Alert archive / Iowa / Flash Flood Watches in 2014

Flash Flood Watch 5, NWS Quad Cities, IA

September 9, 201421 counties in Iowa; 13 counties in Illinois; Clark County, Scotland County, Missouri

NWS Quad Cities, IA issued this flash flood watch at Sep 9, 2014, 3:13 AM CDT for 21 counties in Iowa; 13 counties in Illinois; Clark County, Scotland County, Missouri. It took effect at Sep 9, 2014, 7:00 PM CDT. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Sep 9, 2014, 3:13 AM CDT (08:13 UTC)
In effect from
Sep 9, 2014, 7:00 PM CDT
Expired
Sep 10, 2014, 9:00 AM CDT
In force
14 hr
Issued by
NWS Quad Cities, IA
Flood severity
None
All 36 counties

Benton County, IA, Buchanan County, IA, Cedar County, IA, Clinton County, IA, Delaware County, IA, Des Moines County, IA, Dubuque County, IA, Henry County, IA, Iowa County, IA, Jackson County, IA, Jefferson County, IA, Johnson County, IA, Jones County, IA, Keokuk County, IA, Lee County, IA, Linn County, IA, Louisa County, IA, Muscatine County, IA, Scott County, IA, Van Buren County, IA, Washington County, IA, Bureau County, IL, Carroll County, IL, Hancock County, IL, Henderson County, IL, Henry County, IL, Jo Daviess County, IL, McDonough County, IL, Mercer County, IL, Putnam County, IL, Rock Island County, IL, Stephenson County, IL, Warren County, IL, Whiteside County, IL, Clark County, MO, Scotland County, MO

The radar

The Quad Cities radar (KDVN), 41 km from the middle of the area, began a volume at 08:16 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 forecasters said that day

The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Quad Cities, IA wrote its last area forecast discussion before this flash flood watch went out at Sep 9, 3:08 AM CDT, 5 minutes earlier.

Area forecast discussion, Sep 9, 3:08 AM CDT, 5 minutes before
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Hazardous weather outlook, Sep 8, 3:24 PM CDT, 11 hours 49 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
324 PM CDT MON SEP 8 2014

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-091100-
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON-
CEDAR-CLINTON-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-
HENRY IA-DES MOINES-VAN BUREN-LEE-JO DAVIESS-STEPHENSON-CARROLL-
WHITESIDE-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-
WARREN-HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
324 PM CDT MON SEP 8 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
ILLINOIS...NORTHWEST ILLINOIS...WEST CENTRAL ILLINOIS...EAST
CENTRAL IOWA...NORTHEAST IOWA...SOUTHEAST IOWA AND NORTHEAST
MISSOURI.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED TO WIDESPREAD THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS
EVENING AND CONTINUE INTO THE OVERNIGHT HOURS... ESPECIALLY OVER
EASTERN IOWA. A FEW OF THE STRONGEST STORMS MAY PRODUCE WIND GUSTS
AROUND 50 MPH AND SMALL HAIL. LOCALLY HEAVY RAINFALL AROUND AN
INCH OR SO IS ALSO POSSIBLE...RESULTING IN PONDING WATER AND
REDUCED VISIBILITY FOR BRIEF PERIODS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THE STORM PREDICTION CENTER IS FORECASTING A SLIGHT RISK FOR SEVERE
THUNDERSTORMS OVER THE ENTIRE OUTLOOK AREA LATE TUESDAY AFTERNOON
AND TUESDAY NIGHT. THE MAIN THREATS WILL BE DAMAGING STRAIGHT LINE
WINDS AND LOCALIZED FLASH FLOODING...WITH A LESSER THREAT OF LARGE
HAIL OR AN ISOLATED TORNADO. WIDESPREAD 1 TO 2 INCH RAINFALL AMOUNTS
ARE LIKELY THROUGH WEDNESDAY MORNING. SOME ISOLATED AREAS MAY SEE
REPEATING ROUNDS OF STORMS TUESDAY NIGHT...RESULTING IN EVEN HIGHER
TOTALS OVER 3 INCHES. THIS COULD CAUSE LOCALIZED FLASH FLOODING AND
RISES ON CREEKS AND STREAMS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED THROUGH TONIGHT....BUT MAY BE NEEDED
LATE TUESDAY AFTERNOON AND TUESDAY NIGHT.

RP KINNEY/ERVIN

In the hours before

Special weather statement, Sep 8, 10:51 PM CDT, 4 hours 22 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1051 PM CDT MON SEP 8 2014

IAZ040>042-052>054-065>068-ILZ001-002-007-009-015-090700-
BUCHANAN-DELAWARE-DUBUQUE-LINN-JONES-JACKSON-CEDAR-CLINTON-
MUSCATINE-SCOTT-JO DAVIESS-STEPHENSON-CARROLL-WHITESIDE-
ROCK ISLAND-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
CEDAR RAPIDS...ANAMOSA...MAQUOKETA...TIPTON...CLINTON...
MUSCATINE...BETTENDORF...DAVENPORT...GALENA...FREEPORT...
MOUNT CARROLL...STERLING...ROCK FALLS...MOLINE...ROCK ISLAND
1051 PM CDT MON SEP 8 2014

...THUNDERSTORMS...SOME STRONG EXPECTED THROUGH 2 AM...

AN AREA OF THUNDERSTORMS AND SHOWERS WILL MOVE ACROSS MOST OF THE
REGION THROUGH 2 AM. MOST LOCATIONS WILL PICK UP MODERATE RAINFALL
AMOUNTS OF A QUARTER UP TO THREE QUARTERS OF AN INCH. THE STRONGEST
STORMS MAY PRODUCE BRIEF EPISODES OF PEA SIZED HAIL.

NICHOLS
Special weather statement, Sep 8, 11:02 PM CDT, 4 hours 11 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1102 PM CDT MON SEP 8 2014

IAZ040>042-052>054-065>068-ILZ001-002-007-009-015-090700-
BUCHANAN-DELAWARE-DUBUQUE-LINN-JONES-JACKSON-CEDAR-CLINTON-
MUSCATINE-SCOTT-JO DAVIESS-STEPHENSON-CARROLL-WHITESIDE-
ROCK ISLAND-
INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...DUBUQUE...
CEDAR RAPIDS...ANAMOSA...MAQUOKETA...TIPTON...CLINTON...
MUSCATINE...BETTENDORF...DAVENPORT...GALENA...FREEPORT...
MOUNT CARROLL...STERLING...ROCK FALLS...MOLINE...ROCK ISLAND
1102 PM CDT MON SEP 8 2014

...THUNDERSTORMS...SOME STRONG EXPECTED THROUGH 2 AM...

AN AREA OF THUNDERSTORMS AND SHOWERS WILL MOVE ACROSS MOST OF THE
REGION THROUGH 2 AM. MOST LOCATIONS WILL PICK UP MODERATE RAINFALL
TO LOCALLY HEAVY AMOUNTS OF A QUARTER UP TO OVER AN AN INCH. THE
STRONGEST STORMS MAY PRODUCE BRIEF EPISODES OF PEA SIZED HAIL.

NICHOLS
Special weather statement, Sep 9, 12:34 AM CDT, 2 hours 39 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1234 AM CDT TUE SEP 9 2014

IAZ040-041-052-053-064-065-067-068-090730-
SCOTT IA-MUSCATINE IA-LINN IA-JOHNSON IA-DELAWARE IA-BUCHANAN IA-
CEDAR IA-JONES IA-
1234 AM CDT TUE SEP 9 2014

...HEAVY RAINS CONTINUE TO FALL...

THUNDERSTORMS WITH HEAVY RAIN CONTINUE TO FORM OVER LOCATIONS FROM
JUST EAST OF INDEPENDENCE TO MARION...TO TIPTON IOWA. THESE
LOCATIONS HAVE ALREADY RECEIVED 1 TO 2 INCHES OF RAIN SINCE 9
PM...AND COULD SEE ANOTHER INCH OR MORE THROUGH 3 AM.

EXPECT PONDING OF WATER ON ROADS AND IN LOW-LYING AREAS...AND RISES
IN AREA STREAMS AND CREEKS.

&&

LAT...LON 4261 9141 4155 9085 4172 9152 4210 9180
      4259 9184

ERVIN
Special weather statement, Sep 9, 2:19 AM CDT, 54 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
219 AM CDT TUE SEP 9 2014

ILZ015-016-024-090815-
HENRY-MERCER-ROCK ISLAND-
219 AM CDT TUE SEP 9 2014

...INTENSE THUNDERSTORM WITH TORRENTIAL RAIN...GUSTY WINDS...AND
HAIL...

AT 217 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR CABLE...OR 14 MILES WEST OF CAMBRIDGE...
MOVING EAST AT 30 MPH.

* THE THUNDERSTORM WILL BE NEAR...
  LYNN CENTER...ALPHA AND 6 MILES SOUTH OF ORION AROUND 225 AM CDT...
  6 MILES NORTH OF WOODHULL AROUND 230 AM CDT...
  ANDOVER AROUND 235 AM CDT...
  CAMBRIDGE AROUND 240 AM CDT...
  GALVA AROUND 300 AM CDT...
  KEWANEE AROUND 310 AM CDT...

PENNY SIZE HAIL...WINDS GREATER THAN 35 MPH...CONTINUOUS CLOUD TO
GROUND LIGHTNING...TORRENTIAL RAIN...ARE EXPECTED WITH THIS
STORM.

EXPECT PONDING OF WATER ON ROADS AND IN LOW-LYING AREAS.

LAT...LON 4115 8987 4114 8995 4114 9013 4115 9014
      4115 9018 4119 9057 4137 9056 4139 8997
      4133 8988 4123 8986 4115 8986
TIME...MOT...LOC 0719Z 274DEG 28KT 4127 9044

ERVIN
Local storm report, Sep 9, 3:03 AM CDT, 10 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Sep 9, 12:34 AM CDTSpecial Weather StatementDVNCedar, Delaware, Linn116 min
Sep 9, 2:19 AM CDTSpecial Weather StatementDVNHenry56 min

Nearby

Flash Flood Watches in Iowa, 2014Flash Flood Watches in Illinois, 2014Flash Flood Watches in Missouri, 2014Every flash flood watch 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; radar from the NEXRAD Level II archive.