>062-073>075-085-086-101815-
/O.CON.KDMX.WC.Y.0007.000000T0000Z-080210T1800Z/
DALLAS-POLK-JASPER-POWESHIEK-WARREN-MARION-MAHASKA-MONROE-WAPELLO-
INCLUDING THE CITIES OF...ADEL...DES MOINES...NEWTON...GRINNELL...
INDIANOLA...KNOXVILLE...OSKALOOSA...ALBIA...OTTUMWA
1106 AM CST SUN FEB 10 2008

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON CST TODAY. 

SUSTAINED WIND SPEEDS OF 15 TO 25 MPH WITH HIGHER GUSTS WILL
CONTINUE THROUGH NOON. THE COMBINATION OF THESE WINDS AND
THE COLD AIR WILL PRODUCE DANGEROUS WIND CHILL INDEX VALUES OF
20 BELOW TO 25 BELOW ZERO. SOME IMPROVEMENT IS SEEN BY MIDDAY
SUNDAY AS TEMPERATURES BEGIN TO WARM AND THE WINDS CONTINUE TO
WEAKEN.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

$$

MOYER
000 
WWUS43 KDMX 101803
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
1203 PM CST SUN FEB 10 2008

IAZ004>007-016-017-025>028-039-110000-
/O.EXP.KDMX.WC.W.0002.000000T0000Z-080210T1800Z/
/O.CON.KDMX.WC.Y.0007.000000T0000Z-080211T0000Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-HANCOCK-CERRO GORDO-WRIGHT-FRANKLIN-
BUTLER-BREMER-BLACK HAWK-
INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY...
NORTHWOOD...GARNER...MASON CITY...CLARION...HAMPTON...ALLISON...
WAVERLY...WATERLOO
1203 PM CST SUN FEB 10 2008

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON...
...WIND CHILL WARNING HAS EXPIRED...

THE WIND CHILL WARNING IS NO LONGER IN EFFECT. A WIND CHILL
ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. 

SUSTAINED WIND SPEEDS OF 15 TO 25 MPH WITH HIGHER GUSTS WILL
CONTINUE THROUGH THE DAY. THE COMBINATION OF THESE WINDS AND THE
COLD AIR WILL PRODUCE DANGEROUS WIND CHILL INDEX VALUES OF 20
BELOW TO 30 BELOW ZERO.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

$$

IAZ046-047-059>062-073>075-085-086-101915-
/O.EXP.KDMX.WC.Y.0007.000000T0000Z-080210T1800Z/
GREENE-BOONE-DALLAS-POLK-JASPER-POWESHIEK-WARREN-MARION-MAHASKA-
MONROE-WAPELLO-
INCLUDING THE CITIES OF...JEFFERSON...BOONE...ADEL...DES MOINES...
NEWTON...GRINNELL...INDIANOLA...KNOXVILLE...OSKALOOSA...ALBIA...
OTTUMWA
1203 PM CST SUN FEB 10 2008

...WIND CHILL ADVISORY HAS EXPIRED...

THE WIND CHILL ADVISORY IS NO LONGER IN EFFECT. 

HOWEVER...THE AFTERNOON WILL BE VERY COLD AND BREEZY...WITH WIND
CHILL READINGS BETWEEN 10 BELOW AND 15 BELOW ZERO.

$$

IAZ015-023-024-034>036-048-049-102200-
/O.CON.KDMX.WC.Y.0007.000000T0000Z-080210T2200Z/
PALO ALTO-POCAHONTAS-HUMBOLDT-CALHOUN-WEBSTER-HAMILTON-STORY-
MARSHALL-
INCLUDING THE CITIES OF...EMMETSBURG...POCAHONTAS...HUMBOLDT...
ROCKWELL CITY...FORT DODGE...WEBSTER CITY...AMES...MARSHALLTOWN
1203 PM CST SUN FEB 10 2008

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 4 PM CST THIS
AFTERNOON...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 4 PM CST THIS
AFTERNOON. 

SUSTAINED WIND SPEEDS OF 15 TO 25 MPH WITH HIGHER GUSTS WILL
CONTINUE THROUGH MUCH OF THE AFTERNOON. THE COMBINATION OF THESE
WINDS AND THE COLD AIR WILL PRODUCE DANGEROUS WIND CHILL INDEX
VALUES OF 20 BELOW TO 25 BELOW ZERO THROUGH THE AFTERNOON.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

$$

IAZ037-038-050-110000-
/O.CON.KDMX.WC.Y.0007.000000T0000Z-080211T0000Z/
HARDIN-GRUNDY-TAMA-
INCLUDING THE CITIES OF...ELDORA...GRUNDY CENTER...TOLEDO
1203 PM CST SUN FEB 10 2008

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON. 

SUSTAINED WIND SPEEDS OF 15 TO 25 MPH WITH HIGHER GUSTS WILL
CONTINUE THROUGH THE AFTERNOON. THE COMBINATION OF THESE WINDS
AND THE COLD AIR WILL PRODUCE DANGEROUS WIND CHILL INDEX VALUES
OF 20 BELOW TO 25 BELOW ZERO THROUGH THE AFTERNOON.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

$$

MOYER

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 9, 3:55 AM CSTWind Chill AdvisoryDMXAdair, Adams, Appanoose, Audubon, Black Hawk, Boone and 45 more38 hr

Nearby

Wind Chill Warnings in Iowa, 2008Every wind chill warning 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.