Alert archive / Illinois / Flash Flood Warnings in 2014

Flash Flood Warning 13, NWS Quad Cities, IA

June 30, 20146 counties in Illinois; Muscatine County, Scott County, Iowa

NWS Quad Cities, IA issued this flash flood warning at Jun 30, 2014, 1:33 AM CDT for 6 counties in Illinois; Muscatine County, Scott County, Iowa. It was in force for 6 hr. 10 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 30, 2014, 1:33 AM CDT (06:33 UTC)
Expired: Jun 30, 2014, 7:30 AM CDT
In force: 6 hr
Issued by: NWS Quad Cities, IA
Area: Storm-based polygon
Flood severity: None

Counties Muscatine County, IA, Scott County, IA, Bureau County, IL, Henry County, IL, Mercer County, IL, Putnam County, IL, Rock Island County, IL, Whiteside County, IL

The radar

The Quad Cities radar (KDVN), 75 km from the middle of the area, began a volume at 06:32 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 30, 2:42 AM CDT	FLASH FLOOD	Coal Valley, IL	MUDSLIDES REPORTED AROUND COAL VALLEY.
Jun 30, 2:42 AM CDT	FLASH FLOOD	Colona, IL	INTERSECTIONS FLOODED.
Jun 30, 6:00 AM CDT	HEAVY RAIN 1.45	Le Claire, IA	24HR TOTAL TAKEN AT LOCK AND DAM 14.
Jun 30, 6:13 AM CDT	HEAVY RAIN 2.76	1 Ssw Cordova, IL	STORM TOTAL. STARTED AT 1220AM.
Jun 30, 6:32 AM CDT	HEAVY RAIN 4.15	1 E Princeton, IA	STORM TOTAL.
Jun 30, 6:55 AM CDT	HEAVY RAIN 1.3	4 N Davenport, IA	24HR TOTAL.
Jun 30, 6:58 AM CDT	HEAVY RAIN 4	3 Se Annawan, IL	LOTS OF FIELD FLOODING
Jun 30, 7:00 AM CDT	HEAVY RAIN 1.4	Davenport Municipal Air, IA	24HR TOTAL.
Jun 30, 7:00 AM CDT	HEAVY RAIN 1.66	Moline Quad-City Airpor, IL	24HR TOTAL.
Jun 30, 7:00 AM CDT	HEAVY RAIN 2.01	Princeton, IL	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, 6.6 hours before the alert went out and 70 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.

909 
WGUS53 KDVN 300633
FFWDVN
IAC139-163-ILC011-073-131-155-161-195-301230-
/O.NEW.KDVN.FF.W.0013.140630T0633Z-140630T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
133 AM CDT MON JUN 30 2014

THE NATIONAL WEATHER SERVICE IN THE QUAD CITIES HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHEASTERN MUSCATINE COUNTY IN EAST CENTRAL IOWA...
  SOUTHERN SCOTT COUNTY IN EAST CENTRAL IOWA...
  THIS INCLUDES THE CITIES OF...DAVENPORT...BETTENDORF...
  BUREAU COUNTY IN NORTH CENTRAL ILLINOIS...
  THIS INCLUDES THE CITY OF PRINCETON...
  PUTNAM COUNTY IN NORTH CENTRAL ILLINOIS...
  THIS INCLUDES THE CITY OF HENNEPIN...
  HENRY COUNTY IN NORTHWEST ILLINOIS...
  THIS INCLUDES THE CITIES OF...KEWANEE...CAMBRIDGE...
  EASTERN MERCER COUNTY IN NORTHWEST ILLINOIS...
  ROCK ISLAND COUNTY IN NORTHWEST ILLINOIS...
  THIS INCLUDES THE CITIES OF...ROCK ISLAND...MOLINE...EAST MOLINE...
  SOUTHERN WHITESIDE COUNTY IN NORTHWEST ILLINOIS...

* UNTIL 730 AM CDT

* AT 129 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  FLASH FLOODING FROM THUNDERSTORMS OVER THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BUFFALO...
  HOOPPOLE...WALNUT...OSBORN...CLEVELAND...SILVIS...RAPIDS CITY...
  PORT BYRON...HAMPTON...CORDOVA...TAMPICO...PROPHETSTOWN...ERIE...
  DEER GROVE...WALCOTT...RIVERDALE...PRINCETON...LE CLAIRE...ELDRIDGE
  AND BLUE GRASS.

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.

&&

LAT...LON 4111 8935 4115 8934 4114 8963 4123 8965
      4123 8986 4115 8987 4115 9043 4108 9044
      4108 9067 4165 9086 4173 8963 4159 8963
      4158 8916 4111 8915

$$

HAASE

2 follow-up statements

850 
WGUS73 KDVN 300811
FFSDVN

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

IAC139-ILC131-300816-
/O.CAN.KDVN.FF.W.0013.000000T0000Z-140630T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MUSCATINE IA-MERCER IL-
311 AM CDT MON JUN 30 2014

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR EASTERN MERCER AND
NORTHEASTERN MUSCATINE COUNTIES...

THUNDERSTORMS HAVE MOVED OUT OF THE AREA EARLY THIS MORNING AND THE 
THREAT OF FLASH FLOODING HAS ENDED.


LAT...LON 4111 8915 4111 8934 4113 8934 4115 8934
      4114 8963 4123 8965 4123 8986 4115 8987
      4115 9043 4132 9043 4133 9066 4166 9071
      4173 8963 4159 8963 4158 8916

$$

IAC163-ILC011-073-155-161-195-301230-
/O.CON.KDVN.FF.W.0013.000000T0000Z-140630T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SCOTT IA-HENRY IL-PUTNAM IL-ROCK ISLAND IL-WHITESIDE IL-BUREAU IL-
311 AM CDT MON JUN 30 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 AM CDT FOR
BUREAU...SOUTHERN WHITESIDE...EASTERN ROCK ISLAND...PUTNAM...HENRY
AND SOUTHEASTERN SCOTT COUNTIES...

AT 242 AM CDT...LAW ENFORCEMENT REPORTED MUDSLIDES AND FLOODED 
INTERSECTIONS IN THE COLONA AND COAL VALLEY AREAS IN HENRY COUNTY 
ILLINOIS. SCATTERED THUNDERSTORMS PRODUCING HEAVY RAINFALL AND LOCAL 
FLASH FLOODING WILL CONTINUE EARLY THIS MORNING.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WYANET...
WALNUT...SPRING VALLEY...SHEFFIELD...PRINCETON...LADD...LA MOILLE...
DEPUE...DALZELL...BUDA...WARNER...OSBORN...HOOPPOLE...GENESEO...
COLONA...CLEVELAND...ATKINSON...ANNAWAN...SILVIS...ROCK ISLAND...
RAPIDS CITY...PORT BYRON...OAK GROVE...MOLINE...MILAN...HAMPTON...
EAST MOLINE...CORDOVA...COAL VALLEY...TAMPICO...AND PROPHETSTOWN.

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.

&&

LAT...LON 4111 8915 4111 8934 4113 8934 4115 8934
      4114 8963 4123 8965 4123 8986 4115 8987
      4115 9043 4132 9043 4133 9066 4166 9071
      4173 8963 4159 8963 4158 8916

$$

HAASE

438 
WGUS73 KDVN 301007
FFSDVN

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

IAC163-ILC011-073-155-161-195-301016-
/O.CAN.KDVN.FF.W.0013.000000T0000Z-140630T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SCOTT IA-HENRY IL-PUTNAM IL-ROCK ISLAND IL-WHITESIDE IL-BUREAU IL-
507 AM CDT MON JUN 30 2014

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR BUREAU...SOUTHERN
WHITESIDE...EASTERN ROCK ISLAND...PUTNAM...HENRY AND SOUTHEASTERN
SCOTT COUNTIES...

HEAVY RAIN HAS ENDED BUT RUNOFF WILL CONTINUE INTO THIS MORNING 
AND AN AREAL FLOOD WARNING HAS BEEN ISSUED UNTIL 1100 AM.


LAT...LON 4111 8915 4111 8934 4113 8934 4115 8934
      4114 8963 4123 8965 4123 8986 4115 8987
      4115 9043 4132 9043 4133 9066 4166 9071
      4173 8963 4159 8963 4158 8916

$$

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	Flash Flood Warning	DVN	Carroll, Jo Daviess, Stephenson	6 hr
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, 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 Illinois, 2014 Flash Flood Warnings in Iowa, 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.