Alert archive / Iowa / Flash Flood Warnings in 2003
Flash Flood Warning 3, NWS Quad Cities, IA
NWS Quad Cities, IA issued this flash flood warning at May 14, 2003, 5:47 PM CDT for Buchanan County, Iowa. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- May 14, 2003, 5:47 PM CDT (22:47 UTC)
- Expired
- May 14, 2003, 10:00 PM CDT
- In force
- 4 hr
- Issued by
- NWS Quad Cities, IA
- Area
- Counties, with a storm outline in the text
County Buchanan County, IA
The radar
The Quad Cities radar (KDVN), 141 km from the middle of the area, began a volume at 22:51 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, 10.8 hours before the alert went out and 146 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
- 5 J/kg
- Mixed-layer CIN
- -139 J/kg
- Mixed-layer LCL
- 987 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 84 m²/s²
- 0-3 km storm-relative helicity
- 154 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 142253 FFWDVN IAC019-150300- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE QUAD CITIES IA IL 547 PM CDT WED MAY 14 2003 THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A * FLASH FLOOD WARNING FOR... BUCHANAN COUNTY IN NORTHEAST IOWA * UNTIL 10 PM CDT * AT 547 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED THUNDERSTORMS PRODUCING VERY HEAVY RAIN WERE LOCATED OVER THE WARNED AREA...WITH MORE STORMS TO THE WEST THAT WILL MOVE EAST AND AFFECT THE WARNED AREA. STREET FLOODING WAS ALREADY REPORTED IN INDEPENDENCE. * THE GROUND HAS ALREADY BEEN SATURATED BY RECENT RAINFALL... ADDITIONAL HEAVY RAIN HAS RESULTED IN EXCESSIVE RUNOFF...LEADING THE LIKELIHOOD OF FLASH FLOODING IN THE WARNED AREA. EXCESSIVE RUNOFF FROM THESE STORMS 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 ARE SUBJECT TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE INTO WATER COVERED ROADWAYS. THE WATER MAY BE TOO DEEP TO CROSS SAFELY OR THE ROAD COULD BE WASHED OUT. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. LAT...LON 4263 9164 4232 9163 4232 9204 4262 9205 $$ JDH
2 follow-up statements
000 WGUS73 KDVN 150108 FFSDVN IAC019-150300- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE QUAD CITIES IA IL 806 PM CDT WED MAY 14 2003 ...A FLASH FLOOD WARNING CONTINUES UNTIL 10 PM CDT FOR BUCHANAN COUNTY IN NORTHEAST IOWA... AT 804 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED MODERATE TO LOCALLY HEAVY RAINFALL CONTINUING TO FALL OVER THE WARNED AREA...WITH DOPPLER RADAR ESTIMATES THAT 1 TO 2 INCHES OF RAIN HAS FALLEN IN THE CENTRAL AND SOUTHWEST PORTION OF THE COUNTY THIS EVENING. THIS IS ADDITIONAL RAINFALL ON TOP OF THE HEAVY RAIN THAT OCCURRED IN THE SAME AREA LAST NIGHT. AGAIN...THE GROUND HAS ALREADY BEEN SATURATED BY RECENT RAINFALL. ADDITIONAL HEAVY RAIN HAS RESULTED IN EXCESSIVE RUNOFF WITH FLASH FLOODING IN THE WARNED AREA. AT 601 PM CDT LOCAL LAW ENFORCEMENT REPORTED FLASH FLOODING IN INDEPENDENCE. A FEW CARS WERE FLOODED AND HAD TO BE ABANDONED. RADAR INDICATED THAT THE HEAVIER RAIN WILL MOVE OUT OF THE WARNED AREA BY 9 PM. EXCESSIVE RUNOFF FROM THIS EVENINGS STORMS MAY CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY ...COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE INTO WATER COVERED ROADWAYS. THE WATER MAY BE TOO DEEP TO CROSS SAFELY OR THE ROAD COULD BE WASHED OUT. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. $$ JDH
000 WGUS73 KDVN 150305 FFSDVN IAC019-150330- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE QUAD CITIES IA IL 1003 PM CDT WED MAY 14 2003 ...THE FLASH FLOOD WARNING WHICH WAS IN EFFECT UNTIL 10 PM CDT FOR BUCHANAN COUNTY IN NORTHEAST IOWA...HAS BEEN ALLOWED TO EXPIRE... AT 955 PM CDT...BUCHANAN COUNTY OFFICIALS REPORTED THAT MOST OF THE FLOODING PROBLEMS CAUSED BY THE HEAVY RAIN FROM EARLIER THIS EVENING...HAVE SUBSIDED. AT 959 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE HEAVY RAINFALL HAS SUBSIDED OVER THE WARNED AREA. STREAMS AND CREEKS HAVE RECEDED OR WERE BEGINNING TO RECEDE...ENDING THE FLOOD THREAT. EVEN THOUGH STREAMS AND CREEKS WERE RECEDING...SOME ROADWAYS MAY STILL BE COVERED WITH WATER. MOTORISTS ARE ADVISED TO AVOID DRIVING THROUGH FLOODED ROADWAYS. NUISANCE FLOODING ACROSS BUCHANAN COUNTY MAY LAST INTO THURSDAY MORNING...BUT LIFE THREATENING AND RAPIDLY RISING WATER PROBLEMS HAVE ENDED FOR THE NIGHT. DO NOT DRIVE YOUR VEHICLE INTO WATER COVERED ROADWAYS. THE WATER MAY BE TOO DEEP TO CROSS SAFELY OR THE ROAD COULD BE WASHED OUT. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. $$ JDH
The office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 14, 12:20 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Clinton, Scott | 25 min |
| May 14, 12:59 PM CDT | Severe Thunderstorm Warning | DVN | Muscatine, Scott | 46 min |
| May 14, 2:29 PM CDT | Severe Thunderstorm Warning | DVN | Cedar, Scott | 46 min |
| May 14, 4:08 PM CDT | Severe Thunderstorm Warning | DVN | Keokuk | 37 min |
| May 14, 4:33 PM CDT | Severe Thunderstorm Warning | DVN | Washington | 42 min |
| May 14, 4:57 PM CDT | Severe Thunderstorm Warning | DVN | Benton | 48 min |
| May 14, 5:23 PM CDT | Severe Thunderstorm Warning | DVN | Linn | 37 min |
| May 14, 5:43 PM CDT | Severe Thunderstorm Warning | DVN | Lee, Van Buren | 47 min |
| May 14, 5:57 PM CDT | Severe Thunderstorm Warning | DVN | Johnson | 48 min |
| May 14, 6:02 PM CDT | Severe Thunderstorm Warning | DVN | Linn | 43 min |
| May 14, 6:05 PM CDT | Severe Thunderstorm Warning | DVN | Des Moines | 55 min |
| May 14, 6:40 PM CDT | Severe Thunderstorm Warning | DVN | Cedar | 50 min |
| May 14, 6:50 PM CDT | Severe Thunderstorm Warning | DVN | Johnson | 25 min |
Nearby
Flash Flood Warnings in Iowa, 2003Every flash flood warning in 2003
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.