Alert archive / Iowa / Flash Flood Warnings in 2008
Flash Flood Warning 13, NWS Quad Cities, IA
NWS Quad Cities, IA issued this flash flood warning at Jun 5, 2008, 5:22 AM CDT for 4 counties in Iowa. It was in force for 3 hr. 8 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 5, 2008, 5:22 AM CDT (10:22 UTC)
- Expired
- Jun 5, 2008, 8:15 AM CDT
- In force
- 3 hr
- Issued by
- NWS Quad Cities, IA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Benton County, IA, Iowa County, IA, Johnson County, IA, Linn County, IA
The radar
The Quad Cities radar (KDVN), 104 km from the middle of the area, began a volume at 10:26 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 5, 5:33 AM CDT | HEAVY RAIN 1.1 | 3 E Cedar Rapids, IA | 2 HOUR RAINFALL TOTAL |
| Jun 5, 5:58 AM CDT | FLASH FLOOD | 2 Wnw Cedar Rapids, IA | STREET FLOODING. 3 TO 4 INCHES ON EDGEWOOD BLVD NW CEDAR RAPIDS. |
| Jun 5, 6:30 AM CDT | HEAVY RAIN 1.02 | E Solon, IA | STORM TOTAL. |
| Jun 5, 6:50 AM CDT | HEAVY RAIN 2.1 | Marengo, IA | |
| Jun 5, 7:18 AM CDT | HEAVY RAIN 2 | 1 Ssw Belle Plaine, IA | STORM TOTAL. |
| Jun 5, 7:20 AM CDT | HEAVY RAIN 1.28 | W Norway, IA | STORM TOTAL. |
| Jun 5, 7:50 AM CDT | HEAVY RAIN 0.87 | Vinton, IA | |
| Jun 5, 8:25 AM CDT | HEAVY RAIN 1.6 | Victor, IA | STORM TOTAL. |
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, 10.4 hours before the alert went out and 111 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
- 1408 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 928 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 149 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 4.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS53 KDVN 051025
FFWDVN
IAC011-095-103-113-051315-
/O.NEW.KDVN.FF.W.0013.080605T1022Z-080605T1315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
522 AM CDT THU JUN 5 2008
THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A
* FLASH FLOOD WARNING FOR...
BENTON COUNTY IN EAST CENTRAL IOWA...
THIS INCLUDES THE CITY OF VINTON...
IOWA COUNTY IN EAST CENTRAL IOWA...
THIS INCLUDES THE CITY OF MARENGO...
JOHNSON COUNTY IN EAST CENTRAL IOWA...
THIS INCLUDES THE CITY OF IOWA CITY...
LINN COUNTY IN EAST CENTRAL IOWA...
THIS INCLUDES THE CITY OF CEDAR RAPIDS...
* UNTIL 815 AM CDT
* AT 521 AM CDT...TRAINED WEATHER SPOTTERS AND DOPPLER RADAR
INDICATED THUNDERSTORMS WITH HEAVY RAINFALL MOVING OVER ACROSS
THE AREA. RAINFALL RATES AS HIGH AS 1 INCH IN LESS THAN 10 INCHES
WILL CAUSE FLASH FLOODING.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO CEDAR
RAPIDS...MARION...IOWA CITY...VINTON...AND MARENGO.
FLOODING OF SMALL STREAMS AND CREEKS...STREETS...UNDERPASSES AND LOW
LYING URBAN AREAS IS LIKELY.
LAT...LON 4229 9230 4229 9137 4142 9137 4142 9148
4151 9153 4151 9230
TIME...MOT...LOC 1022Z 180DEG 0KT 4188 9181
$$
SHEETS3 follow-up statements
000
WGUS73 KDVN 051132
FFSDVN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
625 AM CDT THU JUN 5 2008
IAC011-095-103-113-051315-
/O.CON.KDVN.FF.W.0013.000000T0000Z-080605T1315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BENTON IA-LINN IA-IOWA IA-JOHNSON IA-
632 AM CDT THU JUN 5 2008
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 815 AM CDT FOR
JOHNSON...IOWA...LINN AND BENTON COUNTIES...
AT 621 AM CDT...DOPPLER RADAR INDICATED ANOTHER ROUND OF
THUNDERSTORMS CAPABLE OF PRODUCING HEAVY RAINFALL MOVING INTO IOWA
AND BENTON COUNTIES. DOPPLER RADAR AND TRAINED SPOTTERS REPORTED
WIDESPREAD RAINFALL AMOUNTS FROM 1 TO 1.5 INCHES OVER THE PAST 90
MINUTES OVER THE WARNED AREA AND ADDITIONAL RAINFALL WILL CAUSE
FLASH FLOODING.
AT 6 AM...A TRAINED WEATHER SPOTTER REPORTED STREET FLOODING ALONG
PORTIONS OF EDGEWOOD AVENUE IN NORTHWEST CEDAR RAPIDS.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO VINTON...
URBANA...SPRINGVILLE...MOUNT VERNON...MARION... HIAWATHA....CENTER
POINT...CEDAR RAPIDS...BELLE PLAINE...ATKINS AND ALBURNETT.
FLOODING OF SMALL STREAMS AND CREEKS...STREETS...UNDERPASSES AND LOW
LYING URBAN AREAS IS LIKELY.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 AM CDT THIS MORNING FOR
EASTERN IOWA AND NORTHWEST ILLINOIS.
LAT...LON 4229 9230 4229 9137 4142 9137 4142 9148
4151 9153 4151 9230
TIME...MOT...LOC 1125Z 180DEG 0KT 4188 9181
$$
SHEETS000
WGUS73 KDVN 051245
FFSDVN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
740 AM CDT THU JUN 5 2008
IAC011-095-103-113-051315-
/O.CON.KDVN.FF.W.0013.000000T0000Z-080605T1315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BENTON IA-LINN IA-IOWA IA-JOHNSON IA-
740 AM CDT THU JUN 5 2008
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 815 AM CDT FOR
JOHNSON...IOWA...LINN AND BENTON COUNTIES...
AT 740 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE
BACK EDGE OF SHOWERS AND THUNDERSTORMS WERE EXITING NORTHEAST OUT OF
LINN COUNTY. HOWEVER...FLASH FLOODING ALONG SMALL STREAMS...AND IN
THE FORM OF STREET FLOODING IN URBAN AREAS...IS STILL LIKELY DUE TO
RUNOFF FROM HEAVY RAINFALL EARLIER THIS MORNING.
SPOTTERS REPORTED WIDESPREAD RAINFALL AMOUNTS IN THE RANGE OF 1 TO 2
INCHES EARLIER THIS MORNING ACROSS BENTON AND IOWA COUNTIES. THIS
HAS FALLEN ON AREAS ALREADY SATURATED FROM RECENT HEAVY RAIN.
FLOODING OF SMALL STREAMS AND CREEKS...HIGHWAYS AND
STREETS...UNDERPASSES AND LOW LYING URBAN AND RURAL AREAS IS LIKELY.
LAT...LON 4229 9230 4229 9137 4142 9137 4142 9148
4151 9153 4151 9230
TIME...MOT...LOC 1240Z 180DEG 0KT 4188 9181
$$
SHEETS000
WGUS73 KDVN 051323
FFSDVN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
822 AM CDT THU JUN 5 2008
IAC011-095-103-113-051332-
/O.EXP.KDVN.FF.W.0013.000000T0000Z-080605T1315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BENTON IA-LINN IA-IOWA IA-JOHNSON IA-
822 AM CDT THU JUN 5 2008
...THE FLASH FLOOD WARNING HAS EXPIRED FOR JOHNSON...IOWA...LINN AND
BENTON COUNTIES...
THE THREAT FOR WIDESPREAD HEAVY RAIN FLASH FLOODING HAS ENDED.
THEREFORE...THE FLASH FLOOD WARNING HAS BEEN ALLOWED TO EXPIRE.
LAT...LON 4229 9230 4229 9137 4142 9137 4142 9148
4151 9153 4151 9230
TIME...MOT...LOC 1245Z 180DEG 0KT 4188 9181
$$
JAZThe office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 4, 9:57 PM CDT | Severe Thunderstorm Warning | DVN | Jackson | 46 min |
| Jun 5, 2:06 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Buchanan, Delaware | 54 min |
| Jun 5, 2:18 AM CDT | Severe Thunderstorm Warning | DVN | Benton, Iowa, Johnson, Linn | 57 min |
| Jun 5, 5:04 AM CDT | Severe Thunderstorm Warning | DVN | Iowa, Keokuk, Washington | 41 min |
| Jun 5, 6:58 AM CDT | Severe Thunderstorm Warning | DVN | Clinton, Jackson | 32 min |
| Jun 5, 9:48 AM CDT | River Flood Warning | DVN | Cedar, Johnson, Linn | 16 days |
| Jun 5, 12:50 PM CDT | River Flood Warning | DVN | Johnson, Louisa, Washington | 32 days |
| Jun 5, 1:08 PM CDT | River Flood Warning | DVN | Des Moines, Louisa | 26 days |
| Jun 5, 2:58 PM CDT | Flash Flood Watch | DVN | Benton, Buchanan, Delaware, Dubuque, Iowa, Jefferson and 5 more | 16 hr |
Nearby
Flash Flood Warnings in Iowa, 2008Every flash flood warning in 2008
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.