Alert archive / Iowa / Wind Chill Advisories in 2016

Wind Chill Advisory 5, NWS Des Moines, IA

January 17, 201618 counties in Iowa

NWS Des Moines, IA issued this wind chill advisory at Jan 17, 2016, 12:06 PM CST for 18 counties in Iowa. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued
Jan 17, 2016, 12:06 PM CST (18:06 UTC)
Expired
Jan 18, 2016, 9:00 AM CST
In force
21 hr
Issued by
NWS Des Moines, IA

Counties Adair County, IA, Adams County, IA, Appanoose County, IA, Cass County, IA, Clarke County, IA, Davis County, IA, Decatur County, IA, Lucas County, IA, Madison County, IA, Mahaska County, IA, Marion County, IA, Monroe County, IA, Ringgold County, IA, Taylor County, IA, Union County, IA, Wapello County, IA, Warren County, IA, Wayne County, IA

The radar

The Des Moines radar (KDMX), 78 km from the middle of the area, began a volume at 18:03 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, 6.1 hours before the alert went out and 231 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 2016-01-17Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Omaha, NE at 12:00Z on 2016-01-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -94 square meters per square second.1939587897117136Sfc1 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
1067 m above ground
0-6 km bulk shear
86 kt
0-1 km storm-relative helicity
-94 m²/s²
0-3 km storm-relative helicity
69 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

217 
WWUS43 KDMX 171806
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
1206 PM CST SUN JAN 17 2016

...DANGEROUS WIND CHILLS INTO MONDAY MORNING...

IAZ070>075-081>086-092>097-180215-
/O.EXP.KDMX.WC.Y.0004.000000T0000Z-160117T1800Z/
/O.NEW.KDMX.WC.Y.0005.160117T1806Z-160118T1500Z/
CASS-ADAIR-MADISON-WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-
MONROE-WAPELLO-TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...ATLANTIC...GREENFIELD...STUART...
ADAIR...FONTANELLE...WINTERSET...EARLHAM...INDIANOLA...NORWALK...
CARLISLE...PELLA...KNOXVILLE...OSKALOOSA...CORNING...CRESTON...
OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...LENOX...
NEW MARKET...MOUNT AYR...LAMONI...LEON...CORYDON...SEYMOUR...
ALLERTON...HUMESTON...CENTERVILLE...BLOOMFIELD
1206 PM CST SUN JAN 17 2016

...WIND CHILL ADVISORY IN EFFECT UNTIL 9 AM CST MONDAY...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM CST MONDAY. 

* WINDS...NORTHWEST AT 10 TO 20 MPH.

* TEMPERATURES/WIND CHILL VALUES...AIR TEMPERATURES WILL BE IN THE
  SINGLE DIGITS ABOVE AND BELOW ZERO WITH WIND CHILLS OF AROUND
  20 BELOW ZERO.

* IMPACTS...FROSTBITE CAN OCCUR TO EXPOSED SKIN WITHIN 30 
  MINUTES OR LESS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

IAZ004>007-015>017-023>028-033>039-180215-
/O.CON.KDMX.WC.W.0001.000000T0000Z-160118T1500Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-SAC-CALHOUN-
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-
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
1206 PM CST SUN JAN 17 2016

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 9 AM CST MONDAY...

* WINDS...NORTHWEST AT 10 TO 20 MPH.

* TEMPERATURES/WIND CHILL VALUES...AIR TEMPERATURES FROM ZERO TO
  10 BELOW THIS AFTERNOON AND IN THE TEENS BELOW ZERO TONIGHT.
  WIND CHILLS OF 25 TO 35 BELOW THIS AFTERNOON AND 30 TO 40 BELOW
  TONIGHT.

* IMPACTS...FROSTBITE CAN OCCUR TO EXPOSED SKIN WITHIN 15 
  MINUTES OR LESS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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>050-057>062-180215-
/O.CON.KDMX.WC.Y.0004.000000T0000Z-160118T1500Z/
CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-
DALLAS-POLK-JASPER-POWESHIEK-
INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON...BOONE...
AMES...MARSHALLTOWN...TAMA...TOLEDO...TRAER...DYSART...
GLADBROOK...AUDUBON...EXIRA...GUTHRIE CENTER...PANORA...BAYARD...
CASEY...PERRY...WAUKEE...ADEL...DES MOINES...NEWTON...GRINNELL
1206 PM CST SUN JAN 17 2016

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST MONDAY...

* WINDS...NORTHWEST AT 10 TO 20 MPH.

* TEMPERATURES/WIND CHILL VALUES...AIR TEMPERATURES AROUND ZERO OR
  SLIGHTLY ABOVE THIS AFTERNOON WITH LOWS IN THE SINGLE DIGITS
  BELOW ZERO TONIGHT. WIND CHILLS OF 20 TO 30 BELOW MOST OF THE
  TIME FROM THIS AFTERNOON INTO MONDAY MORNING.

* IMPACTS...FROSTBITE CAN OCCUR TO EXPOSED SKIN WITHIN 30 
  MINUTES OR LESS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$
5 follow-up statements
461 
WWUS43 KDMX 172122
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
322 PM CST SUN JAN 17 2016

...DANGEROUS WIND CHILLS INTO MONDAY MORNING...

IAZ004>007-015>017-023>028-033>039-180530-
/O.CON.KDMX.WC.W.0001.000000T0000Z-160118T1500Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-SAC-CALHOUN-
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-
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
322 PM CST SUN JAN 17 2016

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 9 AM CST MONDAY...

* WINDS...NORTHWEST AT 10 TO 15 MPH.

* TEMPERATURES/WIND CHILL VALUES...AIR TEMPERATURES WILL DROP INTO
  THE TEENS BELOW ZERO OVERNIGHT. WIND CHILLS OF 30 TO 40 BELOW
  WILL BE COMMON INTO MID MORNING MONDAY.

* IMPACTS...FROSTBITE CAN OCCUR TO EXPOSED SKIN WITHIN 15 
  MINUTES OR LESS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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>050-057>062-180530-
/O.CON.KDMX.WC.Y.0004.000000T0000Z-160118T1500Z/
CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-
DALLAS-POLK-JASPER-POWESHIEK-
INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON...BOONE...
AMES...MARSHALLTOWN...TAMA...TOLEDO...TRAER...DYSART...
GLADBROOK...AUDUBON...EXIRA...GUTHRIE CENTER...PANORA...BAYARD...
CASEY...PERRY...WAUKEE...ADEL...DES MOINES...NEWTON...GRINNELL
322 PM CST SUN JAN 17 2016

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST MONDAY...

* WINDS...NORTHWEST AT 10 TO 15 MPH.

* TEMPERATURES/WIND CHILL VALUES...AIR TEMPERATURES WILL DROP TO 5
  TO 12 BELOW ZERO OVERNIGHT. WIND CHILLS OF 20 TO 30 BELOW ARE
  EXPECTED INTO MONDAY MORNING.

* IMPACTS...FROSTBITE CAN OCCUR TO EXPOSED SKIN WITHIN 30 
  MINUTES OR LESS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

IAZ070>075-081>086-092>097-180530-
/O.CON.KDMX.WC.Y.0005.000000T0000Z-160118T1500Z/
CASS-ADAIR-MADISON-WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-
MONROE-WAPELLO-TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...ATLANTIC...GREENFIELD...STUART...
ADAIR...FONTANELLE...WINTERSET...EARLHAM...INDIANOLA...NORWALK...
CARLISLE...PELLA...KNOXVILLE...OSKALOOSA...CORNING...CRESTON...
OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...LENOX...
NEW MARKET...MOUNT AYR...LAMONI...LEON...CORYDON...SEYMOUR...
ALLERTON...HUMESTON...CENTERVILLE...BLOOMFIELD
322 PM CST SUN JAN 17 2016

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST MONDAY...

* WINDS...NORTHWEST AT 10 TO 15 MPH.

* TEMPERATURES/WIND CHILL VALUES...AIR TEMPERATURES WILL BE IN THE
  SINGLE DIGITS BELOW ZERO OVERNIGHT WITH WIND CHILLS OF 20 TO 25 BELOW
  ZERO.

* IMPACTS...FROSTBITE CAN OCCUR TO EXPOSED SKIN WITHIN 30 
  MINUTES OR LESS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$
994 
WWUS43 KDMX 180255
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
855 PM CST SUN JAN 17 2016

...DANGEROUS WIND CHILLS INTO MONDAY MORNING...

IAZ004>007-015>017-023>028-033>039-181100-
/O.CON.KDMX.WC.W.0001.000000T0000Z-160118T1500Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-SAC-CALHOUN-
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-
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
855 PM CST SUN JAN 17 2016

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 9 AM CST MONDAY...

* WINDS...NORTHWEST AT 10 TO 15 MPH.

* TEMPERATURES/WIND CHILL VALUES...AIR TEMPERATURES WILL DROP INTO
  THE TEENS BELOW ZERO OVERNIGHT TO NEAR 20 BELOW NEAR ESTHERVILLE.
  WIND CHILLS OF 30 TO 40 BELOW WILL BE COMMON INTO MID MORNING
  MONDAY.

* IMPACTS...FROSTBITE CAN OCCUR TO EXPOSED SKIN WITHIN 15 
  MINUTES OR LESS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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>050-057>062-181100-
/O.CON.KDMX.WC.Y.0004.000000T0000Z-160118T1500Z/
CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-
DALLAS-POLK-JASPER-POWESHIEK-
INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON...BOONE...
AMES...MARSHALLTOWN...TAMA...TOLEDO...TRAER...DYSART...
GLADBROOK...AUDUBON...EXIRA...GUTHRIE CENTER...PANORA...BAYARD...
CASEY...PERRY...WAUKEE...ADEL...DES MOINES...NEWTON...GRINNELL
855 PM CST SUN JAN 17 2016

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST MONDAY...

* WINDS...NORTHWEST AT 10 TO 15 MPH.

* TEMPERATURES/WIND CHILL VALUES...AIR TEMPERATURES WILL DROP TO 
  5 TO 12 BELOW ZERO OVERNIGHT. WIND CHILLS OF 20 TO 30 BELOW 
  ARE EXPECTED INTO MONDAY MORNING. 

* IMPACTS...FROSTBITE CAN OCCUR TO EXPOSED SKIN WITHIN 30 
  MINUTES OR LESS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

IAZ070>075-081>086-092>097-181100-
/O.CON.KDMX.WC.Y.0005.000000T0000Z-160118T1500Z/
CASS-ADAIR-MADISON-WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-
MONROE-WAPELLO-TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...ATLANTIC...GREENFIELD...STUART...
ADAIR...FONTANELLE...WINTERSET...EARLHAM...INDIANOLA...NORWALK...
CARLISLE...PELLA...KNOXVILLE...OSKALOOSA...CORNING...CRESTON...
OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...LENOX...
NEW MARKET...MOUNT AYR...LAMONI...LEON...CORYDON...SEYMOUR...
ALLERTON...HUMESTON...CENTERVILLE...BLOOMFIELD
855 PM CST SUN JAN 17 2016

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST MONDAY...

* WINDS...NORTHWEST AT 10 TO 15 MPH.

* TEMPERATURES/WIND CHILL VALUES...AIR TEMPERATURES WILL BE IN 
  THE SINGLE DIGITS BELOW ZERO OVERNIGHT WITH WIND CHILLS OF 20 
  TO 25 BELOW ZERO. 

* IMPACTS...FROSTBITE CAN OCCUR TO EXPOSED SKIN WITHIN 30 
  MINUTES OR LESS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$
561 
WWUS43 KDMX 180645
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
1245 AM CST MON JAN 18 2016

...DANGEROUS WIND CHILLS THROUGH MID MORNING...

IAZ004>007-015>017-023>028-033>039-181445-
/O.CON.KDMX.WC.W.0001.000000T0000Z-160118T1500Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-SAC-CALHOUN-
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-
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
1245 AM CST MON JAN 18 2016

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 9 AM CST THIS
MORNING...

* WINDS...NORTHWEST AT 10 TO 15 MPH.

* TEMPERATURES/WIND CHILL VALUES...AIR TEMPERATURES WILL DROP 
  INTO THE TEENS BELOW ZERO OVERNIGHT TO NEAR 20 BELOW NEAR 
  ESTHERVILLE. WIND CHILLS OF 30 TO 40 BELOW WILL BE COMMON INTO 
  MID MORNING MONDAY. 

* IMPACTS...FROSTBITE CAN OCCUR TO EXPOSED SKIN WITHIN 15 
  MINUTES OR LESS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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>050-057>062-181445-
/O.CON.KDMX.WC.Y.0004.000000T0000Z-160118T1500Z/
CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-
DALLAS-POLK-JASPER-POWESHIEK-
INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON...BOONE...
AMES...MARSHALLTOWN...TAMA...TOLEDO...TRAER...DYSART...
GLADBROOK...AUDUBON...EXIRA...GUTHRIE CENTER...PANORA...BAYARD...
CASEY...PERRY...WAUKEE...ADEL...DES MOINES...NEWTON...GRINNELL
1245 AM CST MON JAN 18 2016

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS
MORNING...

* WINDS...NORTHWEST AT 10 TO 15 MPH.

* TEMPERATURES/WIND CHILL VALUES...AIR TEMPERATURES WILL DROP TO 
  5 TO 12 BELOW ZERO OVERNIGHT. WIND CHILLS OF 20 TO 30 BELOW 
  ARE EXPECTED INTO MONDAY MORNING. 

* IMPACTS...FROSTBITE CAN OCCUR TO EXPOSED SKIN WITHIN 30 
  MINUTES OR LESS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

IAZ070>075-081>086-092>097-181445-
/O.CON.KDMX.WC.Y.0005.000000T0000Z-160118T1500Z/
CASS-ADAIR-MADISON-WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-
MONROE-WAPELLO-TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...ATLANTIC...GREENFIELD...STUART...
ADAIR...FONTANELLE...WINTERSET...EARLHAM...INDIANOLA...NORWALK...
CARLISLE...PELLA...KNOXVILLE...OSKALOOSA...CORNING...CRESTON...
OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...LENOX...
NEW MARKET...MOUNT AYR...LAMONI...LEON...CORYDON...SEYMOUR...
ALLERTON...HUMESTON...CENTERVILLE...BLOOMFIELD
1245 AM CST MON JAN 18 2016

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS
MORNING...

* WINDS...NORTHWEST AT 10 TO 15 MPH.

* TEMPERATURES/WIND CHILL VALUES...AIR TEMPERATURES WILL BE IN 
  THE SINGLE DIGITS BELOW ZERO OVERNIGHT WITH WIND CHILLS OF 20 
  TO 25 BELOW ZERO. 

* IMPACTS...FROSTBITE CAN OCCUR TO EXPOSED SKIN WITHIN 30 
  MINUTES OR LESS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

REV
190 
WWUS43 KDMX 180935
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
335 AM CST MON JAN 18 2016

...DANGEROUS WIND CHILLS THROUGH MID MORNING...

IAZ004>007-015>017-023>028-033>039-181500-
/O.CON.KDMX.WC.W.0001.000000T0000Z-160118T1500Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-SAC-CALHOUN-
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-
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
335 AM CST MON JAN 18 2016

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 9 AM CST THIS
MORNING...

* WINDS...NORTHWEST AT 5 TO 12 MPH.

* TEMPERATURES/WIND CHILL VALUES...AIR TEMPERATURES WILL REMAIN
  BELOW ZERO EARLY THIS MORNING TO NEAR 15 BELOW NEAR MASON CITY.
  WIND CHILLS OF 25 TO 35 BELOW WILL BE COMMON INTO MID MORNING.

* IMPACTS...FROSTBITE CAN OCCUR TO EXPOSED SKIN WITHIN 15 
  MINUTES OR LESS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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>050-057>062-181500-
/O.CON.KDMX.WC.Y.0004.000000T0000Z-160118T1500Z/
CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-
DALLAS-POLK-JASPER-POWESHIEK-
INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON...BOONE...
AMES...MARSHALLTOWN...TAMA...TOLEDO...TRAER...DYSART...
GLADBROOK...AUDUBON...EXIRA...GUTHRIE CENTER...PANORA...BAYARD...
CASEY...PERRY...WAUKEE...ADEL...DES MOINES...NEWTON...GRINNELL
335 AM CST MON JAN 18 2016

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS
MORNING...

* WINDS...NORTHWEST AT 5 TO 12 MPH.

* TEMPERATURES/WIND CHILL VALUES...AIR TEMPERATURES WILL REMAIN
  BELOW ZERO THROUGH EARLY MORNING. WIND CHILLS OF 20 TO 25 BELOW
  ARE EXPECTED THROUGH MID MORNING.

* IMPACTS...FROSTBITE CAN OCCUR TO EXPOSED SKIN WITHIN 30 
  MINUTES OR LESS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

IAZ070>075-081>086-092>097-181500-
/O.CON.KDMX.WC.Y.0005.000000T0000Z-160118T1500Z/
CASS-ADAIR-MADISON-WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-
MONROE-WAPELLO-TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...ATLANTIC...GREENFIELD...STUART...
ADAIR...FONTANELLE...WINTERSET...EARLHAM...INDIANOLA...NORWALK...
CARLISLE...PELLA...KNOXVILLE...OSKALOOSA...CORNING...CRESTON...
OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...LENOX...
NEW MARKET...MOUNT AYR...LAMONI...LEON...CORYDON...SEYMOUR...
ALLERTON...HUMESTON...CENTERVILLE...BLOOMFIELD
335 AM CST MON JAN 18 2016

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS
MORNING...

* WINDS...NORTHWEST AT 5 TO 12 MPH.

* TEMPERATURES/WIND CHILL VALUES...AIR TEMPERATURES WILL REMAIN IN
  THE SINGLE DIGITS BELOW ZERO THIS MORNING WITH WIND CHILLS OF 15 TO
  25 BELOW ZERO.

* IMPACTS...FROSTBITE CAN OCCUR TO EXPOSED SKIN WITHIN 30 
  MINUTES OR LESS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

REV
839 
WWUS43 KDMX 181458
WSWDMX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE DES MOINES IA
858 AM CST MON JAN 18 2016


IAZ004>007-015>017-023>028-033>039-181600-
/O.EXP.KDMX.WC.W.0001.000000T0000Z-160118T1500Z/
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-SAC-CALHOUN-
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-
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
858 AM CST MON JAN 18 2016

...WIND CHILL WARNING WILL EXPIRE AT 9 AM CST THIS MORNING...

WIND CHILLS HAVE CONTINUED TO IMPROVE EARLY THIS MORNING WITH
SLOWLY WARMING TEMPERATURES AND WEAKENING WINDS. ALTHOUGH WIND
CHILLS WILL REMAIN QUITE COLD...THEY WILL NOT BE AT THE DANGEROUS 
COLD LEVELS SEEN OVER THE WEEKEND. A FEW LOCATIONS...ESPECIALLY
NEAR MASON CITY AND WATERLOO WILL CONTINUE TO BE NEAR ADVISORY
LEVELS FOR THE NEXT COUPLE OF HOURS BEFORE VALUES WARM. 

$$

IAZ044>050-057>062-181600-
/O.EXP.KDMX.WC.Y.0004.000000T0000Z-160118T1500Z/
CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-
DALLAS-POLK-JASPER-POWESHIEK-
INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON...BOONE...
AMES...MARSHALLTOWN...TAMA...TOLEDO...TRAER...DYSART...
GLADBROOK...AUDUBON...EXIRA...GUTHRIE CENTER...PANORA...BAYARD...
CASEY...PERRY...WAUKEE...ADEL...DES MOINES...NEWTON...GRINNELL
858 AM CST MON JAN 18 2016

...WIND CHILL ADVISORY WILL EXPIRE AT 9 AM CST THIS MORNING...

WIND CHILLS HAVE CONTINUED TO IMPROVE EARLY THIS MORNING WITH
SLOWLY WARMING TEMPERATURES AND WEAKENING WINDS. ALTHOUGH WIND
CHILLS WILL REMAIN QUITE COLD...THEY WILL NOT BE AT THE DANGEROUS 
COLD LEVELS SEEN OVER THE WEEKEND.

$$

IAZ070>075-081>086-092>097-181600-
/O.EXP.KDMX.WC.Y.0005.000000T0000Z-160118T1500Z/
CASS-ADAIR-MADISON-WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-
MONROE-WAPELLO-TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...ATLANTIC...GREENFIELD...STUART...
ADAIR...FONTANELLE...WINTERSET...EARLHAM...INDIANOLA...NORWALK...
CARLISLE...PELLA...KNOXVILLE...OSKALOOSA...CORNING...CRESTON...
OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...LENOX...
NEW MARKET...MOUNT AYR...LAMONI...LEON...CORYDON...SEYMOUR...
ALLERTON...HUMESTON...CENTERVILLE...BLOOMFIELD
858 AM CST MON JAN 18 2016

...WIND CHILL ADVISORY WILL EXPIRE AT 9 AM CST THIS MORNING...

WIND CHILLS HAVE CONTINUED TO IMPROVE EARLY THIS MORNING WITH
SLOWLY WARMING TEMPERATURES AND WEAKENING WINDS. ALTHOUGH WIND
CHILLS WILL REMAIN QUITE COLD...THEY WILL NOT BE AT THE DANGEROUS 
COLD LEVELS SEEN OVER THE WEEKEND.

$$

What forecasters said that day

The local office's own words before this wind chill advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Des Moines, IA wrote its last area forecast discussion before this wind chill advisory went out at Jan 17, 5:26 AM CST, 6 hours 40 minutes earlier.

Area forecast discussion, Jan 17, 5:26 AM CST, 6 hours 40 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DES MOINES IA
526 AM CST SUN JAN 17 2016

.SHORT TERM /TODAY/...
ISSUED AT 309 AM CST SUN JAN 17 2016

THE ARCTIC COLD CONTINUED TO SPILL SOUTH OVERNIGHT WITH THE NEXT
WAVE OF COLD ADVECTION NEARING THE INTERSTATE 80 CORRIDOR.
TEMPERATURES HAVE ALREADY REACHED 10 TO 15 BELOW ZERO ACROSS NORTH
CENTRAL IOWA. NORTHWEST WINDS OF 10 TO 20 MPH HAVE HELPED PUSH WIND
CHILLS TO 25 TO 35 BELOW BEHIND THE BOUNDARY. TEMPERATURES ARE
EXPECTED TO REMAIN BELOW ZERO OVER THE NORTHERN HALF OF THE AREA
TODAY. WIND CHILL TEMPERATURES WILL IMPROVE A BIT AS WELL WITH THE
NORTH RISING ABOVE WARNING CRITERIA FOR A FEW HOURS. WITH THIS BEING
A BRIEF BEFORE DROPPING TO WARNING CRITERIA AGAIN TONIGHT...AN
EXTENSION OF THE WARNING THROUGH THE AFTERNOON AND INTO THE
OVERNIGHT IS MOST LOGICAL. THE LIGHT SNOW OVER SOUTHERN IOWA WILL
DROP SOUTH OF THE STATE BY 12Z WITH THE REMAINDER OF THE DAY DRY.

.LONG TERM /TONIGHT THROUGH FRIDAY/...
ISSUED AT 309 AM CST SUN JAN 17 2016

PRIMARY FOCUS OF THE LONG TERM FORECAST IS BITTER COLD
TEMPERATURES AND WIND CHILLS FOR THE NEXT COUPLE OF DAYS...THEN A
LIGHT SNOWFALL EVENT AROUND TUESDAY AND TUESDAY NIGHT.

WINDS WILL BE A BIT LIGHTER TONIGHT BUT AIR TEMPERATURES WILL FALL
EVEN FURTHER...THOUGH THERE ARE SOME INDICATIONS THAT MID LEVEL
CLOUDS COULD MOVE IN FROM THE NORTH MITIGATING TEMPERATURE FALLS
SLIGHTLY. EVEN SO...WIND CHILLS LATE TONIGHT INTO SUNDAY MORNING
WILL ONCE AGAIN BE IN THE 30 TO 35 BELOW ZERO RANGE ACROSS
NORTHERN IOWA AND 20 TO 30 BELOW FURTHER SOUTH. IN LIGHT OF
THIS...AND THE EXPECTATION THAT ANY RISE ABOVE THESE RANGES TODAY
WILL BE RELATIVELY SHORT LIVED IN THE AFTERNOON...THE WIND CHILL
WARNING AND NORTHERN PART OF THE ADVISORY HAVE BEEN EXTENDED RIGHT
THROUGH TODAY AND UNTIL MID MORNING MONDAY. IT WILL CONTINUE TO BE
DANGEROUSLY COLD OUTSIDE AND PRECAUTIONS SHOULD REMAIN IN EFFECT.

ON LATE MONDAY AND MONDAY NIGHT THE CENTER OF THE COLD SURFACE
HIGH PRESSURE RIDGE WILL SLIDE ACROSS IOWA...ANCHORING ACROSS
NORTHERN AND EASTERN PORTIONS OF THE STATE LATE MONDAY NIGHT. THIS
COULD POTENTIALLY LEAD TO THE COLDEST AIR TEMPERATURES OF THE
ENTIRE EVENT IN THESE AREAS...HOWEVER WINDS WILL BE NEARLY CALM SO
WIND CHILL HEADLINES ARE NOT ANTICIPATED. ALSO...THERE MAY BE SOME
CIRRUS SPREADING AHEAD OF A STORM SYSTEM APPROACHING FROM THE WEST
WHICH COULD ONCE AGAIN KEEP TEMPERATURES FROM FALLING QUITE AS
FAR. IF SKIES DO REMAIN CLEAR...IT IS CONCEIVABLE THAT THE
TEMPERATURE AT SOME NORTHEAST IOWA STATIONS COULD DROP TO NEARLY
20 BELOW ZERO.

THE AFOREMENTIONED STORM SYSTEM WILL MOVE ACROSS IOWA ON TUESDAY
AND TUESDAY NIGHT IN THE FORM OF A MODEST 500 MB TROUGH
ACCOMPANIED BY WEAK SURFACE CYCLOGENESIS OVER THE SOUTHERN HIGH
PLAINS. THE BROAD BUT UNIMPRESSIVE FORCING ASSOCIATED WITH THE
TROUGH ALOFT WILL BE SUFFICIENT TO GENERATE FAIRLY WIDESPREAD
LIGHT SNOW ACROSS IOWA...HOWEVER THERE ARE INDICATIONS THAT MUCH
OF THE ENERGY GENERATED BY THE SYSTEM WILL BE FURTHER SOUTH. THIS
MAY END UP BEING SIMILAR TO SATURDAY NIGHTS SNOWFALL SLIDING
ACROSS SOUTHWESTERN AND SOUTHERN PORTIONS OF IOWA...WITH VERY
LIGHT AMOUNTS FURTHER NORTH AND EAST. EVEN SO...SNOW IS PRETTY
LIKELY AND HAVE CONTINUED TREND OF INCREASING POPS LATE
TUESDAY/TUESDAY NIGHT DESPITE THE EXPECTATION OF LIGHT QPF.

TEMPERATURES WILL MODERATE TUESDAY AND WEDNESDAY THEN STAY PRETTY
STEADY FOR THE LATTER HALF OF THE WORK WEEK WITH VARIABLE STEERING
FLOW ALOFT. BY NEXT WEEKEND DEEP LAYER RIDGING WILL MOVE ACROSS
THE CENTRAL U.S. AND WE SHOULD SEE TEMPERATURES RISING INTO THE
30S GIVE OR TAKE.

&&

.AVIATION...17/12Z
ISSUED AT 526 AM CST SUN JAN 17 2016

VFR CONDITIONS WILL PREVAIL THROUGH THE TAF PERIOD. FEW-SCT CLOUDS
AROUND FL020-040 ARE EXPECTED AT TIMES...MAINLY OVERNIGHT...BUT
CIGS WILL BE FEW AND FAR BETWEEN AND MAY BE VFR ANYWAY. NO
PRECIPITATION OR OBSCURATIONS ARE ANTICIPATED.

&&

.DMX WATCHES/WARNINGS/ADVISORIES...
WIND CHILL ADVISORY UNTIL 9 AM CST MONDAY FOR AUDUBON-BOONE-
CARROLL-CRAWFORD-DALLAS-GREENE-GUTHRIE-JASPER-MARSHALL-POLK-
POWESHIEK-STORY-TAMA.

WIND CHILL ADVISORY UNTIL NOON CST TODAY FOR ADAIR-ADAMS-
APPANOOSE-CASS-CLARKE-DAVIS-DECATUR-LUCAS-MADISON-MAHASKA-MARION-
MONROE-RINGGOLD-TAYLOR-UNION-WAPELLO-WARREN-WAYNE.

WIND CHILL WARNING UNTIL 9 AM CST MONDAY FOR BLACK HAWK-BREMER-
BUTLER-CALHOUN-CERRO GORDO-EMMET-FRANKLIN-GRUNDY-HAMILTON-
HANCOCK-HARDIN-HUMBOLDT-KOSSUTH-PALO ALTO-POCAHONTAS-SAC-WEBSTER-
WINNEBAGO-WORTH-WRIGHT.

&&

SHORT TERM...DONAVON
LONG TERM...LEE
AVIATION...LEE
Hazardous weather outlook, Jan 17, 3:37 AM CST, 8 hours 29 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DES MOINES IA
337 AM CST SUN JAN 17 2016

IAZ004>007-015>017-023>028-033>039-181200-
EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO-
POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-BUTLER-BREMER-SAC-CALHOUN-
WEBSTER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-
337 AM CST SUN JAN 17 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA.

.DAY ONE...TODAY AND TONIGHT

A WIND CHILL WARNING IS IN EFFECT FOR THE AREA. PLEASE REFER TO
THE NATIONAL WEATHER SERVICE WEBSITE AT WEATHER.GOV/DESMOINES FOR
FURTHER DETAILS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

A WIND CHILL WARNING IS EFFECT FOR THE AREA THROUGH MID MORNING
MONDAY. PLEASE REFER TO THE NATIONAL WEATHER SERVICE WEBSITE AT
WEATHER.GOV/DESMOINES FOR FURTHER DETAILS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

IAZ070>075-081>086-092>097-181200-
CASS-ADAIR-MADISON-WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-
MONROE-WAPELLO-TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
337 AM CST SUN JAN 17 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA.

.DAY ONE...TODAY AND TONIGHT

A WIND CHILL ADVISORY IS EFFECT FOR THE AREA THROUGH THIS MORNING.
PLEASE REFER TO THE NATIONAL WEATHER SERVICE WEBSITE AT
WEATHER.GOV/DESMOINES FOR FURTHER DETAILS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

WIND CHILL VALUES WILL DROP TO 10 TO 20 DEGREES BELOW ZERO AGAIN
EARLY MONDAY MORNING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

IAZ044>050-057>062-181200-
CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-
DALLAS-POLK-JASPER-POWESHIEK-
337 AM CST SUN JAN 17 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA.

.DAY ONE...TODAY AND TONIGHT

A WIND CHILL ADVISORY IS EFFECT FOR THE AREA. PLEASE REFER TO THE
NATIONAL WEATHER SERVICE WEBSITE AT WEATHER.GOV/DESMOINES FOR
FURTHER DETAILS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

A WIND CHILL ADVISORY IS EFFECT FOR THE AREA THROUGH MID MORNING
MONDAY. PLEASE REFER TO THE NATIONAL WEATHER SERVICE WEBSITE AT
WEATHER.GOV/DESMOINES FOR FURTHER DETAILS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

LEE

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 17, 11:48 AM CSTRiver Flood WarningDMXBlack Hawk24 hr

Nearby

Wind Chill Advisories in Iowa, 2016Every wind chill 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.