Alert archive / Iowa / Wind Advisories in 2007

Wind Advisory 9, NWS Quad Cities, IA

December 23, 200721 counties in Iowa; 13 counties in Illinois; Clark County, Scotland County, Missouri

NWS Quad Cities, IA issued this wind advisory at Dec 23, 2007, 6:46 AM CST for 21 counties in Iowa; 13 counties in Illinois; Clark County, Scotland County, Missouri. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Dec 23, 2007, 6:46 AM CST (12:46 UTC)
Expired
Dec 23, 2007, 6:00 PM CST
In force
11 hr
Issued by
NWS Quad Cities, IA
All 36 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, Bureau County, IL, Carroll County, IL, Hancock County, IL, Henderson County, IL, Henry County, IL, Jo Daviess County, IL, McDonough County, IL, Mercer County, IL, Putnam County, IL, Rock Island County, IL, Stephenson County, IL, Warren County, IL, Whiteside County, IL, Clark County, MO, Scotland County, MO

The radar

The Quad Cities radar (KDVN), 41 km from the middle of the area, began a volume at 12:44 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 12:00Z, 0.8 hours before the alert went out and 47 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Davenport, at 12:00Z on 2007-12-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Davenport, at 12:00Z on 2007-12-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -78 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
627 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
-78 m²/s²
0-3 km storm-relative helicity
48 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 
WWUS73 KDVN 231246
NPWDVN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
646 AM CST SUN DEC 23 2007

...STRONG WINDS WILL CONTINUE THROUGH THE DAY TODAY...

.SUSTAINED WINDS OF 25 TO 35 MPH...WITH GUSTS AS HIGH AS 40 TO 45
MPH...ARE EXPECTED TO CONTINUE TODAY AS A STRONG AND DEEPENING LOW
PRESSURE SYSTEM MOVES ACROSS THE REGION. WINDS WILL CAUSE
PROBLEMS WITH BLOWING AND DRIFTING SNOW...AS WELL AS CAUSING WIND
CHILL VALUES BELOW ZERO ACROSS THE AREA. THE BLOWING SNOW WILL
CONTINUE TO CAUSE HAZARDOUS TRAVEL CONDITIONS THROUGHOUT THE
DAY...WHICH WILL BE EVEN MORE HAZARDOUS WITH THE COLD TEMPERATURES
TODAY.

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-232100-
/O.NEW.KDVN.WI.Y.0009.071223T1246Z-071224T0000Z/
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-
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...STERLING...ROCK FALLS...
MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...HENNEPIN...ALEDO...
OQUAWKA...MONMOUTH...CARTHAGE...MACOMB...MEMPHIS...KAHOKA
646 AM CST SUN DEC 23 2007

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

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. 

WINDS OF 25 TO 35 MPH...WITH GUSTS UP TO 40 TO 45 MPH...WILL
CONTINUE THROUGH THE DAY TODAY. THE WINDS WILL CAUSE BLOWING AND
DRIFTING OF SNOW THAT FELL OVERNIGHT. TRAVEL WILL CONTINUE TO BE
HAZARDOUS TODAY WITH SNOW DRIFTING ON TOP OF ICY ROAD SURFACES. IN
ADDITION...WITH TEMPERATURES TODAY REMAINING IN THE LOW TO MID
TEENS ACROSS THE AREA...WIND CHILL READINGS OF 0 TO -15 DEGREES
WILL CONTINUE. THOSE WHO MUST VENTURE OUTSIDE SHOULD PREPARE FOR
DANGEROUS TRAVEL CONDITIONS AS WELL AS THE COLD TEMPERATURES.  

A WIND ADVISORY MEANS THAT WINDS OF 30 MPH OR GREATER ARE
EXPECTED...WHICH CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. BLOWING AND DRIFTING SNOW WILL CREATE ESPECIALLY
HAZARDOUS ROAD CONDITIONS. USE EXTRA CAUTION IF YOU ARE
TRAVELING...AND IF YOU MUST VENTURE OUTSIDE...DRESS APPROPRIATELY
FOR THE COLD TEMPERATURES.

$$

MAYES
2 follow-up statements
000 
WWUS73 KDVN 231741
NPWDVN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1141 AM CST SUN DEC 23 2007

...STRONG WINDS WILL CONTINUE...

.HAZARDOUS TRAVEL CONDITIONS...DUE TO BLOWING AND DRIFTING
SNOW...WILL CONTINUE INTO EARLY EVENING. DANGEROUSLY LOW WIND
CHILL VALUES WILL CONTINUE AS WELL.

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-240000-
/O.CON.KDVN.WI.Y.0009.000000T0000Z-071224T0000Z/
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-
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...STERLING...ROCK FALLS...
MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...HENNEPIN...ALEDO...
OQUAWKA...MONMOUTH...CARTHAGE...MACOMB...MEMPHIS...KAHOKA
1141 AM CST SUN DEC 23 2007

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

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

HAZARDOUS TRAVEL CONDITIONS...AND DANGEROUSLY COLD WIND CHILL
VALUES...WILL CONTINUE. WINDS OF 20 TO 35 MPH...WITH GUSTS TO 45
MPH...WILL CAUSE BLOWING AND DRIFTING SNOW. ROADS WILL BE ICY AND
VISIBILITIES WILL BE LIMITED. BE ESPECIALLY CAREFUL TOWARD
SUNSET...AS ANY MELTING THAT OCCURRED DURING THE DAY MAY FREEZE
INTO ICE. EVEN TREATED ROADS MAY BECOME ICY. 

WITH TEMPERATURES TODAY REMAINING IN THE LOW TO MID TEENS
TODAY...WIND CHILL READINGS OF 0 TO -15 DEGREES WILL CONTINUE.

IF YOU MUST VENTURE OUTSIDE...PREPARE FOR HAZARDOUS TRAVEL
CONDITIONS AND DANGEROUSLY LOW WIND CHILL VALUES.

A WIND ADVISORY MEANS THAT WINDS OF 30 MPH OR GREATER ARE
EXPECTED...WHICH CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. BLOWING AND DRIFTING SNOW WILL CREATE
ESPECIALLY HAZARDOUS ROAD CONDITIONS. USE EXTRA CAUTION IF YOU
ARE TRAVELING...AND IF YOU MUST VENTURE OUTSIDE...DRESS
APPROPRIATELY FOR THE COLD TEMPERATURES.

$$

50
000 
WWUS73 KDVN 240017
NPWDVN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
617 PM CST SUN DEC 23 2007

...STRONG WINDS TO DIMINISH THIS EVENING...

.WINDS WILL DECREASE TO 15 TO 25 MPH THIS EVENING. FOR THE NEXT
COUPLE OF HOURS LOCATIONS ALONG THE HIGHWAY 20 CORRIDOR WILL
CONTINUE TO EXPERIENCE HAZARDOUS TRAVEL CONDITIONS...DUE TO
BLOWING AND DRIFTING SNOW. DANGEROUSLY LOW WIND CHILL VALUES WILL
CONTINUE AS WELL THROUGH TONIGHT.

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-240130-
/O.EXP.KDVN.WI.Y.0009.000000T0000Z-071224T0000Z/
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-
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...STERLING...ROCK FALLS...
MOLINE...ROCK ISLAND...KEWANEE...PRINCETON...HENNEPIN...ALEDO...
OQUAWKA...MONMOUTH...CARTHAGE...MACOMB...MEMPHIS...KAHOKA
617 PM CST SUN DEC 23 2007

...WIND ADVISORY HAS EXPIRED...

THE WIND ADVISORY IS NO LONGER IN EFFECT. 

WINDS WILL DECREASE TO 15 TO 25 MPH THIS EVENING. ALONG THE
HIGHWAY 20 CORRIDOR...WINDS OF 20 TO 30 MPH INTO THE MID EVENING
HOURS WILL CONTINUE TO RESULT IN SOME BLOWING SNOW MAKING FOR
ROADS THAT WILL HAVE PATCHY SNOW AND ICE. THIS COULD RESULT IN
LOCALIZED WINTER DRIVING CONDITIONS UNTIL 9 PM.

$$

NICHOLS

Nearby

Wind Advisories in Iowa, 2007Wind Advisories in Illinois, 2007Wind Advisories in Missouri, 2007Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.