Alert archive / Iowa / Flash Flood Warnings in 2016
Flash Flood Warning 4, NWS Quad Cities, IA
NWS Quad Cities, IA issued this flash flood warning at Jun 14, 2016, 8:16 PM CDT for Dubuque County, Iowa. It was in force for 6 hr. 6 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 14, 2016, 8:16 PM CDT (01:16 UTC)
- Expired
- Jun 15, 2016, 2:15 AM CDT
- In force
- 6 hr
- Issued by
- NWS Quad Cities, IA
- Area
- Storm-based polygon
- Flood severity
- None
County Dubuque County, IA
The radar
The Quad Cities radar (KDVN), 99 km from the middle of the area, began a volume at 01:20 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 14, 8:33 PM CDT | FLASH FLOOD | 6 W Dubuque, IA | CATFISH CREEK IS FLOODED OUT OF BANKS ABOUT 6 TO 12 INCHES IN PLACES. FLOODED FROM JFK AND PENNSYLVANIA AVENUE TO THE WEST AND THEN NORTH ALONG CREEK. STRONG CURRENT WITHIN THE BANKS. SPOTTER NEVER SAW IT THIS HIGH. ESTIMATED 4 TO 6 FEET ABOVE NORMAL FLOW. |
| Jun 14, 8:50 PM CDT | HEAVY RAIN 3 | 2 Ne Dubuque, IA | RAINFALL SO FAR. TWO TREES FELL OVER IN YARD DUE TO GUSTY WINDS AND SATURATED GROUND. |
| Jun 14, 9:36 PM CDT | HEAVY RAIN 2.83 | 2 Wnw Dubuque, IA | EVENT TOTAL. |
| Jun 14, 9:50 PM CDT | HEAVY RAIN 3.27 | Cascade, IA | DELAYED REPORT. STORM TOTAL SO FAR. |
| Jun 14, 10:06 PM CDT | FLASH FLOOD | 2 Nw Dubuque, IA | SEVERAL STREETS IN DOWNTOWN DUBUQUE ARE CLOSED DUE TO WATER IN THE STREETS. |
| Jun 14, 10:06 PM CDT | HEAVY RAIN 3.23 | 2 Nw Dubuque, IA | EVENT 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, 1.3 hours before the alert went out and 100 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
- 2459 J/kg
- Mixed-layer CIN
- -15 J/kg
- Mixed-layer LCL
- 663 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 202 m²/s²
- 0-3 km storm-relative helicity
- 209 m²/s²
- Significant tornado parameter
- 2.3
- Supercell composite
- 11.2
The text
As transmitted.
629
WGUS53 KDVN 150116
FFWDVN
IAC061-150715-
/O.NEW.KDVN.FF.W.0004.160615T0116Z-160615T0715Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
816 PM CDT TUE JUN 14 2016
THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A
* FLASH FLOOD WARNING FOR...
DUBUQUE COUNTY IN NORTHEASTERN IOWA...
* UNTIL 215 AM CDT
* AT 815 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE INCHES OF RAIN HAVE
ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN
SHORTLY...ESPECIALLY IN EASTERN DUBUQUE COUNTY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
DUBUQUE...ASBURY...DYERSVILLE...CASCADE...EPWORTH...FARLEY...
PEOSTA...NEW VIENNA...WORTHINGTON...HOLY CROSS...LUXEMBURG...
RICKARDSVILLE...SHERRILL...CENTRALIA...SAGEVILLE...BERNARD...
ZWINGLE...BALLTOWN...BANKSTON AND DURANGO.
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE
WARNED AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO CROSS FLOODED
ROADS. FIND AN ALTERNATE ROUTE.
&&
LAT...LON 4264 9071 4254 9064 4251 9064 4249 9066
4247 9065 4244 9057 4242 9055 4238 9048
4238 9066 4230 9067 4230 9113 4265 9113
4265 9090 4268 9089
$$
GIBBS2 follow-up statements
433
WGUS73 KDVN 150316
FFSDVN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1016 PM CDT TUE JUN 14 2016
IAC061-150715-
/O.CON.KDVN.FF.W.0004.000000T0000Z-160615T0715Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DUBUQUE IA-
1016 PM CDT TUE JUN 14 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 215 AM CDT FOR
DUBUQUE COUNTY...
AT 1012 PM CDT...LOCAL LAW ENFORCEMENT AND TRAINED SPOTTERS REPORTED
FLASH FLOODING CONTINUES FOR MUCH OF THE AREA...ESPECIALLY IN THE
TOWN OF DUBUQUE WHERE SEVERAL STREETS ARE FLOODED AND ARE
IMPASSABLE. OVER THREE INCHES OF RAIN HAS ALREADY FALLEN. FLASH
FLOODING CONTINUES.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
DUBUQUE...DYERSVILLE...ASBURY...EPWORTH...FARLEY...PEOSTA...
NEW VIENNA...WORTHINGTON...HOLY CROSS...LUXEMBURG...SAGEVILLE...
RICKARDSVILLE...SHERRILL...CENTRALIA...BERNARD...BALLTOWN...
BANKSTON...DURANGO...KEY WEST...CENTER GROVE...ROCKDALE...EDMORE...
FIVE POINTS...COTTAGE HILL...EAST RICKARDSVILLE...MASSEY...
DUBUQUE REGIONAL AIRPORT...WASHINGTON MILLS...FILLMORE AND WAUPETON.
ADDITIONAL RAINFALL AMOUNTS OF A HALF INCH ARE POSSIBLE IN THE
WARNED AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO CROSS FLOODED
ROADS. FIND AN ALTERNATE ROUTE.
&&
LAT...LON 4264 9071 4254 9064 4251 9064 4249 9066
4247 9065 4244 9057 4242 9055 4238 9048
4238 9066 4230 9067 4230 9113 4265 9113
4265 9090 4268 9089
$$
NICHOLS675
WGUS73 KDVN 150717
FFSDVN
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
217 AM CDT WED JUN 15 2016
IAC061-150725-
/O.EXP.KDVN.FF.W.0004.000000T0000Z-160615T0715Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DUBUQUE IA-
217 AM CDT WED JUN 15 2016
...THE FLASH FLOOD WARNING FOR DUBUQUE COUNTY HAS EXPIRED...
FLOOD WATERS WERE REPORTED TO BE RECEDING. THE RAIN HAS MOVED OUT OF
THE AREA AND FLASH FLOODING IS NO LONGER EXPECTED TO POSE A THREAT.
PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.
LAT...LON 4264 9071 4254 9064 4251 9064 4249 9066
4247 9065 4244 9057 4242 9055 4238 9048
4238 9066 4230 9067 4230 9113 4265 9113
4265 9090 4268 9089
$$
12The office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 7:28 PM CDT | Special Weather Statement | DVN | Dubuque | 92 min |
| Jun 14, 7:58 PM CDT | Severe Thunderstorm Warning | DVN | Buchanan, Delaware | 62 min |
| Jun 14, 8:24 PM CDT | Flash Flood Warning | DVN | Jackson | 6 hr |
| Jun 14, 8:38 PM CDT | Special Weather Statement | DVN | Buchanan | 82 min |
| Jun 14, 9:09 PM CDT | Special Weather Statement | DVN | Cedar, Muscatine, Washington | 66 min |
Nearby
Flash Flood Warnings in Iowa, 2016Every flash flood warning in 2016
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.