Alert archive / Iowa / Flash Flood Warnings in 2001
Flash Flood Warning 9, NWS Quad Cities, IA
NWS Quad Cities, IA issued this flash flood warning at Aug 3, 2001, 6:00 AM CDT for Van Buren County, Iowa. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Aug 3, 2001, 6:00 AM CDT (11:00 UTC)
- Expired
- Aug 3, 2001, 9:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Quad Cities, IA
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Van Buren County, IA
The radar
The Quad Cities radar (KDVN), 147 km from the middle of the area, began a volume at 11:02 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, 11.0 hours before the alert went out and 153 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
- 718 J/kg
- Mixed-layer CIN
- -176 J/kg
- Mixed-layer LCL
- 1033 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 97 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS53 KDVN 031101 FFWDVN IAC177-031400- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE QUAD CITIES IA IL 600 AM CDT FRI AUG 3 2001 THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A * FLASH FLOOD WARNING FOR... WESTERN VAN BUREN COUNTY IN SOUTHEAST IOWA * UNTIL 900 AM CDT * AT 558 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE HEAVIEST RAIN HAS SHIFTED FURTHER WEST INTO EASTERN DAVIS COUNTY. HOWEVER...THUNDERSTORMS CONTAINING MODERATE TO HEAVY RAIN WERE CONTINUING OVER WESTERN VAN BUREN COUNTY. DOPPLER RADAR ESTIMATES THAT BETWEEN 3 AND 6 INCHES OF RAIN HAS FALLEN FROM BIRMINGHAM TO SOUTH OF LIBERTYVILLE...AND FROM MILTON TO 10 MILES NORTHWEST OF MILTON. * THUNDERSTORMS WERE CONTINUOUSLY REDEVELOPING AND MOVING OVER PORTIONS OF THE WARNED AREA. THIS ADDITIONAL HEAVY RAINFALL WILL PRODUCE SIGNIFICANT RUNOFF IN SWOLLEN WATERWAYS. THIS WILL RESULT IN FLASH FLOODING FROM LEANDO TO MILTON...AFFECTING CHEQUEST CREEK...AND LICK CREEK. RAPID RISES WILL ALSO OCCUR ALONG THE FOX RIVER AND DES MOINES RIVER. EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER LOW LYING AREAS WILL BE SUBJECT TO FLASH FLOODING. 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. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. REPORT FLASH FLOODING TO YOUR NEAREST LOCAL LCAW ENFORCEMENT AGENCY... THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN THE QUAD CITIES. LAT...LON 4088 9185 4063 9176 4061 9213 4088 9210 $$ MCCLURE
The office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 1:00 AM CDT | Flash Flood Warning | DVN | Jefferson, Van Buren | 5 hr |
| Aug 3, 9:08 AM CDT | Flash Flood Warning | DVN | Van Buren | 3 hr |
Nearby
Flash Flood Warnings in Iowa, 2001Every flash flood warning in 2001
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.