Alert archive / Iowa / Blizzard Watches in 2009

Blizzard Watch 2, NWS Quad Cities, IA

December 7, 2009Clark County, Scotland County, Missouri; 4 counties in Illinois; 21 counties in Iowa

NWS Quad Cities, IA issued this blizzard watch at Dec 7, 2009, 3:46 AM CST for Clark County, Scotland County, Missouri; 4 counties in Illinois; 21 counties in Iowa. It took effect at Dec 9, 2009, 12:00 AM CST. It was in force for .

The area

The counties it named.

The facts

Issued
Dec 7, 2009, 3:46 AM CST (09:46 UTC)
In effect from
Dec 9, 2009, 12:00 AM CST
Expired
Dec 8, 2009, 1:55 PM CST
In force
Issued by
NWS Quad Cities, IA
All 27 counties

Benton County, IA, Buchanan County, IA, Cedar County, IA, Clinton County, IA, Delaware County, IA, Des Moines County, IA, Dubuque County, IA, Henry County, IA, Iowa County, IA, Jackson County, IA, Jefferson County, IA, Johnson County, IA, Jones County, IA, Keokuk County, IA, Lee County, IA, Linn County, IA, Louisa County, IA, Muscatine County, IA, Scott County, IA, Van Buren County, IA, Washington County, IA, Carroll County, IL, Jo Daviess County, IL, Rock Island County, IL, Stephenson County, IL, Clark County, MO, Scotland County, MO

The radar

The Quad Cities radar (KDVN), 57 km from the middle of the area, began a volume at 09:47 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

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

The nearest sounding before it

Davenport, (KDVN), launched 00:00Z, 9.8 hours before the alert went out and 63 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 2009-12-07Temperature 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 2009-12-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 129 square meters per square second.1939587897Sfc1 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
1218 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
129 m²/s²
0-3 km storm-relative helicity
231 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 070946
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
346 AM CST MON DEC 7 2009

...DANGEROUS WINTER STORM WILL AFFECT THE AREA TUESDAY AND
WEDNESDAY...

.A DANGEROUS WINTER STORM WILL BRING HEAVY SNOW. STRONG WINDS
WILL DEVELOP TUESDAY NIGHT INTO WEDNESDAY PRODUCING BLIZZARD TO
NEAR NEAR BLIZZARD CONDITIONS LATE TUESDAY NIGHT AND WEDNESDAY.
TRAVEL WILL BECOME DIFFICULT TO IMPOSSIBLE WITH SIGNIFICANT AND
PROLONGED POWER OUTAGES INTO WEDNESDAY EVENING.

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
015-MOZ009-010-071800-
/O.CAN.KDVN.WS.A.0005.091208T1200Z-091210T0000Z/
/O.NEW.KDVN.BZ.A.0002.091208T1200Z-091210T0000Z/
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-
ROCK ISLAND-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...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...MOLINE...ROCK ISLAND...
MEMPHIS...KAHOKA
346 AM CST MON DEC 7 2009

...BLIZZARD WATCH IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY AFTERNOON...
...WINTER STORM WATCH IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A BLIZZARD
WATCH...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH WEDNESDAY
AFTERNOON. THE WINTER STORM WATCH HAS BEEN CANCELLED. 

A POWERFUL WINTER STORM WILL AFFECT THE UPPER MIDWEST TUESDAY AND
WEDNESDAY. THIS SYSTEM WILL PRODUCE 6 TO 12 INCHES OF SNOW WITH
LOCALLY HIGHER AMOUNTS POSSIBLE ACROSS MUCH OF THE AREA BY
WEDNESDAY NIGHT. THUNDER-SNOW MAY OCCUR TUESDAY NIGHT ALONG WITH
VERY HEAVY SNOWFALL RATES OF 1 TO 2 INCHES AN HOUR.

AS THE SYSTEM MOVES OFF TO THE EAST LATE TUESDAY NIGHT...NORTHWEST
SUSTAINED WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER 50
MPH. THIS WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW AND
REDUCED VISIBILITIES. WHITEOUT CONDITIONS CAN BE EXPECTED AT
TIMES IN RURAL AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF
NOT IMPOSSIBLE. THE COMBINATION OF LONG PERIODS OF STRONG
WINDS...SNOW AND BLOWING SNOW MAY RESULT IN SIGNIFICANT...
PROLONGED POWER OUTAGES. FALLING TREE LIMBS AND TREES MAY ALSO
RESULT IN ADDITIONAL DAMAGE.

WEDNESDAY NIGHT...TEMPERATURES ARE EXPECTED TO PLUMMET INTO THE
SINGLE DIGITS. THESE TEMPERATURES...COMBINED WITH THE BITING
NORTHWEST WINDS...WILL PRODUCE WIND CHILL VALUES BELOW ZERO
THURSDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING AND/OR
BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES.
THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY
DANGEROUS.

&&

$$

ILZ009-016>018-024>026-034-035-071800-
/O.CON.KDVN.WS.A.0005.091208T1200Z-091210T0000Z/
WHITESIDE-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-WARREN-HANCOCK-
MCDONOUGH-
INCLUDING THE CITIES OF...STERLING...ROCK FALLS...KEWANEE...
PRINCETON...HENNEPIN...ALEDO...OQUAWKA...MONMOUTH...CARTHAGE...
MACOMB
346 AM CST MON DEC 7 2009

...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY MORNING
THROUGH WEDNESDAY AFTERNOON...

A WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY MORNING
THROUGH WEDNESDAY AFTERNOON. 

A POWERFUL WINTER STORM WILL AFFECT THE UPPER MIDWEST TUESDAY AND
WEDNESDAY. THIS SYSTEM WILL PRODUCE 6 TO 10 INCHES OF SNOW ACROSS
MUCH OF THE AREA BY WEDNESDAY NIGHT...WITH LOCALLY HIGHER AMOUNTS
POSSIBLE. WARM AIR PULLED NORTHWARD AHEAD OF THE SYSTEM WILL PRODUCE
A WINTRY MIX OF SLEET...AND SNOW SOUTH OF HIGHWAY 34 TUESDAY
AFTERNOON.

AS THE SYSTEM MOVES OFF TO THE EAST WEDNESDAY...NORTHWEST WINDS
WILL INCREASE TO 25 TO 35 MPH WITH FREQUENT GUSTS OVER 45 MPH.
THIS WILL CREATE WIDESPREAD AREAS OF BLOWING AND DRIFTING SNOW AND
REDUCED VISIBILITIES. TRAVEL WILL BE DIFFICULT...IF NOT
IMPOSSIBLE...AT TIMES. THE POTENTIAL EXISTS FOR SOME PARTS OF THE
WATCH AREA TO EXPERIENCE NEAR BLIZZARD OR BLIZZARD CONDITIONS
DURING THE DAY ON WEDNESDAY.

WEDNESDAY NIGHT...TEMPERATURES ARE EXPECTED TO PLUMMET INTO THE
SINGLE DIGITS. THESE TEMPERATURES...COMBINED WITH THE BITING
NORTHWEST WINDS...WILL PRODUCE WIND CHILL VALUES BELOW ZERO
THURSDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

NICHOLS/08
8 follow-up statements
000 
WWUS43 KDVN 071743
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1143 AM CST MON DEC 7 2009

...DANGEROUS WINTER STORM WILL AFFECT THE AREA TUESDAY AND
WEDNESDAY...

.A DANGEROUS WINTER STORM WILL BRING HEAVY SNOW AND STRONG WINDS
TO MUCH OF THE AREA LATE TUESDAY INTO WEDNESDAY. SNOW WILL
OVERSPREAD THE AREA TUESDAY AND CONTINUE TUESDAY NIGHT. IN
ADDITION...STRONG WINDS WILL DEVELOP TUESDAY NIGHT INTO WEDNESDAY.
THIS MAY RESULT IN BLIZZARD TO NEAR NEAR BLIZZARD CONDITIONS OVER
MUCH OF EASTERN IOWA AND NORTHWEST ILLINOIS LATE TUESDAY NIGHT AND
WEDNESDAY. TRAVEL WILL LIKELY BECOME DIFFICULT TO IMPOSSIBLE DUE
TO HEAVY SNOW ACCUMULATIONS AND POOR VISIBILITIES IN BLOWING SNOW.

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
015-MOZ009-010-080145-
/O.CON.KDVN.BZ.A.0002.091208T1200Z-091210T0000Z/
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-
ROCK ISLAND-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...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...MOLINE...ROCK ISLAND...
MEMPHIS...KAHOKA
1143 AM CST MON DEC 7 2009

...BLIZZARD WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY AFTERNOON...

A BLIZZARD WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY AFTERNOON. 

A POWERFUL WINTER STORM WILL AFFECT THE REGION TUESDAY AND
WEDNESDAY. THIS SYSTEM WILL PRODUCE 6 TO 12 INCHES OF SNOW WITH
LOCALLY HIGHER AMOUNTS POSSIBLE ACROSS MUCH OF THE AREA BY
WEDNESDAY NIGHT. THUNDER-SNOW MAY OCCUR TUESDAY NIGHT ALONG WITH
VERY HEAVY SNOWFALL RATES OF 1 TO 2 INCHES AN HOUR.

AS THE SYSTEM MOVES OFF TO THE EAST LATE TUESDAY NIGHT...
NORTHWEST WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER 50
MPH. THIS WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW AND
REDUCED VISIBILITIES. WHITEOUT CONDITIONS CAN BE EXPECTED AT TIMES
IN RURAL AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF NOT
IMPOSSIBLE. THE COMBINATION OF STRONG WINDS...ACCUMULATING SNOW AND
BLOWING SNOW MAY RESULT IN POWER OUTAGES. FALLING TREE LIMBS MAY
ALSO RESULT IN ADDITIONAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING SNOW AND/OR
BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR VISIBILITIES.
THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE TRAVEL VERY
DANGEROUS.

&&

$$

ILZ009-016>018-024>026-034-035-080145-
/O.CON.KDVN.WS.A.0005.091208T1200Z-091210T0000Z/
WHITESIDE-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-WARREN-HANCOCK-
MCDONOUGH-
INCLUDING THE CITIES OF...STERLING...ROCK FALLS...KEWANEE...
PRINCETON...HENNEPIN...ALEDO...OQUAWKA...MONMOUTH...CARTHAGE...
MACOMB
1143 AM CST MON DEC 7 2009

...WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY MORNING
THROUGH WEDNESDAY AFTERNOON...

A WINTER STORM WATCH REMAINS IN EFFECT FROM TUESDAY MORNING
THROUGH WEDNESDAY AFTERNOON. 

A POWERFUL WINTER STORM WILL AFFECT THE REGION TUESDAY AND
WEDNESDAY. THIS SYSTEM WILL PRODUCE 6 TO 10 INCHES OF SNOW ACROSS
MUCH OF THE AREA BY WEDNESDAY NIGHT...WITH LOCALLY HIGHER AMOUNTS
POSSIBLE. A PERIOD OF SNOW AND SLEET WILL BE POSSIBLE TUESDAY
AFTERNOON...ESPECIALLY SOUTH OF HIGHWAY 34.

AS THE SYSTEM MOVES OFF TO THE EAST LATE TUESDAY NIGHT...
NORTHWEST WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER 50
MPH. THIS WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW AND
REDUCED VISIBILITIES. WHITEOUT CONDITIONS CAN BE EXPECTED AT TIMES
IN RURAL AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF NOT
IMPOSSIBLE. THE COMBINATION OF LONG PERIODS OF STRONG
WINDS...ACCUMULATING SNOW AND BLOWING SNOW MAY RESULT IN POWER
OUTAGES. FALLING TREE LIMBS MAY ALSO RESULT IN ADDITIONAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

DLS
000 
WWUS43 KDVN 072145
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
345 PM CST MON DEC 7 2009

...DANGEROUS WINTER STORM WILL AFFECT THE AREA TUESDAY AND
WEDNESDAY...

.A DANGEROUS WINTER STORM WILL BRING HEAVY SNOW AND STRONG WINDS
TO MUCH OF THE AREA LATE TUESDAY INTO WEDNESDAY. SNOW WILL
OVERSPREAD THE AREA TUESDAY AND CONTINUE TUESDAY NIGHT. IN
ADDITION...STRONG WINDS WILL DEVELOP TUESDAY NIGHT INTO
WEDNESDAY. THIS MAY RESULT IN BLIZZARD TO NEAR NEAR BLIZZARD
CONDITIONS OVER MUCH OF EASTERN IOWA AND NORTHWEST ILLINOIS LATE
TUESDAY NIGHT AND WEDNESDAY. TRAVEL WILL LIKELY BECOME DIFFICULT
TO IMPOSSIBLE DUE TO HEAVY SNOW ACCUMULATIONS AND POOR
VISIBILITIES IN BLOWING SNOW.

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
015-MOZ009-010-080545-
/O.NEW.KDVN.WS.W.0005.091208T1200Z-091210T0000Z/
/O.EXT.KDVN.BZ.A.0002.091209T0600Z-091210T0000Z/
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-
ROCK ISLAND-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...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...MOLINE...ROCK ISLAND...
MEMPHIS...KAHOKA
345 PM CST MON DEC 7 2009

...WINTER STORM WARNING IN EFFECT FROM 6 AM TUESDAY TO 6 PM CST
WEDNESDAY...
...BLIZZARD WATCH NOW IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW AND STRONG WINDS WITH CONSIDERABLE
BLOWING AND DRIFTING SNOW...WHICH IS IN EFFECT FROM 6 AM TUESDAY TO
6 PM CST WEDNESDAY. THE BLIZZARD WATCH IS NOW IN EFFECT FROM LATE
TUESDAY NIGHT THROUGH WEDNESDAY AFTERNOON.

A POWERFUL WINTER STORM WILL AFFECT THE REGION TUESDAY AND
WEDNESDAY. THIS SYSTEM WILL PRODUCE 6 TO 12 INCHES OF SNOW WITH
LOCALLY HIGHER AMOUNTS POSSIBLE ACROSS MUCH OF THE AREA BY
WEDNESDAY NIGHT. THUNDER-SNOW MAY OCCUR TUESDAY NIGHT ALONG WITH
VERY HEAVY SNOWFALL RATES OF 1 TO 2 INCHES AN HOUR.

AS THE SYSTEM MOVES OFF TO THE EAST LATE TUESDAY NIGHT...
NORTHWEST WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER
50 MPH. THIS WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW AND
REDUCED VISIBILITIES. WHITEOUT CONDITIONS CAN BE EXPECTED AT
TIMES IN RURAL AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF
NOT IMPOSSIBLE. THE COMBINATION OF STRONG WINDS...ACCUMULATING
SNOW AND BLOWING SNOW MAY RESULT IN POWER OUTAGES. FALLING TREE
LIMBS MAY ALSO RESULT IN ADDITIONAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...



A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING SNOW
AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR
VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE
TRAVEL VERY DANGEROUS.

&&

$$

ILZ009-016>018-024>026-034-035-080545-
/O.UPG.KDVN.WS.A.0005.091208T1200Z-091210T0000Z/
/O.NEW.KDVN.WS.W.0005.091208T1200Z-091210T0000Z/
WHITESIDE-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-WARREN-HANCOCK-
MCDONOUGH-
INCLUDING THE CITIES OF...STERLING...ROCK FALLS...KEWANEE...
PRINCETON...HENNEPIN...ALEDO...OQUAWKA...MONMOUTH...CARTHAGE...
MACOMB
345 PM CST MON DEC 7 2009

...WINTER STORM WARNING IN EFFECT FROM 6 AM TUESDAY TO 6 PM CST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A WINTER
STORM WARNING FOR...WHICH IS IN EFFECT FROM 6 AM TUESDAY TO 6 PM
CST WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

A POWERFUL WINTER STORM WILL AFFECT THE REGION TUESDAY AND
WEDNESDAY. THIS SYSTEM WILL PRODUCE 6 TO 10 INCHES OF SNOW ACROSS
MUCH OF THE AREA BY WEDNESDAY NIGHT...WITH LOCALLY HIGHER AMOUNTS
POSSIBLE. A PERIOD OF SNOW AND SLEET WILL BE POSSIBLE TUESDAY
AFTERNOON...ESPECIALLY SOUTH OF HIGHWAY 34.

AS THE SYSTEM MOVES OFF TO THE EAST LATE TUESDAY NIGHT...
NORTHWEST WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER
50 MPH. THIS WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW AND
REDUCED VISIBILITIES. WHITEOUT CONDITIONS CAN BE EXPECTED AT
TIMES IN RURAL AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF
NOT IMPOSSIBLE. THE COMBINATION OF LONG PERIODS OF STRONG WINDS...
ACCUMULATING SNOW AND BLOWING SNOW MAY RESULT IN POWER OUTAGES.
FALLING TREE LIMBS MAY ALSO RESULT IN ADDITIONAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&


$$
DLF/DLS
000 
WWUS43 KDVN 072154 CCA
WSWDVN

URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
353 PM CST MON DEC 7 2009

...DANGEROUS WINTER STORM WILL AFFECT THE AREA TUESDAY AND
WEDNESDAY...

.A DANGEROUS WINTER STORM WILL BRING HEAVY SNOW AND STRONG WINDS
TO MUCH OF THE AREA LATE TUESDAY INTO WEDNESDAY. SNOW WILL
OVERSPREAD THE AREA TUESDAY AND CONTINUE TUESDAY NIGHT. IN
ADDITION...STRONG WINDS WILL DEVELOP TUESDAY NIGHT INTO
WEDNESDAY. THIS MAY RESULT IN BLIZZARD TO NEAR BLIZZARD
CONDITIONS OVER MUCH OF EASTERN IOWA AND NORTHWEST ILLINOIS LATE
TUESDAY NIGHT AND WEDNESDAY. TRAVEL WILL LIKELY BECOME DIFFICULT
TO IMPOSSIBLE DUE TO HEAVY SNOW ACCUMULATIONS AND POOR
VISIBILITIES IN BLOWING SNOW.

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
015-MOZ009-010-080600-
/O.NEW.KDVN.WS.W.0005.091208T1200Z-091210T0000Z/
/O.EXT.KDVN.BZ.A.0002.091209T0600Z-091210T0000Z/
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-
ROCK ISLAND-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...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...MOLINE...ROCK ISLAND...
MEMPHIS...KAHOKA
353 PM CST MON DEC 7 2009

...WINTER STORM WARNING IN EFFECT FROM 6 AM TUESDAY TO 6 PM CST
WEDNESDAY...
...BLIZZARD WATCH NOW IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW AND STRONG WINDS WITH CONSIDERABLE
BLOWING AND DRIFTING SNOW...WHICH IS IN EFFECT FROM 6 AM TUESDAY TO
6 PM CST WEDNESDAY. THE BLIZZARD WATCH IS NOW IN EFFECT FROM LATE
TUESDAY NIGHT THROUGH WEDNESDAY AFTERNOON.

A POWERFUL WINTER STORM WILL AFFECT THE REGION TUESDAY AND
WEDNESDAY. THIS SYSTEM WILL PRODUCE 6 TO 12 INCHES OF SNOW WITH
LOCALLY HIGHER AMOUNTS POSSIBLE ACROSS MUCH OF THE AREA BY
WEDNESDAY NIGHT. THUNDER-SNOW MAY OCCUR TUESDAY NIGHT ALONG WITH
VERY HEAVY SNOWFALL RATES OF 1 TO 2 INCHES AN HOUR.

AS THE SYSTEM MOVES OFF TO THE EAST LATE TUESDAY NIGHT...
NORTHWEST WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER
50 MPH. THIS WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW AND
REDUCED VISIBILITIES. WHITEOUT CONDITIONS CAN BE EXPECTED AT
TIMES IN RURAL AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF
NOT IMPOSSIBLE. THE COMBINATION OF STRONG WINDS...ACCUMULATING
SNOW AND BLOWING SNOW MAY RESULT IN POWER OUTAGES. FALLING TREE
LIMBS MAY ALSO RESULT IN ADDITIONAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...



A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING SNOW
AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR
VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE
TRAVEL VERY DANGEROUS.

&&

$$

ILZ009-016>018-024>026-034-035-080600-
/O.UPG.KDVN.WS.A.0005.091208T1200Z-091210T0000Z/
/O.NEW.KDVN.WS.W.0005.091208T1200Z-091210T0000Z/
WHITESIDE-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-WARREN-HANCOCK-
MCDONOUGH-
INCLUDING THE CITIES OF...STERLING...ROCK FALLS...KEWANEE...
PRINCETON...HENNEPIN...ALEDO...OQUAWKA...MONMOUTH...CARTHAGE...
MACOMB
353 PM CST MON DEC 7 2009

...WINTER STORM WARNING IN EFFECT FROM 6 AM TUESDAY TO 6 PM CST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A WINTER
STORM WARNING FOR...WHICH IS IN EFFECT FROM 6 AM TUESDAY TO 6 PM
CST WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

A POWERFUL WINTER STORM WILL AFFECT THE REGION TUESDAY AND
WEDNESDAY. THIS SYSTEM WILL PRODUCE 6 TO 10 INCHES OF SNOW ACROSS
MUCH OF THE AREA BY WEDNESDAY NIGHT...WITH LOCALLY HIGHER AMOUNTS
POSSIBLE. A PERIOD OF SNOW AND SLEET WILL BE POSSIBLE TUESDAY
AFTERNOON...ESPECIALLY SOUTH OF HIGHWAY 34.

AS THE SYSTEM MOVES OFF TO THE EAST LATE TUESDAY NIGHT...
NORTHWEST WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER
50 MPH. THIS WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW AND
REDUCED VISIBILITIES. WHITEOUT CONDITIONS CAN BE EXPECTED AT
TIMES IN RURAL AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF
NOT IMPOSSIBLE. THE COMBINATION OF LONG PERIODS OF STRONG WINDS...
ACCUMULATING SNOW AND BLOWING SNOW MAY RESULT IN POWER OUTAGES.
FALLING TREE LIMBS MAY ALSO RESULT IN ADDITIONAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&


$$

DLF/DLS
000 
WWUS43 KDVN 080248
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
848 PM CST MON DEC 7 2009

...DANGEROUS WINTER STORM WILL AFFECT THE AREA TUESDAY AND
WEDNESDAY...

.A DANGEROUS WINTER STORM WILL BRING HEAVY SNOW AND STRONG WINDS
TO MUCH OF THE AREA LATE TUESDAY INTO WEDNESDAY. SNOW WILL
OVERSPREAD THE AREA LATE TONIGHT THROUGH TUESDAY...AND CONTINUE
INTO WEDNESDAY. IN ADDITION...STRONG WINDS WILL DEVELOP TUESDAY
NIGHT INTO WEDNESDAY. THIS MAY RESULT IN BLIZZARD TO NEAR BLIZZARD
CONDITIONS OVER MUCH OF EASTERN IOWA AND NORTHWEST ILLINOIS LATE
TUESDAY NIGHT AND WEDNESDAY. TRAVEL WILL LIKELY BECOME DIFFICULT
TO IMPOSSIBLE DUE TO HEAVY SNOW ACCUMULATIONS AND POOR
VISIBILITIES IN BLOWING SNOW.

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
015-MOZ009-010-081100-
/O.CON.KDVN.WS.W.0005.091208T1200Z-091210T0000Z/
/O.CON.KDVN.BZ.A.0002.091209T0600Z-091210T0000Z/
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-
ROCK ISLAND-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...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...MOLINE...ROCK ISLAND...
MEMPHIS...KAHOKA
848 PM CST MON DEC 7 2009

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM TUESDAY TO
6 PM CST WEDNESDAY...
...BLIZZARD WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT
THROUGH WEDNESDAY AFTERNOON...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM TUESDAY TO
6 PM CST WEDNESDAY. A BLIZZARD WATCH REMAINS IN EFFECT FROM LATE
TUESDAY NIGHT THROUGH WEDNESDAY AFTERNOON. 

A POWERFUL WINTER STORM WILL AFFECT THE REGION TUESDAY AND
WEDNESDAY. THIS SYSTEM WILL PRODUCE 6 TO 12 INCHES OF SNOW WITH
LOCALLY HIGHER AMOUNTS POSSIBLE ACROSS MUCH OF THE AREA BY
WEDNESDAY NIGHT. THUNDER-SNOW MAY OCCUR TUESDAY NIGHT ALONG WITH
VERY HEAVY SNOWFALL RATES OF 1 TO 2 INCHES AN HOUR.

AS THE SYSTEM MOVES OFF TO THE EAST LATE TUESDAY NIGHT...
NORTHWEST WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER
50 MPH. THIS WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW AND
REDUCED VISIBILITIES. WHITEOUT CONDITIONS CAN BE EXPECTED AT
TIMES IN RURAL AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF
NOT IMPOSSIBLE. THE COMBINATION OF STRONG WINDS...ACCUMULATING
SNOW AND BLOWING SNOW MAY RESULT IN POWER OUTAGES. FALLING TREE
LIMBS MAY ALSO RESULT IN ADDITIONAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING.
SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE FORECAST THAT
WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU
MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING SNOW
AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR
VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE
TRAVEL VERY DANGEROUS.

&&

$$

ILZ009-016>018-024>026-034-035-081100-
/O.CON.KDVN.WS.W.0005.091208T1200Z-091210T0000Z/
WHITESIDE-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-WARREN-HANCOCK-
MCDONOUGH-
INCLUDING THE CITIES OF...STERLING...ROCK FALLS...KEWANEE...
PRINCETON...HENNEPIN...ALEDO...OQUAWKA...MONMOUTH...CARTHAGE...
MACOMB
848 PM CST MON DEC 7 2009

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM TUESDAY TO
6 PM CST WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM TUESDAY TO
6 PM CST WEDNESDAY. 

A POWERFUL WINTER STORM WILL AFFECT THE REGION TUESDAY AND
WEDNESDAY. THIS SYSTEM WILL PRODUCE 6 TO 10 INCHES OF SNOW ACROSS
MUCH OF THE AREA BY WEDNESDAY NIGHT...WITH LOCALLY HIGHER AMOUNTS
POSSIBLE. A PERIOD OF SNOW AND SLEET WILL BE POSSIBLE TUESDAY
AFTERNOON...ESPECIALLY SOUTH OF HIGHWAY 34.

AS THE SYSTEM MOVES OFF TO THE EAST LATE TUESDAY NIGHT...
NORTHWEST WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER
50 MPH. THIS WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW AND
REDUCED VISIBILITIES. WHITEOUT CONDITIONS CAN BE EXPECTED AT
TIMES IN RURAL AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF
NOT IMPOSSIBLE. THE COMBINATION OF LONG PERIODS OF STRONG WINDS...
ACCUMULATING SNOW AND BLOWING SNOW MAY RESULT IN POWER OUTAGES.
FALLING TREE LIMBS MAY ALSO RESULT IN ADDITIONAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING.
SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE FORECAST THAT
WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU
MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$
000 
WWUS43 KDVN 080946
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
346 AM CST TUE DEC 8 2009

...EXTREMELY DANGEROUS WINTER STORM WILL AFFECT THE AREA TODAY
THROUGH WEDNESDAY...

.A VERY DANGEROUS WINTER STORM WILL BRING HEAVY SNOW AND VERY
STRONG WINDS TO THE AREA LATE TUESDAY THROUGH WEDNESDAY. SNOW WILL
CONTINUE TODAY INTO WEDNESDAY WITH HEAVY SNOW TONIGHT. STRONG
WINDS WILL DEVELOP TUESDAY NIGHT INTO WEDNESDAY RESULTING IN
BLIZZARD TO NEAR BLIZZARD CONDITIONS OVER MUCH OF EASTERN IOWA AND
NORTHWEST ILLINOIS. TRAVEL WILL BECOME DIFFICULT IF NOT IMPOSSIBLE
DUE TO HEAVY SNOW ACCUMULATIONS AND POOR VISIBILITIES IN BLOWING
SNOW.

HISTORICAL PERSPECTIVE...IT HAS BEEN ABOUT 10 YEARS SINCE SINCE
SNOWS AND WINDS OF THIS MAGNITUDE AND EXPANSE HAVE BEEN SEEN
ACROSS THE AREA. STORM STRENGTH IS ANOTHER MATTER. IT HAS PROBABLY
BEEN 20 TO 30 YEARS SINCE THE IMPACTS OF A WINTER STORM OF THIS
STRENGTH HAVE BEEN SEEN IN THE AREA.

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
015-MOZ009-010-081800-
/O.CON.KDVN.WS.W.0005.091208T1200Z-091210T0000Z/
/O.CON.KDVN.BZ.A.0002.091209T0600Z-091210T0000Z/
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-
ROCK ISLAND-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...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...MOLINE...ROCK ISLAND...
MEMPHIS...KAHOKA
346 AM CST TUE DEC 8 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY...
...BLIZZARD WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY AFTERNOON...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY. A BLIZZARD WATCH REMAINS IN EFFECT FROM LATE TONIGHT
THROUGH WEDNESDAY AFTERNOON. 

AN INTENSE WINTER STORM WILL AFFECT THE REGION TODAY THROUGH WEDNESDAY.
THIS SYSTEM WILL PRODUCE 6 TO 12 INCHES OF SNOW WITH LOCALLY HIGHER
AMOUNTS NORTH OF HIGHWAY 30 ARE POSSIBLE BY WEDNESDAY NIGHT.
THUNDER-SNOW IS POSSIBLE TONIGHT ALONG WITH VERY HEAVY SNOWFALL
RATES OF 1 TO 2 INCHES AN HOUR.

AS THE SYSTEM MOVES OFF TO THE NORTHEAST LATE TONIGHT...NORTHWEST
WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER 50 MPH. WINDS
OF THIS STRENGTH WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW
AND REDUCED VISIBILITIES. WHITEOUT CONDITIONS ARE LIKELY IN RURAL
AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF NOT IMPOSSIBLE.
THE COMBINATION OF STRONG WINDS...ACCUMULATING SNOW AND BLOWING
SNOW ARE LIKELY TO RESULT IN POWER OUTAGES. FALLING TREE LIMBS
MAY ALSO RESULT IN ADDITIONAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING.
SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE FORECAST THAT
WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU
MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING SNOW
AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR
VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE
TRAVEL VERY DANGEROUS.

&&

$$

ILZ009-016>018-024>026-034-035-081800-
/O.CON.KDVN.WS.W.0005.091208T1200Z-091210T0000Z/
WHITESIDE-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-WARREN-HANCOCK-
MCDONOUGH-
INCLUDING THE CITIES OF...STERLING...ROCK FALLS...KEWANEE...
PRINCETON...HENNEPIN...ALEDO...OQUAWKA...MONMOUTH...CARTHAGE...
MACOMB
346 AM CST TUE DEC 8 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY. 

AN INTENSE WINTER STORM WILL AFFECT THE REGION TODAY THROUGH WEDNESDAY.
THIS SYSTEM WILL PRODUCE 5 TO 12 INCHES OF SNOW AMOUNTS BY WEDNESDAY
NIGHT. SLEET MAY MIX WITH THE SNOW THIS AFTERNOON AND EVENING SOUTH
OF A KEOKUK...TO GALESBURG...TO PRINCETON LINE. THUNDER-SNOW IS
POSSIBLE TUESDAY NIGHT ALONG WITH VERY HEAVY SNOWFALL RATES OF 1
TO 2 INCHES AN HOUR.

AS THE SYSTEM MOVES OFF TO THE NORTHEAST LATE TONIGHT...NORTHWEST
WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER 50 MPH. WINDS
OF THIS STRENGTH WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW
AND REDUCED VISIBILITIES. WHITEOUT CONDITIONS ARE LIKELY IN RURAL
AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF NOT IMPOSSIBLE.
THE COMBINATION OF STRONG WINDS...ACCUMULATING SNOW AND BLOWING
SNOW ARE LIKELY TO RESULT IN POWER OUTAGES. FALLING TREE LIMBS MAY
ALSO RESULT IN ADDITIONAL DAMAGE.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING.
SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE FORECAST THAT
WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU
MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

08/NICHOLS
000 
WWUS43 KDVN 081016 AAA
WSWDVN

URGENT - WINTER WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
416 AM CST TUE DEC 8 2009

...EXTREMELY DANGEROUS WINTER STORM WILL AFFECT THE AREA TODAY
THROUGH WEDNESDAY...

.A VERY DANGEROUS WINTER STORM WILL BRING HEAVY SNOW AND VERY
STRONG WINDS TO THE AREA LATE TUESDAY THROUGH WEDNESDAY. SNOW
WILL CONTINUE TODAY INTO WEDNESDAY WITH HEAVY SNOW TONIGHT.
STRONG WINDS WILL DEVELOP TUESDAY NIGHT INTO WEDNESDAY RESULTING
IN BLIZZARD TO NEAR BLIZZARD CONDITIONS OVER MUCH OF EASTERN IOWA
AND NORTHWEST ILLINOIS. TRAVEL WILL BECOME DIFFICULT IF NOT
IMPOSSIBLE DUE TO HEAVY SNOW ACCUMULATIONS AND POOR VISIBILITIES
IN BLOWING SNOW.

HISTORICAL PERSPECTIVE...IT HAS BEEN ABOUT 10 YEARS SINCE SNOWS
AND WINDS OF THIS MAGNITUDE AND EXPANSE HAVE BEEN SEEN ACROSS THE
AREA. STORM STRENGTH IS ANOTHER MATTER. IT HAS PROBABLY BEEN 20 TO
30 YEARS SINCE THE IMPACTS OF A WINTER STORM OF THIS STRENGTH HAVE
BEEN SEEN IN THE AREA.

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
015-MOZ009-010-081830-
/O.CON.KDVN.WS.W.0005.091208T1200Z-091210T0000Z/
/O.CON.KDVN.BZ.A.0002.091209T0600Z-091210T0000Z/
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-
ROCK ISLAND-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...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...MOLINE...ROCK ISLAND...
MEMPHIS...KAHOKA
416 AM CST TUE DEC 8 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY...
...BLIZZARD WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY AFTERNOON...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY. A BLIZZARD WATCH REMAINS IN EFFECT FROM LATE TONIGHT
THROUGH WEDNESDAY AFTERNOON. 

AN INTENSE WINTER STORM WILL AFFECT THE REGION TODAY THROUGH
WEDNESDAY. THIS SYSTEM WILL PRODUCE 6 TO 12 INCHES OF SNOW WITH
LOCALLY HIGHER AMOUNTS ALONG AND NORTH OF HIGHWAY 30 POSSIBLE BY
WEDNESDAY NIGHT. THUNDER-SNOW IS POSSIBLE TONIGHT ALONG WITH VERY
HEAVY SNOWFALL RATES OF 1 TO 2 INCHES AN HOUR.

AS THE SYSTEM MOVES OFF TO THE NORTHEAST LATE TONIGHT...NORTHWEST
WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER 50 MPH. WINDS
OF THIS STRENGTH WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW
AND REDUCED VISIBILITIES. WHITEOUT CONDITIONS ARE LIKELY IN RURAL
AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF NOT IMPOSSIBLE.
THE COMBINATION OF STRONG WINDS...ACCUMULATING SNOW AND BLOWING
SNOW ARE LIKELY TO RESULT IN POWER OUTAGES. FALLING TREE LIMBS
MAY ALSO RESULT IN ADDITIONAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING.
SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE FORECAST THAT
WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU
MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING SNOW
AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR
VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE
TRAVEL VERY DANGEROUS.

&&

$$

ILZ009-016>018-024>026-034-035-081830-
/O.CON.KDVN.WS.W.0005.091208T1200Z-091210T0000Z/
WHITESIDE-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-WARREN-HANCOCK-
MCDONOUGH-
INCLUDING THE CITIES OF...STERLING...ROCK FALLS...KEWANEE...
PRINCETON...HENNEPIN...ALEDO...OQUAWKA...MONMOUTH...CARTHAGE...
MACOMB
416 AM CST TUE DEC 8 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY. 

AN INTENSE WINTER STORM WILL AFFECT THE REGION TODAY THROUGH
WEDNESDAY. THIS SYSTEM WILL PRODUCE 5 TO 12 INCHES OF SNOW
AMOUNTS BY WEDNESDAY NIGHT. SLEET MAY MIX WITH THE SNOW THIS
AFTERNOON AND EVENING SOUTH OF A KEOKUK...TO GALESBURG...TO
PRINCETON LINE. THUNDER-SNOW IS POSSIBLE TUESDAY NIGHT ALONG WITH
VERY HEAVY SNOWFALL RATES OF 1 TO 2 INCHES AN HOUR.

AS THE SYSTEM MOVES OFF TO THE NORTHEAST LATE TONIGHT...NORTHWEST
WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER 50 MPH. WINDS
OF THIS STRENGTH WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW
AND REDUCED VISIBILITIES. WHITEOUT CONDITIONS ARE LIKELY IN RURAL
AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF NOT IMPOSSIBLE.
THE COMBINATION OF STRONG WINDS...ACCUMULATING SNOW AND BLOWING
SNOW ARE LIKELY TO RESULT IN POWER OUTAGES. FALLING TREE LIMBS
MAY ALSO RESULT IN ADDITIONAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING.
SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE FORECAST THAT
WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU
MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

NICHOLS/08
000 
WWUS43 KDVN 081605
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1005 AM CST TUE DEC 8 2009

...EXTREMELY DANGEROUS WINTER STORM WILL AFFECT THE AREA TODAY
THROUGH WEDNESDAY...

.A VERY DANGEROUS WINTER STORM WILL BRING HEAVY SNOW AND VERY
STRONG WINDS TO THE AREA TONIGHT THROUGH WEDNESDAY. SNOW WILL
CONTINUE TODAY INTO WEDNESDAY WITH HEAVY SNOW LATE THIS AFTERNOON
AND TONIGHT. STRONG WINDS WILL DEVELOP TONIGHT INTO
WEDNESDAY RESULTING IN BLIZZARD TO NEAR BLIZZARD CONDITIONS OVER
MUCH OF EASTERN IOWA AND NORTHWEST ILLINOIS. TRAVEL WILL BECOME
DIFFICULT IF NOT IMPOSSIBLE DUE TO HEAVY SNOW ACCUMULATIONS AND
POOR VISIBILITIES IN BLOWING SNOW.

HISTORICAL PERSPECTIVE...IT HAS BEEN ABOUT 10 YEARS SINCE SNOWS
AND WINDS OF THIS MAGNITUDE AND EXPANSE HAVE BEEN SEEN ACROSS THE
AREA. STORM STRENGTH IS ANOTHER MATTER. IT HAS PROBABLY BEEN
20 TO 30 YEARS SINCE THE IMPACTS OF A WINTER STORM OF THIS
STRENGTH HAVE BEEN SEEN IN THE AREA.

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
015-MOZ009-010-090015-
/O.CON.KDVN.WS.W.0005.000000T0000Z-091210T0000Z/
/O.CON.KDVN.BZ.A.0002.091209T0600Z-091210T0000Z/
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-
ROCK ISLAND-SCOTLAND-CLARK-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...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...MOLINE...ROCK ISLAND...
MEMPHIS...KAHOKA
1005 AM CST TUE DEC 8 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY...
...BLIZZARD WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY AFTERNOON...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY. A BLIZZARD WATCH REMAINS IN EFFECT FROM LATE TONIGHT
THROUGH WEDNESDAY AFTERNOON. 

AN INTENSE WINTER STORM WILL AFFECT THE REGION TODAY THROUGH
WEDNESDAY. THIS SYSTEM WILL PRODUCE 6 TO 12 INCHES OF SNOW WITH
LOCALLY HIGHER AMOUNTS ALONG AND NORTH OF HIGHWAY 30 POSSIBLE BY
WEDNESDAY NIGHT. THUNDER-SNOW IS POSSIBLE TONIGHT ALONG WITH VERY
HEAVY SNOWFALL RATES OF 1 TO 2 INCHES AN HOUR.

AS THE SYSTEM MOVES OFF TO THE NORTHEAST LATE TONIGHT...NORTHWEST
WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER 50 MPH. WINDS
OF THIS STRENGTH WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW
AND REDUCED VISIBILITIES. WHITEOUT CONDITIONS ARE LIKELY IN RURAL
AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF NOT IMPOSSIBLE.
THE COMBINATION OF STRONG WINDS...ACCUMULATING SNOW AND BLOWING
SNOW ARE LIKELY TO RESULT IN POWER OUTAGES. FALLING TREE LIMBS
MAY ALSO RESULT IN ADDITIONAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING.
SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE FORECAST THAT
WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU
MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

A BLIZZARD WATCH MEANS THERE IS A POTENTIAL FOR FALLING SNOW
AND/OR BLOWING SNOW WITH STRONG WINDS AND EXTREMELY POOR
VISIBILITIES. THIS CAN LEAD TO WHITEOUT CONDITIONS AND MAKE
TRAVEL VERY DANGEROUS.

&&

$$

ILZ009-016>018-024>026-034-035-090015-
/O.CON.KDVN.WS.W.0005.000000T0000Z-091210T0000Z/
WHITESIDE-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-WARREN-HANCOCK-
MCDONOUGH-
INCLUDING THE CITIES OF...STERLING...ROCK FALLS...KEWANEE...
PRINCETON...HENNEPIN...ALEDO...OQUAWKA...MONMOUTH...CARTHAGE...
MACOMB
1005 AM CST TUE DEC 8 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY. 

AN INTENSE WINTER STORM WILL AFFECT THE REGION TODAY THROUGH
WEDNESDAY. THIS SYSTEM WILL PRODUCE 5 TO 12 INCHES OF SNOW
AMOUNTS BY WEDNESDAY NIGHT. SLEET MAY MIX WITH THE SNOW THIS
AFTERNOON AND EVENING. THUNDER-SNOW IS POSSIBLE TUESDAY NIGHT
ALONG WITH VERY HEAVY SNOWFALL RATES OF 1 TO 2 INCHES AN HOUR.

AS THE SYSTEM MOVES OFF TO THE NORTHEAST LATE TONIGHT...NORTHWEST
WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER 50 MPH. WINDS
OF THIS STRENGTH WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW
AND REDUCED VISIBILITIES. WHITEOUT CONDITIONS ARE LIKELY IN RURAL
AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF NOT IMPOSSIBLE.
THE COMBINATION OF STRONG WINDS...ACCUMULATING SNOW AND BLOWING
SNOW ARE LIKELY TO RESULT IN POWER OUTAGES. FALLING TREE LIMBS
MAY ALSO RESULT IN ADDITIONAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING.
SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE FORECAST THAT
WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU
MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$


ERVIN
000 
WWUS43 KDVN 081955
WSWDVN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
155 PM CST TUE DEC 8 2009

...EXTREMELY DANGEROUS WINTER STORM WILL AFFECT THE AREA TONIGHT THROUGH
WEDNESDAY...

.A VERY DANGEROUS WINTER STORM WILL BRING HEAVY SNOW AND VERY
STRONG WINDS TO THE AREA TONIGHT THROUGH WEDNESDAY. SNOW WILL
CONTINUE TODAY INTO WEDNESDAY WITH HEAVY SNOW LATE THIS AFTERNOON
AND TONIGHT.  A MIX OF FREEZING RAIN...SLEET AND SNOW CAN BE
EXPECTED THIS EVENING ALONG AND EAST OF THE MISSISSIPPI RIVER. STRONG
WINDS WILL DEVELOP TONIGHT INTO WEDNESDAY RESULTING IN BLIZZARD TO
NEAR BLIZZARD CONDITIONS OVER MUCH OF EASTERN IOWA AND NORTHWEST
ILLINOIS. TRAVEL WILL BECOME DIFFICULT IF NOT IMPOSSIBLE DUE TO
HEAVY SNOW ACCUMULATIONS AND POOR VISIBILITIES IN BLOWING SNOW.

HISTORICAL PERSPECTIVE...IT HAS BEEN ABOUT 10 YEARS SINCE SNOWS
AND WINDS OF THIS MAGNITUDE AND EXPANSE HAVE BEEN SEEN ACROSS THE
AREA. STORM STRENGTH IS ANOTHER MATTER. IT HAS PROBABLY BEEN
20 TO 30 YEARS SINCE THE IMPACTS OF A WINTER STORM OF THIS
STRENGTH HAVE BEEN SEEN IN THE AREA.

IAZ040>042-051>054-066-ILZ001-002-007-090400-
/O.UPG.KDVN.BZ.A.0002.091209T0600Z-091210T0000Z/
/O.NEW.KDVN.BZ.W.0002.091209T0600Z-091210T0600Z/
/O.EXT.KDVN.WS.W.0005.000000T0000Z-091209T0600Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-CLINTON-
JO DAVIESS-STEPHENSON-CARROLL-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...CLINTON...GALENA...
FREEPORT...MOUNT CARROLL
155 PM CST TUE DEC 8 2009

...WINTER STORM WARNING NOW IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...BLIZZARD WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT
CST WEDNESDAY NIGHT...

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

AN INTENSE WINTER STORM WILL AFFECT THE REGION TODAY THROUGH
WEDNESDAY. THIS SYSTEM WILL PRODUCE 6 TO 12 INCHES OF SNOW WITH
LOCALLY HIGHER AMOUNTS ALONG AND NORTH OF HIGHWAY 30 POSSIBLE BY
WEDNESDAY NIGHT. THUNDER-SNOW IS POSSIBLE TONIGHT ALONG WITH VERY
HEAVY SNOWFALL RATES OF 1 TO 2 INCHES AN HOUR.

AS THE SYSTEM MOVES OFF TO THE NORTHEAST LATE TONIGHT...NORTHWEST
WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER 50 MPH. WINDS
OF THIS STRENGTH WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW
AND REDUCED VISIBILITIES. WHITEOUT CONDITIONS ARE LIKELY IN RURAL
AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF NOT IMPOSSIBLE.
THE COMBINATION OF STRONG WINDS...ACCUMULATING SNOW AND BLOWING
SNOW ARE LIKELY TO RESULT IN POWER OUTAGES. FALLING TREE LIMBS
MAY ALSO RESULT IN ADDITIONAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING.
SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE FORECAST THAT
WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU
MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.


&&


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS THAT FALLING AND BLOWING SNOW...STRONG
WINDS AND POOR VISIBILITIES OF ONE-QUARTER MILE OR LESS ARE
OCCURRING OR IMMINENT. THIS WILL CAUSE WHITEOUT CONDITIONS...
MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL IF YOU MUST
TRAVEL DUE TO AN EMERGENCY...TAKE YOUR WINTER SURVIVAL KIT. IF YOU
GET STRANDED...STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES.

&&

$$

IAZ063>065-067-068-076>078-087>089-098-099-ILZ015-MOZ009-010-
090400-
/O.UPG.KDVN.BZ.A.0002.091209T0600Z-091210T0000Z/
/O.NEW.KDVN.BZ.W.0002.091209T0600Z-091210T0000Z/
/O.EXT.KDVN.WS.W.0005.000000T0000Z-091209T0600Z/
IOWA-JOHNSON-CEDAR-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-
JEFFERSON-HENRY IA-DES MOINES-VAN BUREN-LEE-ROCK ISLAND-SCOTLAND-
CLARK-
INCLUDING THE CITIES OF...MARENGO...IOWA CITY...TIPTON...
MUSCATINE...BETTENDORF...DAVENPORT...SIGOURNEY...WASHINGTON...
WAPELLO...FAIRFIELD...MOUNT PLEASANT...BURLINGTON...KEOSAUQUA....
FORT MADISON...MOLINE...ROCK ISLAND...MEMPHIS...KAHOKA
155 PM CST TUE DEC 8 2009

...WINTER STORM WARNING NOW IN EFFECT UNTIL MIDNIGHT CST
TONIGHT...
...BLIZZARD WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM CST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM CST
WEDNESDAY. THE WINTER STORM WARNING IS NOW IN EFFECT UNTIL
MIDNIGHT CST TONIGHT. THE BLIZZARD WATCH IS NO LONGER IN EFFECT. 

AN INTENSE WINTER STORM WILL AFFECT THE REGION TODAY THROUGH
WEDNESDAY. THIS SYSTEM WILL PRODUCE 6 TO 10 INCHES OF SNOW WITH
LOCALLY HIGHER AMOUNTS POSSIBLE. FREEZING RAIN AND SLEET WILL BE
LIKELY ALONG AND EAST OF THE MISSISSIPPI RIVER THIS EVENING.
THUNDER- SNOW IS POSSIBLE TONIGHT ALONG WITH VERY HEAVY SNOWFALL
RATES OF 1 TO 2 INCHES AN HOUR.

AS THE SYSTEM MOVES OFF TO THE NORTHEAST LATE TONIGHT...NORTHWEST
WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER 50 MPH. WINDS
OF THIS STRENGTH WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW
AND REDUCED VISIBILITIES. WHITEOUT CONDITIONS ARE LIKELY IN RURAL
AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF NOT IMPOSSIBLE.
THE COMBINATION OF STRONG WINDS...ACCUMULATING SNOW AND BLOWING
SNOW ARE LIKELY TO RESULT IN POWER OUTAGES. FALLING TREE LIMBS
MAY ALSO RESULT IN ADDITIONAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING.
SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE FORECAST THAT
WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU
MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&


PRECAUTIONARY/PREPAREDNESS ACTIONS...


A BLIZZARD WARNING MEANS THAT FALLING AND BLOWING SNOW...STRONG
WINDS AND POOR VISIBILITIES OF ONE-QUARTER MILE OR LESS ARE
OCCURRING OR IMMINENT.  THIS WILL CAUSE WHITEOUT CONDITIONS...
MAKING TRAVEL EXTREMELY DANGEROUS.  DO NOT TRAVEL  IF YOU MUST
TRAVEL DUE TO AN EMERGENCY...TAKE YOUR WINTER SURVIVAL KIT.  IF
YOU GET STRANDED...STAY WITH YOUR VEHICLE UNTIL HELP ARRIVES.

&&

$$

ILZ009-016>018-024>026-034-035-090400-
/O.CON.KDVN.WS.W.0005.000000T0000Z-091210T0000Z/
WHITESIDE-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-WARREN-HANCOCK-
MCDONOUGH-
INCLUDING THE CITIES OF...STERLING...ROCK FALLS...KEWANEE...
PRINCETON...HENNEPIN...ALEDO...OQUAWKA...MONMOUTH...CARTHAGE...
MACOMB
155 PM CST TUE DEC 8 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY. 

AN INTENSE WINTER STORM WILL AFFECT THE REGION TODAY THROUGH
WEDNESDAY. THIS SYSTEM WILL PRODUCE 4 TO 9 INCHES OF SNOW AMOUNTS
BY WEDNESDAY NIGHT. SLEET AND FREEZING RAIN WILL MIX WITH THE
SNOW THIS EVENING. THUNDER-SNOW IS POSSIBLE TUESDAY NIGHT ALONG
WITH VERY HEAVY SNOWFALL RATES OF 1 TO 2 INCHES AN HOUR.

AS THE SYSTEM MOVES OFF TO THE NORTHEAST LATE TONIGHT...NORTHWEST
WINDS WILL INCREASE TO 25 TO 40 MPH WITH GUSTS OVER 50 MPH. WINDS
OF THIS STRENGTH WILL CREATE WIDESPREAD BLOWING AND DRIFTING SNOW
AND REDUCED VISIBILITIES. WHITEOUT CONDITIONS ARE LIKELY IN RURAL
AND OPEN AREAS. TRAVEL WILL BECOME DIFFICULT...IF NOT IMPOSSIBLE.
THE COMBINATION OF STRONG WINDS...ACCUMULATING SNOW AND BLOWING
SNOW ARE LIKELY TO RESULT IN POWER OUTAGES. FALLING TREE LIMBS
MAY ALSO RESULT IN ADDITIONAL DAMAGE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING.
SIGNIFICANT AMOUNTS OF SNOW AND BLOWING SNOW ARE FORECAST THAT
WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU
MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR
VEHICLE IN CASE OF AN EMERGENCY.

&&

$$


ERVIN

What forecasters said that day

The local office's own words before this blizzard watch 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 blizzard watch went out at Dec 7, 3:30 AM CST, 16 minutes earlier.

Area forecast discussion, Dec 7, 3:30 AM CST, 16 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
330 AM CST MON DEC 7 2009

.SYNOPSIS...
00Z UA ANALYSIS HAS A RESPECTABLE SHORTWAVE OVER NORTHEAST KANSAS
WITH A LLJ OF 30-40 KTS RUNNING FROM EASTERN TEXAS INTO MISSOURI.
SATELLITE TRENDS SHOW PLENTY OF LOW CLOUDS RUNNING FROM THE WESTERN
GREAT LAKES INTO THE LOWER MISSISSIPPI VALLEY WITH RADAR INDICATING
LIGHT SNOW FROM THE WESTERN SHORES OF LAKE MICHIGAN BACK TO THE
MISSOURI RIVER. 06Z SFC ANALYSIS HAS THE LOW BETWEEN KCDJ AND KDMO
WITH A STATIONARY FRONT RUNNING NORTHEAST ACROSS NORTHERN ILLINOIS
INTO LOWER MICHIGAN. A COLD FRONT RAN FROM THE LOW SOUTHWEST INTO
CENTRAL TEXAS. DEW POINTS WERE GENERALLY IN THE 20S AHEAD OF THE LOW
WITH 30 DEW POINTS FROM CENTRAL MISSOURI INTO THE LOWER MISSISSIPPI
VALLEY.

&&

.SHORT TERM...TODAY AND TONIGHT...
CURRENT SYSTEM IS MOVING THROUGH THE AREA WITH GEM DOING THE BEST OF
ANY MODEL REGARDING SFC LOW POSITION AT 06Z. GEM AND 08Z RUC SHOW
LOW CONDENSATION PRESSURE DEFICITS THROUGH MID MORNING BEFORE
INCREASING SUGGESTING MINIMALLY LIKELY POPS EARLY THIS MORNING.
RADAR TRENDS THROUGH 09Z SUGGEST THAT THIS IS THE WAY TO GO.
SO...HIGH CHC TO LIKELY POPS THROUGH MID MORNING WITH PRECIP
SHUTTING DOWN QUICKLY BY MID DAY. SATURATED LOW LEVELS SHOULD LEAVE
THE ATMOSPHERE PRIMED FOR --SN IN THE AFTERNOON WITH ANY PASSING
RIPPLE ALOFT.

FLURRIES SHOULD BE SEEN THIS EVENING AS THE LOWER ATMOSPHERE REMAINS
SATURATED. AFT 06Z THINGS GET MORE INTERESTING. CONDENSATION
PRESSURE DEFICITS BEGIN TO LOWER QUICKLY AGAIN PER THE GEM/ECMWF AND
FORCING INCREASES. THUS EXPECT -SN TO BREAK OUT AS A DEFORMATION
ZONE BEGINS TO DEVELOP WITH THE FIRST VORT MAX. PARTS OF THE
SOUTHWEST TO WEST AREAS OF THE CWFA SHOULD SEE SOME NEW ACCUMULATION
PRIOR TO SUNRISE. ..08..

.LONG TERM...TUESDAY THROUGH NEXT SATURDAY...
...HIGH IMPACT...POTENTIALLY CRIPPLING WINTER STORM TUE/WED REMAINS
THE FORECAST CHALLENGE...

OVERALL INITIALIZATION AND VERIFICATION GOOD. AGAIN...HI-RES ECMWF
THE GEM-NHEM AND NOW UKMET ARE MOST ACCURATE...CONSISTENT AND
RELIABLE. THE GFS AND NAM CONTINUE TO SHOW LATENT HEAT FEEDBACK
ISSUES..THE 06Z NAM FORCING IS SLOWLY GETTING BETTER.  THE HI-RES
ECMWF SHOWS THE DEFORMATION ZONE NICELY WEDNESDAY AM WHICH MOST OR
ALL SOLUTIONS SHOULD CAPTURE BY TONIGHT/S RUNS.

OVERVIEW...MINOR CHANGES TO CURRENT PACKAGE EXCEPT UPGRADED WNW 1/2
TO 2/3 ARE FOR BLIZZARD WATCH AS BLIZZARD CONDITIONS WILL OVERSPREAD
AT LEAST ALL THIS REGION AFTER MIDNIGHT TUESDAY NIGHT AND THROUGH
MOST TO ALL OF THE DAY WEDNESDAY.  THUNDER-SNOW ALSO EVIDENT MOVING
INTO AREA TUESDAY NIGHT OVER MOST OR ALL THE REGION. SNOW EVENT
AMOUNTS OF 6 TO 12 INCHES REMAIN ON TAP WITH LOCALLY HIGHER AMOUNTS
OF 12+ INCHES...LOCALLY UP TO 15 INCHES SUGGESTED +/- 40 MILES OF A
FREEPORT TO IOWA CITY TO OTTUMWA LINE. THIS SYSTEM REMAINS ON TRACK
TO BE ONE OF THE MOST SIGNIFICANT HIGH IMPACT EVENTS IN THIS AREA FOR
SEVERAL YEARS...IF NOT LONGER.

TUESDAY...HAVE UPPED POPS WITH SNOW OVERSPREADING ALL AREA WITH SNOW
AMOUNTS OF 1 TO 4 PLUS INCHES BY EVENING.  HEAVIER SNOW MAY ARRIVE
IN FAR SW SECTION LATE PM THAT LATER SHIFTS MAY NEED TO UP TOTALS
AS LEAD VORT MAX MAY BE STRONGER THAN CURRENT SOLUTIONS INDICATE. NE
WINDS OF 10 TO 20 MPH SHOULD LIMIT SNOW TO JUST MINOR DRIFTING
UNTIL LATER.  ALONG AND SOUTH OF HIGHWAY 34 STILL SUGGESTS SNOW...
MIXED AT TIMES WITH SLEET.  LOCAL ANALYSIS SUGGEST MOST PRECIPITATION
SHOULD STILL BE SNOW.

TUESDAY NIGHT...A WILD NIGHT WITH SNOW...HEAVY AT TIMES WITH THUNDER-
SNOW AND WINDS INCREASING FROM NW TO SE. LOCAL TOOLS SHOW 1 TO 2
INCH SNOWFALL RATES REMAIN PLAUSIBLE.  SOME SUGGESTION OF INTERNAL
GRAVITY WAVES MAY RESULT IN GUSTS AOA 40-45 MPH THAT WOULD CREATE
BRIEF WHITEOUT CONDITIONS FOR LATER SHIFTS TO CONSIDER. BLOWING SNOW
AND AREAS OF BLOWING SNOW TO OCCUR OVER ALL BUT FAR EAST SECTIONS
THAT WILL RENDER TRAVEL CONDITIONS DIFFICULT IF NOT IMPOSSIBLE BY
DAYBREAK. MOST OF THE HEAVIEST SNOW WILL OCCUR IN THIS PERIOD.

WEDNESDAY...EXTREME WINTER STORM WILL RESULT IN LARGE PERIODS AND
AREAS OF BLIZZARD CONDITIONS...POTENTIALLY CRIPPLING THE AREA. OVER A
DOZEN TOOLS INDICATE SUSTAINED WINDS AT LEAST OF 25 TO 40+ MPH WITH
GUSTS OF 50 MPH OR MORE.  SUSTAINED WINDS OF 30 TO 45 MPH APPEAR
QUITE PROBABLE WITH SOME GUSTS TO 55-60 MPH.  A VIGOROUS DEFORMATION
ZONE SHOULD REMAIN FROM DBQ TO NEAR BRL THAT WILL LIFT NE TOWARD MID
DAY. WIDESPREAD AND PROLONGED POWER OUTAGES BASED ON PAST SNOW
AMOUNTS AND WIND SPEEDS APPEAR LIKELY. TEMPERATURES WILL FALL
THROUGHOUT THE DAY INTO THE SINGLE DIGITS TO LOWER TEENS BY DUSK.
SNOW TO DIMINISH TO FLURRIES BUT WITH BLOWING SNOW WILL BE HARD TO
ASCERTAIN THE DIFFERENCE UNTIL LATE AFTERNOON MANY LOCATIONS. SNOW
DRIFTS OF 3 TO OVER 6 FEET DEEP WILL BE COMMON BY LATE AFTERNOON.
COMBINE THIS WITH PERIODS OF WHITEOUT CONDITIONS WILL MAKE TRAVEL
CONDITIONS DIFFICULT AT BEST TO IMPOSSIBLE WITH LIFE THREATENING
CONDITIONS POSSIBLE DUE TO VERY LOW WIND CHILLS BELOW ZERO BY
AFTERNOON.

WEDNESDAY NIGHT...WINDS TO DECREASE TO 15 TO 20 MPH BY MIDNIGHT BUT
DEEP DRIFTS MAY KEEP MOST ROADS CLOSED.  HAVE TRIMMED LOWS TO NEAR
TO BELOW ZERO AS SKIES CLEAR AND IMPACTS OF A FRESH..DEEP SNOW
COVER.  MINS MAY NEED LOWER SEVERAL MORE DEGREES.

THURSDAY AND FRIDAY...FAIR AND COLD.  LOWERED TEMPERATURES WITH
SUGGESTION A FURTHER LOWERING OF 2 TO 5 DEGREES APPEARS REASONABLE.
FLURRIES MAY BE POSSIBLE WITH WEAK DISTURBANCES FOR DAY SHIFT TO
CONSIDER.

SATURDAY AND SUNDAY..NO CHANGES MADE.  EVIDENCE OF LARGE NEGATIVE
FEEDBACK FROM SNOW COVER WITH CHANGES THAT SHOULD BE BETTER
CLARIFIED TODAY.  SUGGESTION OF LIGHT SNOWFALL WITH SLOWLY
MODERATING TEMPERATURES.   WINTER HAS ARRIVED.  ..NICHOLS..

&&

.AVIATION...
LOW CONDENSATION PRESSURE DEFICITS AND RESPECTABLE FORCING SHOULD
KEEP -SN GOING THROUGH 15Z BEFORE TAPERING TO FLURRIES AND POSSIBLY
ENDING. 1-2SM VSBYS WITH POCKETS OF 3-5SM WILL CONTINUE THROUGH 15Z
BEFORE IMPROVING TO 6SM. FCST SOUNDINGS SUGGEST A TRAPPING INVERSION
KEEPING CIGS GENERALLY IN THE 1-2KFT RANGE. AFT 06Z/08 INCREASED
FORCING AND LOWERING CONDENSATION PRESSURE DEFICITS TO INITIATE THE
NEXT ROUND OF -SN BY 09Z/08. KCID MAY SEE CIGS BLO 1KFT PRIOR TO
12Z/08. KBRL/KMLI/KDBQ CIGS/VSBYS TO QUICKLY DETERIORATE AFT 12Z/08.
..08..

&&

.DVN WATCHES/WARNINGS/ADVISORIES...
IA...BLIZZARD WATCH FROM TUESDAY MORNING THROUGH WEDNESDAY AFTERNOON
     FOR BENTON-BUCHANAN-CEDAR-CLINTON-DELAWARE-DES MOINES-
     DUBUQUE-HENRY IA-IOWA-JACKSON-JEFFERSON-JOHNSON-JONES-
     KEOKUK-LEE-LINN-LOUISA-MUSCATINE-SCOTT-VAN BUREN-WASHINGTON.

IL...BLIZZARD WATCH FROM TUESDAY MORNING THROUGH WEDNESDAY AFTERNOON
     FOR CARROLL-JO DAVIESS-ROCK ISLAND-STEPHENSON.

     WINTER STORM WATCH FROM TUESDAY MORNING THROUGH WEDNESDAY
     AFTERNOON FOR BUREAU-HANCOCK-HENDERSON-HENRY IL-MCDONOUGH-
     MERCER-PUTNAM-WARREN-WHITESIDE.

MO...BLIZZARD WATCH FROM TUESDAY MORNING THROUGH WEDNESDAY AFTERNOON
     FOR CLARK-SCOTLAND.

&&

08/NICHOLS/08
Hazardous weather outlook, Dec 6, 3:29 PM CST, 12 hours 17 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
329 PM CST SUN DEC 6 2009

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-071100-
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-
329 PM CST SUN DEC 6 2009

...HIGH IMPACT...DANGEROUS WINTER STORM TUESDAY INTO WEDNESDAY...

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

SNOW WILL DEVELOP LATE THIS AFTERNOON AND OVERSPREAD THE ENTIRE AREA
TONIGHT. THIS STORM WILL PRODUCE THE FIRST WIDESPREAD SNOW
ACCUMULATIONS OF THE SEASON. CURRENT INFORMATION SUGGESTS 2 TO 3
INCHES NORTH OF A MARENGO...IOWA TO GALENA...ILLINOIS LINE BY
SUNRISE MONDAY. SNOW AMOUNTS OF AN INCH OR LESS ARE POSSIBLE SOUTH
OF A FAIRFIELD...IOWA TO STERLING...ILLINOIS LINE.

THERE IS A POTENTIAL FOR SLICK ROADS DEVELOPING LATE TONIGHT AND
MONDAY MORNING WITH PAVEMENT TEMPERATURES AROUND FREEZING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

TUESDAY AND WEDNESDAY...A HIGH IMPACT...DANGEROUS WINTER STORM WILL
MOVE OUT OF THE PLAINS INTO THE GREAT LAKES. THIS SYSTEM SHOULD
PRODUCE HEAVY SNOWFALL OF 6 TO 12 INCHES WITH LOCALLY HIGHER AMOUNTS
POSSIBLE BY WEDNESDAY AFTERNOON. STRONG NORTHWEST WINDS OF 25 TO 35
MPH WITH GUSTS TO NEAR 50 MPH ARE POSSIBLE ON WEDNESDAY...WHICH WOULD
RESULT IN WIDESPREAD BLOWING SNOW AND LOW VISIBILITIES PRODUCING
DIFFICULT...IF NOT IMPOSSIBLE TRAVEL CONDITIONS AT TIMES. DEPENDING
ON THE EXACT TRACK AND STRENGTH OF THIS STORM...PORTIONS OF THE
FORECAST AREA COULD EXPERIENCE NEAR BLIZZARD TO BLIZZARD CONDITIONS
ON WEDNESDAY. A MIXTURE OF RAIN...SLEET...AND SNOW IS POSSIBLE SOUTH
OF HIGHWAY 34 ON TUESDAY AFTERNOON AS WARMER AIR IS PULLED
NORTHWARD...BUT THE PRECIPITATION WILL CHANGE TO ALL SNOW BY TUESDAY
NIGHT.

THIS IS A PARTICULARLY DANGEROUS STORM THAT COULD RESULT IN
PROLONGED POWER OUTAGES OVER LARGE AREAS AND DAMAGE FROM FALLEN TREES
OR LARGE TREE LIMBS. INTERESTED INDIVIDUALS SHOULD MONITOR THIS
PRODUCT FOR FURTHER UPDATES AND MORE SPECIFICS ON THIS POWERFUL
SYSTEM AND PLAN ACCORDINGLY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER REPORTS REGARDING SNOWFALL AMOUNTS AND WINTER WEATHER
IMPACTS WILL BE GREATLY APPRECIATED OVER THE NEXT SEVERAL DAYS.

08/NICHOLS/KUHL

In the hours before

Local storm report, Dec 7, 1:34 AM CST, 2 hours 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
134 AM CST MON DEC 07 2009

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0133 AM     SNOW             4 SW VAN HORNE          41.97N 92.15W
12/07/2009  M1.0 INCH        BENTON             IA   TRAINED SPOTTER

            STILL SNOWING

&&

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 7, 3:45 PM CSTWinter Storm WarningDVNClark, Scotland50 hr

Nearby

Blizzard Watches in Iowa, 2009Blizzard Watches in Illinois, 2009Blizzard Watches in Missouri, 2009Every blizzard watch in 2009

Sources

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