Alert archive / Iowa / Flash Flood Warnings in 2014

Flash Flood Warning 11, NWS Quad Cities, IA

June 29, 2014Carroll County, Jo Daviess County, Stephenson County, Illinois; 4 counties in Iowa

NWS Quad Cities, IA issued this flash flood warning at Jun 29, 2014, 11:10 PM CDT for Carroll County, Jo Daviess County, Stephenson County, Illinois; 4 counties in Iowa. It was in force for 6 hr. 4 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 29, 2014, 11:10 PM CDT (04:10 UTC)
Expired: Jun 30, 2014, 5:15 AM CDT
In force: 6 hr
Issued by: NWS Quad Cities, IA
Area: Storm-based polygon
Flood severity: None

Counties Clinton County, IA, Dubuque County, IA, Jackson County, IA, Jones County, IA, Carroll County, IL, Jo Daviess County, IL, Stephenson County, IL

The radar

The Quad Cities radar (KDVN), 88 km from the middle of the area, began a volume at 04:14 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 29, 11:29 PM CDT	FLASH FLOOD	Galena, IL	WATER 12 TO 18 INCHES DEEP ALONG THE SIDES OF THE ROAD.
Jun 29, 11:38 PM CDT	HEAVY RAIN 1.25	1 Ese Nora, IL	FELL IN 45 MINUTES
Jun 30, 1:58 AM CDT	FLASH FLOOD	Monmouth, IA	MAJOR STREAM FLOODING ON BEARS CREEK. 5.20 INCHES OF RAIN SINCE YESTERDAY.
Jun 30, 5:20 AM CDT	HEAVY RAIN 2.85	Fulton, IA	24HR 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, 4.2 hours before the alert went out and 85 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1816 J/kg
Mixed-layer CIN: -89 J/kg
Mixed-layer LCL: 1110 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 74 m²/s²
0-3 km storm-relative helicity: 126 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 5.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

845 
WGUS53 KDVN 300410
FFWDVN
IAC045-061-097-105-ILC015-085-177-301015-
/O.NEW.KDVN.FF.W.0011.140630T0410Z-140630T1015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1110 PM CDT SUN JUN 29 2014

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN CLINTON COUNTY IN EAST CENTRAL IOWA...
  JACKSON COUNTY IN EAST CENTRAL IOWA...
  THIS INCLUDES THE CITY OF MAQUOKETA...
  EASTERN JONES COUNTY IN EAST CENTRAL IOWA...
  SOUTHEASTERN DUBUQUE COUNTY IN NORTHEAST IOWA...
  THIS INCLUDES THE CITY OF DUBUQUE...
  CARROLL COUNTY IN NORTHWEST ILLINOIS...
  THIS INCLUDES THE CITY OF MOUNT CARROLL...
  JO DAVIESS COUNTY IN NORTHWEST ILLINOIS...
  THIS INCLUDES THE CITY OF GALENA...
  STEPHENSON COUNTY IN NORTHWEST ILLINOIS...
  THIS INCLUDES THE CITY OF FREEPORT...

* UNTIL 515 AM CDT MONDAY

* AT 1109 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR 
INDICATED   FLASH FLOODING FROM THUNDERSTORMS OVER THE WARNED AREA. 
TORRENTIAL RAINS OF 2 TO 3 INCHES IN A SHORT TIME ARE LIKELY.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SCALES
  MOUND...MENOMINEE...EAST DUBUQUE...COUNCIL HILL...CANTON...ST.
  DONATUS...LA MOTTE...ZWINGLE...PEOSTA...EPWORTH...CENTRALIA...
  BERNARD...BANKSTON AND ASBURY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING...ESPECIALLY WHILE DRIVING.

FLASH FLOODING IS LIKELY ON AREA STREAMS AND CREEK.

DO NOT DRIVE ON FLOODED ROADS. MOST FATALITIES OCCUR IN VEHICLES
SWEPT AWAY IN FLOOD WATERS AS SHALLOW AS 1 FOOT.

FLOODING OF SMALL STREAMS AND CREEKS...HIGHWAYS AND STREETS...
UNDERPASSES AND LOW LYING URBAN AND RURAL AREAS IS LIKELY.

&&

LAT...LON 4253 9064 4251 9063 4251 8962 4250 8940
      4220 8939 4219 8968 4196 8968 4197 9100
      4252 9100

$$

HAASE

2 follow-up statements

417 
WGUS73 KDVN 300510
FFSDVN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1210 AM CDT MON JUN 30 2014

IAC045-061-097-105-ILC015-085-177-301015-
/O.CON.KDVN.FF.W.0011.000000T0000Z-140630T1015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JACKSON IA-DUBUQUE IA-CLINTON IA-JONES IA-JO DAVIESS IL-STEPHENSON IL-
CARROLL IL-
1210 AM CDT MON JUN 30 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 515 AM CDT FOR
CARROLL...STEPHENSON...JO DAVIESS...EASTERN JONES...NORTHERN
CLINTON...SOUTHEASTERN DUBUQUE AND JACKSON COUNTIES...

AT 1207 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A THUNDERSTORM PRODUCING FLASH FLOODING OVER THE WARNED 
AREA. WATER WAS 1 TO 2 FEET DEEP ALONG THE SIDES OF ROADS IN GALENA.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WINSLOW...
ROCK CITY...LENA...DAVIS...DAKOTA...CEDARVILLE...WOODBINE...WARREN...
STOCKTON...SCHAPVILLE...SCALES MOUND...NORA...MENOMINEE...GALENA...
EAST DUBUQUE...COUNCIL HILL...APPLE RIVER...ST. DONATUS...PEOSTA...
EPWORTH...DUBUQUE...CENTRALIA...BANKSTON AND ASBURY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING...ESPECIALLY WHILE DRIVING.

FLASH FLOODING IS LIKELY ON AREA STREAMS AND CREEKS.

DO NOT DRIVE ON FLOODED ROADS. MOST FATALITIES OCCUR IN VEHICLES
SWEPT AWAY IN FLOOD WATERS AS SHALLOW AS 1 FOOT.

FLOODING OF SMALL STREAMS AND CREEKS...HIGHWAYS AND STREETS...
UNDERPASSES AND LOW LYING URBAN AND RURAL AREAS IS LIKELY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 AM CDT MONDAY MORNING FOR
EAST CENTRAL IOWA AND NORTHWEST ILLINOIS. A SEVERE THUNDERSTORM WATCH
ALSO REMAINS IN EFFECT UNTIL 300 AM CDT MONDAY MORNING FOR EASTERN
IOWA AND NORTHWEST ILLINOIS.

&&

LAT...LON 4253 9064 4251 9063 4251 8962 4250 8940
      4220 8939 4219 8968 4196 8968 4197 9100
      4252 9100

$$

HAASE

289 
WGUS73 KDVN 300936
FFSDVN

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
436 AM CDT MON JUN 30 2014

IAC045-061-097-105-ILC015-085-177-300945-
/O.CAN.KDVN.FF.W.0011.000000T0000Z-140630T1015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JACKSON IA-DUBUQUE IA-CLINTON IA-JONES IA-JO DAVIESS IL-STEPHENSON IL-
CARROLL IL-
436 AM CDT MON JUN 30 2014

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR CARROLL...
STEPHENSON...JO DAVIESS...EASTERN JONES...NORTHERN CLINTON...
SOUTHEASTERN DUBUQUE AND JACKSON COUNTIES...

RAINFALL HAS ENDED BUT RUNOFF WILL CONTINUE INTO THIS MORNING AND AN 
AREAL FLOOD WARNING HAS BEEN ISSUED UNTIL 1030 AM.

LAT...LON 4253 9064 4251 9063 4251 8962 4250 8940
      4220 8939 4219 8968 4196 8968 4197 9100
      4252 9100

$$

HAASE

The office that day

Everything else NWS Quad Cities, IA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 29, 10:08 PM CDT	Severe Thunderstorm Warning	DVN	Jo Daviess	37 min
Jun 29, 10:31 PM CDT	Tornado Warning	DVN	Carroll, Jo Daviess	29 min
Jun 29, 11:10 PM CDT	Severe Thunderstorm Warning	DVN	Carroll, Whiteside	50 min
Jun 29, 11:12 PM CDT	Flash Flood Watch	DVN	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	26 hr
Jun 29, 11:51 PM CDT	Flash Flood Warning	DVN	Carroll, Rock Island, Whiteside	6 hr
Jun 30, 12:30 AM CDT	Severe Thunderstorm Warning	DVN	Carroll, Rock Island, Whiteside	45 min
Jun 30, 1:33 AM CDT	Flash Flood Warning	DVN	Bureau, Henry, Mercer, Putnam, Rock Island, Whiteside	6 hr
Jun 30, 4:34 AM CDT	Areal Flood Warning	DVN	Carroll, Jo Daviess, Stephenson	6 hr
Jun 30, 4:39 AM CDT	Areal Flood Warning	DVN	Carroll, Rock Island, Whiteside	6 hr
Jun 30, 5:03 AM CDT	Areal Flood Warning	DVN	Bureau, Henry, Putnam, Rock Island, Whiteside	6 hr
Jun 30, 6:03 AM CDT	River Flood Warning	DVN	Henry, Rock Island, Whiteside	8 days
Jun 30, 6:03 AM CDT	River Flood Warning	DVN	Henry, Rock Island	8 days
Jun 30, 8:16 AM CDT	Special Weather Statement	DVN	Henderson, Mercer, Warren	59 min
Jun 30, 8:20 AM CDT	Severe Thunderstorm Warning	DVN	Henderson, Warren	40 min
Jun 30, 11:04 AM CDT	River Flood Warning	DVN	Stephenson	8 days
Jun 30, 11:04 AM CDT	River Flood Warning	DVN	Whiteside	7 days
Jun 30, 11:04 AM CDT	River Flood Warning	DVN	Henry	4 days
Jun 30, 3:44 PM CDT	Severe Thunderstorm Warning	DVN	Carroll, Jo Daviess, Rock Island, Whiteside	46 min
Jun 30, 4:08 PM CDT	Special Weather Statement	DVN	Carroll, Henry, Jo Daviess, Mercer, Rock Island, Stephenson and 1 more	52 min
Jun 30, 4:35 PM CDT	Flash Flood Warning	DVN	Rock Island	6 hr
Jun 30, 4:40 PM CDT	Special Weather Statement	DVN	Stephenson	50 min
Jun 30, 4:50 PM CDT	Special Weather Statement	DVN	Bureau, Henry	55 min
Jun 30, 5:14 PM CDT	Flash Flood Warning	DVN	Henry	6 hr
Jun 30, 5:22 PM CDT	Severe Thunderstorm Warning	DVN	Bureau, Putnam	53 min
Jun 29, 8:53 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Buchanan, Linn	67 min
Jun 29, 10:01 PM CDT	Flash Flood Warning	DVN	Benton, Buchanan, Delaware, Dubuque, Jones, Linn	6 hr
Jun 29, 10:53 PM CDT	Flash Flood Warning	DVN	Benton, Jones, Linn	6 hr
Jun 29, 11:15 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Cedar, Iowa, Johnson, Keokuk, Linn and 2 more	45 min
Jun 30, 12:49 AM CDT	River Flood Warning	DVN	Cedar, Johnson, Linn	7 days
Jun 30, 12:49 AM CDT	River Flood Warning	DVN	Lee	4 days
Jun 30, 1:05 AM CDT	River Flood Warning	DVN	Cedar, Jones, Linn	8 days
Jun 30, 2:28 AM CDT	River Flood Warning	DVN	Delaware, Jones	4 days
Jun 30, 2:28 AM CDT	River Flood Warning	DVN	Jackson	5 days
Jun 30, 2:28 AM CDT	River Flood Warning	DVN	Buchanan, Linn	4 days
Jun 30, 3:27 AM CDT	Areal Flood Warning	DVN	Benton, Buchanan, Delaware, Dubuque, Jones, Linn	6 hr
Jun 30, 4:31 AM CDT	Areal Flood Warning	DVN	Benton, Jones, Linn	6 hr
Jun 30, 5:49 AM CDT	River Flood Warning	DVN	Benton, Linn	6 days
Jun 30, 12:05 PM CDT	River Flood Warning	DVN	Johnson, Washington	10 days
Jun 30, 12:05 PM CDT	River Flood Warning	DVN	Johnson, Louisa, Washington	21 days
Jun 30, 1:51 PM CDT	Severe Thunderstorm Warning	DVN	Benton	54 min
Jun 30, 2:14 PM CDT	Severe Thunderstorm Warning	DVN	Iowa	61 min
Jun 30, 2:17 PM CDT	Tornado Warning	DVN	Benton	28 min
Jun 30, 2:21 PM CDT	Severe Thunderstorm Warning	DVN	Buchanan	24 min
Jun 30, 2:27 PM CDT	Severe Thunderstorm Warning	DVN	Keokuk	48 min
Jun 30, 2:38 PM CDT	Severe Thunderstorm Warning	DVN	Benton, Iowa, Linn	37 min
Jun 30, 2:46 PM CDT	Severe Thunderstorm Warning	DVN	Buchanan, Delaware	44 min
Jun 30, 2:53 PM CDT	Severe Thunderstorm Warning	DVN	Johnson	39 min
Jun 30, 2:54 PM CDT	Special Weather Statement	DVN	Benton, Buchanan, Cedar, Clinton, Delaware, Dubuque and 10 more	66 min
Jun 30, 2:59 PM CDT	Severe Thunderstorm Warning	DVN	Cedar, Clinton, Jackson, Jones, Muscatine, Scott	46 min
Jun 30, 3:13 PM CDT	Flash Flood Warning	DVN	Benton, Cedar, Iowa, Johnson, Jones, Linn	6 hr
Jun 30, 3:18 PM CDT	Severe Thunderstorm Warning	DVN	Delaware, Dubuque, Jackson	42 min
Jun 30, 3:53 PM CDT	Flash Flood Warning	DVN	Keokuk, Louisa, Muscatine, Washington	6 hr
Jun 30, 6:02 PM CDT	Flash Flood Warning	DVN	Buchanan, Delaware, Dubuque	6 hr

Nearby

Flash Flood Warnings in Iowa, 2014 Flash Flood Warnings in Illinois, 2014 Every flash flood warning in 2014

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.