Alert archive / Iowa / High Wind Warnings in 2010

High Wind Warning 2, NWS Quad Cities, IA

October 27, 201011 counties in Iowa; 4 counties in Illinois

NWS Quad Cities, IA issued this high wind warning at Oct 27, 2010, 4:01 AM CDT for 11 counties in Iowa; 4 counties in Illinois. It took effect at Oct 27, 2010, 7:00 AM CDT. It was in force for 12 hr. 3 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
Oct 27, 2010, 4:01 AM CDT (09:01 UTC)
In effect from
Oct 27, 2010, 7:00 AM CDT
Expired
Oct 27, 2010, 6:58 PM CDT
In force
12 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, Whiteside County, IL

The radar

The Quad Cities radar (KDVN), 63 km from the middle of the area, began a volume at 08:59 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
Oct 27, 11:35 AM CDTNON-TSTM WND GST 59Independence Airport, IA
Oct 27, 1:35 PM CDTNON-TSTM WND GST 58Independence Airport, IA
Oct 27, 4:15 PM CDTNON-TSTM WND GST 57Independence Airport, IA

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, 9.0 hours before the alert went out and 65 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 2010-10-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 joules per kilogram.LCLLFCEL10008507005003002001001 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 2010-10-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 285 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
5 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
1582 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
285 m²/s²
0-3 km storm-relative helicity
353 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.

676 
WWUS73 KDVN 270901
NPWDVN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
401 AM CDT WED OCT 27 2010

...HIGH WINDS EXPECTED AGAIN TODAY...

.A STRONG LOW PRESSURE SYSTEM OVER NORTHERN MINNESOTA WILL
PRODUCE HIGHS WINDS AS FAR SOUTH AS THE MID-MISSISSIPPI VALLEY
AGAIN TODAY. WINDS GUSTING OVER 50 MPH ARE EXPECTED ALONG AND
NORTH OF THE HIGHWAY 30 CORRIDOR WITH GUSTS OF 40 TO 50 MPH
EXPECTED TO THE SOUTH. THE STRONG WINDS SHOULD DIMINISH DURING THE
EVENING.

IAZ040>042-051>054-063>066-ILZ001-002-007-009-271915-
/O.UPG.KDVN.HW.A.0001.101027T1200Z-101028T0000Z/
/O.NEW.KDVN.HW.W.0002.101027T1200Z-101028T0000Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON-
CEDAR-CLINTON-JO DAVIESS-STEPHENSON-CARROLL-WHITESIDE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...MARENGO...
IOWA CITY...TIPTON...CLINTON...GALENA...FREEPORT...
MOUNT CARROLL...STERLING...ROCK FALLS
401 AM CDT WED OCT 27 2010

...HIGH WIND WARNING IN EFFECT FROM 7 AM THIS MORNING TO 7 PM CDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A HIGH
WIND WARNING...WHICH IS IN EFFECT FROM 7 AM THIS MORNING TO 7 PM
CDT THIS EVENING. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* STRONG WEST WINDS WILL DEVELOP OVER THE AREA AGAIN THIS MORNING
  AND CONTINUE THROUGH THE AFTERNOON. THE HIGHEST WINDS GUSTS WILL
  BE MAINLY DURING THE AFTERNOON HOURS. THE WIND IS EXPECTED TO
  DIMINISH THIS EVENING.

* SUSTAINED WINDS OF 25 TO 35 MPH ARE EXPECTED WITH GUSTS OF 55
  TO 60 MPH POSSIBLE.

* WIND THIS STRONG CAN LEAD TO PROPERTY DAMAGE AND DOWNED TREE
  LIMBS. ADDITIONALLY...EXPECT HAZARDOUS DRIVING CONDITIONS...
  PARTICULARLY FOR HIGH PROFILE VEHICLES.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS THAT SUSTAINED WIND SPEEDS OF AT LEAST
40 MPH OR GUSTS OF 58 MPH OR MORE WILL OCCUR.  THIS CAN LEAD TO
PROPERTY DAMAGE AND WILL MAKE DRIVING VERY HAZARDOUS...ESPECIALLY
FOR HIGH PROFILE VEHICLES ON NORTH-SOUTH ROADS.

&&

$$

IAZ067-068-076>078-087>089-098-099-ILZ015>018-024>026-034-035-
271915-
/O.UPG.KDVN.HW.A.0001.101027T1200Z-101028T0000Z/
/O.NEW.KDVN.WI.Y.0005.101027T1200Z-101028T0000Z/
MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-
DES MOINES-VAN BUREN-LEE-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-
MERCER-HENDERSON-WARREN-HANCOCK-MCDONOUGH-
INCLUDING THE CITIES OF...MUSCATINE...BETTENDORF...DAVENPORT...
SIGOURNEY...WASHINGTON...WAPELLO...FAIRFIELD...MOUNT PLEASANT...
BURLINGTON...KEOSAUQUA....FORT MADISON...MOLINE...ROCK ISLAND...
KEWANEE...PRINCETON...HENNEPIN...ALEDO...OQUAWKA...MONMOUTH...
CARTHAGE...MACOMB
401 AM CDT WED OCT 27 2010

...WIND ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO 7 PM CDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 AM THIS MORNING TO 7 PM CDT
THIS EVENING. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* STRONG WEST WINDS WILL DEVELOP OVER THE AREA AGAIN THIS MORNING
  AND CONTINUE THROUGH THE AFTERNOON. THE HIGHEST WINDS GUSTS WILL
  BE MAINLY DURING THE AFTERNOON HOURS. THE WIND IS EXPECTED TO
  DIMINISH THIS EVENING.

* SUSTAINED WINDS OF 25 TO 35 MPH ARE EXPECTED WITH GUSTS OF 40 TO
  50 MPH POSSIBLE.

* WIND THIS STRONG CAN LEAD TO PROPERTY DAMAGE AND DOWNED TREE
  LIMBS. ADDITIONALLY...EXPECT HAZARDOUS DRIVING CONDITIONS...
  PARTICULARLY FOR HIGH PROFILE VEHICLES.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 MPH OR GREATER ARE
EXPECTED...WHICH CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES.  USE EXTRA CAUTION IF YOU ARE TRAVELING.

&&

$$

MOZ009-010-271915-
/O.NEW.KDVN.WI.Y.0005.101027T1200Z-101028T0000Z/
SCOTLAND-CLARK-
INCLUDING THE CITIES OF...MEMPHIS...KAHOKA
401 AM CDT WED OCT 27 2010

...WIND ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO 7 PM CDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 AM THIS MORNING TO 7 PM CDT
THIS EVENING. 

* STRONG WEST WINDS WILL DEVELOP OVER THE AREA AGAIN THIS MORNING
  AND CONTINUE THROUGH THE AFTERNOON. THE HIGHEST WINDS GUSTS WILL
  BE MAINLY DURING THE AFTERNOON HOURS. THE WIND IS EXPECTED TO
  DIMINISH THIS EVENING.

* SUSTAINED WINDS OF 25 TO 35 MPH ARE EXPECTED WITH GUSTS OF 55
  TO 60 MPH POSSIBLE.

* WIND THIS STRONG CAN LEAD TO PROPERTY DAMAGE AND DOWNED TREE
  LIMBS. ADDITIONALLY...EXPECT HAZARDOUS DRIVING CONDITIONS...
  PARTICULARLY FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 MPH OR GREATER ARE
EXPECTED...WHICH CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES.  USE EXTRA CAUTION IF YOU ARE TRAVELING.

&&

$$

DLF
5 follow-up statements
345 
WWUS73 KDVN 270906 CCA
NPWDVN

URGENT - WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
404 AM CDT WED OCT 27 2010

...HIGH WINDS EXPECTED AGAIN TODAY...

.A STRONG LOW PRESSURE SYSTEM OVER NORTHERN MINNESOTA WILL
PRODUCE HIGHS WINDS AS FAR SOUTH AS THE MID-MISSISSIPPI VALLEY
AGAIN TODAY. WINDS GUSTING OVER 50 MPH ARE EXPECTED ALONG AND
NORTH OF THE HIGHWAY 30 CORRIDOR WITH GUSTS OF 40 TO 50 MPH
EXPECTED TO THE SOUTH. THE STRONG WINDS SHOULD DIMINISH DURING THE
EVENING.

IAZ040>042-051>054-063>066-ILZ001-002-007-009-271930-
/O.UPG.KDVN.HW.A.0001.101027T1200Z-101028T0000Z/
/O.COR.KDVN.HW.W.0002.101027T1200Z-101028T0000Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON-
CEDAR-CLINTON-JO DAVIESS-STEPHENSON-CARROLL-WHITESIDE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...MARENGO...
IOWA CITY...TIPTON...CLINTON...GALENA...FREEPORT...
MOUNT CARROLL...STERLING...ROCK FALLS
404 AM CDT WED OCT 27 2010

...HIGH WIND WARNING IN EFFECT FROM 7 AM THIS MORNING TO 7 PM CDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A HIGH
WIND WARNING...WHICH IS IN EFFECT FROM 7 AM THIS MORNING TO 7 PM
CDT THIS EVENING. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* STRONG WEST WINDS WILL DEVELOP OVER THE AREA AGAIN THIS MORNING
  AND CONTINUE THROUGH THE AFTERNOON. THE HIGHEST GUSTS WILL BE
  MAINLY DURING THE AFTERNOON HOURS. THE WIND IS EXPECTED TO
  DIMINISH THIS EVENING.

* SUSTAINED WINDS OF 25 TO 35 MPH ARE EXPECTED WITH GUSTS OF 55
  TO 60 MPH POSSIBLE.

* WIND THIS STRONG CAN LEAD TO PROPERTY DAMAGE AND DOWNED TREE
  LIMBS. ADDITIONALLY...EXPECT HAZARDOUS DRIVING CONDITIONS...
  PARTICULARLY FOR HIGH PROFILE VEHICLES.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS THAT SUSTAINED WIND SPEEDS OF AT LEAST
40 MPH OR GUSTS OF 58 MPH OR MORE WILL OCCUR.  THIS CAN LEAD TO
PROPERTY DAMAGE AND WILL MAKE DRIVING VERY HAZARDOUS...ESPECIALLY
FOR HIGH PROFILE VEHICLES ON NORTH-SOUTH ROADS.

&&

$$

IAZ067-068-076>078-087>089-098-099-ILZ015>018-024>026-034-035-
271930-
/O.UPG.KDVN.HW.A.0001.101027T1200Z-101028T0000Z/
/O.COR.KDVN.WI.Y.0005.101027T1200Z-101028T0000Z/
MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-
DES MOINES-VAN BUREN-LEE-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-
MERCER-HENDERSON-WARREN-HANCOCK-MCDONOUGH-
INCLUDING THE CITIES OF...MUSCATINE...BETTENDORF...DAVENPORT...
SIGOURNEY...WASHINGTON...WAPELLO...FAIRFIELD...MOUNT PLEASANT...
BURLINGTON...KEOSAUQUA....FORT MADISON...MOLINE...ROCK ISLAND...
KEWANEE...PRINCETON...HENNEPIN...ALEDO...OQUAWKA...MONMOUTH...
CARTHAGE...MACOMB
404 AM CDT WED OCT 27 2010

...WIND ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO 7 PM CDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 AM THIS MORNING TO 7 PM CDT
THIS EVENING. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* STRONG WEST WINDS WILL DEVELOP OVER THE AREA AGAIN THIS MORNING
  AND CONTINUE THROUGH THE AFTERNOON. THE HIGHEST GUSTS WILL BE
  MAINLY DURING THE AFTERNOON HOURS. THE WIND IS EXPECTED TO
  DIMINISH THIS EVENING.

* SUSTAINED WINDS OF 25 TO 35 MPH ARE EXPECTED WITH GUSTS OF 40 TO
  50 MPH POSSIBLE.

* WIND THIS STRONG CAN LEAD TO PROPERTY DAMAGE AND DOWNED TREE
  LIMBS. ADDITIONALLY...EXPECT HAZARDOUS DRIVING CONDITIONS...
  PARTICULARLY FOR HIGH PROFILE VEHICLES.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 MPH OR GREATER ARE
EXPECTED...WHICH CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES.  USE EXTRA CAUTION IF YOU ARE TRAVELING.

&&

$$

MOZ009-010-271930-
/O.COR.KDVN.WI.Y.0005.101027T1200Z-101028T0000Z/
SCOTLAND-CLARK-
INCLUDING THE CITIES OF...MEMPHIS...KAHOKA
404 AM CDT WED OCT 27 2010

...WIND ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO 7 PM CDT
THIS EVENING...

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 7 AM THIS MORNING TO 7 PM CDT
THIS EVENING. 

* STRONG WEST WINDS WILL DEVELOP OVER THE AREA AGAIN THIS MORNING
  AND CONTINUE THROUGH THE AFTERNOON. THE HIGHEST GUSTS WILL BE
  MAINLY DURING THE AFTERNOON HOURS. THE WIND IS EXPECTED TO
  DIMINISH THIS EVENING.

* SUSTAINED WINDS OF 25 TO 35 MPH ARE EXPECTED WITH GUSTS OF 40 TO 50
  MPH POSSIBLE.

* WIND THIS STRONG CAN LEAD TO PROPERTY DAMAGE AND DOWNED TREE
  LIMBS. ADDITIONALLY...EXPECT HAZARDOUS DRIVING CONDITIONS...
  PARTICULARLY FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 MPH OR GREATER ARE
EXPECTED...WHICH CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES.  USE EXTRA CAUTION IF YOU ARE TRAVELING.

&&

$$

DLF
114 
WWUS73 KDVN 271434
NPWDVN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
934 AM CDT WED OCT 27 2010

...HIGH WINDS EXPECTED AGAIN TODAY...

.A VERY STRONG AND SLOW MOVING LOW PRESSURE SYSTEM OVER SOUTHERN
ONTARIO WILL PRODUCE HIGH WINDS AS FAR SOUTH AS THE MID-
MISSISSIPPI VALLEY AGAIN TODAY. WINDS GUSTING OVER 50 MPH ARE
EXPECTED ALONG AND NORTH OF THE HIGHWAY 30 CORRIDOR WITH GUSTS OF
40 TO 50 MPH EXPECTED TO THE SOUTH. THE STRONG WINDS SHOULD
DIMINISH DURING THE EVENING.

IAZ040>042-051>054-063>066-ILZ001-002-007-009-280000-
/O.CON.KDVN.HW.W.0002.000000T0000Z-101028T0000Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON-
CEDAR-CLINTON-JO DAVIESS-STEPHENSON-CARROLL-WHITESIDE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...MARENGO...
IOWA CITY...TIPTON...CLINTON...GALENA...FREEPORT...
MOUNT CARROLL...STERLING...ROCK FALLS
934 AM CDT WED OCT 27 2010

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING. 

* STRONG WINDS WILL AFFECT THE AREA AGAIN TODAY. WINDS WILL
  INCREASE THROUGH THIS MORNING...WITH HIGHEST WIND GUSTS EXPECTED
  THIS AFTERNOON. WINDS WILL GRADUALLY DIMINISH THIS EVENING.

* WINDS WILL BE SOUTHWEST FROM 20 TO 30 MPH WITH GUSTS UP TO 45
  MPH THROUGH THE REST OF THIS MORNING...THEN SHIFT TO THE WEST BY
  EARLY AFTERNOON. SUSTAINED WINDS DURING THE AFTERNOON ARE LIKELY
  TO BE IN THE RANGE OF 25 TO 35 MPH WITH GUSTS AS HIGH AS 60 MPH
  POSSIBLE. 

* WINDS THIS STRONG CAN LEAD TO PROPERTY DAMAGE AND DOWNED TREE 
  LIMBS. ADDITIONALLY...EXPECT HAZARDOUS DRIVING CONDITIONS... 
  PARTICULARLY FOR HIGH PROFILE VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS THAT SUSTAINED WIND SPEEDS OF AT LEAST
40 MPH OR GUSTS OF 58 MPH OR MORE WILL OCCUR.  THIS CAN LEAD TO
PROPERTY DAMAGE AND WILL MAKE DRIVING VERY HAZARDOUS...ESPECIALLY
FOR HIGH PROFILE VEHICLES ON NORTH-SOUTH ROADS.

&&

$$

IAZ067-068-076>078-087>089-098-099-ILZ015>018-024>026-034-035-
MOZ009-010-280000-
/O.CON.KDVN.WI.Y.0005.000000T0000Z-101028T0000Z/
MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-
DES MOINES-VAN BUREN-LEE-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...MOLINE...ROCK ISLAND...
KEWANEE...PRINCETON...HENNEPIN...ALEDO...OQUAWKA...MONMOUTH...
CARTHAGE...MACOMB...MEMPHIS...KAHOKA
934 AM CDT WED OCT 27 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. 

* STRONG WINDS WILL AFFECT THE AREA AGAIN TODAY. THE HIGHEST GUSTS
  WILL BE DURING THE AFTERNOON HOURS. THE WIND IS EXPECTED TO
  DIMINISH THIS EVENING.

* WINDS WILL BE FROM SOUTHWEST FROM 15 TO 25 MPH WITH GUSTS UP TO
  40 MPH THROUGH THE REST OF THIS MORNING...THEN SHIFT TO THE WEST
  BY EARLY AFTERNOON. SUSTAINED WINDS DURING THE AFTERNOON ARE
  LIKELY TO BE IN THE RANGE OF 20 TO 30 MPH WITH GUSTS AS HIGH AS
  50 MPH POSSIBLE.

* WINDS THIS STRONG CAN CAUSE LOOSE OBJECTS TO BE MOVED OR BLOWN
  AWAY...AND MAY ALSO BRING DOWN SMALL TREE BRANCHES.
  ADDITIONALLY...EXPECT HAZARDOUS DRIVING CONDITIONS...
  PARTICULARLY FOR HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 MPH OR GREATER ARE
EXPECTED...WHICH CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION IF YOU ARE TRAVELING.

&&

$$

DLS
887 
WWUS73 KDVN 271639
NPWDVN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1139 AM CDT WED OCT 27 2010

...STRONG DAMAGING WINDS EXPECTED THIS AFTERNOON...

.A VERY STRONG AND SLOW MOVING LOW PRESSURE SYSTEM OVER SOUTHERN
ONTARIO WILL PRODUCE VERY STRONG WINDS AS FAR SOUTH AS THE MID-
MISSISSIPPI VALLEY AGAIN TODAY. WINDS...ALREADY GUSTING OVER 50
MPH AT MIDDAY...ARE EXPECTED TO GUST TO AS HIGH AS 60 MPH ACROSS PORTIONS
OF EASTERN IOWA AND NORTHWEST ILLINOIS THIS AFTERNOON. THE STRONG
WINDS SHOULD DIMINISH DURING THE EVENING.

IAZ040>042-051>054-063>066-ILZ001-002-007-009-280000-
/O.CON.KDVN.HW.W.0002.000000T0000Z-101028T0000Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON-
CEDAR-CLINTON-JO DAVIESS-STEPHENSON-CARROLL-WHITESIDE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...MARENGO...
IOWA CITY...TIPTON...CLINTON...GALENA...FREEPORT...
MOUNT CARROLL...STERLING...ROCK FALLS
1139 AM CDT WED OCT 27 2010

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING. 

* VERY STRONG WINDS WILL CONTINUE ACROSS THE AREA THROUGH THIS
  AFTERNOON. WINDS WILL GRADUALLY DIMINISH AFTER SUNSET THIS EVENING.
 
* SUSTAINED WEST WINDS FROM 30 TO 40 MPH WILL BE WIDESPREAD ACROSS
  THE AREA THIS AFTERNOON. WINDS WILL GUST OVER 50 MPH...AND REACH
  AS HIGH AS 60 MPH. DAMAGING WIND GUSTS OVER 60 MPH HAVE ALREADY
  OCCURRED IN CENTRAL AND NORTHERN IOWA EARLIER THIS MORNING.
  THESE STRONGER WINDS ARE EXPECTED TO MOVE INTO EASTERN IOWA AND
  NORTHWEST ILLINOIS BETWEEN NOON AND 3 PM. WINDS WILL BEGIN TO
  DECREASE TOWARD EVENING.

* WINDS THIS STRONG CAN LEAD TO PROPERTY DAMAGE AND DOWNED TREE
  LIMBS. ADDITIONALLY...EXPECT HAZARDOUS DRIVING CONDITIONS...
  PARTICULARLY FOR DRIVERS OF LIGHTWEIGHT AND HIGH PROFILE
  VEHICLES. WIND GUSTS OVER 60 MPH MAY BE CAPABLE OF BLOWING
  SEMI TRUCKS OVER...ESPECIALLY ON NORTH-SOUTH ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

IAZ067-068-076>078-087>089-098-099-ILZ015>018-024>026-034-035-
MOZ009-010-280000-
/O.CON.KDVN.WI.Y.0005.000000T0000Z-101028T0000Z/
MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-
DES MOINES-VAN BUREN-LEE-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...MOLINE...ROCK ISLAND...
KEWANEE...PRINCETON...HENNEPIN...ALEDO...OQUAWKA...MONMOUTH...
CARTHAGE...MACOMB...MEMPHIS...KAHOKA
1139 AM CDT WED OCT 27 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. 

* STRONG WINDS WILL AFFECT THE AREA AGAIN TODAY. THE HIGHEST 
  GUSTS WILL BE DURING THE AFTERNOON HOURS. THE WIND IS EXPECTED 
  TO DIMINISH THIS EVENING. 

* SUSTAINED WEST WINDS FROM 25 TO 35 MPH WILL BE WIDESPREAD
  ACROSS THE AREA THIS AFTERNOON. WIND GUSTS OVER 40 MPH CAN BE
  EXPECTED...WITH BRIEF WIND GUSTS AS HIGH AS 50 MPH POSSIBLE
  NORTH OF HIGHWAY 34. WINDS WILL DIMINISH TOWARD SUNSET.

* WINDS THIS STRONG CAN CAUSE LOOSE OBJECTS TO BE MOVED OR BLOWN
  AWAY...AND MAY ALSO BRING DOWN SMALL TREE BRANCHES.
  ADDITIONALLY...EXPECT HAZARDOUS DRIVING CONDITIONS...
  PARTICULARLY FOR DRIVERS OF HIGH PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 MPH OR GREATER ARE
EXPECTED...WHICH CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION IF YOU ARE TRAVELING.

&&

$$

DLS
378 
WWUS73 KDVN 272042
NPWDVN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
342 PM CDT WED OCT 27 2010

...STRONG DAMAGING WINDS EXPECTED THIS AFTERNOON...

.A VERY STRONG AND SLOW MOVING LOW PRESSURE SYSTEM OVER SOUTHERN
ONTARIO WILL PRODUCE VERY STRONG WINDS AS FAR SOUTH AS THE MID-
MISSISSIPPI VALLEY AGAIN TODAY. WINDS MAY REACH GUSTS AS HIGH AS
50 TO 60 MPH LATE THIS AFTERNOON ACROSS PORTIONS OF EASTERN IOWA
AND NORTHWEST ILLINOIS THIS AFTERNOON. THE STRONG WINDS SHOULD
DIMINISH DURING THE EVENING.

IAZ040>042-051>054-063>066-ILZ001-002-007-009-280000-
/O.CON.KDVN.HW.W.0002.000000T0000Z-101028T0000Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON-
CEDAR-CLINTON-JO DAVIESS-STEPHENSON-CARROLL-WHITESIDE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...MARENGO...
IOWA CITY...TIPTON...CLINTON...GALENA...FREEPORT...
MOUNT CARROLL...STERLING...ROCK FALLS
342 PM CDT WED OCT 27 2010

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING. 

* VERY STRONG WINDS WILL CONTINUE ACROSS THE AREA THROUGH LATE
  AFTERNOON. WINDS WILL GRADUALLY DIMINISH AFTER SUNSET THIS
  EVENING.

* WEST WINDS WILL CONTINUE FROM 30 TO 40 MPH INTO EARLY EVENING
  WITH GUSTS AS HIGH AS 50 MPH. ISOLATED GUSTS AS HIGH AS 60 MPH
  WILL BE POSSIBLE IN WIND PRONE AREAS LATE IN THE AFTERNOON.
  WINDS WILL GRADUALLY DECREASE THIS EVENING.

* WINDS THIS STRONG CAN LEAD TO PROPERTY DAMAGE AND DOWNED TREE
  LIMBS. ADDITIONALLY...EXPECT HAZARDOUS DRIVING CONDITIONS...
  PARTICULARLY FOR DRIVERS OF LIGHTWEIGHT AND HIGH PROFILE
  VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

IAZ067-068-076>078-087>089-098-099-ILZ015>018-024>026-034-035-
MOZ009-010-280000-
/O.CON.KDVN.WI.Y.0005.000000T0000Z-101028T0000Z/
MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-
DES MOINES-VAN BUREN-LEE-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...MOLINE...ROCK ISLAND...
KEWANEE...PRINCETON...HENNEPIN...ALEDO...OQUAWKA...MONMOUTH...
CARTHAGE...MACOMB...MEMPHIS...KAHOKA
342 PM CDT WED OCT 27 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING. 

* STRONG WINDS WILL CONTINUE TO AFFECT THE AREA THROUGH EARLY
  EVENING. WINDS WILL GRADUALLY DIMINISH AFTER SUNSET.

* WEST WINDS FROM 25 TO 35 MPH...WITH GUSTS UP TO 45 MPH WILL
  CONTINUE THROUGH 7 PM...THEN GRADUALLY DIMINISH. THE STRONGEST
  WINDS WILL BE GENERALLY NORTH OF THE HIGHWAY 34 CORRIDOR. WINDS
  WILL DIMINISH TO LESS THAN 25 MPH AFTER 7 PM.

* WINDS THIS STRONG CAN CAUSE LOOSE OBJECTS TO BE MOVED OR BLOWN 
  AWAY...AND MAY ALSO BRING DOWN SMALL TREE BRANCHES. 
  ADDITIONALLY...EXPECT HAZARDOUS DRIVING CONDITIONS... 
  PARTICULARLY FOR DRIVERS OF HIGH PROFILE VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 MPH OR GREATER ARE
EXPECTED...WHICH CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION IF YOU ARE TRAVELING.

&&

$$

SHEETS
218 
WWUS73 KDVN 272358
NPWDVN

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
658 PM CDT WED OCT 27 2010

...HIGH WIND WARNING AND WIND ADVISORY ALLOWED TO EXPIRE...

.WEST WINDS WILL DECREASE TO 15 TO 30 MPH AFTER 7 PM. ISOLATED
WIND GUSTS TO 40 MPH TO NEAR 45 MPH MAY BE POSSIBLE NORTH OF THE
I-80 CORRIDOR UNTIL 8 PM.


IAZ040>042-051>054-063>066-ILZ001-002-007-009-280100-
/O.CAN.KDVN.HW.W.0002.000000T0000Z-101028T0000Z/
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON-
CEDAR-CLINTON-JO DAVIESS-STEPHENSON-CARROLL-WHITESIDE-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
VINTON...CEDAR RAPIDS...ANAMOSA...MAQUOKETA...MARENGO...
IOWA CITY...TIPTON...CLINTON...GALENA...FREEPORT...
MOUNT CARROLL...STERLING...ROCK FALLS
658 PM CDT WED OCT 27 2010

...HIGH WIND WARNING IS ALLOWED TO EXPIRE...

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ALLOWED THE HIGH
WIND WARNING TO EXPIRE.

WEST WINDS WILL DECREASE TO 15 TO 30 MPH AFTER 7 PM. ISOLATED
WIND GUSTS TO 40 TO NEAR 45 MPH MAY BE POSSIBLE MAINLY NORTH OF THE
I-80 CORRIDOR UNTIL 8 PM.

$$

IAZ067-068-076>078-087>089-098-099-ILZ015>018-024>026-034-035-
MOZ009-010-280100-
/O.CAN.KDVN.WI.Y.0005.000000T0000Z-101028T0000Z/
MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-
DES MOINES-VAN BUREN-LEE-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...MOLINE...ROCK ISLAND...
KEWANEE...PRINCETON...HENNEPIN...ALEDO...OQUAWKA...MONMOUTH...
CARTHAGE...MACOMB...MEMPHIS...KAHOKA
658 PM CDT WED OCT 27 2010

...WIND ADVISORY IS ALLOWED TO EXPIRE...

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ALLOWED THE WIND
ADVISORY TO EXPIRE.

WEST WINDS WILL DECREASE TO 15 TO 30 MPH AFTER 7 PM. AN ISOLATED
WIND GUST TO 35 TO NEAR 40 MPH MAY BE POSSIBLE UNTIL 8 PM.

$$

NICHOLS

What forecasters said that day

The local office's own words before this high wind 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 high wind warning went out at Oct 27, 3:34 AM CDT, 27 minutes earlier.

Area forecast discussion, Oct 27, 3:34 AM CDT, 27 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
334 AM CDT WED OCT 27 2010

.SYNOPSIS...
DEEP LOW PRESSURE SYSTEM WAS STALLED ALONG THE MN/CANADA BORDER
NEAR KINL AT 06Z. LARGE AREA OF STRONG CYCLONIC FLOW AROUND THE
LOW EXTENDED WELL SOUTH INTO THE CENTRAL PLAINS AND MID MS VALLEY
THIS MORNING. WINDS ALONG THE SOUTHERN EDGE OF THE STRONGER
CYCLONIC FLOW HAVE SUBSIDED OVERNIGHT DUE TO DECOUPLING UNDER
CLEAR SKIES. HOWEVER...UNDER THE CLOUDS IN SRN MN AND ERN
SD...WINDS WERE STILL SUSTAINED AT 30+KTS WITH GUSTS IN THE 40S.
THE 00Z UA ANALYSIS SHOWED THAT THE SYSTEM WAS NEARLY VERTICALLY
STACKED WITH THE UPPER LOW OVER THE MN ARROWHEAD.

&&

.SHORT TERM...TODAY AND TONIGHT...
HIGH WIND POTENTIAL WILL THE THE PRIMARY FOCUS AGAIN TODAY AS THE
STORM SYSTEM REMAINS NEARLY STATIONARY THIS MORNING THEN STARTS TO
LIFT NE THIS AFTERNOON. SURFACE PRESSURE GRADIENT WILL NOT BE AS
STRONG OVER THE CWFA AS IT WAS TUESDAY...BUT WITH A COMBINATION OF
SURFACE HEATING BEFORE THE CLOUDS MOVE IN AND INCREASING CAA
ESPECIALLY IN THE NORTH TODAY WE SHOULD BE ABLE TO MIX OUT INTO
THE 800-750 MB LAYER. THIS SHOULD TAP 50+KT WINDS BY LATE MORNING
INTO THIS AFTERNOON. SO WHILE THE SUSTAINED WINDS MAY NOT GO MUCH
ABOVE ADVISORY CRITERIA WE COULD SEE SOME GUSTS OVER 50KTS AGAIN
TODAY. THE MOST LIKELY AREA FOR THE HIGHER GUSTS WILL BE ALONG AND
NORTH OF HIGHWAY 30 SO A HIGH WIND WARNING WILL BE POSTED FOR THAT
AREA. TO THE SOUTH A WIND ADVISORY WILL BE ISSUED. PEAK GUSTS IN
THE SOUTH SHOULD BE IN THE 40-50KT RANGE. THE WARNING/ADVISORY
WILL RUN TO 7 PM. HAVE KEPT TEMPS ON THE MILD SIDE IN SOUTH TODAY
WITH SUN MOST OF THE MORNING AND THE GOOD MIXING CONDITIONS WE
SHOULD SEE LOW 60S. INCREASING CLOUDS AND CAA SHOULD LIMIT TEMPS
IN THE NORTH TO THE LOW 50S.

TONIGHT...WITH THE STORM PULLING AWAY FROM THE REGION...WINDS
SHOULD SUBSIDE DURING THE EVENING. WRAP AROUND PCPN MAY MAKE IT
FAR ENOUGH SOUTH TO CLIP THE NRN CWFA SO INCLUDED A LOW POP
BETWEEN 00Z AND 06Z. THERMAL PROFILES SUGGEST 850MB TEMPS WILL BE
COLD ENOUGH TO SUPPORT A FEW SNOWFLAKES. HOWEVER IN THE LOWER
LEVELS TEMPS WILL REMAIN JUST ABOVE FREEZING. SO WITH FORCING
EXPECTED TO BE WEAK WILL JUST MENTION -RA. COLD AIRMASS WILL
SPREAD OVER THE CWFA OVERNIGHT WHICH SHOULD DROP MINS INTO THE LOW
TO MID 30S. ..DLF..

.LONG TERM...THURSDAY THROUGH TUESDAY...
AN ACTIVE FLOW REGIME ALOFT WILL TRANSLATE TO FREQUENT SYSTEMS
THROUGH THE MID RANGE AND EXTENDED FORECAST.

THURSDAY WILL BE MARKED BY SLOWLY RELAXING NORTH TO NORTHWEST WINDS
AS THE LOW RACES OFF TO THE NORTHEAST AND THE SURFACE RIDGE SLOWLY
ADVANCES. INITIAL FORECAST QUESTION IS HOW COLD IT WILL GET FRIDAY
MORNING. CONTINUING COLD ADVECTION WILL BRING IN THE COLDEST AIR OF
THE SEASON SO FAR. SURFACE RIDGE AXIS IS UNIVERSALLY PROGGED TO BE
OVER THE MISSISSIPPI RIVER AT 12Z FRIDAY FOR NEARLY OPTIMUM
RADIATIONAL COOLING. WITH MINS IN THE 20S ACROSS THE CWFA...SOUTHERN
SECTIONS WILL SEE THEIR FIRST FREEZE OF THE SEASON FRIDAY MORNING.

FRIDAY RETURN SWLY FLOW BEGINS...ALTHOUGH LOW LEVEL RIDGING OVER THE
GULF COAST WILL KEEP THE GULF CUT OFF AND LIMIT MOISTURE IN ADVANCE
OF THE NEXT SYSTEM THIS WEEKEND.  STRONG SHORT WAVE PROGGED TO MOVE
INTO THE FOUR CORNERS REGION HAS BEEN FAIRLY CONSISTENTLY DEPICTED
BY THE ECMWF AND HAVE FAVORED THIS SOLUTION FOR THE SATURDAY/SUNDAY
TIME FRAME.  WARM FRONT LIFTS ACROSS THE AREA LATE SATURDAY AS THE
SURFACE LOW DEEPENS AND BEGINS RACING ACROSS KANSAS.  HAVE NUDGED
HIGH TEMPS SATURDAY UPWARD DUE TO THE STRENGTH OF THE WAA IN ADVANCE
OF THIS SYSTEM. WILL NEED TO WATCH SATURDAY NIGHT MINS IN LATER
SHIFTS AS THEY MAY BE TOO COOL DEPENDING ON THE STRENGTH OF THE WARM
FRONT.

FOR SUNDAY INTO SUNDAY EVENING HAVE INTRODUCED LOW POPS...PRIMARILY
DUE TO THE CONSISTENCY OF THE ECMWF IN DEPICTING THE STRENGTH OF THE
UPPER WAVE.  BECAUSE MOISTURE WILL BE LIMITED...ANY PRECIP AMOUNTS
WOULD BE LIGHT BUT THE POTENTIAL IS WORTH MENTIONING AT THIS POINT.
WILL FAVOR TEMPS ON THE COOL SIDE OF GUIDANCE AS THE AREA REMAINS
UNDER THE INFLUENCE OF CLOUDS AND NORTHEASTERLY LOW LEVEL FLOW.

BEYOND THE WEEKEND...CONFIDENCE IN THESE PERIODS IS LOW...AND WILL
BEAR CLOSE WATCH AS THE LONG WAVE PATTERN DEVELOPS A RIDGE OVER THE
WESTERN CONUS. FOR NOW HAVE TRIMMED POPS BACK FOR MONDAY NIGHT AND
KEPT THE REST OF THE FORECAST DRY AS THE ECMWF DROPS THE MAIN ENERGY
INTO THE SOUTHERN STREAM.
..33..

&&

.AVIATION...
STRONG WEST WINDS ARE EXPECTED AGAIN TODAY AT ALL TAF SITES. WINDS
SHOULD INCREASE BY 15Z WITH GUSTS CLOSE TO 50KTS AT TIMES POSSIBLE
AT KCID/KDBQ AND GUSTS OF 40-50KTS AT KMLI-KBRL. WINDS SHOULD
DIMINISH TO AROUND 15 TO 20 KTS AROUND 00Z. OTHERWISE VFR
CONDITIONS ARE EXPECTED THROUGH THE PERIOD. CIGS AROUND 4KFT WILL
SPREAD S OVER ALL TAF SITES THIS MORNING AND EARLY THIS AFTERNOON.
THE CLOUDS SHOULD REMAIN OVER THE AREA THROUGH MUCH OF THE NIGHT.
..DLF..

&&

.DVN WATCHES/WARNINGS/ADVISORIES...
IA...HIGH WIND WARNING FROM 7 AM THIS MORNING TO 7 PM CDT THIS
EVENING FOR BENTON-BUCHANAN-CEDAR-CLINTON-DELAWARE-DUBUQUE- IOWA-
JACKSON-JOHNSON-JONES-LINN.

 WIND ADVISORY FROM 7 AM THIS MORNING TO 7 PM CDT THIS EVENING FOR
DES MOINES-HENRY IA-JEFFERSON-KEOKUK-LEE-LOUISA- MUSCATINE-SCOTT-
VAN BUREN-WASHINGTON.

IL...HIGH WIND WARNING FROM 7 AM THIS MORNING TO 7 PM CDT THIS
EVENING FOR CARROLL-JO DAVIESS-STEPHENSON-WHITESIDE.

 WIND ADVISORY FROM 7 AM THIS MORNING TO 7 PM CDT THIS EVENING FOR
BUREAU-HANCOCK-HENDERSON-HENRY IL-MCDONOUGH-MERCER- PUTNAM-ROCK
ISLAND-WARREN.

MO...WIND ADVISORY FROM 7 AM THIS MORNING TO 7 PM CDT THIS EVENING
FOR CLARK-SCOTLAND.

&&

DLF/33
Hazardous weather outlook, Oct 26, 4:45 AM CDT, 23 hours 16 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
445 AM CDT TUE OCT 26 2010

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-270945-
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-
445 AM CDT TUE OCT 26 2010

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
THUNDERSTORMS WILL EXIT THE AREA EARLY THIS MORNING AHEAD OF COLD
FRONT THAT IS SWEEPING ACROSS THE UPPER MIDWEST. A FEW OF THESE
THUNDERSTORMS WILL HAVE THE POTENTIAL TO PRODUCE DAMAGING
WINDS...MAINLY ALONG AND EAST OF THE MISSISSIPPI RIVER. THE RISK FOR
THUNDERSTORMS IS EXPECTED TO END BY MID MORNING.

FOR THE REMAINDER OF THE DAY...THE PRIMARY WEATHER CONCERN WILL BE
INCREASING WINDS. BY LATE MORNING...THE SUSTAINED WIND IS
EXPECTED TO REACH 30 TO 40 MPH. BY AFTERNOON...WIND GUSTS OF 50
TO 60 MPH WILL BE POSSIBLE...PARTICULARLY ALONG AND NORTH OF
HIGHWAY 34. THIS INCLUDES THE INTERSTATE 80 CORRIDOR...INTERSTATE
88...AND INTERSTATE 380...AS WELL AS HIGHWAYS 20...30...AND 61.

WIND SPEEDS WILL RELAX SOMEWHAT TONIGHT...ALTHOUGH CONDITIONS WILL
REMAIN BREEZY.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

AGAIN ON WEDNESDAY...THE WIND WILL BE THE PRIMARY CONCERN.
SHORTLY AFTER SUNRISE WIND SPEEDS ARE ONCE AGAIN EXPECTED TO
INCREASE TO 30 TO 40 MPH WITH STRONGER GUSTS LIKELY.

.SPOTTER INFORMATION STATEMENT...
THERE IS A CHANCE OF SPOTTER ACTIVATION EARLY THIS MORNING...
MAINLY ALONG AND EAST OF THE MISSISSIPPI RIVER.

33

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 27, 4:01 AM CDTWind AdvisoryDVNDes Moines, Henry, Jefferson, Keokuk, Lee, Louisa and 4 more15 hr

Nearby

High Wind Warnings in Iowa, 2010High Wind Warnings in Illinois, 2010Every high wind warning in 2010

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.