Alert archive / Iowa / Winter Storm Warnings in 2007

Winter Storm Warning 6, NWS Quad Cities, IA

December 10, 200711 counties in Iowa; Carroll County, Jo Daviess County, Stephenson County, Illinois

NWS Quad Cities, IA issued this winter storm warning at Dec 10, 2007, 3:44 AM CST for 11 counties in Iowa; Carroll County, Jo Daviess County, Stephenson County, Illinois. It took effect at Dec 10, 2007, 3:55 PM CST. It was in force for 24 hr. 53 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
Dec 10, 2007, 3:44 AM CST (09:44 UTC)
In effect from
Dec 10, 2007, 3:55 PM CST
Expired
Dec 11, 2007, 3:35 PM CST
In force
24 hr
Issued by
NWS Quad Cities, IA

Counties Benton County, IA, Buchanan County, IA, Cedar County, IA, Clinton County, IA, Delaware County, IA, Dubuque County, IA, Iowa County, IA, Jackson County, IA, Johnson County, IA, Jones County, IA, Linn County, IA, Carroll County, IL, Jo Daviess County, IL, Stephenson County, IL

The radar

The Quad Cities radar (KDVN), 68 km from the middle of the area, began a volume at 09:46 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Dec 11, 2:40 AM CSTFREEZING RAIN 0.13 Nw Mount Vernon, IAMODERATE FREEZING RAIN.
Dec 11, 2:45 AM CSTFREEZING RAIN 0.52 S Urbana, IAFREEZING RAIN IS MIXED WITH SLEET AND SNOW.
Dec 11, 3:07 AM CSTFREEZING RAIN 0Cedar Rapids, IAMODERATE FREEZING RAIN. ROADS REPORTED TO BE BAD. SIDEWALKS COATED WITH ICE.
Dec 11, 4:09 AM CSTFREEZING RAIN 0.13 Nnw Cedar Rapids, IA
Dec 11, 4:09 AM CSTFREEZING RAIN 0.252 Ene Clinton, IA
Dec 11, 5:14 AM CSTFREEZING RAIN 0.2Edgewood, IA
Dec 11, 5:14 AM CSTSNOW 1Edgewood, IA1 INCH OF SNOW AND SLEET ACCUMULATION.
Dec 11, 5:30 AM CSTFREEZING RAIN 0.16 Ne Van Horne, IA
Dec 11, 5:36 AM CSTFREEZING RAIN 0.31 W Elmira, IA
Dec 11, 5:47 AM CSTICE STORM 0North English, IAQUARTER INCH OF ICE. 24 HOUR RAINFALL WAS .87
Dec 11, 6:04 AM CSTICE STORM 0Ladora, IA0.25 INCH OF ICE ACCUMULATION.
Dec 11, 6:05 AM CSTICE STORM 0Dubuque, IA0.40 INCH OF ICE ACCUMULATION. TREES AND ELEVATED SURFACES REPORTED HEAVILY ICED UP. REPORT FROM OFFICIAL DUBUQUE OBSERVER.
Dec 11, 6:34 AM CSTICE STORM 0Stockton, ILONE QUARTER INCH OF ICE ACCUMULATION.
Dec 11, 6:45 AM CSTFREEZING RAIN 0.2Mount Carroll, IL
Dec 11, 6:57 AM CSTFREEZING RAIN 0.14 W Maquoketa, IA
Dec 11, 7:17 AM CSTFREEZING RAIN 0.2German Valley, ILROADS...TREES AND POWER LINES ICE COVERED.
Dec 11, 7:35 AM CSTICE STORM 0Belle Plaine, IA.25 INCH OF ICE ACCUMULATION MAINLY ON TREES AND ELEVATED SURFACES.
Dec 11, 7:35 AM CSTFREEZING RAIN 0.2Belle Plaine, IA.20 INCH OF ICE ACCUMULATION MAINLY ON TREES AND ELEVATED SURFACES.
Dec 11, 7:59 AM CSTICE STORMLowden, IAJUST OVER 1/3 IN ICE ACCUMULATION
Dec 11, 8:00 AM CSTICE STORM 0Anamosa, IA1/4 INCH ICE COATING.
Dec 11, 8:02 AM CSTICE STORM 0Marengo, IA0.4 TO 0.5 INCH ICE ACCUMULATION ON TREES.
Dec 11, 8:05 AM CSTICE STORMCascade, IA0.3 IN ICE ACCUMULATION
Dec 11, 8:05 AM CSTICE STORMN Solon, IA0.40 IN ICE ACCUMULATION
Dec 11, 8:20 AM CSTICE STORM 0Marion, IA1/4 INCH ICE COATING.
Dec 11, 8:28 AM CSTICE STORM 0N Norway, IA0.5 INCH OF ICE ACCUMULATION ON ELEVATED SURFACES. TREES SAGGING.
Dec 11, 8:49 AM CSTFREEZING RAIN 0.25 E Cedar Rapids, IATREE LIMBS COMING DOWN AND NO POWER. ALSO WATER POOLING IN DRAINAGE AREAS.
Dec 11, 8:49 AM CSTICE STORME Victor, IA0.75 IN ICE ACCUMULATION
Dec 11, 8:51 AM CSTICE STORM 01 Sse Cedar Rapids, IA0.25 INCH ICE ACCUMULATION ON ELEVATED SURFACES.
Dec 11, 9:08 AM CSTICE STORM 01 S Marengo, IAUP TO .50 INCH ICE ACCUMULATION.
Dec 11, 9:08 AM CSTSLEET 0.45 Sse Council Hill, IL3/8 INCH OF SLEET ACCUMULATION.
Dec 11, 9:12 AM CSTSNOW 0.8Stanley, IA0.8 INCH OF NEW SNOW ACCUMULATION. HALF INCH OF THIS .8 TOTAL SNOW ACCUMULATION OCCURRED DURING PAST HOUR. MODERATE SNOW WITH INCREASING FLAKE SIZE AT TIME OF REPORT.
Dec 11, 9:15 AM CSTSLEET 0Dubuque, IAIT HAS BEEN SLEETING FOR THE PAST 30 MINUTES. ROADS 100 PERCENT COVERED.
Dec 11, 9:25 AM CSTICE STORM 0Vinton, IA1/2 INCH ICE COATING FROM FREEZING RAIN. CURRENTLY A LIGHT FREEZING RAIN.
Dec 11, 10:07 AM CSTFREEZING RAIN 0.2Marion, IA.20 INCH OF ICE ACCUMULATION. NOTICEABLE ICING ON TREES AND POWER LINES. TEMPERATURE HAS FALLEN BACK TO 30 DEGREES AT TIME OF REPORT.
Dec 11, 10:30 AM CSTICE STORM 0Shannon, IL.25 INCH OF ICE ACCUMULATION IN AND AROUND SHANNON ON TREES AND ELEVATED SURFACES. ROADS MAINLY WET OR SLUSH COVERED WITH TEMPERATURES AT TIME OF REPORT JUST ABOVE FREEZING.
Dec 11, 10:30 AM CSTSNOW 2Dubuque, IATWO INCHES OF SNOW AND SLEET. ONE HALF INCH OF ICE ACCUMULATION.
Dec 11, 10:40 AM CSTICE STORM 02 Ne Cedar Rapids, IA.25 INCH OF ICE ACCUMULATION. MODERATE TO HEAVY FREEZING RAIN AT TIME OF REPORT...WITH MANY TREE LIMBS AND SMALL TREES BROKEN OR DOWN. AREA POWER LINES ALSO REPORTED TO BE STRAINING FROM WEIGHT OF ICE.
Dec 11, 11:00 AM CSTICE STORM 03 N Shellsburg, IA.75 INCH OF ICE ACCUMULATION. PRECIPITATION HAS NOW SWITCHED OVER TO ALL SNOW. MODERATE TO HEAVY SNOW STARTING TO ACCUMULATE AT TIME OF REPORT.
Dec 11, 11:21 AM CSTICE STORMLanark, ILAT LEAST 0.25 IN ICE ACCUMULATION ON TREES
Dec 11, 11:26 AM CSTICE STORM 0Cedar Rapids, IA0.2 IN NEW ICE IN LAST 4 HRS. 0.4 INCHES TOTAL ICE ACCUMULATION. TREE LIMBS ARE BENDING.
Dec 11, 12:35 PM CSTSNOW 1.11 E Dubuque, IACOCORAHS OBSERVER. 1.1 INCHES OF SNOW IN THE PAST 65 MIN.
Dec 11, 1:17 PM CSTICE STORM 03 Ssw Center Junction, IA0.6 INCHES ICE ACCUMULATION. TREE BRANCHES UP TO 6 IN DIAMETER BREAKING. FROZEN WATER PONDING IN DITCHES AND LOW AREAS.
Dec 11, 1:26 PM CSTSNOW 2.5Stanley, IASNOW HAS STOPPED. TOTAL SNOW DEPTH NOW 9 INCHES.
Dec 11, 2:49 PM CSTICE STORMMarion, IAICE ACCUMULATION 0.40. TRACE OF NEW SNOW.
Dec 11, 2:51 PM CSTICE STORM 0.53 E Cedar Rapids, IAHALF INCH OF ICE ACROSS THE AREA WITH LIMBS UP TO 4 INCH DIAMETER DOWN.
Dec 11, 2:51 PM CSTICE STORM3 E Cedar Rapids, IAHALF ICH OF ICH ACROSS THE AREA WITH LIMBS UP TO 4 INCH DIAMETER DOWN.
Dec 11, 2:56 PM CSTICE STORM 0.51 Sse Cedar Rapids, IAA QUARTER TO A HALF INCH OF ICE ON ELEVATED SURFACES.
Dec 11, 3:05 PM CSTICE STORMCedar Rapids, IA0.5 IN ICE ACCUMULATION WITH 1 IN SNOW ACCUMULATION.
Dec 11, 3:27 PM CSTICE STORM5 Sse Council Hill, ILABOUT 7/8 IN TOTAL ICE AND SNOW ACCUM. ABOUT 0.5 IN ICE ACCUMULATION AND ABOUT 0.25 IN REMAINING ON BRANCHES. ABOUT 3/8 IN SNOW ON TOP OF ICE.
Dec 11, 3:32 PM CSTICE STORM 0.52 Ene Cedar Rapids, IAA HALF INCH OF ICE ON EVERYTHING. 6 INCH DIAMETER TREE LIMBS ARE DOWN.
Dec 11, 3:40 PM CSTICE STORM 0.2Springville, IA0.2 INCH ICE WITH A TRACE OF SLEET. PRECIPITATION HAS ENDED AT THIS TIME.
Dec 11, 3:43 PM CSTICE STORM 61 Sse Cedar Rapids, IA0.25 TO 0.5 IN ICE ACCUMULATION. TREE BRANCHES UP TO 4-6 INCHES DOWN IN CEDAR RAPIDS.
Dec 11, 3:44 PM CSTICE STORM 0.4Marion, IA0.4 INCH TOTAL ICE.

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 00:00Z, 9.7 hours before the alert went out and 71 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 00:00Z on 2007-12-10Temperature 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 00:00Z on 2007-12-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 104 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
433 m above ground
0-6 km bulk shear
88 kt
0-1 km storm-relative helicity
104 m²/s²
0-3 km storm-relative helicity
275 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 100944
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
344 AM CST MON DEC 10 2007

...MAJOR ICE STORM TO AFFECT THE AREA...

.A MAJOR WINTER STORM WITH SIGNIFICANT AMOUNTS OF ICE AND SOME
SNOW WILL AFFECT THE AREA TONIGHT THROUGH TUESDAY EVENING. ICE
ACCUMULATIONS ARE EXPECTED TO RANGE FROM JUST OVER ONE TENTH INCH
TO NEARLY 1 INCH. SIGNIFICANT TREE AND POWER LINE DAMAGE IS
EXPECTED TO OCCUR ALONG WITH TRAVEL PROBLEMS.

IAZ067-068-076>078-087>089-098-099-ILZ009-015>018-024>026-034-035-
MOZ009-010-101745-
/O.UPG.KDVN.WS.A.0007.071211T0000Z-071212T0000Z/
/O.NEW.KDVN.IS.W.0004.071211T0000Z-071212T0600Z/
MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-
DES MOINES-VAN BUREN-LEE-WHITESIDE-ROCK ISLAND-HENRY IL-BUREAU-
PUTNAM-MERCER-HENDERSON-WARREN-HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...MUSCATINE...BETTENDORF...DAVENPORT...
SIGOURNEY...WASHINGTON...WAPELLO...FAIRFIELD...MOUNT PLEASANT...
BURLINGTON...KEOSAUQUA....FORT MADISON...STERLING...ROCK FALLS...
MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...HENNEPIN...ALEDO...
OQUAWKA...MONMOUTH...CARTHAGE...MACOMB...MEMPHIS...KAHOKA
344 AM CST MON DEC 10 2007

...ICE STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO MIDNIGHT
CST TUESDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED AN ICE
STORM WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO
MIDNIGHT CST TUESDAY NIGHT. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT. 

A SIGNIFICANT ICE STORM WILL AFFECT THE AREA TONIGHT THROUGH
TUESDAY EVENING. PREPARATIONS FOR THIS ICE STORM SHOULD BE
COMPLETED PRIOR TO SUNSET. THE PROBABILITY IS HIGH THAT POWER
INTERRUPTIONS...POSSIBLY FOR AN EXTENDED PERIOD OF TIME...WILL
OCCUR DURING THIS STORM.

FREEZING RAIN WILL QUICKLY DEVELOP THIS EVENING AND BECOME
WIDESPREAD AFTER MIDNIGHT...AND CONTINUE THROUGH TUESDAY. THE ICE
ACCUMULATION THAT OCCURS WILL BE ON TOP OF THE LIGHT ICE
ACCUMULATION ALREADY ON TREES AND POWER LINES. ICE ACCUMULATIONS
OF ONE HALF TO ONE INCH ARE EXPECTED. ISOLATED THUNDERSTORMS ARE
ALSO POSSIBLE LATE TONIGHT INTO TUESDAY MORNING...MAINLY SOUTH OF
AN OTTUMWA IOWA TO PRINCETON ILLINOIS LINE. ICE ACCUMULATIONS OF
AN INCH OR MORE ARE POSSIBLE WHERE THUNDERSTORMS DO OCCUR.

AN ICE STORM WARNING MEANS SIGNIFICANT ICE ACCUMULATIONS OF ONE-
QUARTER INCH OR MORE ARE EXPECTED OR OCCURRING. THIS WILL MAKE
TRAVEL VERY DANGEROUS HAZARDOUS 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.

$$

IAZ051>054-063>066-ILZ007-101745-
/O.UPG.KDVN.WS.A.0007.071211T0000Z-071212T0000Z/
/O.NEW.KDVN.WS.W.0006.071211T0000Z-071212T0600Z/
BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON-CEDAR-CLINTON-CARROLL-
INCLUDING THE CITIES OF...VINTON...CEDAR RAPIDS...ANAMOSA...
MAQUOKETA...MARENGO...IOWA CITY...TIPTON...CLINTON...
MOUNT CARROLL
344 AM CST MON DEC 10 2007

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO
MIDNIGHT CST TUESDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO
MIDNIGHT CST TUESDAY NIGHT. THE WINTER STORM WATCH IS NO LONGER
IN EFFECT. 

A MIXTURE OF FREEZING RAIN...SLEET AND SNOW WILL DEVELOP OVER THE
AREA TONIGHT AND CONTINUE THROUGH TUESDAY. SIGNIFICANT ICE ACCUMULATIONS
OF ONE QUARTER TO ONE HALF INCH ARE EXPECTED ALONG WITH AN INCH
OR TWO OF SNOW. THIS STORM SYSTEM WILL HAVE THE POTENTIAL TO
PRODUCE SIGNIFICANT DAMAGE TO TREES AND POWER LINES...AND MAKE
TRAVEL EXTREMELY DIFFICULT. ONE FACTOR THAT MAY MAKE THIS STORM
WORSE IT THAT THERE IS ALREADY A SMALL ICE ACCUMULATION ON MOST
TREES IN THE WATCH AREA. THIS ICE ACCUMULATION IS UNLIKELY TO MELT
OR FALL OFF BEFORE THE STORM BEGINS.

A WINTER STORM WARNING HEAVY SNOW...OR A COMBINATION OF
SNOW...SLEET... AND FREEZING RAIN IS EXPECTED OR OCCURRING. THIS
WILL MAKE TRAVEL VERY DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN
AN EMERGENCY AND TAKE YOUR WINTER SURVIVAL KIT.

$$

ILZ001-002-101745-
/O.NEW.KDVN.WS.W.0006.071211T0000Z-071212T0600Z/
JO DAVIESS-STEPHENSON-
INCLUDING THE CITIES OF...GALENA...FREEPORT
344 AM CST MON DEC 10 2007

...WINTER STORM WARNING IN EFFECT FROM 6 PM THIS EVENING TO
MIDNIGHT CST TUESDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO
MIDNIGHT CST TUESDAY NIGHT. 

A MIXTURE OF FREEZING RAIN...SLEET AND SNOW WILL DEVELOP OVER THE
AREA TONIGHT AND CONTINUE THROUGH TUESDAY. SIGNIFICANT ICE ACCUMULATIONS
OF ONE QUARTER TO ONE HALF INCH ARE EXPECTED ALONG WITH AN INCH
OR TWO OF SNOW. THIS STORM SYSTEM WILL HAVE THE POTENTIAL TO
PRODUCE SIGNIFICANT DAMAGE TO TREES AND POWER LINES...AND MAKE
TRAVEL EXTREMELY DIFFICULT. ONE FACTOR THAT MAY MAKE THIS STORM
WORSE IT THAT THERE IS ALREADY A SMALL ICE ACCUMULATION ON MOST
TREES IN THE WATCH AREA. THIS ICE ACCUMULATION IS UNLIKELY TO MELT
OR FALL OFF BEFORE THE STORM BEGINS.

A WINTER STORM WARNING HEAVY SNOW...OR A COMBINATION OF
SNOW...SLEET... AND FREEZING RAIN IS EXPECTED OR OCCURRING. THIS
WILL MAKE TRAVEL VERY DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN
AN EMERGENCY AND TAKE YOUR WINTER SURVIVAL KIT.


$$

IAZ040>042-101745-
/O.NEW.KDVN.WS.A.0008.071211T0000Z-071212T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE
344 AM CST MON DEC 10 2007

...WINTER STORM WATCH IN EFFECT FROM THIS EVENING THROUGH TUESDAY
EVENING...

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A WINTER
STORM WATCH...WHICH IS IN EFFECT FROM THIS EVENING THROUGH
TUESDAY EVENING. 

WINTRY PRECIPITATION WILL DEVELOP TONIGHT AND CONTINUE THROUGH
TUESDAY. SNOWFALL AMOUNTS OF A FEW INCHES AND ICE ACCUMULATIONS UP
TO ONE QUARTER INCH ARE POSSIBLE BY TUESDAY NIGHT.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...AND/OR ICE ACCUMULATIONS THAT WOULD SERIOUSLY
IMPACT TRAVEL. MONITOR LATER FORECASTS FOR UPDATES.

$$
8 follow-up statements
000 
WWUS43 KDVN 101659
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1059 AM CST MON DEC 10 2007

...MAJOR ICE STORM STILL ON TARGET TO IMPACT THE AREA...

.A MAJOR WINTER STORM WITH SIGNIFICANT AMOUNTS OF ICE AND SOME
SNOW WILL AFFECT THE AREA TONIGHT THROUGH TUESDAY EVENING. ICE
ACCUMULATIONS ARE EXPECTED TO RANGE FROM JUST OVER ONE TENTH INCH
TO NEARLY 1 INCH. SIGNIFICANT TREE AND POWER LINE DAMAGE IS
EXPECTED TO OCCUR ALONG WITH SEVERE TRAVEL PROBLEMS.

IAZ067-068-076>078-087>089-098-099-ILZ009-015>018-024>026-034-035-
MOZ009-010-110100-
/O.CON.KDVN.IS.W.0004.071211T0000Z-071212T0600Z/
MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-
DES MOINES-VAN BUREN-LEE-WHITESIDE-ROCK ISLAND-HENRY IL-BUREAU-
PUTNAM-MERCER-HENDERSON-WARREN-HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...MUSCATINE...BETTENDORF...DAVENPORT...
SIGOURNEY...WASHINGTON...WAPELLO...FAIRFIELD...MOUNT PLEASANT...
BURLINGTON...KEOSAUQUA....FORT MADISON...STERLING...ROCK FALLS...
MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...HENNEPIN...ALEDO...
OQUAWKA...MONMOUTH...CARTHAGE...MACOMB...MEMPHIS...KAHOKA
1059 AM CST MON DEC 10 2007

...ICE STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO
MIDNIGHT CST TUESDAY NIGHT...

AN ICE STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO
MIDNIGHT CST TUESDAY NIGHT. 

A SIGNIFICANT ICE STORM WILL AFFECT THE AREA TONIGHT THROUGH
TUESDAY EVENING. PREPARATIONS FOR THIS ICE STORM SHOULD BE
COMPLETED BY THIS EVENING. THE PROBABILITY IS HIGH THAT POWER
INTERRUPTIONS...POSSIBLY FOR AN EXTENDED PERIOD OF TIME...WILL
OCCUR DURING THIS STORM.

FREEZING RAIN WILL QUICKLY DEVELOP THIS EVENING AND BECOME
WIDESPREAD AFTER MIDNIGHT...AND CONTINUE THROUGH TUESDAY. THE ICE
ACCUMULATION THAT OCCURS WILL BE ON TOP OF THE LIGHT ICE
ACCUMULATION ALREADY ON TREES AND POWER LINES. ICE ACCUMULATIONS
OF ONE HALF TO ONE INCH ARE EXPECTED. ISOLATED THUNDERSTORMS ARE
ALSO POSSIBLE LATE TONIGHT INTO TUESDAY MORNING IN MOST OF THE
WARNING AREA...WITH BEST CHANCES MAINLY SOUTH OF AN OTTUMWA IOWA
TO PRINCETON ILLINOIS LINE. ICE ACCUMULATIONS OF AN INCH OR MORE
ARE POSSIBLE WHERE THUNDERSTORMS DO OCCUR.

AN ICE STORM WARNING MEANS SIGNIFICANT ICE ACCUMULATIONS OF ONE-
QUARTER INCH OR MORE ARE EXPECTED OR OCCURRING. THIS WILL MAKE
TRAVEL VERY DANGEROUS HAZARDOUS 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.

$$

IAZ051>054-063>066-ILZ001-002-007-110100-
/O.CON.KDVN.WS.W.0006.071211T0000Z-071212T0600Z/
BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON-CEDAR-CLINTON-JO DAVIESS-
STEPHENSON-CARROLL-
INCLUDING THE CITIES OF...VINTON...CEDAR RAPIDS...ANAMOSA...
MAQUOKETA...MARENGO...IOWA CITY...TIPTON...CLINTON...GALENA...
FREEPORT...MOUNT CARROLL
1059 AM CST MON DEC 10 2007

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO MIDNIGHT CST TUESDAY NIGHT...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO MIDNIGHT CST TUESDAY NIGHT. 

A MIXTURE OF FREEZING RAIN...SLEET AND SNOW WILL DEVELOP OVER THE
AREA TONIGHT AND CONTINUE THROUGH TUESDAY. SIGNIFICANT ICE
ACCUMULATIONS OF ONE QUARTER TO ONE HALF INCH ARE EXPECTED ALONG
WITH AN INCH OR TWO OF SNOW AND SLEET. THIS STORM SYSTEM WILL HAVE THE
POTENTIAL TO PRODUCE SIGNIFICANT DAMAGE TO TREES AND POWER
LINES...AND MAKE TRAVEL EXTREMELY DIFFICULT. ONE FACTOR THAT MAY
MAKE THIS STORM WORSE IT THAT THERE IS ALREADY A SMALL ICE
ACCUMULATION ON MOST TREES IN THE WATCH AREA. THIS ICE
ACCUMULATION IS UNLIKELY TO MELT OR FALL OFF BEFORE THE STORM
BEGINS.

A WINTER STORM WARNING HEAVY SNOW...OR A COMBINATION OF SNOW...
SLEET... AND FREEZING RAIN IS EXPECTED OR OCCURRING. THIS WILL
MAKE TRAVEL VERY DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN AN
EMERGENCY AND TAKE YOUR WINTER SURVIVAL KIT.

$$

IAZ040>042-110100-
/O.CON.KDVN.WS.A.0008.071211T0000Z-071212T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE
1059 AM CST MON DEC 10 2007

...WINTER STORM WATCH REMAINS IN EFFECT FROM 6 PM CST THIS
EVENING THROUGH TUESDAY EVENING...

A WINTER STORM WATCH REMAINS IN EFFECT FROM 6 PM CST THIS EVENING
THROUGH TUESDAY EVENING. 

WINTRY PRECIPITATION WILL DEVELOP LATER TONIGHT AND CONTINUE
THROUGH TUESDAY EVENING. SNOWFALL AMOUNTS OF A FEW INCHES AND ICE
ACCUMULATIONS UP TO ONE QUARTER INCH ARE POSSIBLE BY TUESDAY
NIGHT. SOME SLEET ACCUMULATION IS ALSO POSSIBLE.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...AND/OR ICE ACCUMULATIONS THAT WOULD SERIOUSLY
IMPACT TRAVEL. MONITOR LATER FORECASTS FOR UPDATES.

$$

12
000 
WWUS43 KDVN 102155
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
355 PM CST MON DEC 10 2007

...HIGH IMPACT ICE AND WINTER STORM EXPECTED TONIGHT AND TUESDAY...

.A MAJOR WINTER STORM WITH MAJOR AMOUNTS OF ICE IN THE FORM OF
FREEZING AND SLEET WITH SOME SNOW MAINLY NORTH OF I-80 WILL AFFECT
THE REGION TONIGHT THROUGH TUESDAY EVENING. ICE TOTALS ARE
EXPECTED TO RANGE FROM JUST OVER ONE TENTH INCH TO AROUND 1 INCH.
LOCATIONS MOST AT RISK FOR VERY HEAVY ICE ACCUMULATIONS UP TO AND
LOCALLY OVER ONE INCH ARE 30 MILES EITHER SIDE OF A FAIRFIELD IOWA TO
BURLINGTON IOWA TO PRINCETON ILLINOIS LINE. SIGNIFICANT TREE AND
POWER LINE DAMAGE IS EXPECTED TO OCCUR ALONG WITH SEVERE TRAVEL
PROBLEMS.

IAZ063>066-ILZ007-110600-
/O.CAN.KDVN.WS.W.0006.071211T0000Z-071212T0600Z/
/O.EXB.KDVN.IS.W.0004.071211T0600Z-071212T0600Z/
IOWA-JOHNSON-CEDAR-CLINTON-CARROLL-
INCLUDING THE CITIES OF...MARENGO...IOWA CITY...TIPTON...
CLINTON...MOUNT CARROLL
355 PM CST MON DEC 10 2007

...ICE STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT
CST TUESDAY NIGHT...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED AN ICE
STORM WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST TUESDAY NIGHT. THE WINTER STORM WARNING HAS BEEN
CANCELLED. 

A MIXTURE OF FREEZING RAIN...SLEET AND SOME SNOW WILL DEVELOP
OVER THE AREA TONIGHT AND CONTINUE THROUGH TUESDAY. MODERATE TO HEAVY
ICE ACCUMULATIONS OF ONE QUARTER TO ONE HALF INCH ARE EXPECTED
ALONG WITH AN INCH OR TWO OF SLEET AND SNOW. THIS STORM SYSTEM
WILL HAVE THE POTENTIAL TO PRODUCE SIGNIFICANT DAMAGE TO TREES AND
POWER LINES...AND MAKE TRAVEL EXTREMELY DIFFICULT. ONE FACTOR THAT
MAY MAKE THIS STORM WORSE IT THAT THERE IS ALREADY A SMALL ICE
ACCUMULATION ON MOST TREES IN THE WARNING AREA. THIS ICE
ACCUMULATION IS UNLIKELY TO MELT OR FALL OFF BEFORE THE STORM
BEGINS.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST. 

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

$$

IAZ040>042-110600-
/O.UPG.KDVN.WS.A.0008.071211T0000Z-071212T0600Z/
/O.EXB.KDVN.WS.W.0006.071211T0600Z-071212T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE
355 PM CST MON DEC 10 2007

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST TUESDAY NIGHT...

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

WINTRY PRECIPITATION IN THE FORM OF A MIXTURE OF SLEET...SNOW AND 
FREEZING RAIN WILL DEVELOP OVER THE AREA TONIGHT AND CONTINUE
THROUGH TUESDAY. SIGNIFICANT SNOW AND SLEET ACCUMULATIONS OF 2 TO
5 INCHES ARE EXPECTED ALONG WITH ICE ACCUMULATIONS UP TO ONE
QUARTER INCH. THIS STORM SYSTEM WILL HAVE THE POTENTIAL TO PRODUCE
DAMAGE TO TREES AND POWER LINES...AND MAKE TRAVEL EXTREMELY
DIFFICULT. ONE FACTOR THAT MAY MAKE THIS STORM WORSE IT THAT THERE
IS ALREADY A SMALL ICE ACCUMULATION ON MANY TREES IN THE WARNING
AREA. THIS ICE ACCUMULATION IS UNLIKELY TO MELT OR FALL OFF BEFORE
THE STORM BEGINS.

THERE IS STILL SOME UNCERTAINTY ON THE AMOUNT OF SNOW...SLEET AND
FREEZING RAIN OVER THE AREA. SNOW TOTALS COULD BE HIGHER LOCALLY
IF MORE OF THE PRECIPITATION FALLS AS SNOW. ON THE OTHER HAND...IF
MORE OF THE PRECIPITATION FALLS AS FREEZING RAIN...THEN ICE
AMOUNTS MAY APPROACH LOCALLY NEAR A HALF INCH.

A WINTER STORM WARNING MEANS HEAVY SNOW...OR A COMBINATION OF
SNOW... SLEET... AND FREEZING RAIN IS EXPECTED OR OCCURRING. THIS
WILL MAKE TRAVEL VERY DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN
AN EMERGENCY AND TAKE YOUR WINTER SURVIVAL KIT.

$$

IAZ067-068-076>078-089-ILZ009-015>018-024>026-110600-
/O.EXT.KDVN.IS.W.0004.071211T0600Z-071212T0600Z/
MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-DES MOINES-WHITESIDE-
ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-WARREN-
INCLUDING THE CITIES OF...MUSCATINE...BETTENDORF...DAVENPORT...
SIGOURNEY...WASHINGTON...WAPELLO...BURLINGTON...STERLING...
ROCK FALLS...MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...
HENNEPIN...ALEDO...OQUAWKA...MONMOUTH
355 PM CST MON DEC 10 2007

...ICE STORM WARNING NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST TUESDAY NIGHT...

THE ICE STORM WARNING IS NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST TUESDAY NIGHT. 

A MAJOR ICE STORM WILL AFFECT THE AREA TONIGHT THROUGH TUESDAY
EVENING. PREPARATIONS FOR THIS ICE STORM SHOULD BE COMPLETED BY
THIS EVENING. THE PROBABILITY IS HIGH THAT POWER 
INTERRUPTIONS...POSSIBLY FOR AN EXTENDED PERIOD OF TIME...WILL
OCCUR DURING AND WELL AFTER THIS STORM.

FREEZING RAIN WILL QUICKLY DEVELOP BY MIDNIGHT AND BECOME WIDESPREAD
AFTER MIDNIGHT...AND CONTINUE THROUGH TUESDAY. THE ICE ACCUMULATION
THAT OCCURS WILL BE ON TOP OF THE LIGHT ICE ACCUMULATION ALREADY
ON TREES AND POWER LINES. ICE ACCUMULATIONS OF ONE HALF TO ONE
INCH ARE EXPECTED. ISOLATED THUNDERSTORMS ARE ALSO POSSIBLE LATE
TONIGHT INTO TUESDAY MORNING IN MOST OF THE WARNING AREA...WITH
BEST CHANCES MAINLY SOUTH OF AN OTTUMWA IOWA TO MUSCATINE IOWA TO
PRINCETON ILLINOIS LINE. ICE ACCUMULATIONS OF AN INCH OR MORE ARE
POSSIBLE WHERE THUNDERSTORMS DO OCCUR.

THERE IS THE POTENTIAL IN SOME LOCATIONS THIS EVENT MAY RIVAL THE
RECORD FEBRUARY 24 2007 ICE EVENT CAUSING WIDESPREAD AND SERIOUS
DAMAGE TO TREES. LOCATIONS MOST AT RISK FOR VERY HEAVY ICE
ACCUMULATIONS UP TO AND LOCALLY OVER ONE INCH ARE 30 MILES EITHER
SIDE OF A FAIRFIELD IOWA TO BURLINGTON IOWA TO PRINCETON ILLINOIS
LINE.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

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

$$

IAZ051>054-ILZ001-002-110600-
/O.EXT.KDVN.WS.W.0006.071211T0600Z-071212T0600Z/
BENTON-LINN-JONES-JACKSON-JO DAVIESS-STEPHENSON-
INCLUDING THE CITIES OF...VINTON...CEDAR RAPIDS...ANAMOSA...
MAQUOKETA...GALENA...FREEPORT
355 PM CST MON DEC 10 2007

...WINTER STORM WARNING NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST TUESDAY NIGHT...

THE WINTER STORM WARNING IS NOW IN EFFECT FROM MIDNIGHT TONIGHT
TO MIDNIGHT CST TUESDAY NIGHT. 

A MIXTURE OF SLEET...FREEZING RAIN AND SOME SNOW WILL DEVELOP OVER
THE AREA TONIGHT AND CONTINUE THROUGH TUESDAY. MODERATE TO HEAVY ICE
ACCUMULATIONS OF ONE QUARTER TO ONE HALF INCH ARE EXPECTED ALONG
WITH AN INCH OR TWO OF SLEET AND SNOW. THIS STORM SYSTEM WILL HAVE
THE POTENTIAL TO PRODUCE DAMAGE TO TREES AND POWER LINES...AND
MAKE TRAVEL EXTREMELY DIFFICULT. ONE FACTOR THAT MAY MAKE THIS
STORM WORSE IT THAT THERE IS ALREADY A SMALL ICE ACCUMULATION ON
MOST TREES IN THE WARNING AREA. THIS ICE ACCUMULATION IS UNLIKELY
TO MELT OR FALL OFF BEFORE THE STORM BEGINS.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST. 

A WINTER STORM WARNING MEANS HEAVY SNOW...OR A COMBINATION OF
SNOW... SLEET... AND FREEZING RAIN IS EXPECTED OR OCCURRING. THIS
WILL MAKE TRAVEL VERY DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN
AN EMERGENCY AND TAKE YOUR WINTER SURVIVAL KIT.

$$

IAZ087-088-098-099-ILZ034-035-MOZ009-010-110600-
/O.CON.KDVN.IS.W.0004.071211T0000Z-071212T0600Z/
JEFFERSON-HENRY IA-VAN BUREN-LEE-HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...FAIRFIELD...MOUNT PLEASANT...
KEOSAUQUA....FORT MADISON...CARTHAGE...MACOMB...MEMPHIS...KAHOKA
355 PM CST MON DEC 10 2007

...ICE STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TUESDAY
NIGHT...

AN ICE STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TUESDAY
NIGHT. 

A MAJOR ICE STORM WILL AFFECT THE AREA TONIGHT THROUGH TUESDAY
EVENING. PREPARATIONS FOR THIS ICE STORM SHOULD BE COMPLETED BY
THIS EVENING. THE PROBABILITY IS HIGH THAT POWER 
INTERRUPTIONS...POSSIBLY FOR AN EXTENDED PERIOD OF TIME...WILL
OCCUR DURING AND WELL AFTER THIS STORM.

FREEZING RAIN WILL QUICKLY DEVELOP THIS EVENING AND BECOME 
WIDESPREAD BY LATE EVENING...AND CONTINUE THROUGH TUESDAY. THE
ICE ACCUMULATION THAT OCCURS WILL BE ON TOP OF THE LIGHT ICE
ACCUMULATION ALREADY ON TREES AND POWER LINES. ICE ACCUMULATIONS
OF ONE HALF TO ONE INCH ARE EXPECTED. ISOLATED THUNDERSTORMS ARE
ALSO POSSIBLE LATE TONIGHT INTO TUESDAY MORNING IN MOST OF THE
WARNING AREA...WITH BEST CHANCES MAINLY SOUTH OF AN OTTUMWA IOWA
TO MUSCATINE IOWA TO PRINCETON ILLINOIS LINE. ICE ACCUMULATIONS OF
AN INCH OR MORE ARE POSSIBLE WHERE THUNDERSTORMS DO OCCUR.

THERE IS THE POTENTIAL IN SOME LOCATIONS THIS EVENT MAY RIVAL THE
RECORD FEBRUARY 24 2007 ICE EVENT CAUSING WIDESPREAD AND SERIOUS
DAMAGE TO TREES. LOCATIONS MOST AT RISK FOR VERY HEAVY ICE
ACCUMULATIONS UP TO AND LOCALLY OVER ONE INCH ARE 30 MILES EITHER
SIDE OF A FAIRFIELD IOWA TO BURLINGTON IOWA TO PRINCETON ILLINOIS
LINE.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

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

$$

NICHOLS
000 
WWUS43 KDVN 102209 CCA
WSWDVN

URGENT - WINTER WEATHER MESSAGE...CORRECTION
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
405 PM CST MON DEC 10 2007

...HIGH IMPACT ICE AND WINTER STORM EXPECTED TONIGHT AND TUESDAY...

.A MAJOR WINTER STORM WITH MODERATE TO HIGH AMOUNTS OF ICE IN THE 
FORM OF FREEZING AND SLEET WITH SOME SNOW MAINLY NORTH OF I-80 WILL 
AFFECT THE REGION TONIGHT THROUGH TUESDAY EVENING. ICE TOTALS ARE 
EXPECTED TO RANGE FROM JUST OVER ONE TENTH INCH TO AROUND 1 INCH. 
LOCATIONS MOST AT RISK FOR VERY HEAVY ICE ACCUMULATIONS UP TO AND 
LOCALLY OVER ONE INCH ARE EXPECTED 30 MILES EITHER SIDE OF A 
FAIRFIELD IOWA TO BURLINGTON IOWA TO PRINCETON ILLINOIS LINE. 
SIGNIFICANT TREE AND POWER LINE DAMAGE IS EXPECTED TO OCCUR ALONG 
WITH SEVERE TRAVEL PROBLEMS.

IAZ063>066-ILZ007-110600-
/O.CAN.KDVN.WS.W.0006.071211T0000Z-071212T0600Z/
/O.EXB.KDVN.IS.W.0004.071211T0600Z-071212T0600Z/
IOWA-JOHNSON-CEDAR-CLINTON-CARROLL-
INCLUDING THE CITIES OF...MARENGO...IOWA CITY...TIPTON...
CLINTON...MOUNT CARROLL
405 PM CST MON DEC 10 2007

...ICE STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT
CST TUESDAY NIGHT...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED AN ICE
STORM WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST TUESDAY NIGHT. THE WINTER STORM WARNING HAS BEEN
CANCELLED. 

A MIXTURE OF FREEZING RAIN...SLEET AND SOME SNOW WILL DEVELOP
OVER THE AREA TONIGHT AND CONTINUE THROUGH TUESDAY. MODERATE TO HEAVY
ICE ACCUMULATIONS OF ONE QUARTER TO ONE HALF INCH ARE EXPECTED
ALONG WITH AN INCH OR TWO OF SLEET AND SNOW. THIS STORM SYSTEM
WILL HAVE THE POTENTIAL TO PRODUCE SIGNIFICANT DAMAGE TO TREES AND
POWER LINES...AND MAKE TRAVEL EXTREMELY DIFFICULT. ONE FACTOR THAT
MAY MAKE THIS STORM WORSE IT THAT THERE IS ALREADY A SMALL ICE
ACCUMULATION ON MOST TREES IN THE WARNING AREA. THIS ICE
ACCUMULATION IS UNLIKELY TO MELT OR FALL OFF BEFORE THE STORM
BEGINS.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST. 

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

$$

IAZ040>042-110600-
/O.UPG.KDVN.WS.A.0008.071211T0000Z-071212T0600Z/
/O.EXB.KDVN.WS.W.0006.071211T0600Z-071212T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE
405 PM CST MON DEC 10 2007

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST TUESDAY NIGHT...

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

WINTRY PRECIPITATION IN THE FORM OF A MIXTURE OF SLEET...SNOW AND 
FREEZING RAIN WILL DEVELOP OVER THE AREA TONIGHT AND CONTINUE
THROUGH TUESDAY. SIGNIFICANT SNOW AND SLEET ACCUMULATIONS OF 2 TO
5 INCHES ARE EXPECTED ALONG WITH ICE ACCUMULATIONS UP TO ONE
QUARTER INCH. THIS STORM SYSTEM WILL HAVE THE POTENTIAL TO PRODUCE
DAMAGE TO TREES AND POWER LINES...AND MAKE TRAVEL EXTREMELY
DIFFICULT. ONE FACTOR THAT MAY MAKE THIS STORM WORSE IT THAT THERE
IS ALREADY A SMALL ICE ACCUMULATION ON MANY TREES IN THE WARNING
AREA. THIS ICE ACCUMULATION IS UNLIKELY TO MELT OR FALL OFF BEFORE
THE STORM BEGINS.

THERE IS STILL SOME UNCERTAINTY ON THE AMOUNT OF SNOW...SLEET AND
FREEZING RAIN OVER THE AREA. SNOW TOTALS COULD BE HIGHER LOCALLY
IF MORE OF THE PRECIPITATION FALLS AS SNOW. ON THE OTHER HAND...IF
MORE OF THE PRECIPITATION FALLS AS FREEZING RAIN...THEN ICE
AMOUNTS MAY APPROACH LOCALLY NEAR A HALF INCH.

A WINTER STORM WARNING MEANS HEAVY SNOW...OR A COMBINATION OF
SNOW... SLEET... AND FREEZING RAIN IS EXPECTED OR OCCURRING. THIS
WILL MAKE TRAVEL VERY DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN
AN EMERGENCY AND TAKE YOUR WINTER SURVIVAL KIT.

$$

IAZ067-068-076>078-089-ILZ009-015>018-024>026-110600-
/O.EXT.KDVN.IS.W.0004.071211T0600Z-071212T0600Z/
MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-DES MOINES-WHITESIDE-
ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-WARREN-
INCLUDING THE CITIES OF...MUSCATINE...BETTENDORF...DAVENPORT...
SIGOURNEY...WASHINGTON...WAPELLO...BURLINGTON...STERLING...
ROCK FALLS...MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...
HENNEPIN...ALEDO...OQUAWKA...MONMOUTH
405 PM CST MON DEC 10 2007

...ICE STORM WARNING NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST TUESDAY NIGHT...

THE ICE STORM WARNING IS NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST TUESDAY NIGHT. 

A MAJOR ICE STORM WILL AFFECT THE AREA TONIGHT THROUGH TUESDAY
EVENING. PREPARATIONS FOR THIS ICE STORM SHOULD BE COMPLETED BY
THIS EVENING. THE PROBABILITY IS HIGH THAT POWER 
INTERRUPTIONS...POSSIBLY FOR AN EXTENDED PERIOD OF TIME...WILL
OCCUR DURING AND WELL AFTER THIS STORM.

FREEZING RAIN WILL QUICKLY DEVELOP BY MIDNIGHT AND BECOME WIDESPREAD
AFTER MIDNIGHT...AND CONTINUE THROUGH TUESDAY. THE ICE ACCUMULATION
THAT OCCURS WILL BE ON TOP OF THE LIGHT ICE ACCUMULATION ALREADY
ON TREES AND POWER LINES. ICE ACCUMULATIONS OF ONE HALF TO ONE
INCH ARE EXPECTED. ISOLATED THUNDERSTORMS ARE ALSO POSSIBLE LATE
TONIGHT INTO TUESDAY MORNING IN MOST OF THE WARNING AREA...WITH
BEST CHANCES MAINLY SOUTH OF AN OTTUMWA IOWA TO MUSCATINE IOWA TO
PRINCETON ILLINOIS LINE. ICE ACCUMULATIONS OF AN INCH OR MORE ARE
POSSIBLE WHERE THUNDERSTORMS DO OCCUR.

THERE IS THE POTENTIAL IN SOME LOCATIONS THIS EVENT MAY RIVAL THE
RECORD FEBRUARY 24 2007 ICE EVENT CAUSING WIDESPREAD AND SERIOUS
DAMAGE TO TREES. LOCATIONS MOST AT RISK FOR VERY HEAVY ICE
ACCUMULATIONS UP TO AND LOCALLY OVER ONE INCH ARE 30 MILES EITHER
SIDE OF A FAIRFIELD IOWA TO BURLINGTON IOWA TO PRINCETON ILLINOIS
LINE.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

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

$$

IAZ051>054-ILZ001-002-110600-
/O.EXT.KDVN.WS.W.0006.071211T0600Z-071212T0600Z/
BENTON-LINN-JONES-JACKSON-JO DAVIESS-STEPHENSON-
INCLUDING THE CITIES OF...VINTON...CEDAR RAPIDS...ANAMOSA...
MAQUOKETA...GALENA...FREEPORT
405 PM CST MON DEC 10 2007

...WINTER STORM WARNING NOW IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST TUESDAY NIGHT...

THE WINTER STORM WARNING IS NOW IN EFFECT FROM MIDNIGHT TONIGHT
TO MIDNIGHT CST TUESDAY NIGHT. 

A MIXTURE OF SLEET...FREEZING RAIN AND SOME SNOW WILL DEVELOP OVER
THE AREA TONIGHT AND CONTINUE THROUGH TUESDAY. MODERATE TO HEAVY ICE
ACCUMULATIONS OF ONE QUARTER TO ONE HALF INCH ARE EXPECTED ALONG
WITH AN INCH OR TWO OF SLEET AND SNOW. THIS STORM SYSTEM WILL HAVE
THE POTENTIAL TO PRODUCE DAMAGE TO TREES AND POWER LINES...AND
MAKE TRAVEL EXTREMELY DIFFICULT. ONE FACTOR THAT MAY MAKE THIS
STORM WORSE IT THAT THERE IS ALREADY A SMALL ICE ACCUMULATION ON
MOST TREES IN THE WARNING AREA. THIS ICE ACCUMULATION IS UNLIKELY
TO MELT OR FALL OFF BEFORE THE STORM BEGINS.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST. 

A WINTER STORM WARNING MEANS HEAVY SNOW...OR A COMBINATION OF
SNOW... SLEET... AND FREEZING RAIN IS EXPECTED OR OCCURRING. THIS
WILL MAKE TRAVEL VERY DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN
AN EMERGENCY AND TAKE YOUR WINTER SURVIVAL KIT.

$$

IAZ087-088-098-099-ILZ034-035-MOZ009-010-110600-
/O.CON.KDVN.IS.W.0004.071211T0000Z-071212T0600Z/
JEFFERSON-HENRY IA-VAN BUREN-LEE-HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...FAIRFIELD...MOUNT PLEASANT...
KEOSAUQUA....FORT MADISON...CARTHAGE...MACOMB...MEMPHIS...KAHOKA
405 PM CST MON DEC 10 2007

...ICE STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TUESDAY
NIGHT...

AN ICE STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TUESDAY
NIGHT. 

A MAJOR ICE STORM WILL AFFECT THE AREA TONIGHT THROUGH TUESDAY
EVENING. PREPARATIONS FOR THIS ICE STORM SHOULD BE COMPLETED BY
THIS EVENING. THE PROBABILITY IS HIGH THAT POWER 
INTERRUPTIONS...POSSIBLY FOR AN EXTENDED PERIOD OF TIME...WILL
OCCUR DURING AND WELL AFTER THIS STORM.

FREEZING RAIN WILL QUICKLY DEVELOP THIS EVENING AND BECOME 
WIDESPREAD BY LATE EVENING...AND CONTINUE THROUGH TUESDAY. THE
ICE ACCUMULATION THAT OCCURS WILL BE ON TOP OF THE LIGHT ICE
ACCUMULATION ALREADY ON TREES AND POWER LINES. ICE ACCUMULATIONS
OF ONE HALF TO ONE INCH ARE EXPECTED. ISOLATED THUNDERSTORMS ARE
ALSO POSSIBLE LATE TONIGHT INTO TUESDAY MORNING IN MOST OF THE
WARNING AREA...WITH BEST CHANCES MAINLY SOUTH OF AN OTTUMWA IOWA
TO MUSCATINE IOWA TO PRINCETON ILLINOIS LINE. ICE ACCUMULATIONS OF
AN INCH OR MORE ARE POSSIBLE WHERE THUNDERSTORMS DO OCCUR.

THERE IS THE POTENTIAL IN SOME LOCATIONS THIS EVENT MAY RIVAL THE
RECORD FEBRUARY 24 2007 ICE EVENT CAUSING WIDESPREAD AND SERIOUS
DAMAGE TO TREES. LOCATIONS MOST AT RISK FOR VERY HEAVY ICE
ACCUMULATIONS UP TO AND LOCALLY OVER ONE INCH ARE 30 MILES EITHER
SIDE OF A FAIRFIELD IOWA TO BURLINGTON IOWA TO PRINCETON ILLINOIS
LINE.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

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

$$

NICHOLS
000 
WWUS43 KDVN 110215
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
815 PM CST MON DEC 10 2007

...HIGH IMPACT ICE AND WINTER STORM EXPECTED TONIGHT AND
TUESDAY...

.A MAJOR WINTER STORM WITH MODERATE TO HIGH AMOUNTS OF ICE IN THE
FORM OF FREEZING AND SLEET WITH SOME SNOW MAINLY NORTH OF HIGHWAY
30 WILL AFFECT THE REGION TONIGHT THROUGH TUESDAY EVENING. ICE
TOTALS ARE EXPECTED TO RANGE FROM JUST OVER ONE TENTH INCH TO
AROUND 1 INCH. LOCATIONS MOST AT RISK FOR VERY HEAVY ICE
ACCUMULATIONS UP TO AND LOCALLY OVER ONE INCH ARE EXPECTED 30
MILES EITHER SIDE OF A FAIRFIELD IOWA TO MUSCATINE IOWA TO PRINCETON
ILLINOIS LINE. SIGNIFICANT TREE AND POWER LINE DAMAGE IS EXPECTED
TO OCCUR ALONG WITH SEVERE TRAVEL PROBLEMS.

IAZ063>068-076>078-089-ILZ007-009-015>018-024>026-111015-
/O.CON.KDVN.IS.W.0004.071211T0600Z-071212T0600Z/
IOWA-JOHNSON-CEDAR-CLINTON-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-
LOUISA-DES MOINES-CARROLL-WHITESIDE-ROCK ISLAND-HENRY IL-BUREAU-
PUTNAM-MERCER-HENDERSON-WARREN-
INCLUDING THE CITIES OF...MARENGO...IOWA CITY...TIPTON...
CLINTON...MUSCATINE...BETTENDORF...DAVENPORT...SIGOURNEY...
WASHINGTON...WAPELLO...BURLINGTON...MOUNT CARROLL...STERLING...
ROCK FALLS...MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...
HENNEPIN...ALEDO...OQUAWKA...MONMOUTH
815 PM CST MON DEC 10 2007

...ICE STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST TUESDAY NIGHT...

AN ICE STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST TUESDAY NIGHT. 

A MAJOR ICE STORM WILL AFFECT THE AREA TONIGHT THROUGH TUESDAY
EVENING. PREPARATIONS FOR THIS ICE STORM SHOULD BE COMPLETED BY
THIS EVENING. THE PROBABILITY IS HIGH THAT POWER INTERRUPTIONS...
POSSIBLY FOR AN EXTENDED PERIOD OF TIME...WILL OCCUR DURING AND
WELL AFTER THIS STORM.

FREEZING RAIN WILL QUICKLY DEVELOP BY MIDNIGHT AND BECOME
WIDESPREAD AFTER MIDNIGHT...AND CONTINUE THROUGH TUESDAY. THE ICE
ACCUMULATION THAT OCCURS WILL BE ON TOP OF THE LIGHT ICE
ACCUMULATION ALREADY ON TREES AND POWER LINES. ICE ACCUMULATIONS
OF ONE HALF TO ONE INCH ARE EXPECTED. ISOLATED THUNDERSTORMS ARE
ALSO POSSIBLE LATE TONIGHT INTO TUESDAY MORNING IN MOST OF THE
WARNING AREA...WITH BEST CHANCES MAINLY SOUTH OF AN OTTUMWA IOWA
TO MUSCATINE IOWA TO PRINCETON ILLINOIS LINE. ICE ACCUMULATIONS
OF AN INCH OR MORE ARE POSSIBLE WHERE THUNDERSTORMS DO OCCUR.

THERE IS THE POTENTIAL IN SOME LOCATIONS THIS EVENT MAY RIVAL THE
RECORD FEBRUARY 24 2007 ICE EVENT CAUSING WIDESPREAD AND SERIOUS
DAMAGE TO TREES. LOCATIONS MOST AT RISK FOR VERY HEAVY ICE
ACCUMULATIONS UP TO AND LOCALLY OVER ONE INCH ARE 30 MILES EITHER
SIDE OF A FAIRFIELD IOWA TO MUSCATINE IOWA TO PRINCETON ILLINOIS
LINE.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

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

$$

IAZ087-088-098-099-ILZ034-035-MOZ009-010-111015-
/O.CON.KDVN.IS.W.0004.000000T0000Z-071212T0600Z/
JEFFERSON-HENRY IA-VAN BUREN-LEE-HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...FAIRFIELD...MOUNT PLEASANT...
KEOSAUQUA....FORT MADISON...CARTHAGE...MACOMB...MEMPHIS...KAHOKA
815 PM CST MON DEC 10 2007

...ICE STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TUESDAY
NIGHT...

AN ICE STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TUESDAY
NIGHT. 

A MAJOR ICE STORM WILL AFFECT THE AREA TONIGHT THROUGH TUESDAY
EVENING. PREPARATIONS FOR THIS ICE STORM SHOULD BE COMPLETED BY
THIS EVENING. THE PROBABILITY IS HIGH THAT POWER INTERRUPTIONS...
POSSIBLY FOR AN EXTENDED PERIOD OF TIME...WILL OCCUR DURING AND
WELL AFTER THIS STORM.

FREEZING RAIN WILL QUICKLY SPREAD NORTH ACROSS THE AREA AND BECOME
WIDESPREAD BY LATE EVENING...AND CONTINUE THROUGH TUESDAY. THE ICE
ACCUMULATION THAT OCCURS WILL BE ON TOP OF THE LIGHT ICE
ACCUMULATION ALREADY ON TREES AND POWER LINES. ICE ACCUMULATIONS
OF ONE HALF TO ONE INCH ARE EXPECTED. ISOLATED THUNDERSTORMS ARE
ALSO POSSIBLE LATE TONIGHT INTO TUESDAY MORNING IN MOST OF THE
WARNING AREA...WITH BEST CHANCES MAINLY SOUTH OF AN OTTUMWA IOWA
TO MUSCATINE IOWA TO PRINCETON ILLINOIS LINE. ICE ACCUMULATIONS OF
AN INCH OR MORE ARE POSSIBLE WHERE THUNDERSTORMS DO OCCUR.

THERE IS THE POTENTIAL IN SOME LOCATIONS THIS EVENT MAY RIVAL THE
RECORD FEBRUARY 24 2007 ICE EVENT CAUSING WIDESPREAD AND SERIOUS
DAMAGE TO TREES. LOCATIONS MOST AT RISK FOR VERY HEAVY ICE
ACCUMULATIONS UP TO AND LOCALLY OVER ONE INCH ARE 30 MILES EITHER
SIDE OF A FAIRFIELD IOWA TO MUSCATINE IOWA TO PRINCETON ILLINOIS
LINE.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

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

$$

IAZ040>042-051>054-ILZ001-002-111015-
/O.CON.KDVN.WS.W.0006.071211T0600Z-071212T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-JO DAVIESS-
STEPHENSON-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...GALENA...FREEPORT
815 PM CST MON DEC 10 2007

...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO MIDNIGHT CST TUESDAY NIGHT...

A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT CST TUESDAY NIGHT. 

A MIXTURE OF SLEET...FREEZING RAIN AND SOME SNOW WILL DEVELOP
OVER THE AREA LATE TONIGHT AND CONTINUE THROUGH TUESDAY. MODERATE
TO HEAVY ICE ACCUMULATIONS OF ONE QUARTER TO ONE HALF INCH ARE
EXPECTED ALONG WITH AN INCH OR TWO OF SLEET AND SNOW. THIS STORM
SYSTEM WILL HAVE THE POTENTIAL TO PRODUCE DAMAGE TO TREES AND
POWER LINES...AND MAKE TRAVEL EXTREMELY DIFFICULT. ONE FACTOR THAT
MAY MAKE THIS STORM WORSE IT THAT THERE IS ALREADY A SMALL ICE
ACCUMULATION ON MOST TREES IN THE WARNING AREA. THIS ICE
ACCUMULATION IS UNLIKELY TO MELT OR FALL OFF BEFORE THE STORM
BEGINS.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

A WINTER STORM WARNING MEANS HEAVY SNOW...OR A COMBINATION OF
SNOW... SLEET... AND FREEZING RAIN IS EXPECTED OR OCCURRING. THIS
WILL MAKE TRAVEL VERY DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN
AN EMERGENCY AND TAKE YOUR WINTER SURVIVAL KIT.

$$


ERVIN
000 
WWUS43 KDVN 110949
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
349 AM CST TUE DEC 11 2007

...HIGH IMPACT ICE AND WINTER STORM EXPECTED...

.A MAJOR WINTER STORM WITH FREEZING RAIN...SLEET...AND SOME SNOW
WILL AFFECT THE REGION THROUGH TUESDAY EVENING. ICE TOTALS ARE
EXPECTED TO RANGE FROM JUST OVER ONE TENTH INCH TO AROUND 1 INCH.
LOCATIONS MOST AT RISK FOR VERY HEAVY ICE ACCUMULATIONS UP TO AND
LOCALLY OVER ONE INCH ARE EXPECTED 30 MILES EITHER SIDE OF A
FAIRFIELD IOWA TO MUSCATINE IOWA TO PRINCETON ILLINOIS LINE.
SIGNIFICANT TREE AND POWER LINE DAMAGE IS EXPECTED TO OCCUR ALONG
WITH SEVERE TRAVEL PROBLEMS.

IAZ063>068-076>078-089-ILZ007-009-015>018-024>026-111800-
/O.CON.KDVN.IS.W.0004.000000T0000Z-071212T0600Z/
IOWA-JOHNSON-CEDAR-CLINTON-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-
LOUISA-DES MOINES-CARROLL-WHITESIDE-ROCK ISLAND-HENRY IL-BUREAU-
PUTNAM-MERCER-HENDERSON-WARREN-
INCLUDING THE CITIES OF...MARENGO...IOWA CITY...TIPTON...
CLINTON...MUSCATINE...BETTENDORF...DAVENPORT...SIGOURNEY...
WASHINGTON...WAPELLO...BURLINGTON...MOUNT CARROLL...STERLING...
ROCK FALLS...MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...
HENNEPIN...ALEDO...OQUAWKA...MONMOUTH
349 AM CST TUE DEC 11 2007

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

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

A MAJOR ICE STORM WILL AFFECT THE AREA THROUGH TUESDAY EVENING.
THE PROBABILITY IS HIGH THAT POWER INTERRUPTIONS... POSSIBLY FOR
AN EXTENDED PERIOD OF TIME...WILL OCCUR DURING AND WELL AFTER THIS
STORM.

FREEZING RAIN WILL CONTINUE THROUGH TUESDAY EVENING. THE ICE ACCUMULATION
THAT OCCURS WILL BE ON TOP OF THE LIGHT ICE ACCUMULATION ALREADY
ON TREES AND POWER LINES. ICE ACCUMULATIONS OF ONE HALF TO ONE
INCH ARE EXPECTED. ISOLATED THUNDERSTORMS ARE ALSO POSSIBLE THIS
MORNING IN MOST OF THE WARNING AREA...WITH BEST CHANCES MAINLY
SOUTH OF AN OTTUMWA IOWA TO MUSCATINE IOWA TO PRINCETON ILLINOIS
LINE. ICE ACCUMULATIONS OF AN INCH OR MORE ARE POSSIBLE WHERE
THUNDERSTORMS DO OCCUR.

THERE IS THE POTENTIAL IN SOME LOCATIONS THIS EVENT MAY RIVAL THE
RECORD FEBRUARY 24 2007 ICE EVENT CAUSING WIDESPREAD AND SERIOUS
DAMAGE TO TREES. LOCATIONS MOST AT RISK FOR VERY HEAVY ICE
ACCUMULATIONS UP TO AND LOCALLY OVER ONE INCH ARE 30 MILES EITHER
SIDE OF A FAIRFIELD IOWA TO MUSCATINE IOWA TO PRINCETON ILLINOIS
LINE.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

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

$$

IAZ087-088-098-099-ILZ034-035-MOZ009-010-111800-
/O.CON.KDVN.IS.W.0004.000000T0000Z-071212T0600Z/
JEFFERSON-HENRY IA-VAN BUREN-LEE-HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...FAIRFIELD...MOUNT PLEASANT...
KEOSAUQUA....FORT MADISON...CARTHAGE...MACOMB...MEMPHIS...KAHOKA
349 AM CST TUE DEC 11 2007

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

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

A MAJOR ICE STORM WILL AFFECT THE AREA THROUGH TUESDAY EVENING.
THE PROBABILITY IS HIGH THAT POWER INTERRUPTIONS... POSSIBLY FOR
AN EXTENDED PERIOD OF TIME...WILL OCCUR DURING AND WELL AFTER THIS
STORM.

FREEZING RAIN WILL CONTINUE THROUGH TUESDAY. THE ICE ACCUMULATION
THAT OCCURS WILL BE ON TOP OF THE LIGHT ICE ACCUMULATION ALREADY
ON TREES AND POWER LINES. ICE ACCUMULATIONS OF ONE HALF TO ONE
INCH ARE EXPECTED. ISOLATED THUNDERSTORMS ARE ALSO POSSIBLE THIS MORNING
IN MOST OF THE WARNING AREA...WITH BEST CHANCES MAINLY SOUTH OF AN
OTTUMWA IOWA TO MUSCATINE IOWA TO PRINCETON ILLINOIS LINE. ICE
ACCUMULATIONS OF AN INCH OR MORE ARE POSSIBLE WHERE THUNDERSTORMS
DO OCCUR.

THERE IS THE POTENTIAL IN SOME LOCATIONS THIS EVENT MAY RIVAL THE
RECORD FEBRUARY 24 2007 ICE EVENT CAUSING WIDESPREAD AND SERIOUS
DAMAGE TO TREES. LOCATIONS MOST AT RISK FOR VERY HEAVY ICE
ACCUMULATIONS UP TO AND LOCALLY OVER ONE INCH ARE 30 MILES EITHER
SIDE OF A FAIRFIELD IOWA TO MUSCATINE IOWA TO PRINCETON ILLINOIS
LINE.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

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

$$

IAZ040>042-051>054-ILZ001-002-111800-
/O.CON.KDVN.WS.W.0006.000000T0000Z-071212T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-JO DAVIESS-
STEPHENSON-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...GALENA...FREEPORT
349 AM CST TUE DEC 11 2007

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

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

A MIXTURE OF SLEET...FREEZING RAIN AND SOME SNOW WILL CONTINUE
THROUGH TUESDAY. MODERATE TO HEAVY ICE ACCUMULATIONS OF ONE
QUARTER TO ONE HALF INCH ARE EXPECTED ALONG WITH AN INCH OR TWO OF
SLEET AND SNOW. THIS STORM SYSTEM WILL HAVE THE POTENTIAL TO
PRODUCE DAMAGE TO TREES AND POWER LINES...AND MAKE TRAVEL
EXTREMELY DIFFICULT. ONE FACTOR THAT MAY MAKE THIS STORM WORSE IT
THAT THERE IS ALREADY A SMALL ICE ACCUMULATION ON MOST TREES IN
THE WARNING AREA. THIS ICE ACCUMULATION IS UNLIKELY TO MELT OR
FALL OFF BEFORE THE STORM BEGINS.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

A WINTER STORM WARNING MEANS HEAVY SNOW...OR A COMBINATION OF
SNOW... SLEET... AND FREEZING RAIN IS EXPECTED OR OCCURRING. THIS
WILL MAKE TRAVEL VERY DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN
AN EMERGENCY AND TAKE YOUR WINTER SURVIVAL KIT.

$$
000 
WWUS43 KDVN 111006 CCA
WSWDVN

URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
400 AM CST TUE DEC 11 2007

...HIGH IMPACT ICE AND WINTER STORM EXPECTED...

.A MAJOR WINTER STORM WITH FREEZING RAIN...SLEET...AND SOME SNOW
WILL AFFECT THE REGION THROUGH TUESDAY EVENING. ICE TOTALS ARE
EXPECTED TO RANGE FROM JUST OVER ONE TENTH INCH TO AROUND 1 INCH.
LOCATIONS MOST AT RISK FOR VERY HEAVY ICE ACCUMULATIONS UP TO AND
LOCALLY OVER ONE INCH ARE EXPECTED 30 MILES EITHER SIDE OF A
FAIRFIELD IOWA TO MUSCATINE IOWA TO PRINCETON ILLINOIS LINE.
SIGNIFICANT TREE AND POWER LINE DAMAGE IS EXPECTED TO OCCUR ALONG
WITH SEVERE TRAVEL PROBLEMS.

IAZ063>068-076>078-089-ILZ007-009-015>018-024>026-111815-
/O.COR.KDVN.IS.W.0004.000000T0000Z-071212T0600Z/
IOWA-JOHNSON-CEDAR-CLINTON-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-
LOUISA-DES MOINES-CARROLL-WHITESIDE-ROCK ISLAND-HENRY IL-BUREAU-
PUTNAM-MERCER-HENDERSON-WARREN-
INCLUDING THE CITIES OF...MARENGO...IOWA CITY...TIPTON...
CLINTON...MUSCATINE...BETTENDORF...DAVENPORT...SIGOURNEY...
WASHINGTON...WAPELLO...BURLINGTON...MOUNT CARROLL...STERLING...
ROCK FALLS...MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...
HENNEPIN...ALEDO...OQUAWKA...MONMOUTH
400 AM CST TUE DEC 11 2007

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

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

A MAJOR ICE STORM WILL AFFECT THE AREA THROUGH TUESDAY EVENING.
THE PROBABILITY IS HIGH THAT POWER INTERRUPTIONS... POSSIBLY FOR
AN EXTENDED PERIOD OF TIME...WILL OCCUR DURING AND WELL AFTER THIS
STORM.

FREEZING RAIN WILL CONTINUE THROUGH TUESDAY EVENING. THE ICE ACCUMULATION
THAT OCCURS WILL BE ON TOP OF THE LIGHT ICE ACCUMULATION ALREADY
ON TREES AND POWER LINES. ICE ACCUMULATIONS OF ONE HALF TO ONE
INCH ARE EXPECTED. ISOLATED THUNDERSTORMS ARE ALSO POSSIBLE THIS
MORNING IN MOST OF THE WARNING AREA...WITH THE BEST CHANCES MAINLY
SOUTH OF AN OTTUMWA IOWA TO MUSCATINE IOWA TO PRINCETON ILLINOIS
LINE. ICE ACCUMULATIONS OF AN INCH OR MORE ARE POSSIBLE WHERE
THUNDERSTORMS DO OCCUR.

THERE IS THE POTENTIAL THAT THIS EVENT MAY RIVAL THE RECORD
FEBRUARY 24 2007 ICE EVENT WHICH CAUSED WIDESPREAD AND SERIOUS
DAMAGE TO TREES. LOCATIONS MOST AT RISK FOR VERY HEAVY ICE
ACCUMULATIONS UP TO AND LOCALLY OVER ONE INCH ARE 30 MILES EITHER
SIDE OF A FAIRFIELD IOWA TO MUSCATINE IOWA TO PRINCETON ILLINOIS
LINE.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

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


$$

IAZ087-088-098-099-ILZ034-035-MOZ009-010-111815-
/O.COR.KDVN.IS.W.0004.000000T0000Z-071212T0600Z/
JEFFERSON-HENRY IA-VAN BUREN-LEE-HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...FAIRFIELD...MOUNT PLEASANT...
KEOSAUQUA....FORT MADISON...CARTHAGE...MACOMB...MEMPHIS...KAHOKA
400 AM CST TUE DEC 11 2007

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

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

A MAJOR ICE STORM WILL AFFECT THE AREA THROUGH TUESDAY EVENING.
THE PROBABILITY IS HIGH THAT POWER INTERRUPTIONS... POSSIBLY FOR
AN EXTENDED PERIOD OF TIME...WILL OCCUR DURING AND WELL AFTER THIS
STORM.

FREEZING RAIN WILL CONTINUE THROUGH TUESDAY EVENING. THE ICE ACCUMULATION
THAT OCCURS WILL BE ON TOP OF THE LIGHT ICE ACCUMULATION ALREADY
ON TREES AND POWER LINES. ICE ACCUMULATIONS OF ONE HALF TO ONE
INCH ARE EXPECTED. ISOLATED THUNDERSTORMS ARE ALSO POSSIBLE THIS MORNING
IN MOST OF THE WARNING AREA...WITH THE BEST CHANCES MAINLY SOUTH
OF AN OTTUMWA IOWA TO MUSCATINE IOWA TO PRINCETON ILLINOIS LINE.
ICE ACCUMULATIONS OF AN INCH OR MORE ARE POSSIBLE WHERE
THUNDERSTORMS DO OCCUR.

THERE IS THE POTENTIAL THAT THIS EVENT MAY RIVAL THE RECORD
FEBRUARY 24 2007 ICE EVENT WHICH CAUSED WIDESPREAD AND SERIOUS
DAMAGE TO TREES. LOCATIONS MOST AT RISK FOR VERY HEAVY ICE
ACCUMULATIONS UP TO AND LOCALLY OVER ONE INCH ARE 30 MILES EITHER
SIDE OF A FAIRFIELD IOWA TO MUSCATINE IOWA TO PRINCETON ILLINOIS
LINE.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

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


$$

IAZ040>042-051>054-ILZ001-002-111815-
/O.COR.KDVN.WS.W.0006.000000T0000Z-071212T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-JO DAVIESS-
STEPHENSON-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...GALENA...FREEPORT
400 AM CST TUE DEC 11 2007

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

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

A MIXTURE OF SLEET...FREEZING RAIN AND SOME SNOW WILL CONTINUE
THROUGH TUESDAY. MODERATE TO HEAVY ICE ACCUMULATIONS OF ONE
QUARTER TO ONE HALF INCH ARE EXPECTED ALONG WITH AN INCH OR TWO OF
SLEET AND SNOW. THIS STORM SYSTEM WILL HAVE THE POTENTIAL TO
PRODUCE DAMAGE TO TREES AND POWER LINES...AND MAKE TRAVEL
EXTREMELY DIFFICULT. ONE FACTOR THAT MAY MAKE THIS STORM WORSE IT
THAT THERE IS ALREADY A SMALL ICE ACCUMULATION ON MOST TREES IN
THE WARNING AREA. THIS ICE ACCUMULATION IS UNLIKELY TO MELT OR
FALL OFF BEFORE THE STORM BEGINS.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

A WINTER STORM WARNING MEANS HEAVY SNOW...OR A COMBINATION OF
SNOW... SLEET... AND FREEZING RAIN IS EXPECTED OR OCCURRING. THIS
WILL MAKE TRAVEL VERY DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN
AN EMERGENCY AND TAKE YOUR WINTER SURVIVAL KIT.


$$
000 
WWUS43 KDVN 111656
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1056 AM CST TUE DEC 11 2007

...HIGH IMPACT ICE AND WINTER STORM...

.A MAJOR WINTER STORM WITH RAIN...FREEZING RAIN...SLEET...AND SNOW
CONTINUING TO AFFECT THE REGION THROUGH THIS EVENING. ICE TOTALS
ARE EXPECTED TO RANGE FROM JUST OVER ONE TENTH INCH TO AROUND 1
INCH. SIGNIFICANT TREE AND POWER LINE DAMAGE IS EXPECTED TO OCCUR
ALONG WITH SEVERE TRAVEL PROBLEMS.

IAZ063>068-076>078-089-ILZ007-009-015>018-024>026-120100-
/O.CON.KDVN.IS.W.0004.000000T0000Z-071212T0600Z/
IOWA-JOHNSON-CEDAR-CLINTON-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-
LOUISA-DES MOINES-CARROLL-WHITESIDE-ROCK ISLAND-HENRY IL-BUREAU-
PUTNAM-MERCER-HENDERSON-WARREN-
INCLUDING THE CITIES OF...MARENGO...IOWA CITY...TIPTON...
CLINTON...MUSCATINE...BETTENDORF...DAVENPORT...SIGOURNEY...
WASHINGTON...WAPELLO...BURLINGTON...MOUNT CARROLL...STERLING...
ROCK FALLS...MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...
HENNEPIN...ALEDO...OQUAWKA...MONMOUTH
1056 AM CST TUE DEC 11 2007

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

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

PERIODS OF RAIN WILL CONTINUE TO DEVELOP OVER THE AREA THROUGH
THE AFTERNOON. TEMPERATURES WILL HOLD STEADY AROUND FREEZING
IN MANY LOCATIONS ALONG THE MISSISSIPPI RIVER THROUGH 
EARLY AFTERNOON...THUS ANY ICE ACCUMULATIONS WILL BE CONFINED
TO ELEVATED SURFACES...INCLUDING BRIDGES AND OVERPASSES.
TEMPERATURES MEANWHILE OVER PORTIONS OF NORTHWEST AND WEST
CENTRAL ILLINOIS WILL REMAIN A FEW DEGREES ABOVE FREEZING THROUGH
EARLY AFTERNOON...THUS THE PRECIPITATION THERE WILL BE RAIN.
HOWEVER...BY MID TO LATE AFTERNOON NORTH WINDS WILL DEVELOP ACROSS
THE ENTIRE AREA AT AROUND 10 TO 15 MPH. THESE WINDS WILL BRING IN
SLIGHTLY COLDER AIR AT THE SURFACE RESULTING IN TEMPERATURES
FALLING BACK BELOW FREEZING...AND A RENEWED THREAT FOR SIGNIFICANT
ICE ACCUMULATION. SO...WHILE TRAVEL CONDITIONS HAVE IMPROVED
OVER THE PAST SEVERAL HOURS...CONDITIONS ARE ONCE AGAIN EXPECTED
TO DETERIORATE THIS AFTERNOON AND EVENING AS TEMPERATURES SLIP
BELOW FREEZING.

POWER INTERRUPTIONS...POSSIBLY FOR AN EXTENDED PERIOD OF TIME...MAY
BECOME MORE WIDESPREAD THIS AFTERNOON AND EVENING WITH THE 
REFREEZING OF WATER AND ADDITIONAL ICE ACCUMULATION COMBINED WITH
INCREASING NORTH WINDS. ADDITIONAL ICE ACCUMULATIONS TO AROUND ONE
QUARTER INCH WILL BE POSSIBLE. 

THERE IS THE POTENTIAL THAT THIS EVENT MAY RIVAL THE RECORD
FEBRUARY 24 2007 ICE EVENT FOR SOME LOCATIONS OVER EASTERN IOWA
WHICH CAUSED WIDESPREAD AND SERIOUS DAMAGE TO TREES.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

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

$$

IAZ087-088-098-099-ILZ034-035-MOZ009-010-120100-
/O.CON.KDVN.IS.W.0004.000000T0000Z-071212T0600Z/
JEFFERSON-HENRY IA-VAN BUREN-LEE-HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...FAIRFIELD...MOUNT PLEASANT...
KEOSAUQUA....FORT MADISON...CARTHAGE...MACOMB...MEMPHIS...KAHOKA
1056 AM CST TUE DEC 11 2007

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

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

PERIODS OF RAIN WILL CONTINUE TO DEVELOP OVER THE AREA THROUGH
THE AFTERNOON. TEMPERATURES WILL HOLD STEADY AROUND FREEZING
IN MANY LOCATIONS ALONG AND WEST OF THE MISSISSIPPI RIVER THROUGH
EARLY AFTERNOON...THUS ANY ICE ACCUMULATIONS WILL BE CONFINED TO
ELEVATED SURFACES...INCLUDING BRIDGES AND OVERPASSES. TEMPERATURES
MEANWHILE OVER PORTIONS OF NORTHWEST AND WEST CENTRAL ILLINOIS
WILL REMAIN A FEW DEGREES ABOVE FREEZING THROUGH EARLY
AFTERNOON...THUS THE PRECIPITATION THERE WILL BE RAIN. HOWEVER...BY
MID TO LATE AFTERNOON NORTH WINDS WILL DEVELOP ACROSS THE ENTIRE
AREA AT AROUND 10 TO 15 MPH. THESE WINDS WILL BRING IN SLIGHTLY
COLDER AIR AT THE SURFACE RESULTING IN TEMPERATURES FALLING BACK
BELOW FREEZING...AND A RENEWED THREAT FOR SIGNIFICANT ICE
ACCUMULATION. SO...WHILE TRAVEL CONDITIONS HAVE IMPROVED OVER THE
PAST SEVERAL HOURS MAINLY ALONG AND EAST OF THE MISSISSIPPI
RIVER...CONDITIONS ARE ONCE AGAIN EXPECTED TO DETERIORATE THIS
AFTERNOON AND EVENING AS TEMPERATURES SLIP BELOW FREEZING.

POWER INTERRUPTIONS...POSSIBLY FOR AN EXTENDED PERIOD OF TIME...MAY
BECOME MORE WIDESPREAD THIS AFTERNOON AND EVENING WITH THE 
REFREEZING OF WATER AND ADDITIONAL ICE ACCUMULATION COMBINED WITH
INCREASING NORTH WINDS. ADDITIONAL ICE ACCUMULATIONS TO AROUND ONE
QUARTER INCH WILL BE POSSIBLE.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

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

$$

IAZ040>042-051>054-ILZ001-002-120100-
/O.CON.KDVN.WS.W.0006.000000T0000Z-071212T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-JO DAVIESS-
STEPHENSON-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...GALENA...FREEPORT
1056 AM CST TUE DEC 11 2007

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

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

A MIXTURE OF SLEET...FREEZING RAIN AND SOME SNOW WILL CONTINUE
TO GRADUALLY CHANGE TO SNOW FROM NORTHWEST TO SOUTHEAST ACROSS
THE AREA THROUGH THE AFTERNOON. ADDITIONAL SIGNIFICANT ICE
ACCUMULATIONS OF ONE QUARTER TO ONE HALF INCH ARE POSSIBLE SOUTHEAST
OF A DUBUQUE TO VINTON LINE...WITH AN ADDITIONAL 1 TO 3 INCHES 
OF SLEET AND SNOW ACCUMULATION EXPECTED ALONG AND NORTH OF THIS
LINE. THIS STORM SYSTEM WILL HAVE THE POTENTIAL TO PRODUCE DAMAGE
TO TREES AND POWER LINES...AND MAKE TRAVEL EXTREMELY DIFFICULT.

THERE IS THE POTENTIAL THAT THIS EVENT MAY RIVAL THE RECORD
FEBRUARY 24 2007 ICE EVENT FOR SOME LOCATIONS OVER EASTERN IOWA
AND NORTHWEST ILLINOIS WHICH CAUSED WIDESPREAD AND SERIOUS DAMAGE
TO TREES.

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

A WINTER STORM WARNING MEANS HEAVY SNOW...OR A COMBINATION OF
SNOW... SLEET... AND FREEZING RAIN IS EXPECTED OR OCCURRING. THIS
WILL MAKE TRAVEL VERY DANGEROUS OR IMPOSSIBLE...SO ONLY TRAVEL IN
AN EMERGENCY AND TAKE YOUR WINTER SURVIVAL KIT.

$$
000 
WWUS43 KDVN 112135
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
335 PM CST TUE DEC 11 2007

...HIGH IMPACT ICE AND WINTER STORM SLOWLY WINDING DOWN...

.FREEZING RAIN WITH ADDITIONAL ICE ACCUMULATIONS WILL IMPACT
PORTIONS OF SOUTHEAST AND EAST CENTRAL IOWA...WEST CENTRAL
ILLINOIS AND NORTHEAST MISSOURI THIS EVENING. 

IAZ040>042-051>054-ILZ001-002-112245-
/O.CAN.KDVN.WS.W.0006.000000T0000Z-071212T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-JO DAVIESS-
STEPHENSON-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...GALENA...FREEPORT
335 PM CST TUE DEC 11 2007

...WINTER STORM WARNING IS CANCELLED...

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

THE THREAT FOR SIGNIFICANT ICE AND SNOW ACCUMULATIONS HAS 
DIMINISHED. THEREFORE...THE WINTER STORM WARNING HAS BEEN
CANCELLED. DESPITE THE FACT THAT THE PRECIPITATION HAS 
DIMINISHED...THE IMPACTS OF THE WINTER STORM MAY PERSIST 
THROUGH THE NIGHT AND POSSIBLY INTO WEDNESDAY...AS 
ADDITIONAL POWER OUTAGES AND TREE DAMAGE WILL BE POSSIBLE
DUE TO INCREASING NORTH WINDS OF 10 TO 20 MPH AND THE WEIGHT
OF THE ICE ON TREES AND POWER LINES...ESPECIALLY SOUTH OF A
VINTON IOWA TO FREEPORT ILLINOIS LINE. IN ADDITION...MANY ROADS
WILL REMAIN ICE AND SNOW COVERED AND HAZARDOUS. IF YOU WILL BE
TRAVELING TONIGHT YOU ARE URGED TO DRIVE WITH CAUTION.

$$

IAZ063>068-076>078-089-ILZ007-009-015>018-024>026-120545-
/O.CON.KDVN.IS.W.0004.000000T0000Z-071212T0600Z/
IOWA-JOHNSON-CEDAR-CLINTON-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-
LOUISA-DES MOINES-CARROLL-WHITESIDE-ROCK ISLAND-HENRY IL-BUREAU-
PUTNAM-MERCER-HENDERSON-WARREN-
INCLUDING THE CITIES OF...MARENGO...IOWA CITY...TIPTON...
CLINTON...MUSCATINE...BETTENDORF...DAVENPORT...SIGOURNEY...
WASHINGTON...WAPELLO...BURLINGTON...MOUNT CARROLL...STERLING...
ROCK FALLS...MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...
HENNEPIN...ALEDO...OQUAWKA...MONMOUTH
335 PM CST TUE DEC 11 2007

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

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

PERIODS OF FREEZING RAIN WILL LINGER THIS EVENING...ESPECIALLY
EAST OF A CLINTON TO WASHINGTON LINE. EAST OF THE MISSISSIPPI
THE RAIN WILL TRANSITION TO FREEZING RAIN THROUGH EARLY EVENING
AS SURFACE TEMPERATURES DROP TO OR BELOW FREEZING. ADDITIONAL
ICE ACCUMULATIONS WILL GENERALLY AVERAGE ONE TENTH OF AN INCH
OR LESS WITH NEAR TWO TENTHS OF AN INCH POSSIBLE OVER PORTIONS
OF NORTHWEST AND WEST CENTRAL ILLINOIS MAINLY ALONG AND SOUTHEAST
OF A CAMBRIDGE TO CARTHAGE LINE. 

IN ADDITION...STANDING WATER FROM THE MELTING EARLIER TODAY IN 
MANY AREAS WILL FREEZE INTO SHEETS OF ICE...MAKING WALKING 
AND TRAVEL HAZARDOUS.

EVEN AFTER THE PRECIPITATION DIMINISHES THIS EVENING...THE IMPACTS
OF THE ICE STORM MAY PERSIST THROUGH THE NIGHT AND POSSIBLY INTO
WEDNESDAY...AS ADDITIONAL POWER OUTAGES AND TREE DAMAGE WILL BE
POSSIBLE DUE TO INCREASING NORTH WINDS OF 10 TO 20 MPH AND THE
WEIGHT OF THE ICE ON TREES AND POWER LINES. 

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

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

$$

IAZ087-088-098-099-ILZ034-035-MOZ009-010-120545-
/O.CON.KDVN.IS.W.0004.000000T0000Z-071212T0600Z/
JEFFERSON-HENRY IA-VAN BUREN-LEE-HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...FAIRFIELD...MOUNT PLEASANT...
KEOSAUQUA....FORT MADISON...CARTHAGE...MACOMB...MEMPHIS...KAHOKA
335 PM CST TUE DEC 11 2007

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

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

PERIODS OF FREEZING RAIN WILL LINGER THIS EVENING...ESPECIALLY
EAST OF A CLINTON TO WASHINGTON LINE. EAST OF THE MISSISSIPPI
THE RAIN WILL TRANSITION TO FREEZING RAIN THROUGH EARLY EVENING
AS SURFACE TEMPERATURES DROP TO OR BELOW FREEZING. ADDITIONAL
ICE ACCUMULATIONS WILL GENERALLY AVERAGE ONE TENTH OF AN INCH
OR LESS WITH NEAR TWO TENTHS OF AN INCH POSSIBLE OVER PORTIONS
OF NORTHWEST AND WEST CENTRAL ILLINOIS MAINLY ALONG AND SOUTHEAST
OF A CAMBRIDGE TO CARTHAGE LINE. 

IN ADDITION...STANDING WATER FROM THE MELTING EARLIER TODAY IN 
MANY AREAS WILL FREEZE INTO SHEETS OF ICE...MAKING WALKING 
AND TRAVEL HAZARDOUS.

EVEN AFTER THE PRECIPITATION DIMINISHES THIS EVENING...THE IMPACTS
OF THE ICE STORM MAY PERSIST THROUGH THE NIGHT AND POSSIBLY INTO
WEDNESDAY...AS ADDITIONAL POWER OUTAGES AND TREE DAMAGE WILL BE
POSSIBLE DUE TO INCREASING NORTH WINDS OF 10 TO 20 MPH AND THE
WEIGHT OF THE ICE ON TREES AND POWER LINES. 

IN THESE TYPE OF HEAVY ICE EVENTS...EXTENDED POWER OUTAGES MAY
LEAD TO THE RISK OF CARBON MONOXIDE POISONING WHEN PEOPLE MISUSE
PORTABLE HEATING DEVICES. PROPER VENTILATION IS A MUST.

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

$$

What forecasters said that day

The local office's own words before this winter 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 winter storm warning went out at Dec 10, 3:10 AM CST, 34 minutes earlier.

Area forecast discussion, Dec 10, 3:10 AM CST, 34 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
310 AM CST MON DEC 10 2007

SYNOPSIS...
HIGH PRESSURE AT THE SURFACE WAS CENTERED FROM NORTHEAST KANSAS
THROUGH WESTERN  IOWA INTO SOUTHEAST MINNESOTA.  STRATUS/STRATOCU
COVERED THE ENTIRE CWA WITH THE BACK EDGE MOVING SLOWLY EAST THROUGH
CENTRAL IOWA.  SOME LIGHT SNOW WAS ONGOING OVER THE AREA THIS
MORNING NORTH AND WEST OF KMLI.  VSBYS AT SITES WHERE THE SNOW HAS
MOVED THROUGH WERE GENERALLY AROUND 2SM HOWEVER SOME OF THE
RESTRICTION WAS DUE TO BR THAT IS WIDESPREAD OVER THE REGION THIS
MORNING.  LATEST WATER VAPOR IMAGERY SHOWS THE CUTOFF LOW STILL
DIGGING S OFF THE COAST OF BAJA AS ADDITIONAL S/W ENERGY DIVES SOUTH
FROM  BRITISH COLUMBIA INTO THE PACIFIC NORTHWEST.  LONG SWLY FETCH
OUT OF THE ERN PACIFIC TROF WAS STREAMING HIGH LEVEL MOISTURE/CI
INTO THE CENTRAL U.S.

&&

.SHORT TERM...TODAY...
THE MAIN CONCERN TODAY WILL BE CLOUD TRENDS AS THE SURFACE RIDGE
MOVES EAST OF THE REGION AND MID AND HIGH LEVEL MOISTURE STREAM
NORTHEAST OVER THE AREA AHEAD OF THE BAJA UPPER LOW WHICH SHOULD
TURN THE CORNER AND HEAD NORTHEAST THIS MORNING.  OVERALL WILL GO ON
THE PESSIMISTIC SIDE OF THE CLOUD FORECAST DESPITE THE SHORT RANGE
MODELS SCOURING OUT THE LOW LEVEL RH BY 18Z. THE EASTWARD
PROGRESSION OF THE CLEARING IN CENTRAL IOWA IS RATHER SLOW AND SINCE
AXIS OF THE SURFACE RIDGE WILL BE OVER MS RIVER BY 18Z FEEL THE
MODELS ARE TOO FAST MOVING THE LOWER CLOUDS EAST.  ALSO WITH THE SW
SYSTEM EJECTING OUT TODAY...MID AND HIGH CLOUDS WILL CONTINUE TO
STREAM NORTHEAST INTO THE AREA. THE LIGHT PCPN CURRENTLY OVER EAST
CENTRAL IOWA AND NRN IL SHOULD DISSIPATE THIS MORNING WITH LOWEST
LEVELS OVER THE ATMOSPHERE DRYING OUT. WENT WITH A DRY FORECAST
AFTER 12Z...BUT WILL HAVE TO WATCH THE FREEZING RAIN MOVING
NORTHEAST THROUGH MO THIS MORNING.  MODEL QPF PROGS KEEP THIS PCPN
SOUTH OF OUR CWFA...HOWEVER THE NAM WAS SHOWING SOME LIFT BRUSHING
OUR SERN COUNTIES BEFORE 18Z.    LIGHT WINDS IN THE SURFACE RIDGE
...CLOUDS OVER THE AREA...AND A WIDESPREAD SNOW COVER WILL KEEP
TEMPS FROM WARMING MUCH...SO KEPT HIGHS A FEW DEGREES UNDER THE
COLDER GUIDANCE.  ...DLF..

LONG TERM...TONIGHT THROUGH NEXT SUNDAY...
THE ICE STORM ADVERTISED BY THE MODELS WILL BECOME REALITY.
IMPRESSIVE FORCING/WAA TO PRODUCE SIGNIFICANT AMOUNTS OF ICE LATE
MONDAY NIGHT THROUGH TUESDAY EVENING. CURRENT WATCH WILL BE UPGRADED
TO ICE STORM WARNING OR WINTER STORM WARNING DEPENDING UPON
LOCATION. HIGHWAY 20 CORRIDOR WEST OF THE MISSISSIPPI TO BE PLACED
UNDER A WATCH WITH THE IDEA THAT THE DAY SHIFT WILL TRANSITION IT
INTO AN ADVISORY.

MOISTURE AVAILABILITY POINTS TO A LARGE AREA OF THE CWFA SEEING 0.50
TO 0.75 INCH OF ICE ACCUMULATION. FORECAST SOUNDINGS FROM THE MODELS
ARE NEAR CLASSIC FOR FREEZING RAIN. ELEVATED INSTABILITY IN THE
MODELS SUGGEST THE POTENTIAL FOR ELEVATED THUNDER ACROSS THE SOUTH
LATE TONIGHT AND TUESDAY MORNING...AS WAS SEEN SATURDAY NIGHT ACROSS
MISSOURI INTO CENTRAL ILLINOIS. THUS SOME AREAS COULD SEE ICE
ACCUMULATIONS OF AN INCH OR MORE. THE ICE ACCUMULATIONS WITH THIS
STORM COULD BE COMPARABLE TO THE ICE STORM THIS PAST FEBRUARY.
NORTHWEST HALF OF THE CWFA TO BE IN THE TRANSITION FROM FZRA TO SN
WITH SLEET MIXED IN. NORTHWEST HALF OF THE CWFA TO SEE SOME
ACCUMULATING SNOW WITH THE NORTHWEST QUARTER SEEING ABOUT 2 TO 3
INCHES. STRENGTH OF THE COLD AIR AND LOW LEVEL FLOW SUGGESTS THAT
SURFACE TEMPERATURES WILL REMAIN BELOW FREEZING OR JUST GET TO
FREEZING.

FREEZING PRECIP AND SNOW TO RAPIDLY SHUT OFF FROM NORTHWEST TO
SOUTHEAST TUESDAY EVENING WITH ONLY LINGERING SNOW EXPECTED AFTER
MIDNIGHT TUESDAY.

WEDNESDAY ON...REALLY DID NOT MAKE ANY SIGNIFICANT CHANGES DUE TO
THE MAGNITUDE OF THE EXPECTED ICE STORM.

&&

.AVIATION /FOR KCID KDBQ KMLI KBRL TAFS/...
IFR CONDITIONS AT KDBQ/KMLI/KBRL EXPECTED TO IMPROVE TO AT LEAST
MVFR BETWEEN 15Z AND 18Z AS SURFACE RIDGE AXIS MOVES THROUGH AND LOW
STRATUS GETS SHUNTED EAST BY INCREASING SWLY LOW LEVEL FLOW. AS LONG
AS THE LOW CIGS REMAIN OVER THESE SITES...THERE WILL BE THE
POSSIBILITY OF SOME -SN/FZDZ.  LOW CIGS HAVE ALREADY MOVED EAST OF
KCID AND EXPECT CIGS TO REMAIN AOA 3KFT FOR MOST OF THE DAY...VSBYS
THIS MORNING SHOULD RUN BETWEEN 4SM AND 6SM BR.  FZRA WILL SPREAD
INTO KBRL BETWEEN 03Z AND 06Z WITH +FZRA POSSIBLE BY 12Z IN ISOLATED
THUNDERSTORMS. KMLI/KDBQ/KCID SHOULD SEE THE FZRA MOVING IN AFTER
06Z WITH LIGHT TO MODERATE INTENSITIES.  THE FZRA AT KCID AND KDBQ
MAY BE MIXED WITH SLEET AND SNOW.  ...DLF...

&&

.DVN WATCHES/WARNINGS/ADVISORIES...
IA...WINTER STORM WARNING FROM 6 PM THIS EVENING TO MIDNIGHT
     CST TUESDAY NIGHT FOR BENTON-CEDAR-CLINTON-IOWA-JACKSON-
     JOHNSON-JONES-LINN.

     ICE STORM WARNING FROM 6 PM THIS EVENING TO MIDNIGHT CST
     TUESDAY NIGHT FOR DES MOINES-HENRY IA-JEFFERSON-KEOKUK-
     LEE-LOUISA-MUSCATINE-SCOTT-VAN BUREN-WASHINGTON.

     WINTER STORM WATCH FROM THIS EVENING THROUGH TUESDAY EVENING
     FOR BUCHANAN-DELAWARE-DUBUQUE.

IL...WINTER STORM WARNING FROM 6 PM THIS EVENING TO MIDNIGHT CST
     TUESDAY NIGHT FOR CARROLL-JO DAVIESS-STEPHENSON.

     ICE STORM WARNING FROM 6 PM THIS EVENING TO MIDNIGHT CST
     TUESDAY NIGHT FOR BUREAU-HANCOCK-HENDERSON-HENRY IL-
     MCDONOUGH-MERCER-PUTNAM-ROCK ISLAND-WARREN-WHITESIDE.

MO...ICE STORM WARNING FROM 6 PM THIS EVENING TO MIDNIGHT CST
     TUESDAY NIGHT FOR CLARK-SCOTLAND.

&&

DLF/08
Hazardous weather outlook, Dec 9, 3:56 PM CST, 11 hours 48 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
356 PM CST SUN DEC 9 2007

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-102200-
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON-
CEDAR-CLINTON-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-
HENRY IA-DES MOINES-VAN BUREN-LEE-JO DAVIESS-STEPHENSON-CARROLL-
WHITESIDE-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-
WARREN-HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
356 PM CST SUN DEC 9 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...THIS AFTERNOON AND TONIGHT

TONIGHT...PATCHY LIGHT FREEZING DRIZZLE WILL CONTINUE THROUGH THIS
EVENING. THIS MAY PRODUCE ADDITIONAL MINOR ICE ACCUMULATIONS AND
CONTRIBUTE TO SLICK SPOTS ALREADY OBSERVED ON PAVED SURFACES.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

MONDAY NIGHT INTO TUESDAY...THERE IS THE POTENTIAL FOR A MAJOR ICE
STORM AND A WINTER STORM WATCH HAS BEEN ISSUED FOR AREAS ROUGHLY
ALONG AND SOUTH OF INTERSTATE 80 IN IOWA AND INTERSTATE 88 IN ILLINOIS.

A STRONG WINTER STORM SYSTEM WILL SPREAD FREEZING RAIN ACROSS
NORTHEAST MISSOURI...WEST CENTRAL ILLINOIS AND SOUTHEAST IOWA.
THIS MAY RESULT IN ICE ACCUMULATIONS FROM A HALF TO AS MUCH AS 1
INCH FROM TUESDAY NIGHT INTO WEDNESDAY. FURTHER NORTH...A MIX OF
FREEZING RAIN...SLEET AND SNOW IS EXPECTED ACROSS EASTERN IOWA
INTO NORTHWEST ILLINOIS WHERE MINOR ICE AND SNOW ACCUMULATIONS ARE
POSSIBLE. MORE COMPLETE INFORMATION CAN BE FOUND IN THE LATEST
WINTER WEATHER PRODUCT.

TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...AN UPPER LEVEL DISTURBANCE
WILL BRING THE POTENTIAL FOR ADDITIONAL LIGHT SNOW ACCUMULATIONS
ACROSS THE AREA.

.SPOTTER INFORMATION STATEMENT...

SPOTTER REPORTS OF SNOW...SLEET AND ICE ACCUMULATIONS WILL BE
APPRECIATED OVER THE NEXT SEVERAL DAYS.

DLS

In the hours before

Special weather statement, Dec 9, 9:48 PM CST, 5 hours 56 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
948 PM CST SUN DEC 9 2007

IAZ042-052>054-063>068-076>078-087>089-098-099-ILZ001-002-007-009-
015>018-024>026-034-035-MOZ009-010-100600-
DUBUQUE-LINN-JONES-JACKSON-IOWA-JOHNSON-CEDAR-CLINTON-MUSCATINE-
SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-DES MOINES-
VAN BUREN-LEE-JO DAVIESS-STEPHENSON-CARROLL-WHITESIDE-ROCK ISLAND-
HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-WARREN-HANCOCK-MCDONOUGH-
SCOTLAND-CLARK-
INCLUDING THE CITIES OF...DUBUQUE...CEDAR RAPIDS...ANAMOSA...
MAQUOKETA...MARENGO...IOWA CITY...TIPTON...CLINTON...MUSCATINE...
BETTENDORF...DAVENPORT...SIGOURNEY...WASHINGTON...WAPELLO...
FAIRFIELD...MOUNT PLEASANT...BURLINGTON...KEOSAUQUA....
FORT MADISON...GALENA...FREEPORT...MOUNT CARROLL...STERLING...
ROCK FALLS...MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...
HENNEPIN...ALEDO...OQUAWKA...MONMOUTH...CARTHAGE...MACOMB...
MEMPHIS...KAHOKA
948 PM CST SUN DEC 9 2007

...FREEZING DRIZZLE WILL CONTINUE THROUGH MIDNIGHT...

AREAS OF FREEZING DRIZZLE WILL BE FOUND ACROSS THE AREA THROUGH
THE EVENING. THOUGH MOST ROADS HAVE BEEN TREATED FOR ICE...ANY
UNTREATED ROADWAY...SIDEWALK...OR STAIRS WILL CONTINUE TO BE VERY
SLIPPERY. IN ADDITION...CARS WILL CONTINUE TO SEE A THIN CRUST OF
ICE FORM WHEN DRIVING. USE CAUTION WHEN OUTSIDE THIS TONIGHT.

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 10, 3:44 AM CSTIce Storm WarningDVNCedar, Clinton, Des Moines, Henry, Iowa, Jefferson and 8 more44 hr
Dec 10, 3:44 AM CSTWinter Storm WatchDVNBuchanan, Delaware, Dubuque12 hr

Nearby

Winter Storm Warnings in Iowa, 2007Winter Storm Warnings in Illinois, 2007Every winter 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.