Alert archive / Illinois / Flash Flood Warnings in 2007
Flash Flood Warning 4, NWS Quad Cities, IA
NWS Quad Cities, IA issued this flash flood warning at Mar 12, 2007, 2:26 PM CDT for Henry County, Rock Island County, Illinois. It took effect at Mar 12, 2007, 2:33 PM CDT. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Mar 12, 2007, 2:26 PM CDT (19:26 UTC)
- In effect from
- Mar 12, 2007, 2:33 PM CDT
- Expired
- Mar 12, 2007, 8:30 PM CDT
- In force
- 6 hr
- Issued by
- NWS Quad Cities, IA
- Area
- Whole counties
Counties Henry County, IL, Rock Island County, IL
The radar
The Quad Cities radar (KDVN), 30 km from the middle of the area, began a volume at 19:29 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, 7.4 hours before the alert went out and 27 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2150 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 277 m²/s²
- 0-3 km storm-relative helicity
- 305 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS53 KDVN 121933 FFWDVN ILC073-161-130130- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE QUAD CITIES IA IL 226 PM CDT MON MAR 12 2007 THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A * FLASH FLOOD WARNING FOR AN ICE JAM BREAK IN... HENRY COUNTY IN NORTHWEST ILLINOIS... ROCK ISLAND COUNTY IN NORTHWEST ILLINOIS... THIS INCLUDES THE CITIES OF...MOLINE...EAST MOLINE... * UNTIL 830 PM CDT * AT 226 PM CDT...A MAJOR ICE JAM WAS REPORTED ON THE ROCK RIVER BETWEEN THE INTERSTATE 80 BRIDGE AND BARSTOW BRIDGE...AND TO THE RAILROAD BRIDGE UPSTREAM OF THE BARSTOW BRIDGE. WATER LEVELS BEHIND THE JAM WERE RISING RAPIDLY. * AFFECTED LOCATIONS INCLUDE CLEVELAND...COAL VALLEY...COLONA ...EAST MOLINE...GREEN ROCK...JOSLIN ...MOLINE...OSBORN AND SILVIS. THIS ICE JAM COULD BREAK AT ANY TIME AND SEND A SURGE OF FLOOD WATER DOWNSTREAM. INDIVIDUALS WITH INTERESTS ALONG THE ROCK RIVER SHOULD PREPARE FOR THIS SURGE OF FLOOD WATER NOW. LAT...LON 4164 9017 4155 9014 4144 9044 4149 9053 $$ 08
4 follow-up statements
000
WGUS73 KDVN 122101
FFSDVN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
400 PM CDT MON MAR 12 2007
ILC073-161-130130-
ROCK ISLAND IL-HENRY IL-
400 PM CDT MON MAR 12 2007
...A FLASH FLOOD WARNING FOR AN ICE JAM REMAINS IN EFFECT UNTIL 830
PM CDT FOR HENRY AND ROCK ISLAND COUNTIES...
AT 353 PM CDT...
AFFECTED LOCATIONS INCLUDE BARSTOW...CLEVELAND...COAL VALLEY...
COLONA...MOLINE...OSBORN AND ROCK ISLAND
AN ICE JAM CONTINUES ON THE ROCK RIVER FROM THE INTERSTATE 80 BRIDGE
TO THE BARSTOW BRIDGE...AND TO THE RAILROAD BRIDGE UPSTREAM OF THE
BARSTOW BRIDGE. WATER CONTINUES TO RISE BEHIND THE ICE JAM.
SPOTTERS REPORT THE LUNDEENS LANDING CAMPGROUND FLOODED.
RAPID LOCALIZED FLUCTUATIONS IN RIVER LEVELS TO AS MUCH AS TWO FEET
ABOVE FLOOD STAGE ARE POSSIBLE NEAR THE ICE JAM.
THIS ICE JAM COULD BREAK AT ANY TIME. ONCE IT DOES BREAK...A SURGE
OF FLOOD WATER WILL MOVE RAPIDLY DOWNSTREAM. INDIVIDUALS WITH
INTERESTS ALONG THE ROCK RIVER SHOULD PREPARE FOR THIS SURGE OF
FLOOD WATER NOW.
LAT...LON 4162 9016 4154 9016 4148 9035 4144 9042
4145 9062 4148 9061 4147 9049 4147 9042
4155 9027
$$
08000
WGUS73 KDVN 122236
FFSDVN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
535 PM CDT MON MAR 12 2007
ILC073-161-130130-
ROCK ISLAND IL-HENRY IL-
535 PM CDT MON MAR 12 2007
...A FLASH FLOOD WARNING FOR AN ICE JAM REMAINS IN EFFECT UNTIL
830 PM CDT FOR HENRY AND ROCK ISLAND COUNTIES...
AT 535 PM CDT...
AFFECTED LOCATIONS INCLUDE CLEVELAND...COAL VALLEY...COLONA...OSBORN
AND ROCK ISLAND
THE ICE JAM THAT WAS LOCATED ON THE ROCK RIVER BETWEEN HIGHWAY 84
AND INTERSTATE 80 APPEARS TO HAVE BROKEN UP. WATER LEVELS AT JOSLIN
HAVE BEGUN TO FALL...AFTER HAVING CRESTED NEAR 12.7 FEET THIS
AFTERNOON. WATER LEVELS WILL LIKELY FLUCTUATE BY UP TO A FOOT ALONG
THE ROCK RIVER FOR THE NEXT FEW HOURS AS THE REMAINING ICE CLEARS
OUT OF THE RIVER.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.
LAT...LON 4162 9016 4154 9016 4148 9035 4144 9042
4145 9062 4148 9061 4147 9049 4147 9042
4155 9027
$$
LRE000
WGUS73 KDVN 130125
FFSDVN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
824 PM CDT MON MAR 12 2007
ILC073-161-130133-
ROCK ISLAND IL-HENRY IL-
824 PM CDT MON MAR 12 2007
...THE FLASH FLOOD WARNING FOR EXCESSIVE RAIN WILL EXPIRE AT 830 PM
CDT FOR HENRY AND ROCK ISLAND COUNTIES...
THE ICE JAM HAS BROKEN ON THE ROCK RIVER BETWEEN THE INTERSTATE 80
AND HIGHWAY 84 BRIDGE...AND WATER LEVELS ARE FALLING.
LAT...LON 4162 9016 4154 9016 4148 9035 4144 9042
4145 9062 4148 9061 4147 9049 4147 9042
4155 9027
$$
LRE000
WGUS73 KDVN 130126 CCA
FFSDVN
FLASH FLOOD STATEMENT...CORRECTED HEADLINE
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
824 PM CDT MON MAR 12 2007
ILC073-161-130133-
ROCK ISLAND IL-HENRY IL-
824 PM CDT MON MAR 12 2007
...THE FLASH FLOOD WARNING FOR AN ICE JAM WILL EXPIRE AT 830 PM CDT
FOR HENRY AND ROCK ISLAND COUNTIES...
THE ICE JAM HAS BROKEN ON THE ROCK RIVER BETWEEN THE INTERSTATE 80
AND HIGHWAY 84 BRIDGE...AND WATER LEVELS ARE FALLING.
LAT...LON 4162 9016 4154 9016 4148 9035 4144 9042
4145 9062 4148 9061 4147 9049 4147 9042
4155 9027
$$
LRENearby
Flash Flood Warnings in Illinois, 2007Every flash flood warning in 2007
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.