Alert archive / Iowa / Ice Storm Warnings in 2007

Ice Storm Warning 3, NWS Quad Cities, IA

November 30, 200713 counties in Iowa; 9 counties in Illinois; Clark County, Scotland County, Missouri

NWS Quad Cities, IA issued this ice storm warning at Nov 30, 2007, 2:54 PM CST for 13 counties in Iowa; 9 counties in Illinois; Clark County, Scotland County, Missouri. It took effect at Dec 1, 2007, 9:00 AM CST. It was in force for 12 hr. 60 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Nov 30, 2007, 2:54 PM CST (20:54 UTC)
In effect from
Dec 1, 2007, 9:00 AM CST
Expired
Dec 1, 2007, 8:33 PM CST
In force
12 hr
Issued by
NWS Quad Cities, IA
All 24 counties

Cedar County, IA, Des Moines County, IA, Henry County, IA, Iowa County, IA, Jefferson County, IA, Johnson County, IA, Keokuk County, IA, Lee County, IA, Louisa County, IA, Muscatine County, IA, Scott County, IA, Van Buren County, IA, Washington County, IA, Bureau County, IL, Hancock County, IL, Henderson County, IL, Henry County, IL, McDonough County, IL, Mercer County, IL, Putnam County, IL, Rock Island County, IL, Warren County, IL, Clark County, MO, Scotland County, MO

The radar

The Quad Cities radar (KDVN), 73 km from the middle of the area, began a volume at 20:54 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.

What was reported inside it

TimeReportWhereRemark
Dec 1, 9:00 AM CSTFREEZING RAIN 02 N Industry, ILFREEZING RAIN HAS PRODUCED A GLAZE COATING AROUND THE AREA.
Dec 1, 9:11 AM CSTSNOW 0New Windsor, ILSNOW FLURRIES BEGAN AT 9 AM.
Dec 1, 9:19 AM CSTFREEZING RAIN 0.15 Ne Fairfield, IAFREEZING RAIN BEGAN AT APROX. 645 AM. PRECIPITATION HAS BEEN ON AND OFF.
Dec 1, 9:20 AM CSTSLEET 0Sw Durant, IASLEET AND CE PELLETS BEGAN AT 905 AM.
Dec 1, 9:27 AM CSTSLEET 01 N Muscatine, IAICE PELLETS HAVE CHANGED TO SLEET.
Dec 1, 9:30 AM CSTFREEZING RAIN 0.1Macomb, ILFREEZING RAIN CONTINUES WITH A O.1 INCH ACCUMULATION SO FAR.
Dec 1, 9:50 AM CSTFREEZING RAIN 0.22 Sw West Liberty, IASO FAR.
Dec 1, 10:06 AM CSTFREEZING RAIN 0.1Mount Pleasant, IAFREEZING RAIN ONGOING. POWER FLUCTUATIONS ARE OCCURRING.
Dec 1, 10:08 AM CSTFREEZING RAIN 0.2Solon, IASPOTTER REPORTS 0.2 INCH ACCUMULATION OF SLEET AND FREEZING RAIN.
Dec 1, 10:19 AM CSTFREEZING RAIN 02 Nw Kewanee, ILSLEET BEGAN AT 930 AND HAS SWITCHED OVER TO FREEZING RAIN. JUST A GLAZE COVERING SO FAR.
Dec 1, 10:25 AM CSTFREEZING RAIN 0.1Farmington, IAFREEZING RAIN BEGAN AT 615. FOUR HOUR TOTAL 0.1. FREEZING RAIN STILL FALLING.
Dec 1, 10:25 AM CSTSLEET 0.1Cordova, ILSLEET STILL FALLING.
Dec 1, 10:33 AM CSTFREEZING RAIN 0.2Washington, IAFREEZING RAIN STILL FALLING.
Dec 1, 10:43 AM CSTFREEZING RAIN 0.1New Windsor, IL0.1 INCH ACCUMULATION IN THE PAST HOUR.
Dec 1, 10:43 AM CSTSLEET 0Ladd, ILSLEET BEGAN AT 924 AM.
Dec 1, 10:45 AM CSTSLEET 0Tiskilwa, ILSLEET BEGAN AT 1015 AM.
Dec 1, 10:47 AM CSTICE STORMTipton, IAPOWER OUTAGES REPORTED IN CEDAR COUNTY.
Dec 1, 11:00 AM CSTFREEZING RAIN 0.131 N Cambridge, ILICE ACCUMULATION OF 1/8 INCH.
Dec 1, 11:15 AM CSTICE STORM 01 Ene Fort Madison, IAICE ACCUMULATION OF 1/4 INCH.
Dec 1, 11:16 AM CSTFREEZING RAIN 0Princeton, ILCARS IN DITCHES.
Dec 1, 11:38 AM CSTFREEZING RAIN 0.2N Colchester, ILFREEZING RAIN STILL FALLING.
Dec 1, 11:40 AM CSTFREEZING RAIN 0.12 N New Windsor, IL
Dec 1, 11:43 AM CSTFREEZING RAIN 0.2Farmington, IAFREEZING RAIN STILL COMING DOWN.
Dec 1, 11:50 AM CSTICE STORM 0Victor, IAICE ACCUMULATION OF 1/4 INCH. CARS IN DITCHES AND IN THE MEDIAN ALONG I-80 NEAR VICTOR.
Dec 1, 11:53 AM CSTFREEZING RAIN 0.2Washington, IAICE ACCUMUILATION 0.2. FREEZING RAIN HAS SWITCHED TO SLEET AT 1115 AM.
Dec 1, 11:55 AM CSTICE STORM 0Galva, ILICE ACCUMULATION 1/4 INCH. EXTREMELY HAZARDOUS ROADS.
Dec 1, 12:07 PM CSTFREEZING RAIN 0.15 Ne Wapello, IAFOUR HOUR ACCUMULATION.
Dec 1, 12:10 PM CSTICE STORM 03 Se Dallas City, ILICE ACCUMULATION OF 1/4 INCH.
Dec 1, 12:15 PM CSTFREEZING RAIN 0.2Kewanee, IL
Dec 1, 12:21 PM CSTSLEET 0.25East Moline, ILSLEET STILL FALLING.
Dec 1, 12:30 PM CSTICE STORM3 Se Downing, MO1/2 INCH DIAMETER LIMBS DOWN.
Dec 1, 12:36 PM CSTFREEZING RAIN 0.2Park View, IA0.2 INCH ICE ACCUMULATION.
Dec 1, 12:36 PM CSTFREEZING RAIN 0.25Park View, IA0.2 INCH ICE ACCUMULATION.
Dec 1, 12:41 PM CSTICE STORM 0Davenport, IAESTIMATED ICE ACCUMULATION OF 1/4 INCH.
Dec 1, 12:45 PM CSTFREEZING RAIN 0.252 N Macomb, ILFREEZING RAIN STILL FALLING.
Dec 1, 12:55 PM CSTICE STORM 0Princeton, IL1/4-1/2 INCH ICE ACCUMULATION. VERY HAZARDOUS DRIVING CONDITIONS.
Dec 1, 1:05 PM CSTICE STORM 0Muscatine, IAICE ACCUMULATION OF 3/4 INCH.
Dec 1, 1:22 PM CSTICE STORM 0Rock Island, ILICE ACCUMULATION OF 1/4 INCH.
Dec 1, 1:29 PM CSTFREEZING RAIN 0.2Brighton, IAICE ACCUMULATION OF 0.2 INCH.
Dec 1, 1:29 PM CSTSLEET 0.6Brighton, IASLEET ACCUMULATION OF 0.6 INCH.
Dec 1, 1:45 PM CSTICE STORM 0Keokuk, IAICE ACCUMULATION OF 1/4 INCH.
Dec 1, 1:58 PM CSTICE STORM 0N Hooppole, ILICE ACCUMULATION OF 0.3 INCH.
Dec 1, 2:11 PM CSTICE STORM 0Princeton, ILICE ACCUMULATION 1/4 INCH. SMALL TWIGS COMING OFF. LOTS OF ACCIDENTS. SOME POWER LINES DOWN.
Dec 1, 2:17 PM CSTICE STORM 0Milan, ILICE ACCUMULATION OF 1/2 INCH.
Dec 1, 2:32 PM CSTICE STORM 0Farmington, IAICE ACCUMULATION OF 1/4-1/2 INCH. TEMPERATURE 32 DEGREES. ICE STARTING TO MELT OFF THE TREES.
Dec 1, 2:34 PM CSTICE STORM 0Good Hope, ILICE ACCUMULATION OF 1/2 INCH.
Dec 1, 2:35 PM CSTICE STORM 02 W Rutledge, MOICE ACCUMULATION OF 1/3 INCH.
Dec 1, 2:36 PM CSTICE STORM 0Fort Madison, IAICE ACCUMULATION OF 1/4-1/2 INCH. SOME DOWNED POWER LINES. TEMPERATURE 32 DEGREES.
Dec 1, 2:50 PM CSTICE STORM 01 Sw West Liberty, IAICE ACCUMULATION OF 1/4 INCH.
Dec 1, 2:50 PM CSTSLEET 11 Sw West Liberty, IASLEET ACCUMULATION OF 1 INCH.
Dec 1, 2:58 PM CSTICE STORM 01 W Elmira, IAICE ACCUMULATION OF 1/4 INCH.
Dec 1, 3:02 PM CSTICE STORM 0Park View, IAICE ACCUMULATION OF 0.4 INCH. NO POWER. BRANCHES 2-3 INCHES IN DIAMETER DOWN. ALSO SLEET ACCUMULATION OF 3/4 INCH.
Dec 1, 3:08 PM CSTICE STORM 0Cambridge, ILICE ACCUMULATION OF 0.4 INCH. POWER OUT FOR PAST TWO HOURS.
Dec 1, 3:24 PM CSTICE STORM 0Cordova, ILICE ACCUMULATION OF 3/4 INCH.
Dec 1, 4:10 PM CSTICE STORM 0Galva, IL1/2 INCH ICE ACCUMULATION. THE CITY IS WITHOUT POWER. MANY TREE LIMBS DOWN.
Dec 1, 4:29 PM CSTICE STORM 0Coralville, IA1/4 INCH OF ICE ACCUMULATION.
Dec 1, 4:30 PM CSTICE STORM 0Geneseo, IL1/4 INCH ICE ACCUMULATION.
Dec 1, 4:45 PM CSTICE STORM 0Park View, IA1/2 INCH OF ICE ACCUMULATION. POWER OUT. TREE BRANCHES DOWN. POWER LINES DOWN CAUSING A FIRE.
Dec 1, 5:20 PM CSTICE STORM 01 Wsw Sherrard, IL0.30 INCH ICE MEASURED ON ALL SURFACES.
Dec 1, 5:40 PM CSTICE STORM 0Durant, IAMEASURED 0.25 INCH ICE ON ALL SURFACES,

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 8.9 hours before the alert went out and 78 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, Davenport, at 12:00Z on 2007-11-30Temperature 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, Davenport, at 12:00Z on 2007-11-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -183 square meters per square second.1939587897117136156175Sfc1 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
1082 m above ground
0-6 km bulk shear
111 kt
0-1 km storm-relative helicity
-183 m²/s²
0-3 km storm-relative helicity
-4 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 KDVN 302054
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
254 PM CST FRI NOV 30 2007

...MAJOR WINTER STORM WITH HEAVY ICE ACCUMULATIONS EXPECTED
SATURDAY AND SATURDAY NIGHT....

.A DEVELOPING WINTER STORM SYSTEM WILL LIFT NORTHEAST OUT OF THE
CENTRAL ROCKIES SATURDAY...PASSING THROUGH IOWA SATURDAY NIGHT.
AS THE STORM APPROACHES...WARM AND VERY MOIST AIR WILL LIFT OVER
THE COLD AIR ALREADY IN PLACE ACROSS THE MID MISSISSIPPI VALLEY.
THIS WILL RESULT IN PRECIPITATION DEVELOPING IN THE FORM OF SNOW
AND SLEET SATURDAY MORNING. THIS WILL CHANGE OVER TO FREEZING
RAIN BY AFTERNOON ACROSS MOST OF EASTERN IOWA...NORTHWEST ILLINOIS
AND NORTHEAST MISSOURI. SIGNIFICANT ACCUMULATIONS OF ICE ARE
EXPECTED...ESPECIALLY SOUTH OF THE INTERSTATE 80 CORRIDOR...WITH
A COMBINATION OF ICE AND SNOW ACCUMULATIONS TO THE NORTH. THE
PRECIPITATION IS EXPECTED TO CHANGE OVER TO RAIN SATURDAY NIGHT AS
TEMPERATURES RISE ABOVE FREEZING. STRONG SOUTHEAST WINDS FROM 25
TO 35 MPH WILL COMBINE WITH THE ICE TO CREATE EXTREMELY HAZARDOUS
DRIVING CONDITIONS. THIS MAY ALSO LEAD TO DAMAGE TO TREES AND
POWER LINES...WHICH MAY RESULT IN POWER OUTAGES.

IAZ063>065-067-068-076>078-ILZ015>018-024-010500-
/O.UPG.KDVN.WS.A.0006.071201T1200Z-071202T0600Z/
/O.NEW.KDVN.IS.W.0003.071201T1500Z-071202T0600Z/
IOWA-JOHNSON-CEDAR-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-
ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-
INCLUDING THE CITIES OF...MARENGO...IOWA CITY...TIPTON...
MUSCATINE...BETTENDORF...DAVENPORT...SIGOURNEY...WASHINGTON...
WAPELLO...MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...HENNEPIN...
ALEDO
254 PM CST FRI NOV 30 2007

...ICE STORM WARNING IN EFFECT FROM 9 AM SATURDAY TO MIDNIGHT CST
SATURDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED AN ICE
STORM WARNING...WHICH IS IN EFFECT FROM 9 AM SATURDAY TO MIDNIGHT
CST SATURDAY NIGHT. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT. 

A MIXTURE OF SNOW AND SLEET WILL DEVELOP BY MID MORNING SATURDAY.
THE PRECIPITATION WILL CHANGE OVER TO FREEZING RAIN BY NOON AND
CONTINUE THROUGH THE AFTERNOON AS A WINTER STORM SYSTEM APPROACHES
FROM THE SOUTHWEST. AN EXTENDED PERIOD OF FREEZING RAIN...WHICH
COULD BE HEAVY AT TIMES...WILL RESULT IN WIDESPREAD ICE
ACCUMULATIONS OF A QUARTER TO HALF INCH. THE PRECIPITATION IS
EXPECTED TO CHANGE TO PRIMARILY RAIN SATURDAY NIGHT AS
TEMPERATURES RISE ABOVE FREEZING.

IN ADDITION...WINDS WILL STRENGTHEN TO 25 TO 35 MPH SATURDAY
AFTERNOON AND EVENING. THIS MAY LEAD TO DAMAGE TO TREES AND
POWER LINES WHERE ICE ACCUMULATES. 

AN ICE STORM WARNING MEANS SIGNIFICANT ICE ACCUMULATIONS OF ONE-
QUARTER INCH OR MORE ARE EXPECTED OR OCCURRING. THIS WILL MAKE
TRAVEL DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN AN EMERGENCY
AND TAKE YOUR WINTER SURVIVAL KIT. ICE ACCUMULATIONS AND WINDS
WILL LIKELY LEAD TO FALLING TREE BRANCHES...SNAPPED POWER LINES
AND LOSS OF POWER.

$$

IAZ087>089-098-099-ILZ025-026-034-035-MOZ009-010-010500-
/O.UPG.KDVN.WS.A.0006.071201T1200Z-071202T0000Z/
/O.NEW.KDVN.IS.W.0003.071201T1500Z-071202T0000Z/
JEFFERSON-HENRY IA-DES MOINES-VAN BUREN-LEE-HENDERSON-WARREN-
HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...FAIRFIELD...MOUNT PLEASANT...
BURLINGTON...KEOSAUQUA....FORT MADISON...OQUAWKA...MONMOUTH...
CARTHAGE...MACOMB...MEMPHIS...KAHOKA
254 PM CST FRI NOV 30 2007

...ICE STORM WARNING IN EFFECT FROM 9 AM TO 6 PM CST SATURDAY...

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED AN ICE
STORM WARNING...WHICH IS IN EFFECT FROM 9 AM TO 6 PM CST
SATURDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. 

A MIX OF SNOW...SLEET AND FREEZING RAIN WILL DEVELOP ACROSS THE
AREA MID MORNING SATURDAY AS A STORM SYSTEM APPROACHES FROM THE
SOUTHWEST. THE PRECIPITATION WILL CHANGE TO FREEZING RAIN BY
AFTERNOON WITH ICE ACCUMULATIONS FROM A QUARTER TO HALF INCH
EXPECTED BY EVENING. THE PRECIPITATION IS EXPECTED TO CHANGE OVER
TO PRIMARILY RAIN SATURDAY EVENING AS TEMPERATURES RISE ABOVE FREEZING.

IN ADDITION...WINDS WILL STRENGTHEN TO 25 TO 35 MPH SATURDAY
AFTERNOON AND EVENING. THIS MAY LEAD TO DAMAGE TO TREES AND
POWER LINES WHERE ICE ACCUMULATES. 

AN ICE STORM WARNING MEANS SIGNIFICANT ICE ACCUMULATIONS OF ONE-
QUARTER INCH OR MORE ARE EXPECTED OR OCCURRING. THIS WILL MAKE
TRAVEL DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN AN EMERGENCY
AND TAKE YOUR WINTER SURVIVAL KIT. ICE ACCUMULATIONS AND WINDS
WILL LIKELY LEAD TO FALLING TREE BRANCHES...SNAPPED POWER LINES
AND LOSS OF POWER.

$$

IAZ040>042-051>054-066-ILZ001-002-007-009-010500-
/O.UPG.KDVN.WS.A.0006.071201T1200Z-071202T0600Z/
/O.NEW.KDVN.WS.W.0005.071201T1500Z-071202T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-CLINTON-
JO DAVIESS-STEPHENSON-CARROLL-WHITESIDE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...CLINTON...GALENA...
FREEPORT...MOUNT CARROLL...STERLING...ROCK FALLS
254 PM CST FRI NOV 30 2007

...WINTER STORM WARNING IN EFFECT FROM 9 AM SATURDAY TO MIDNIGHT
CST SATURDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A
WINTER STORM WARNING...WHICH IS IN EFFECT FROM 9 AM SATURDAY TO
MIDNIGHT CST SATURDAY NIGHT. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT.

A MIXTURE OF SNOW AND SLEET WILL DEVELOP ACROSS THE AREA MID
MORNING SATURDAY AS A STORM SYSTEM APPROACHES FROM THE SOUTHWEST.
THE PRECIPITATION WILL CHANGE TO MAINLY FREEZING RAIN ALONG AND
SOUTH OF HIGHWAY 30 IN THE AFTERNOON WITH A MIXTURE OF FREEZING
RAIN...SLEET AND SNOW CONTINUING TO THE NORTH. THE FREEZING RAIN
WILL RESULT IN ICE ACCUMULATIONS UP TO A QUARTER INCH SATURDAY
AFTERNOON AND EVENING. SLEET AND SNOW MAY ACCUMULATE AS HIGH AS 1
TO 3 INCHES...ESPECIALLY ALONG AND NORTH OF THE HIGHWAY 20
CORRIDOR.

IN ADDITION...WINDS WILL INCREASE TO 25 TO 35 MPH SATURDAY
AFTERNOON AND EVENING. THIS MAY LEAD TO DAMAGE TO TREE AND POWER
LINES WHERE ICE ACCUMULATES. 

A WINTER STORM WARNING MEANS SIGNIFICANT SNOW ACCUMULATIONS...
COMBINED WITH STRONG WINDS...SLEET...AND FREEZING RAIN IS EXPECTED
OR OCCURRING. THIS WILL MAKE TRAVEL DANGEROUS OR IMPOSSIBLE. ONLY
TRAVEL IN AN EMERGENCY AND TAKE YOUR WINTER SURVIVAL KIT.

$$

DLS
6 follow-up statements
000 
WWUS43 KDVN 010213
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
813 PM CST FRI NOV 30 2007

...MAJOR WINTER STORM WITH HEAVY ICE ACCUMULATIONS EXPECTED
SATURDAY AND SATURDAY NIGHT....

.A DEVELOPING WINTER STORM SYSTEM WILL LIFT NORTHEAST OUT OF THE
CENTRAL ROCKIES SATURDAY...PASSING THROUGH IOWA SATURDAY NIGHT.
AS THE STORM APPROACHES...WARM AND VERY MOIST AIR WILL LIFT OVER
THE COLD AIR ALREADY IN PLACE ACROSS THE MID MISSISSIPPI VALLEY.
THIS WILL RESULT IN PRECIPITATION DEVELOPING IN THE FORM OF SNOW
AND SLEET SATURDAY MORNING. THIS WILL CHANGE OVER TO FREEZING
RAIN BY AFTERNOON ACROSS MOST OF EASTERN IOWA...NORTHWEST
ILLINOIS AND NORTHEAST MISSOURI. SIGNIFICANT ACCUMULATIONS OF ICE
ARE EXPECTED...ESPECIALLY SOUTH OF THE INTERSTATE 80 CORRIDOR...
WITH A COMBINATION OF ICE AND SNOW ACCUMULATIONS TO THE NORTH.
THE PRECIPITATION IS EXPECTED TO CHANGE OVER TO RAIN SATURDAY
NIGHT AS TEMPERATURES RISE ABOVE FREEZING. STRONG SOUTHEAST WINDS
FROM 25 TO 35 MPH WILL COMBINE WITH THE ICE TO CREATE EXTREMELY
HAZARDOUS DRIVING CONDITIONS. THIS MAY ALSO LEAD TO DAMAGE TO
TREES AND POWER LINES...WHICH MAY RESULT IN POWER OUTAGES.

IAZ063>065-067-068-076>078-ILZ015>018-024-011015-
/O.CON.KDVN.IS.W.0003.071201T1500Z-071202T0600Z/
IOWA-JOHNSON-CEDAR-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-
ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-
INCLUDING THE CITIES OF...MARENGO...IOWA CITY...TIPTON...
MUSCATINE...BETTENDORF...DAVENPORT...SIGOURNEY...WASHINGTON...
WAPELLO...MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...HENNEPIN...
ALEDO
813 PM CST FRI NOV 30 2007

...ICE STORM WARNING REMAINS IN EFFECT FROM 9 AM SATURDAY TO
MIDNIGHT CST SATURDAY NIGHT...

AN ICE STORM WARNING REMAINS IN EFFECT FROM 9 AM SATURDAY TO
MIDNIGHT CST SATURDAY NIGHT. 

A MIXTURE OF SNOW AND SLEET WILL DEVELOP BY MID MORNING SATURDAY.
THE PRECIPITATION WILL CHANGE OVER TO FREEZING RAIN BY NOON AND
CONTINUE THROUGH THE AFTERNOON AS A WINTER STORM SYSTEM
APPROACHES FROM THE SOUTHWEST. AN EXTENDED PERIOD OF FREEZING
RAIN...WHICH COULD BE HEAVY AT TIMES...WILL RESULT IN WIDESPREAD
ICE ACCUMULATIONS OF A QUARTER TO HALF INCH. THE PRECIPITATION IS
EXPECTED TO CHANGE TO PRIMARILY RAIN SATURDAY NIGHT AS
TEMPERATURES RISE ABOVE FREEZING.

IN ADDITION...WINDS WILL STRENGTHEN TO 25 TO 35 MPH SATURDAY
AFTERNOON AND EVENING. THIS MAY LEAD TO DAMAGE TO TREES AND POWER
LINES WHERE ICE ACCUMULATES.

AN ICE STORM WARNING MEANS SIGNIFICANT ICE ACCUMULATIONS OF ONE-
QUARTER INCH OR MORE ARE EXPECTED OR OCCURRING. THIS WILL MAKE
TRAVEL DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN AN EMERGENCY
AND TAKE YOUR WINTER SURVIVAL KIT. ICE ACCUMULATIONS AND WINDS
WILL LIKELY LEAD TO FALLING TREE BRANCHES...SNAPPED POWER LINES
AND LOSS OF POWER.

$$

IAZ087>089-098-099-ILZ025-026-034-035-MOZ009-010-011015-
/O.CON.KDVN.IS.W.0003.071201T1500Z-071202T0000Z/
JEFFERSON-HENRY IA-DES MOINES-VAN BUREN-LEE-HENDERSON-WARREN-
HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...FAIRFIELD...MOUNT PLEASANT...
BURLINGTON...KEOSAUQUA....FORT MADISON...OQUAWKA...MONMOUTH...
CARTHAGE...MACOMB...MEMPHIS...KAHOKA
813 PM CST FRI NOV 30 2007

...ICE STORM WARNING REMAINS IN EFFECT FROM 9 AM TO 6 PM CST
SATURDAY...

AN ICE STORM WARNING REMAINS IN EFFECT FROM 9 AM TO 6 PM CST
SATURDAY. 

A MIX OF SNOW...SLEET AND FREEZING RAIN WILL DEVELOP ACROSS THE
AREA MID MORNING SATURDAY AS A STORM SYSTEM APPROACHES FROM THE
SOUTHWEST. THE PRECIPITATION WILL CHANGE TO FREEZING RAIN BY
AFTERNOON WITH ICE ACCUMULATIONS FROM A QUARTER TO HALF INCH
EXPECTED BY EVENING. THE PRECIPITATION IS EXPECTED TO CHANGE OVER
TO PRIMARILY RAIN SATURDAY EVENING AS TEMPERATURES RISE ABOVE
FREEZING.

IN ADDITION...WINDS WILL STRENGTHEN TO 25 TO 35 MPH SATURDAY
AFTERNOON AND EVENING. THIS MAY LEAD TO DAMAGE TO TREES AND POWER
LINES WHERE ICE ACCUMULATES.

AN ICE STORM WARNING MEANS SIGNIFICANT ICE ACCUMULATIONS OF ONE-
QUARTER INCH OR MORE ARE EXPECTED OR OCCURRING. THIS WILL MAKE
TRAVEL DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN AN EMERGENCY
AND TAKE YOUR WINTER SURVIVAL KIT. ICE ACCUMULATIONS AND WINDS
WILL LIKELY LEAD TO FALLING TREE BRANCHES...SNAPPED POWER LINES
AND LOSS OF POWER.

$$

IAZ040>042-051>054-066-ILZ001-002-007-009-011015-
/O.CON.KDVN.WS.W.0005.071201T1500Z-071202T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-CLINTON-
JO DAVIESS-STEPHENSON-CARROLL-WHITESIDE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...CLINTON...GALENA...
FREEPORT...MOUNT CARROLL...STERLING...ROCK FALLS
813 PM CST FRI NOV 30 2007

...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM SATURDAY TO
MIDNIGHT CST SATURDAY NIGHT...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM SATURDAY TO
MIDNIGHT CST SATURDAY NIGHT. 

A MIXTURE OF SNOW AND SLEET WILL DEVELOP ACROSS THE AREA MID
MORNING SATURDAY AS A STORM SYSTEM APPROACHES FROM THE SOUTHWEST.
THE PRECIPITATION WILL CHANGE TO MAINLY FREEZING RAIN ALONG AND
SOUTH OF HIGHWAY 30 IN THE AFTERNOON WITH A MIXTURE OF FREEZING
RAIN...SLEET AND SNOW CONTINUING TO THE NORTH. THE FREEZING RAIN
WILL RESULT IN ICE ACCUMULATIONS UP TO A QUARTER INCH SATURDAY
AFTERNOON AND EVENING. SLEET AND SNOW MAY ACCUMULATE AS HIGH AS
1 TO 3 INCHES...ESPECIALLY ALONG AND NORTH OF THE HIGHWAY
20 CORRIDOR.

IN ADDITION...WINDS WILL INCREASE TO 25 TO 35 MPH SATURDAY
AFTERNOON AND EVENING. THIS MAY LEAD TO DAMAGE TO TREE AND POWER
LINES WHERE ICE ACCUMULATES.

A WINTER STORM WARNING MEANS SIGNIFICANT SNOW ACCUMULATIONS...
COMBINED WITH STRONG WINDS...SLEET...AND FREEZING RAIN IS
EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL DANGEROUS OR
IMPOSSIBLE. ONLY TRAVEL IN AN EMERGENCY AND TAKE YOUR WINTER
SURVIVAL KIT.

$$


ERVIN
000 
WWUS43 KDVN 010949
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
349 AM CST SAT DEC 1 2007

...POTENTIALLY CRIPPLING MAJOR WINTER STORM WITH HEAVY ICE ACCUMULATIONS
EXPECTED TODAY INTO THIS EVENING....

.A WINTER STORM OVER THE PLAINS WILL ARRIVE BY MID MORNING...PASSING
THROUGH IOWA TONIGHT. THE STORM WILL PUSH MILD AND VERY MOIST AIR
OVER COLD AIR ALREADY IN PLACE ACROSS THE AREA. THIS WILL RESULT
IN PRECIPITATION DEVELOPING IN THE FORM OF SNOW...SLEET AND FREEZING
RAIN THIS MORNING. THIS WILL CHANGE OVER TO FREEZING RAIN BY AFTERNOON
ACROSS MOST OF EASTERN IOWA...NORTHWEST ILLINOIS AND NORTHEAST MISSOURI.
SIGNIFICANT ACCUMULATIONS OF ICE ARE EXPECTED...ESPECIALLY ALONG AND
SOUTH OF HIGHWAY 30...WITH A COMBINATION OF ICE...SNOW AND SLEET
ACCUMULATIONS TO THE NORTH. THE PRECIPITATION IS EXPECTED TO CHANGE
TO RAIN THIS EVENING BEFORE ENDING AS TEMPERATURES RISE ABOVE FREEZING.
STRONG SOUTHEAST WINDS THIS AFTERNOON INTO EARLY THIS EVENING OF
25 TO OVER 40 MPH WILL COMBINE WITH THE ICE TO CREATE EXTREMELY
HAZARDOUS DRIVING CONDITIONS. THE STRONG WINDS LIKELY WILL LEAD TO
SIGNIFICANT DAMAGE TO TREES AND POWER LINES...WHICH MAY RESULT IN
EXTENDED POWER OUTAGES.

IAZ063>065-067-068-076>078-ILZ015>018-024-011800-
/O.CON.KDVN.IS.W.0003.071201T1500Z-071202T0600Z/
IOWA-JOHNSON-CEDAR-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-
ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-
INCLUDING THE CITIES OF...MARENGO...IOWA CITY...TIPTON...
MUSCATINE...BETTENDORF...DAVENPORT...SIGOURNEY...WASHINGTON...
WAPELLO...MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...HENNEPIN...
ALEDO
349 AM CST SAT DEC 1 2007

...ICE STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO
MIDNIGHT CST TONIGHT...

AN ICE STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO
MIDNIGHT CST TONIGHT. 

A MIXTURE OF SNOW...SLEET AND FREEZING RAIN WILL DEVELOP BY MID
MORNING. THE PRECIPITATION WILL CHANGE OVER TO FREEZING RAIN BY
NOON AND CONTINUE THROUGH THE AFTERNOON AS A WINTER STORM SYSTEM
APPROACHES FROM THE SOUTHWEST. AN EXTENDED PERIOD OF FREEZING
RAIN...WHICH COULD BE HEAVY AT TIMES...WILL RESULT IN WIDESPREAD
ICE ACCUMULATIONS OF A QUARTER TO HALF INCH WITH LOCALLY THREE
QUARTERS OF AN INCH POSSIBLE ROUGHLY BETWEEN IOWA CITY AND DAVENPORT
IOWA. THE PRECIPITATION IS EXPECTED TO CHANGE TO RAIN THIS EVENING
AS TEMPERATURES RISE ABOVE FREEZING.

STRONG WINDS OF 25 TO 40 MPH WITH ISOLATED GUSTS TO 45 MPH THIS
AFTERNOON AND INTO EARLY EVENING WILL RESULT IN SIGNIFICANT AND
POSSIBLY WIDESPREAD DAMAGE TO TREES AND POWER LINES WHERE HEAVY
LAYERS OF ICE ACCUMULATE. IN AREAS WITH A HALF INCH OR MORE OF ICE
AND STRONG WINDS...PROLONGED POWER OUTAGES CAN BE EXPECTED.

AN ICE STORM WARNING MEANS SIGNIFICANT ICE ACCUMULATIONS OF ONE-
QUARTER INCH OR MORE ARE EXPECTED OR OCCURRING. THIS WILL MAKE
TRAVEL DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN AN EMERGENCY
AND TAKE YOUR WINTER SURVIVAL KIT. ICE ACCUMULATIONS AND WINDS
WILL LIKELY LEAD TO FALLING TREE BRANCHES...SNAPPED POWER LINES
AND LOSS OF POWER.

$$

IAZ087>089-098-099-ILZ025-026-034-035-MOZ009-010-011800-
/O.CON.KDVN.IS.W.0003.071201T1500Z-071202T0000Z/
JEFFERSON-HENRY IA-DES MOINES-VAN BUREN-LEE-HENDERSON-WARREN-
HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...FAIRFIELD...MOUNT PLEASANT...
BURLINGTON...KEOSAUQUA....FORT MADISON...OQUAWKA...MONMOUTH...
CARTHAGE...MACOMB...MEMPHIS...KAHOKA
349 AM CST SAT DEC 1 2007

...ICE STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO
6 PM CST THIS AFTERNOON...

AN ICE STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO
6 PM CST THIS AFTERNOON. 

A MIXTURE OF SNOW...SLEET AND FREEZING RAIN WILL DEVELOP ACROSS THE
AREA EARLY THIS MORNING. THE PRECIPITATION WILL CHANGE TO MAINLY 
FREEZING RAIN BY LATE MORNING WITH ICE ACCUMULATIONS FROM A QUARTER
TO HALF INCH EXPECTED BY EVENING. THE PRECIPITATION IS EXPECTED TO
CHANGE OVER TO RAIN THIS EVENING AS TEMPERATURES RISE TO WELL ABOVE
FREEZING.

IN ADDITION...WINDS WILL STRENGTHEN TO 25 TO 35 MPH THIS AFTERNOON
AND EVENING. THIS MAY LEAD TO DAMAGE TO TREES AND POWER LINES WHERE
ICE ACCUMULATES AND POWER OUTAGES.

AN ICE STORM WARNING MEANS SIGNIFICANT ICE ACCUMULATIONS OF ONE-
QUARTER INCH OR MORE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL
DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN AN EMERGENCY AND TAKE
YOUR WINTER SURVIVAL KIT. ICE ACCUMULATIONS AND WINDS WILL LIKELY
LEAD TO FALLING TREE BRANCHES...SNAPPED POWER LINES AND LOSS OF
POWER.

$$

IAZ040>042-051>054-066-ILZ001-002-007-009-011800-
/O.CON.KDVN.WS.W.0005.071201T1500Z-071202T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-CLINTON-
JO DAVIESS-STEPHENSON-CARROLL-WHITESIDE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...CLINTON...GALENA...
FREEPORT...MOUNT CARROLL...STERLING...ROCK FALLS
349 AM CST SAT DEC 1 2007

...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO MIDNIGHT CST TONIGHT...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO MIDNIGHT CST TONIGHT. 

A MIXTURE OF SNOW AND SLEET WILL DEVELOP ACROSS THE AREA BY MID
MORNING. THE PRECIPITATION WILL CHANGE TO MAINLY FREEZING RAIN ALONG
AND SOUTH OF HIGHWAY 30 IN THE AFTERNOON WITH A MIXTURE OF FREEZING
RAIN...SLEET AND SNOW CONTINUING TO THE NORTH. THE FREEZING RAIN
WILL RESULT IN ICE ACCUMULATIONS OF A QUARTER UP TO A HALF INCH
THIS AFTERNOON AND EVENING. SLEET AND SNOW MAY ACCUMULATE AS HIGH
AS 1 TO 3 INCHES...ESPECIALLY ALONG AND NORTH OF THE HIGHWAY 20
CORRIDOR.

IN ADDITION...WINDS WILL INCREASE TO 25 TO 40 MPH WITH ISOLATED
GUSTS TO NEAR 50 MPH THIS AFTERNOON AND EVENING. THIS MAY LEAD TO
SIGNIFICANT AND POSSIBLY WIDESPREAD DAMAGE TO TREE AND POWER
LINES WHERE HEAVY LAYERS OF ICE ACCUMULATES. IN AREAS WITH A HALF
INCH OR MORE OF ICE AND THE STRONGEST WINDS...PROLONGED POWER
OUTAGES CAN BE EXPECTED.

A WINTER STORM WARNING MEANS SIGNIFICANT SNOW ACCUMULATIONS...
COMBINED WITH STRONG WINDS...SLEET...AND FREEZING RAIN IS
EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL DANGEROUS OR
IMPOSSIBLE. ONLY TRAVEL IN AN EMERGENCY AND TAKE YOUR WINTER
SURVIVAL KIT.

$$

NICHOLS/12
000 
WWUS43 KDVN 011720
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1120 AM CST SAT DEC 1 2007

...ICE...SLEET AND SNOW CONTINUES OVER THE AREA....

.A MAJOR WINTER STORM IN EASTERN COLORADO IS MOVING EAST AND WILL
BRING A SWATH OF RAIN...FREEZING RAIN...SLEET AND SNOW TO THE
REGION INTO SUNDAY. THE MAIN CONCERN WILL BE ICE ACCUMULATIONS
WHICH WILL LIKELY EXCEED ONE-QUARTER INCH...MAKING TRAVEL
HAZARDOUS AND POSSIBLY RESULT IN SPOTTY POWER OUTAGES. FREEZING
AND FROZEN PRECIPITATION WILL GRADUALLY CHANGE TO RAIN LATER TODAY
AND TONIGHT.

IAZ063>065-067-068-076>078-ILZ015>018-024-020130-
/O.CON.KDVN.IS.W.0003.000000T0000Z-071202T0600Z/
IOWA-JOHNSON-CEDAR-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-
ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-
INCLUDING THE CITIES OF...MARENGO...IOWA CITY...TIPTON...
MUSCATINE...BETTENDORF...DAVENPORT...SIGOURNEY...WASHINGTON...
WAPELLO...MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...HENNEPIN...
ALEDO
1120 AM CST SAT DEC 1 2007

...ICE STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

FREEZING RAIN...MIXED WITH SLEET AT TIMES...WILL PERSIST THROUGH
THE AFTERNOON. ACCUMULATIONS OF ONE-QUARTER TO ONE-HALF INCH OF
ICE WILL MAKE TRAVEL HAZARDOUS...AND COULD RESULT IN SPOTTY POWER
OUTAGES...ESPECIALLY IF STRONG WINDS DEVELOP THIS AFTERNOON.

THE PRECIPITATION WILL CHANGE TO RAIN THIS EVENING AS TEMPERATURES
RISE ABOVE FREEZING.

$$

IAZ087>089-098-099-ILZ025-026-034-035-MOZ009-010-020000-
/O.CON.KDVN.IS.W.0003.000000T0000Z-071202T0000Z/
JEFFERSON-HENRY IA-DES MOINES-VAN BUREN-LEE-HENDERSON-WARREN-
HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...FAIRFIELD...MOUNT PLEASANT...
BURLINGTON...KEOSAUQUA....FORT MADISON...OQUAWKA...MONMOUTH...
CARTHAGE...MACOMB...MEMPHIS...KAHOKA
1120 AM CST SAT DEC 1 2007

...ICE STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON...

FREEZING RAIN...MIXED WITH SLEET AT TIMES...WILL PERSIST THROUGH
THE AFTERNOON. ACCUMULATIONS OF ONE-QUARTER TO ONE-HALF INCH OF
ICE WILL MAKE TRAVEL HAZARDOUS...AND COULD RESULT IN SPOTTY POWER
OUTAGES...ESPECIALLY IF STRONG WINDS DEVELOP THIS AFTERNOON.

THE PRECIPITATION WILL CHANGE TO RAIN LATE THIS AFTERNOON AS
TEMPERATURES RISE ABOVE FREEZING.

$$

IAZ040>042-051>054-066-ILZ001-002-007-009-020130-
/O.CON.KDVN.WS.W.0005.000000T0000Z-071202T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-CLINTON-
JO DAVIESS-STEPHENSON-CARROLL-WHITESIDE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...CLINTON...GALENA...
FREEPORT...MOUNT CARROLL...STERLING...ROCK FALLS
1120 AM CST SAT DEC 1 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

A MIX OF SNOW...SLEET AND FREEZING RAIN WILL CONTINUE OVER THE
AREA THROUGH TONIGHT. SNOW AMOUNTS WILL TOTAL BETWEEN 1 AND 3
INCHES IN ADDITION TO LIGHT ACCUMULATIONS OF FREEZING RAIN AND
SLEET. TO ADD TO THE MIX...WINDS WILL GUST TO AROUND 30 MPH.

THIS COMBINATION WILL MAKE TRAVEL HAZARDOUS...SO AVOID OR DELAY
TRAVEL IF POSSIBLE.

$$

WOLF
000 
WWUS43 KDVN 012221
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
421 PM CST SAT DEC 1 2007

...WINTER STORM BEGINNING TO WIND DOWN....

.FREEZING AND FROZEN PRECIPITATION ASSOCIATED WITH A MAJOR WINTER
STORM WILL SLOWLY CHANGE TO RAIN OVER EAST CENTRAL AND SOUTHEAST 
IOWA...EXTREME NORTHEAST MISSOURI...AND WEST CENTRAL AND NORTHWEST
ILLINOIS...THEN TAPER OFF TONIGHT. TEMPERATURES WILL WARM INTO THE
EARLY MORNING HOURS TONIGHT...THEN BEGIN TO DROP OFF WITH THE
PASSAGE OF A COLD FRONT TOWARD SUNRISE.

IAZ063>065-067-068-076>078-ILZ015>018-024-020600-
/O.CON.KDVN.IS.W.0003.000000T0000Z-071202T0600Z/
IOWA-JOHNSON-CEDAR-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-
ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-
INCLUDING THE CITIES OF...MARENGO...IOWA CITY...TIPTON...
MUSCATINE...BETTENDORF...DAVENPORT...SIGOURNEY...WASHINGTON...
WAPELLO...MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...HENNEPIN...
ALEDO
421 PM CST SAT DEC 1 2007

...ICE STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

FREEZING RAIN AND SLEET WILL CONTINUE THROUGH EARLY EVENING...THEN
THE PRECIPITATION WILL CHANGE TO RAIN AS TEMPERATURES RISE ABOVE
FREEZING. UNTIL THAT TIME...WINDS GUSTING TO 35 MPH IN ADDITION TO
ACCUMULATIONS OF ICE WILL RESULT IN HAZARDOUS TRAVEL...ESPECIALLY
ON THE LESS TRAVELED ROADS...AND SPOTTY POWER OUTAGES. AVOID
TRAVEL UNLESS ABSOLUTELY NECESSARY.

$$

IAZ087>089-098-099-ILZ025-026-034-035-MOZ009-010-020000-
/O.CON.KDVN.IS.W.0003.000000T0000Z-071202T0000Z/
JEFFERSON-HENRY IA-DES MOINES-VAN BUREN-LEE-HENDERSON-WARREN-
HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...FAIRFIELD...MOUNT PLEASANT...
BURLINGTON...KEOSAUQUA....FORT MADISON...OQUAWKA...MONMOUTH...
CARTHAGE...MACOMB...MEMPHIS...KAHOKA
421 PM CST SAT DEC 1 2007

...ICE STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON...

FREEZING RAIN AND SLEET WILL BECOME MORE SPOTTY THEN CHANGE TO
RAIN BY EARLY EVENING. UNTIL THEN...ICY SPOTS AND WINDS GUSTING TO
30 MPH WILL RESULT IN A HAZARD TO TRAVEL.

$$

IAZ040>042-051>054-066-ILZ001-002-007-009-020600-
/O.CON.KDVN.WS.W.0005.000000T0000Z-071202T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-CLINTON-
JO DAVIESS-STEPHENSON-CARROLL-WHITESIDE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...CLINTON...GALENA...
FREEPORT...MOUNT CARROLL...STERLING...ROCK FALLS
421 PM CST SAT DEC 1 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

FREEZING RAIN AND SLEET WILL CONTINUE THROUGH MID EVENING...THEN 
PRECIPITATION WILL CHANGE TO RAIN AS TEMPERATURES RISE TO OR ABOVE
FREEZING. UNTIL THAT TIME...WINDS GUSTING TO 35 MPH IN ADDITION TO
ACCUMULATIONS OF ICE WILL RESULT IN HAZARDOUS TRAVEL...ESPECIALLY
ON THE LESS TRAVELED ROADS...AND SPOTTY POWER OUTAGES. AVOID
TRAVEL UNLESS ABSOLUTELY NECESSARY.

$$

WOLF
000 
WWUS43 KDVN 020000
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
600 PM CST SAT DEC 1 2007

...WINTER STORM WINDING DOWN....

.FREEZING AND FROZEN PRECIPITATION ASSOCIATED WITH A MAJOR WINTER
STORM WILL CONTINUE TO CHANGE TO RAIN OVER EAST CENTRAL AND
NORTHEAST IOWA...AND NORTHWEST ILLINOIS BEFORE TAPERING OFF TONIGHT.
TEMPERATURES WILL WARM INTO THE EARLY MORNING HOURS TONIGHT...THEN
BEGIN TO DROP OFF WITH THE PASSAGE OF A COLD FRONT TOWARD SUNRISE.

IAZ087>089-098-099-ILZ025-026-034-035-MOZ009-010-020100-
/O.EXP.KDVN.IS.W.0003.000000T0000Z-071202T0000Z/
JEFFERSON-HENRY IA-DES MOINES-VAN BUREN-LEE-HENDERSON-WARREN-
HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...FAIRFIELD...MOUNT PLEASANT...
BURLINGTON...KEOSAUQUA....FORT MADISON...OQUAWKA...MONMOUTH...
CARTHAGE...MACOMB...MEMPHIS...KAHOKA
600 PM CST SAT DEC 1 2007

...ICE STORM WARNING WILL EXPIRE AT 6 PM CST THIS AFTERNOON...

THE ICE STORM WARNING WILL EXPIRE AT 6 PM CST THIS AFTERNOON. 

TEMPERATURES HAVE WARMED ABOVE FREEZING...THEREFORE THE THREAT 
FOR ADDITIONAL ICE ACCUMULATION HAS ENDED. THUS...THE ICE STORM
WARNING WILL BE ALLOWED TO EXPIRE.

$$

IAZ063>065-067-068-076>078-ILZ015>018-024-020600-
/O.CON.KDVN.IS.W.0003.000000T0000Z-071202T0600Z/
IOWA-JOHNSON-CEDAR-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-
ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-
INCLUDING THE CITIES OF...MARENGO...IOWA CITY...TIPTON...
MUSCATINE...BETTENDORF...DAVENPORT...SIGOURNEY...WASHINGTON...
WAPELLO...MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...HENNEPIN...
ALEDO
600 PM CST SAT DEC 1 2007

...ICE STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

AN ICE STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT. 

FREEZING RAIN WILL BECOME PATCHY AND CONTINUE TO CHANGE TO RAIN
AS TEMPERATURES GRADUALLY WARM ABOVE FREEZING. MOTORISTS ARE 
STILL URGED TO DRIVE WITH CAUTION AS ICING WILL CONTINUE TO POSE
A THREAT ON ELEVATED SURFACES SUCH AS BRIDGES AND OVERPASSES
WHERE THE EFFECTS OF THE STRONG GUSTY WINDS CAN COOL THESE
SURFACES TO OR BELOW FREEZING. ALSO...REMAIN ALERT FOR FALLING ICE
FROM ELEVATED OBJECTS DUE TO THE STRONG GUSTY WINDS AND MELTING.
 
$$

IAZ040>042-051>054-066-ILZ001-002-007-009-020600-
/O.CON.KDVN.WS.W.0005.000000T0000Z-071202T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-CLINTON-
JO DAVIESS-STEPHENSON-CARROLL-WHITESIDE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...CLINTON...GALENA...
FREEPORT...MOUNT CARROLL...STERLING...ROCK FALLS
600 PM CST SAT DEC 1 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT. 

FREEZING RAIN WILL BECOME PATCHY AND CONTINUE TO CHANGE TO RAIN
AS TEMPERATURES GRADUALLY WARM ABOVE FREEZING. MOTORISTS ARE 
STILL URGED TO DRIVE WITH CAUTION AS ICING WILL CONTINUE TO POSE
A THREAT ON ELEVATED SURFACES SUCH AS BRIDGES AND OVERPASSES
WHERE THE EFFECTS OF THE STRONG GUSTY WINDS CAN COOL THESE
SURFACES TO OR BELOW FREEZING. ALSO...REMAIN ALERT FOR FALLING ICE
FROM ELEVATED OBJECTS DUE TO THE STRONG GUSTY WINDS AND MELTING.

$$
000 
WWUS43 KDVN 020233
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
833 PM CST SAT DEC 1 2007

...WINTER STORM WINDING DOWN....

.FREEZING PRECIPITATION ASSOCIATED WITH A MAJOR WINTER STORM WILL
CONTINUE TO CHANGE TO RAIN OVER NORTHEAST IOWA AND NORTHWEST
ILLINOIS BEFORE TAPERING OFF LATE THIS EVENING. TEMPERATURES WILL
WARM INTO THE EARLY MORNING HOURS TONIGHT...THEN BEGIN TO DROP OFF
WITH THE PASSAGE OF A COLD FRONT TOWARD SUNRISE.

IAZ063>065-067-068-076>078-ILZ015>018-024-020345-
/O.CAN.KDVN.IS.W.0003.000000T0000Z-071202T0600Z/
IOWA-JOHNSON-CEDAR-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-
ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-
INCLUDING THE CITIES OF...MARENGO...IOWA CITY...TIPTON...
MUSCATINE...BETTENDORF...DAVENPORT...SIGOURNEY...WASHINGTON...
WAPELLO...MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...HENNEPIN...
ALEDO
833 PM CST SAT DEC 1 2007

...ICE STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS CANCELLED THE ICE
STORM WARNING. 

TEMPERATURES HAVE WARMED ABOVE FREEZING...THUS THE THREAT 
FOR ADDITIONAL ICE ACCUMULATION HAS ENDED. THEREFORE...THE ICE
STORM WARNING HAS BEEN CANCELLED.

$$

IAZ040>042-051>054-066-ILZ001-002-007-009-020600-
/O.CON.KDVN.WS.W.0005.000000T0000Z-071202T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-CLINTON-
JO DAVIESS-STEPHENSON-CARROLL-WHITESIDE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...CLINTON...GALENA...
FREEPORT...MOUNT CARROLL...STERLING...ROCK FALLS
833 PM CST SAT DEC 1 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST
TONIGHT. 

FREEZING RAIN WILL BECOME PATCHY AND CONTINUE TO CHANGE TO RAIN
AS TEMPERATURES GRADUALLY WARM ABOVE FREEZING. MOTORISTS ARE
STILL URGED TO DRIVE WITH CAUTION AS ICING WILL CONTINUE TO POSE
A THREAT ON ELEVATED SURFACES SUCH AS BRIDGES AND OVERPASSES
WHERE THE EFFECTS OF THE STRONG GUSTY WINDS CAN COOL THESE
SURFACES TO OR BELOW FREEZING. ALSO...REMAIN ALERT FOR FALLING
ICE FROM ELEVATED OBJECTS DUE TO THE STRONG GUSTY WINDS AND
MELTING.

$$

What forecasters said that day

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

NWS Quad Cities, IA wrote its last area forecast discussion before this ice storm warning went out at Nov 30, 11:51 AM CST, 3 hours 3 minutes earlier.

Area forecast discussion, Nov 30, 11:51 AM CST, 3 hours 3 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1151 AM CST FRI NOV 30 2007

.UPDATE...
SHORT TERM...ARCTIC AIRMASS WITH DEWPOINTS IN SINGLE DIGITS AND
DRY BULB VALUES IN TEENS AND 20S CONTINUES TO SPILL INTO REGION
THIS MORNING. EVEN WITH NEARLY FULL SUNSHINE TEMPERATURES HAVE
RECOVERED ONLY A COUPLE DEGREES OVER PAST COUPLE HOURS AFTER
INITIAL POST FRONTAL DROP THIS MORNING. WILL SEE ONLY A FEW MORE
DEGREE RISE UNDER CONTINUED COLD ADVECTION AND PARTIAL FILTERING
OF LIMITED INSOLATION BY INCOMING CI. HAVE UPDATED FORECAST TO
DROP AFTERNOON HIGHS BY ABOUT A CATEGORY.

STILL LOOKING OVER NEW DATA COMING IN FOR WEEKEND WINTER STORM AND NO
UPDATES BEYOND THIS AFTERNOON AT THIS TIME.

&&

.AVIATION...
NW WINDS BEHIND A DEPARTING ARCTIC FRONT WILL CONTINUE TO
DIMINISH...THEN BECOME LIGHT AND VARIABLE TONIGHT AS HIGH PRESSURE
MOVES ACROSS THE REGION. ON SATURDAY...A STRONG WINTER STORM
SYSTEM MOVING INTO THE CENTRAL PLAINS WILL SPREAD A WINTRY MIX OF
PRECIPITATION ACROSS ALL TERMINALS BY MID MORNING...WITH FREEZING
RAIN...SLEET AND LIGHT SNOW BY 18Z. ACCUMULATING ICE WILL BE
POSSIBLE BY EARLY AFTERNOON. CIGS WILL LOWER TO MVFR WITH 15 TO
25 KT E-SE SURFACE WINDS. STRONG SOUTHERLY WINDS AROUND 2 TO 3 KFT
ABOVE THE GROUND...AS HIGH AS 50 KTS...MAY RESULT IN LOW LEVEL
WIND SHEAR CONDITIONS BY MIDDAY...BUT DID NOT INCLUDE IN TERMINAL
FORECASTS AT THIS TIME.

&&

.DVN WATCHES/WARNINGS/ADVISORIES...
IA...WINTER STORM WATCH FROM SATURDAY MORNING THROUGH SATURDAY
     EVENING FOR BENTON-BUCHANAN-CEDAR-CLINTON-DELAWARE-DUBUQUE-
     IOWA-JACKSON-JOHNSON-JONES-KEOKUK-LINN-LOUISA-MUSCATINE-
     SCOTT-WASHINGTON.

     WINTER STORM WATCH FROM SATURDAY MORNING THROUGH SATURDAY
     AFTERNOON FOR DES MOINES-HENRY IA-JEFFERSON-LEE-VAN BUREN.

IL...WINTER STORM WATCH FROM SATURDAY MORNING THROUGH SATURDAY
     EVENING FOR BUREAU-CARROLL-HENRY IL-JO DAVIESS-MERCER-
     PUTNAM-ROCK ISLAND-STEPHENSON-WHITESIDE.

     WINTER STORM WATCH FROM SATURDAY MORNING THROUGH SATURDAY
     AFTERNOON FOR HANCOCK-HENDERSON-MCDONOUGH-WARREN.

MO...WINTER STORM WATCH FROM SATURDAY MORNING THROUGH SATURDAY
     AFTERNOON FOR CLARK-SCOTLAND.

&&

SHEETS
Hazardous weather outlook, Nov 30, 10:35 AM CST, 4 hours 19 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1035 AM CST FRI NOV 30 2007

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-011100-
BENTON IA-BUCHANAN IA-BUREAU IL-CARROLL IL-CEDAR IA-CLARK MO-CLINTON
IA-DELAWARE IA-DES MOINES IA-DUBUQUE IA-HANCOCK IL-HENDERSON IL-HENRY
IA-HENRY IL-IOWA IA-JACKSON IA-JEFFERSON IA-JO DAVIESS IL-JOHNSON IA-
JONES IA-KEOKUK IA-LEE IA-LINN IA-LOUISA IA-MCDONOUGH IL-MERCER IL-
MUSCATINE IA-PUTNAM IL-ROCK ISLAND IL-SCOTLAND MO-SCOTT IA-
STEPHENSON IL-VAN BUREN IA-WARREN IL-WASHINGTON IA-WHITESIDE IL-
1035 AM CST FRI NOV 30 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
ILLINOIS...NORTHWEST ILLINOIS...WEST CENTRAL ILLINOIS...EAST
CENTRAL IOWA...NORTHEAST IOWA...SOUTHEAST IOWA AND NORTHEAST
MISSOURI.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH WEDNESDAY

SATURDAY INTO SATURDAY EVENING...A WINTER STORM WATCH IS IN EFFECT
FOR THE ENTIRE OUTLOOK AREA SATURDAY MORNING THROUGH SATURDAY
EVENING.

A DEVELOPING WINTER STORM SYSTEM WILL LIFT NORTHEAST OUT OF THE
CENTRAL ROCKIES...PASSING THROUGH IOWA SATURDAY NIGHT. AS THE STORM
APPROACHES...WARM AND VERY MOIST AIR WILL LIFT OVER VERY COLD AIR
ALREADY IN PLACE ACROSS THE MID MISSISSIPPI VALLEY. THIS WILL SPREAD
PRECIPITATION IN THE FORM OF SNOW AND SLEET INITIALLY THAT WILL
CHANGE TO FREEZING RAIN AND SOME SLEET ACROSS EASTERN
IOWA...NORTHWEST ILLINOIS AND NORTHEAST MISSOURI SATURDAY AFTERNOON.
SIGNIFICANT ICE ACCUMULATIONS OF ONE QUARTER TO ONE HALF INCH IS
EXPECTED. MINOR SNOW ACCUMULATIONS OF 1 TO 3 INCHES MAINLY NORTH OF
HIGHWAY 30 WILL ALSO BE POSSIBLE. SATURDAY EVENING ALL THE
PRECIPITATION WILL CHANGE TO RAIN. STRONG SOUTHEAST WINDS OF 25 TO
OVER 35 MPH WILL COMBINE WITH THE ICE TO RESULT IN EXTREMELY
HAZARDOUS DRIVING CONDITIONS...AND POTENTIALLY WIDESPREAD DAMAGE TO
TREES AND POWER LINES. INTERESTED INDIVIDUALS SHOULD MONITOR THIS
PRODUCT AND WINTER SEVERE WEATHER PRODUCTS FOR ADDITIONAL
INFORMATION AS THIS EVENT UNFOLDS.

.SPOTTER INFORMATION STATEMENT...
AN EMERGENCY MANAGERS CONFERENCE CALL HAS BEEN SCHEDULED FOR 130 PM
CST.

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT.

12/NICHOLS/05

The office that day

Everything else NWS Quad Cities, IA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 30, 2:54 PM CSTWinter Storm WarningDVNBenton, Buchanan, Clinton, Delaware, Dubuque, Jackson and 2 more31 hr

Nearby

Ice Storm Warnings in Iowa, 2007Ice Storm Warnings in Illinois, 2007Ice Storm Warnings in Missouri, 2007Every ice storm warning in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.