Alert archive / Iowa / Flash Flood Watches in 2011

Flash Flood Watch 3, NWS Des Moines, IA

June 13, 201124 counties in Iowa

NWS Des Moines, IA issued this flash flood watch at Jun 13, 2011, 3:32 PM CDT for 24 counties in Iowa. It took effect at Jun 13, 2011, 10:00 PM CDT. It was in force for 30 hr.

The area

The counties it named.

The facts

Issued
Jun 13, 2011, 3:32 PM CDT (20:32 UTC)
In effect from
Jun 13, 2011, 10:00 PM CDT
Expired
Jun 15, 2011, 3:45 AM CDT
In force
30 hr
Issued by
NWS Des Moines, IA
Flood severity
None
All 24 counties

Adair County, IA, Adams County, IA, Appanoose County, IA, Audubon County, IA, Cass County, IA, Clarke County, IA, Dallas County, IA, Davis County, IA, Decatur County, IA, Guthrie County, IA, Jasper County, IA, Lucas County, IA, Madison County, IA, Mahaska County, IA, Marion County, IA, Monroe County, IA, Polk County, IA, Poweshiek County, IA, Ringgold County, IA, Taylor County, IA, Union County, IA, Wapello County, IA, Warren County, IA, Wayne County, IA

The radar

The Des Moines radar (KDMX), 60 km from the middle of the area, began a volume at 20:34 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

Omaha, NE (KOAX), launched 12:00Z, 8.5 hours before the alert went out and 226 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-pSkew-T log-p diagram, Omaha, NE at 12:00Z on 2011-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 529 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Omaha, NE at 12:00Z on 2011-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 160 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
529 J/kg
Mixed-layer CIN
-329 J/kg
Mixed-layer LCL
727 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
160 m²/s²
0-3 km storm-relative helicity
193 m²/s²
Significant tornado parameter
0.0
Supercell composite
7.4

Open this sounding in Storm Lab

The text

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

964 
WGUS63 KDMX 132032
FFADMX

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE DES MOINES IA
332 PM CDT MON JUN 13 2011

...HEAVY RAINFALL POSSIBLE OVER SOUTHERN AND CENTRAL IOWA TONIGHT...

.A WARM FRONT SOUTH OF THE REGION WILL BECOME ACTIVE TONIGHT WITH
THUNDERSTORMS DEVELOPING OVER SOUTHERN IOWA AND THEN BUILDING
NORTH DURING THE OVERNIGHT HOURS. WITH RECENT LOCALLY HEAVY
RAINFALL TODAY CURRENT SOIL MOISTURE IS RELATIVELY HIGH AND ANY
ADDITIONAL HEAVY RAIN TONIGHT COULD LEAD TO FLASH FLOODING. 

IAZ057>062-070>075-081>086-092>097-140445-
/O.NEW.KDMX.FF.A.0003.110614T0300Z-110614T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-POWESHIEK-CASS-ADAIR-MADISON-
WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-
TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...AUDUBON...GUTHRIE CENTER...ADEL...
DES MOINES...NEWTON...GRINNELL...ATLANTIC...GREENFIELD...
WINTERSET...INDIANOLA...KNOXVILLE...OSKALOOSA...CORNING...
CRESTON...OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...
MOUNT AYR...LEON...CORYDON...CENTERVILLE...BLOOMFIELD
332 PM CDT MON JUN 13 2011

...FLASH FLOOD WATCH IN EFFECT FROM 10 PM CDT THIS EVENING
THROUGH TUESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

* FLASH FLOOD WATCH FOR PORTIONS OF CENTRAL IOWA...SOUTH CENTRAL 
  IOWA...SOUTHEAST IOWA...SOUTHWEST IOWA AND WEST CENTRAL IOWA...
   INCLUDING THE FOLLOWING AREAS...IN CENTRAL IOWA...DALLAS... 
  JASPER...POLK AND POWESHIEK. IN SOUTH CENTRAL IOWA... 
  APPANOOSE...CLARKE...DECATUR...LUCAS...MADISON...MAHASKA... 
  MARION...MONROE...RINGGOLD...UNION...WARREN AND WAYNE. IN 
  SOUTHEAST IOWA...DAVIS AND WAPELLO. IN SOUTHWEST IOWA... 
  ADAIR...ADAMS...CASS AND TAYLOR. IN WEST CENTRAL IOWA... 
  AUDUBON AND GUTHRIE. 

* FROM 10 PM CDT THIS EVENING THROUGH TUESDAY MORNING

* THUNDERSTORMS WITH HEAVY RAINFALL ARE EXPECTED TO DEVELOP AFTER
  8 PM THIS EVENING AND CONTINUE DURING THE OVERNIGHT HOURS.
  LOCALLY HEAVY RAINFALL OF 1 TO 3 INCHES WILL BE POSSIBLE IN SOME
  OF THE HEAVIER STORMS. 


* RAPID RISES ON CREEKS AND SMALL STREAMS IS POSSIBLE ALONG WITH
  URBAN STREET FLOODING. PERSONS IN THE WATCH AREA SHOULD BE ALERT
  TO RAPIDLY CHANGING CONDITIONS...ESPECIALLY IN FLOOD PRONE
  AREAS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$

REV
6 follow-up statements
665 
WGUS63 KDMX 140201
FFADMX

FLOOD WATCH
NATIONAL WEATHER SERVICE DES MOINES IA
901 PM CDT MON JUN 13 2011

...HEAVY RAINFALL POSSIBLE OVER CENTRAL AND SOUTHERN IOWA
TONIGHT...

.THUNDERSTORMS WILL CONTINUE TO DEVELOP ALONG AND NORTH OF A WARM
FRONT SITUATED ACROSS NORTHERN MISSOURI TONIGHT INTO EARLY
TUESDAY. WITH RECENT LOCALLY HEAVY RAINFALL OVER THE PAST FEW DAYS
INCLUDING HEAVIER RAINS TODAY...CURRENT SOIL MOISTURE IS
RELATIVELY HIGH AND ANY ADDITIONAL HEAVY RAIN TONIGHT COULD LEAD
TO FLASH FLOODING.

IAZ057>062-070>075-081>086-092>097-141000-
/O.CON.KDMX.FF.A.0003.110614T0300Z-110614T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-POWESHIEK-CASS-ADAIR-MADISON-
WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-
TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...AUDUBON...GUTHRIE CENTER...ADEL...
DES MOINES...NEWTON...GRINNELL...ATLANTIC...GREENFIELD...
WINTERSET...INDIANOLA...KNOXVILLE...OSKALOOSA...CORNING...
CRESTON...OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...
MOUNT AYR...LEON...CORYDON...CENTERVILLE...BLOOMFIELD
901 PM CDT MON JUN 13 2011

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH TUESDAY MORNING...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF CENTRAL IOWA...SOUTH CENTRAL IOWA...SOUTHEAST 
  IOWA...SOUTHWEST IOWA AND WEST CENTRAL IOWA...INCLUDING THE 
  FOLLOWING AREAS...IN CENTRAL IOWA...DALLAS...JASPER...POLK AND 
  POWESHIEK. IN SOUTH CENTRAL IOWA...APPANOOSE...CLARKE... 
  DECATUR...LUCAS...MADISON...MAHASKA...MARION...MONROE... 
  RINGGOLD...UNION...WARREN AND WAYNE. IN SOUTHEAST IOWA...DAVIS 
  AND WAPELLO. IN SOUTHWEST IOWA...ADAIR...ADAMS...CASS AND 
  TAYLOR. IN WEST CENTRAL IOWA...AUDUBON AND GUTHRIE. 

* THROUGH TUESDAY MORNING

* THUNDERSTORMS WITH HEAVY RAINFALL ARE EXPECTED TO INCREASE IN
  COVERAGE OVER THE NEXT FEW HOURS AND CONTINUE DURING THE OVERNIGHT
  HOURS. LOCALLY HEAVY RAINFALL OF 1 TO 3 INCHES WILL BE POSSIBLE
  IN SOME OF THE HEAVIER STORMS.

* RAPID RISES ON CREEKS AND SMALL STREAMS IS POSSIBLE ALONG WITH 
  URBAN STREET FLOODING. PERSONS IN THE WATCH AREA SHOULD BE 
  ALERT TO RAPIDLY CHANGING CONDITIONS...ESPECIALLY IN FLOOD 
  PRONE AREAS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$

MJB
627 
WGUS63 KDMX 140829
FFADMX

URGENT - IMMEDIATE BROADCAST REQUESTED
FLOOD WATCH
NATIONAL WEATHER SERVICE DES MOINES IA
329 AM CDT TUE JUN 14 2011

...HEAVY RAINFALL POSSIBLE OVER CENTRAL AND SOUTH CENTRAL IOWA
ONCE AGAIN TONIGHT...

.THUNDERSTORMS WITH VERY HEAVY RAINFALL MOVED ACROSS THE AREA
OVERNIGHT. THESE STORMS COMBINED WITH HEAVY RAIN OVER THE PAST
WEEK HAVE CREATED VERY WET CONDITIONS ACROSS CENTRAL AND SOUTH
CENTRAL IOWA INCLUDING STREAMS ALREADY RUNNING NEAR TO ABOVE BANKFULL.
ADDITIONAL THUNDERSTORMS WITH VERY HEAVY RAINFALL AREA POSSIBLE
ONCE AGAIN TONIGHT. A PERIOD OF MOSTLY DRY WEATHER WILL OCCUR
DURING THE DAY TODAY ACROSS THE WATCH AREA.

IAZ057>062-070>075-081>086-092>097-141630-
/O.EXT.KDMX.FF.A.0003.000000T0000Z-110615T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-POWESHIEK-CASS-ADAIR-MADISON-
WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-
TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...AUDUBON...GUTHRIE CENTER...ADEL...
DES MOINES...NEWTON...GRINNELL...ATLANTIC...GREENFIELD...
WINTERSET...INDIANOLA...KNOXVILLE...OSKALOOSA...CORNING...
CRESTON...OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...
MOUNT AYR...LEON...CORYDON...CENTERVILLE...BLOOMFIELD
329 AM CDT TUE JUN 14 2011

...FLASH FLOOD WATCH NOW IN EFFECT THROUGH WEDNESDAY MORNING...

THE FLASH FLOOD WATCH IS NOW IN EFFECT FOR

* PORTIONS OF CENTRAL IOWA...SOUTH CENTRAL IOWA...SOUTHEAST 
  IOWA...SOUTHWEST IOWA AND WEST CENTRAL IOWA...INCLUDING THE 
  FOLLOWING AREAS...IN CENTRAL IOWA...DALLAS...JASPER...POLK AND 
  POWESHIEK. IN SOUTH CENTRAL IOWA...APPANOOSE...CLARKE... 
  DECATUR...LUCAS...MADISON...MAHASKA...MARION...MONROE... 
  RINGGOLD...UNION...WARREN AND WAYNE. IN SOUTHEAST IOWA...DAVIS 
  AND WAPELLO. IN SOUTHWEST IOWA...ADAIR...ADAMS...CASS AND 
  TAYLOR. IN WEST CENTRAL IOWA...AUDUBON AND GUTHRIE. 

* THROUGH WEDNESDAY MORNING

* THUNDERSTORMS WITH HEAVY RAINFALL ARE EXPECTED TO REDEVELOP LATE
  THIS AFTERNOON AND INTO THIS EVENING. ADDITIONAL RAINFALL
  AMOUNTS OF 1 TO 3 INCHES ARE POSSIBLE.

* RAPID RISES ON CREEKS AND SMALL STREAMS IS POSSIBLE ALONG WITH
  SIGNIFICANT PONDING AND URBAN FLOODING. PERSONS IN THE WATCH
  AREA SHOULD BE ALERT TO RAPIDLY CHANGING CONDITIONS...ESPECIALLY
  IN FLOOD PRONE AREAS. NUMEROUS RIVERS AND STREAMS LIKELY WILL
  EXCEED FLOOD STAGE FROM THIS RAINFALL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$

DONAVON
824 
WGUS63 KDMX 141605
FFADMX

FLOOD WATCH
NATIONAL WEATHER SERVICE DES MOINES IA
1105 AM CDT TUE JUN 14 2011

...HEAVY RAINFALL POSSIBLE OVER CENTRAL AND SOUTH CENTRAL IOWA
ONCE AGAIN TONIGHT...

.THUNDERSTORMS WITH VERY HEAVY RAINFALL MOVED ACROSS THE AREA
LAST NIGHT. THESE STORMS COMBINED WITH HEAVY RAIN OVER THE PAST WEEK
HAVE CREATED VERY WET CONDITIONS ACROSS CENTRAL AND SOUTH CENTRAL
IOWA INCLUDING STREAMS ALREADY RUNNING NEAR TO ABOVE BANKFULL.
ADDITIONAL THUNDERSTORMS WITH VERY HEAVY RAINFALL AREA POSSIBLE
ONCE AGAIN TONIGHT. A PERIOD OF MOSTLY DRY WEATHER WILL OCCUR
DURING THE DAY TODAY ACROSS THE WATCH AREA.

IAZ057>062-070>075-081>086-092>097-150015-
/O.CON.KDMX.FF.A.0003.000000T0000Z-110615T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-POWESHIEK-CASS-ADAIR-MADISON-
WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-
TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...AUDUBON...GUTHRIE CENTER...ADEL...
DES MOINES...NEWTON...GRINNELL...ATLANTIC...GREENFIELD...
WINTERSET...INDIANOLA...KNOXVILLE...OSKALOOSA...CORNING...
CRESTON...OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...
MOUNT AYR...LEON...CORYDON...CENTERVILLE...BLOOMFIELD
1105 AM CDT TUE JUN 14 2011

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH WEDNESDAY
MORNING...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF CENTRAL IOWA...SOUTH CENTRAL IOWA...SOUTHEAST 
  IOWA...SOUTHWEST IOWA AND WEST CENTRAL IOWA...INCLUDING THE 
  FOLLOWING AREAS...IN CENTRAL IOWA...DALLAS...JASPER...POLK AND 
  POWESHIEK. IN SOUTH CENTRAL IOWA...APPANOOSE...CLARKE... 
  DECATUR...LUCAS...MADISON...MAHASKA...MARION...MONROE... 
  RINGGOLD...UNION...WARREN AND WAYNE. IN SOUTHEAST IOWA...DAVIS 
  AND WAPELLO. IN SOUTHWEST IOWA...ADAIR...ADAMS...CASS AND 
  TAYLOR. IN WEST CENTRAL IOWA...AUDUBON AND GUTHRIE. 

* THROUGH WEDNESDAY MORNING

* THUNDERSTORMS WITH HEAVY RAINFALL ARE EXPECTED TO REDEVELOP 
  LATE THIS AFTERNOON AND INTO THIS EVENING. ADDITIONAL RAINFALL 
  AMOUNTS OF 1 TO 3 INCHES ARE POSSIBLE. 

* RAPID RISES ON CREEKS AND SMALL STREAMS IS POSSIBLE ALONG WITH 
  SIGNIFICANT PONDING AND URBAN FLOODING. PERSONS IN THE WATCH 
  AREA SHOULD BE ALERT TO RAPIDLY CHANGING CONDITIONS... 
  ESPECIALLY IN FLOOD PRONE AREAS. NUMEROUS RIVERS AND STREAMS 
  LIKELY WILL EXCEED FLOOD STAGE FROM THIS RAINFALL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$

REV
158 
WGUS63 KDMX 142207
FFADMX

FLOOD WATCH
NATIONAL WEATHER SERVICE DES MOINES IA
507 PM CDT TUE JUN 14 2011

...HEAVY RAINFALL POSSIBLE OVER CENTRAL AND SOUTH CENTRAL IOWA
ONCE AGAIN TONIGHT...

.THUNDERSTORMS WITH VERY HEAVY RAINFALL MOVED ACROSS THE AREA
LAST NIGHT. THESE STORMS COMBINED WITH HEAVY RAIN OVER THE PAST
WEEK HAVE CREATED VERY WET CONDITIONS ACROSS CENTRAL AND SOUTH
CENTRAL IOWA INCLUDING STREAMS ALREADY RUNNING NEAR TO ABOVE
BANK FULL. ADDITIONAL THUNDERSTORMS WITH VERY HEAVY RAINFALL ARE
POSSIBLE ONCE AGAIN TONIGHT.

IAZ057>062-070>075-081>086-092>097-150615-
/O.CON.KDMX.FF.A.0003.000000T0000Z-110615T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-POWESHIEK-CASS-ADAIR-MADISON-
WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-
TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...AUDUBON...GUTHRIE CENTER...ADEL...
DES MOINES...NEWTON...GRINNELL...ATLANTIC...GREENFIELD...
WINTERSET...INDIANOLA...KNOXVILLE...OSKALOOSA...CORNING...
CRESTON...OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...
MOUNT AYR...LEON...CORYDON...CENTERVILLE...BLOOMFIELD
507 PM CDT TUE JUN 14 2011

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH WEDNESDAY
MORNING...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF CENTRAL IOWA...SOUTH CENTRAL IOWA...SOUTHEAST 
  IOWA...SOUTHWEST IOWA AND WEST CENTRAL IOWA...INCLUDING THE 
  FOLLOWING AREAS...IN CENTRAL IOWA...DALLAS...JASPER...POLK AND 
  POWESHIEK. IN SOUTH CENTRAL IOWA...APPANOOSE...CLARKE... 
  DECATUR...LUCAS...MADISON...MAHASKA...MARION...MONROE... 
  RINGGOLD...UNION...WARREN AND WAYNE. IN SOUTHEAST IOWA...DAVIS 
  AND WAPELLO. IN SOUTHWEST IOWA...ADAIR...ADAMS...CASS AND 
  TAYLOR. IN WEST CENTRAL IOWA...AUDUBON AND GUTHRIE. 

* THROUGH WEDNESDAY MORNING

* THUNDERSTORMS WITH HEAVY RAINFALL ARE EXPECTED TO REDEVELOP 
  LATE THIS AFTERNOON AND INTO THIS EVENING. ADDITIONAL RAINFALL 
  AMOUNTS OF 1 TO 3 INCHES ARE POSSIBLE. 

* RAPID RISES ON CREEKS AND SMALL STREAMS ARE POSSIBLE ALONG WITH
  SIGNIFICANT PONDING AND URBAN FLOODING. PERSONS IN THE WATCH
  AREA SHOULD BE ALERT FOR RAPIDLY CHANGING CONDITIONS...
  ESPECIALLY IN FLOOD PRONE AREAS. NUMEROUS RIVERS AND STREAMS
  LIKELY WILL EXCEED FLOOD STAGE FROM THIS RAINFALL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$

LEE
290 
WGUS63 KDMX 150233
FFADMX

FLOOD WATCH
NATIONAL WEATHER SERVICE DES MOINES IA
933 PM CDT TUE JUN 14 2011

...HEAVY RAINFALL OVER PARTS OF CENTRAL AND SOUTH CENTRAL IOWA
ONCE AGAIN TONIGHT...

.THUNDERSTORMS WITH VERY HEAVY RAINFALL MOVED ACROSS THE AREA
LAST NIGHT. THESE STORMS COMBINED WITH HEAVY RAIN OVER THE PAST
WEEK HAVE CREATED VERY WET CONDITIONS ACROSS CENTRAL AND SOUTH
CENTRAL IOWA INCLUDING STREAMS ALREADY RUNNING NEAR TO ABOVE BANK
FULL. ADDITIONAL THUNDERSTORMS ARE AFFECTING THE AREA AGAIN
TONIGHT...PRODUCING LOCALLY HEAVY RAINFALL THAT COULD LEAD TO MORE
FLASH FLOODING.

IAZ057>062-070>075-081>086-092>097-151045-
/O.CON.KDMX.FF.A.0003.000000T0000Z-110615T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-POWESHIEK-CASS-ADAIR-MADISON-
WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-
TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...AUDUBON...GUTHRIE CENTER...ADEL...
DES MOINES...NEWTON...GRINNELL...ATLANTIC...GREENFIELD...
WINTERSET...INDIANOLA...KNOXVILLE...OSKALOOSA...CORNING...
CRESTON...OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...
MOUNT AYR...LEON...CORYDON...CENTERVILLE...BLOOMFIELD
933 PM CDT TUE JUN 14 2011

...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 7 AM CDT WEDNESDAY...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF CENTRAL IOWA...SOUTH CENTRAL IOWA...SOUTHEAST 
  IOWA...SOUTHWEST IOWA AND WEST CENTRAL IOWA...INCLUDING THE 
  FOLLOWING AREAS...IN CENTRAL IOWA...DALLAS...JASPER...POLK AND 
  POWESHIEK. IN SOUTH CENTRAL IOWA...APPANOOSE...CLARKE... 
  DECATUR...LUCAS...MADISON...MAHASKA...MARION...MONROE... 
  RINGGOLD...UNION...WARREN AND WAYNE. IN SOUTHEAST IOWA...DAVIS 
  AND WAPELLO. IN SOUTHWEST IOWA...ADAIR...ADAMS...CASS AND 
  TAYLOR. IN WEST CENTRAL IOWA...AUDUBON AND GUTHRIE. 

* UNTIL 7 AM CDT WEDNESDAY

* THUNDERSTORMS HAVE REDEVELOPED ACROSS THE AREA THIS EVENING AND
  WILL CONTINUED AT INTERVALS OVERNIGHT. SOME OF THESE STORMS WILL
  PRODUCE LOCALLY HEAVY RAINFALL...WITH 1 TO 3 INCHES EXPECTED AND
  LOCALLY HIGHER AMOUNTS POSSIBLE.

* RAPID RISES ON CREEKS AND SMALL STREAMS ARE POSSIBLE ALONG 
  WITH SIGNIFICANT PONDING AND URBAN FLOODING. PERSONS IN THE 
  WATCH AREA SHOULD BE ALERT FOR RAPIDLY CHANGING CONDITIONS... 
  ESPECIALLY IN FLOOD PRONE AREAS. NUMEROUS RIVERS AND STREAMS 
  LIKELY WILL EXCEED FLOOD STAGE FROM THIS RAINFALL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.

YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION
SHOULD FLASH FLOOD WARNINGS BE ISSUED.

&&

$$

LEE
913 
WGUS63 KDMX 150845
FFADMX

FLOOD WATCH
NATIONAL WEATHER SERVICE DES MOINES IA
345 AM CDT WED JUN 15 2011

.LOW PRESSURE OVER CENTRAL IOWA WILL MOVE EAST OF THE STATE BY
LATER THIS MORNING. NORTHWEST WINDS WILL BRING DRIER AIR TO THE STATE.

IAZ057>062-070>075-081>086-092>097-150945-
/O.CAN.KDMX.FF.A.0003.000000T0000Z-110615T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
AUDUBON-GUTHRIE-DALLAS-POLK-JASPER-POWESHIEK-CASS-ADAIR-MADISON-
WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-
TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...AUDUBON...GUTHRIE CENTER...ADEL...
DES MOINES...NEWTON...GRINNELL...ATLANTIC...GREENFIELD...
WINTERSET...INDIANOLA...KNOXVILLE...OSKALOOSA...CORNING...
CRESTON...OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...
MOUNT AYR...LEON...CORYDON...CENTERVILLE...BLOOMFIELD
345 AM CDT WED JUN 15 2011

...FLASH FLOOD WATCH IS CANCELLED...

THE FLASH FLOOD WATCH FOR PORTIONS OF CENTRAL IOWA...SOUTH
CENTRAL IOWA...SOUTHEAST IOWA...SOUTHWEST IOWA AND WEST CENTRAL
IOWA HAS BEEN CANCELLED. HEAVY RAINFALL OCCURRED OVER THE WATCH
AREA LAST NIGHT WITH RAINFALL TOTALS OF 2 TO 3 INCHES OVER PARTS
OF SOUTHEAST IOWA FROM ALBIA TO OTTUMWA. OTHER AREAS RECEIVED
UNDER AN INCH...WITH SPOTTY 2 INCH AMOUNTS. THE THREAT OF FLASH
FLOODING HAS ENDED...HOWEVER PEOPLE SHOULD BE AWARE OF STANDING
WATER AS A RESULT OF THE RAINFALL OF THE PAST TWO DAYS.

$$

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 Des Moines, IA wrote its last area forecast discussion before this flash flood watch went out at Jun 13, 2:15 PM CDT, 1 hour 17 minutes earlier.

Area forecast discussion, Jun 13, 2:15 PM CDT, 1 hour 17 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DES MOINES IA
215 PM CDT MON JUN 13 2011

.UPDATE PUBLIC DISCUSSION...

.SHORT TERM /TODAY/...

WILL CONTINUE WIND ADVISORY OVER CENTRAL...HAVE ADDED REMAINING
COUNTIES OVER THE EAST TO CWA BORDER THROUGH 6 PM.../REV
MCS HOLDING TOGETHER AND TRACKING ALONG WEAK SFC TROUGH AND RATHER
STRONG EARLY MORNING LOW LEVEL JET FEEDING SYSTEM FROM THE SOUTH.
THOUGH THE COMPLEX SHOULD ENTER A LESS FAVORABLE AIRMASS AS IT
REACHES THE I35 CORRIDOR...IT WILL LIKELY CONTINUE TO PRODUCE
LOCALLY HEAVY RAINFALL OVER THE WEST CENTRAL COUNTIES. HAVE RAISED
POP FOR THE MORNING HOURS...AND WILL EVALUATE THE PM AS THE COMPLEX
OF STORMS NEARS THE I35 CORRIDOR.  SEVERE LOOKS LIMITED...THOUGH THE
UPDRAFTS HAVE INCREASED IN DEPTH OVER THE PAST 2 HOURS. /REV

.PREVIOUS SHORT TERM /TODAY/...
PRIMARY PRECIP CONCERN TODAY WILL BE ELEVATED CONVECTIVE TRENDS AS
GREAT LAKES SFC HIGH CONTINUES TO FEED ENOUGH COOL AND RELATIVELY
DRIER AIR INTO IA...ALLEVIATING THE MORE SFC BASED THREAT.  TWO
AREAS OF CONCERN AT THE MOMENT INCLUDE DEVELOPMENT OVER NRN KS AS
REFERENCED IN RECENT SPC MCD...AND NE/SD MCS POTENTIALLY REACHING
NWRN IA.

RDD SOUNDINGS SUGGEST BASE OF ELEVATED INSTABILITY AND STEEPER LAPSE
RATES AROUND 305K AND MOISTURE CONVERGENCE AT THAT LEVEL IS
CURRENTLY COINCIDENT WITH HIGHER BASED CLOUDS TOPPING RIDGE OVER NRN
KS.  NAM IS MORE BULLISH THAN OTHER MODELS WITH ELEVATED
INSTABILITY...BUT MOST DETERMINISTIC AND ENSEMBLE SOLUTIONS STILL
EXPECT MCS TO FORM IN THIS AREA AND POSSIBLY CLIP SWRN IA THIS
MORNING.  6-7KFT CIGS HAVE RECENTLY FORMED KSTJ TO KLWD...HINTING AT
POTENTIAL.  OTHER LOWER MVFR CIGS HAVE FORMED KI75-KTVK BUT THIS
APPEARS TO BE TRAPPED BELOW THE INVERSION.

FARTHER NORTH...CHE SOUNDINGS SUGGEST ANY CONVECTION WOULD BE ROOTED
EVEN HIGHER...AROUND 310K.  NAM/RUC SHOW FADING SUPPORT INTO IA THIS
MORNING SO THIS MCS MAY WEAKEN AS IT APPROACHES...BUT STILL HAVE LOW
POPS TO COVER POTENTIAL AS EXTRAPOLATION BRINGS IT THERE 13-15Z.
BOTH 305-310K SFC MOISTURE AND CONVERGENCE FIELDS SUGGEST ADDITIONAL
ELEVATED CONVECTION POSSIBLE THIS AFTERNOON IN CENTRAL AND WRN IA SO
HAVE PERSISTENT CHC POPS THERE.

HAVE STAYED TOWARD THE LOW END OF THE GUIDANCE ENVELOPE EXPECTING
SUFFICIENT CLOUD COVER TO LIMIT HEATING/MIXING...SIMILAR TO
YESTERDAY.

.LONG TERM /TONIGHT THROUGH SUNDAY/...
THE FORECAST FOR THE COMING WEEK CONTINUES TO HIGHLIGHT AN ACTIVE
AND WET PERIOD.  TONIGHT A SURFACE LOW OVER KS/NEB WITH SHIFT A WARM
FRONT INTO SW IA DURING THE EVENING AS THE LOW SHIFTS ENE.  THETA
ADVECTION INCREASES TOWARDS MIDNIGHT AS A LOW LEVEL JET TURNS INTO
THE FRONT.  WE SHOULD SEE ANOTHER STORM COMPLEX DEVELOP DURING THE
EVENING THEN ROLL ACROSS SOUTHERN/CENTRAL IOWA OVERNIGHT.  THE
FRONTS SHIFTS LITTLE INTO TUESDAY AS A STRONG SHORTWAVE MOVES ACROSS
THE NORTHERN PLAINS.  THIS SHOULD LEND UPPER LEVEL SUPPORT OVER THE
FORECAST AREA.  STORMS WILL INITIALLY BE ONGOING IN THE EAST TUESDAY
MORNING AND IF WE CAN GET INITIATION GOING IN THE AFTERNOON WE WILL
SEE MORE THUNDERSTORMS AND HEAVY RAIN OVER SOUTHERN IOWA.  SEVERE
POTENTIAL LOOKS BEST OVER SOUTHERN/WESTERN IOWA THIS EVENING AS
SHEAR INCREASES SO WE WILL NEED TO WATCH THIS.  MAY EVEN SEE AN
ISOLATED TORNADO THREAT OVER FAR SOUTHWESTERN PORTIONS OF THE CWA
THIS EVENING BUT HAIL AND WIND WILL BE THE PRIMARY THREATS.  HEAVY
RAIN ALSO POSSIBLE TONIGHT BUT LIKELY MORE OVER THE SOUTHWEST AND
FAR SOUTH...WHERE PAST PRECIP TOTALS HAVE NOT BEEN AS HIGH AS ALONG
THE I-80 CORRIDOR.

FOR WEDNESDAY THROUGH THURSDAY...THE UPPER SHORTWAVE STALL OVER THE
NORTHERN PLAINS...OVER SOUTHEASTERN MN AND SW WI.  THE EURO STILL
HAS THE CLOSED LOW SOLUTION WHILE THE GFS HOLDS TO ITS OPEN WAVE
SOLUTION.  I LIKE THE GFS'S EVOLUTION OF THIS SYSTEM SO WENT MORE
WITH THAT SOLUTION.  RIDGE TRYS TO BUILD INTO THE FAR W WHILE THE NE
HAS TO DEAL WITH THE LOW INTO WEDNESDAY NIGHT.  RIDGE THEN BUILDS
INTO CENTRAL IOWA THURSDAY FOR A MOSTLY DRY AND SLIGHTLY WARMER DAY.
TRIED TO MAKE ADJUSTMENTS TO POP AND WEATHER GRIDS BASED ON TIMING
AND POSITION OF THE FRONT AND THE UPPER LEVEL FEATURES BUT THERE IS
STILL ENOUGH UNCERTAINTY TO WARRANT HIGHER THAN CHANCE POPS AT BEST.

WE REPEAT THIS PATTERN BEGINNING THURSDAY NIGHT AND FRIDAY WITH
ANOTHER SHORTWAVE RIDING THE RIDGE ALOFT AND A LOW WITH WARM FRONT
INTO SOUTHEAST NEBRASKA AND NORTHERN MO.  PLACEMENT ISSUES WITH THE
MODELS EXIST BUT THE GENERAL TREND IS IN DECENT AGREEMENT.

&&

.AVIATION...13/18Z
QUICK UPDATE...LEADING EDGE OF MCS CONTINUES TO ADVANCE SOUTHEAST.
WAKE LOW WINDS BEHIND THE SYSTEM WILL CONTINUE INTO THE EARLY
AFTERNOON HOURS. EXPECTING SOME GUSTS WITH STORMS TO 45KT AND WINDS
FOLLOWING FROM THE EAST AT 45KTS. ANOTHER ROUND MAY FORM AGAIN TNT...
THOUGH TIMING IS DIFFICULT. ITS LIKELY TO BE AFT 02Z-05Z TIMEFRAME
AS LOW LEVEL JET INCREASES ONCE AGAIN. WILL MONITOR AND FILL IN GAPS
IN TAF PACKAGE PRIOR TO 00Z PACKAGE. /REV

&&

.DMX WATCHES/WARNINGS/ADVISORIES...
WIND ADVISORY UNTIL 6 PM CDT THIS EVENING FOR BOONE-DALLAS-
JASPER-MARSHALL-POLK-POWESHIEK-STORY-TAMA.

&&

SHORT TERM...REV
AVIATION...REV
LONG TERM...FAB
Hazardous weather outlook, Jun 13, 12:43 PM CDT, 2 hours 49 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DES MOINES IA
1243 PM CDT MON JUN 13 2011

IAZ072-073-141745-
MADISON-WARREN-
1243 PM CDT MON JUN 13 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED THUNDERSTORMS ARE LIKELY INTO THE EARLY AFTERNOON.
ADDITIONAL THUNDERSTORMS WILL BE POSSIBLE LATER THIS EVENING AND
TONIGHT. SOME STORMS MAY BE SEVERE WITH LARGE HAIL AND DAMAGING
WIND THE MAIN THREATS. HEAVY RAIN IS ALSO POSSIBLE. DUE TO RECENT
HEAVY RAINFALL...ANY ADDITIONAL HEAVY RAIN WOULD BE CAPABLE OF
PRODUCING FLASH FLOODING.

RIVER FLOOD WARNINGS ARE ALSO IN EFFECT FOR PORTIONS OF THE DES
MOINES RIVER VALLEY. PLEASE REFER TO THE NATIONAL WEATHER SERVICE
WEBSITE AT WEATHER.GOV/DESMOINES FOR FURTHER DETAILS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THERE WILL BE PERIODS OF THUNDERSTORMS THROUGH THE SEVEN DAY PERIOD.
A STORM OR TWO TUESDAY COULD PRODUCE LARGE HAIL AND DAMAGING WIND. THE
THREAT FOR SEVERE STORMS BEYOND TUESDAY IS LOW BUT CANNOT BE RULED
OUT. HEAVY RAIN IS POSSIBLE BUT SPECIFIC SEVERE THREATS FOR STORMS
LATER IN THE WEEK WILL BE BETTER DEFINED IN THE COMING DAYS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED FROM TIME TO TIME THROUGH THIS
WEEK.

IAZ045>048-057>060-141745-
CARROLL-GREENE-BOONE-STORY-AUDUBON-GUTHRIE-DALLAS-POLK-
1243 PM CDT MON JUN 13 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

ANOTHER ROUND OF THUNDERSTORMS IS POSSIBLE AGAIN LATER THIS
AFTERNOON AND INTO TONIGHT. SOME STORMS MAY BE SEVERE WITH LARGE
HAIL AND DAMAGING WIND THE MAIN THREATS. ISOLATED TORNADOES ARE
POSSIBLE LATER THIS AFTERNOON AND EVENING SOUTH. HEAVY RAIN IS
ALSO POSSIBLE. DUE TO RECENT HEAVY RAINFALL ALONG AND SOUTH OF THE
INTERSTATE 80 CORRIDOR. ANY ADDITIONAL HEAVY RAIN WOULD BE CAPABLE
OF PRODUCING FLASH FLOODING.

A WIND ADVISORY IS IN EFFECT FOR THE AREA. PLEASE REFER TO THE
NATIONAL WEATHER SERVICE WEBSITE AT WEATHER.GOV/DESMOINES FOR
FURTHER DETAILS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THERE WILL BE PERIODS OF THUNDERSTORMS THROUGH THE SEVEN DAY
PERIOD. A STORM OR TWO TUESDAY COULD PRODUCE LARGE HAIL AND
DAMAGING WIND. THE THREAT FOR SEVERE STORMS BEYOND TUESDAY IS LOW
BUT CANNOT BE RULED OUT. HEAVY RAIN IS POSSIBLE BUT SPECIFIC
SEVERE THREATS FOR STORMS LATER IN THE WEEK WILL BE BETTER DEFINED
IN THE COMING DAYS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED FROM TIME TO TIME THROUGH THIS WEEK.

IAZ061-062-070-071-074-075-081>086-092>097-141745-
JASPER-POWESHIEK-CASS-ADAIR-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-
MONROE-WAPELLO-TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS-
1243 PM CDT MON JUN 13 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

THUNDERSTORMS ARE LIKELY OVER THE AREA EARLY THIS AFTERNOON.
ANOTHER ROUND OF THUNDERSTORMS IS POSSIBLE AGAIN LATER THIS
EVENING AND TONIGHT. SOME STORMS MAY BE SEVERE WITH LARGE HAIL AND
DAMAGING WIND THE MAIN THREATS. ISOLATED TORNADOES ARE POSSIBLE
LATER THIS AFTERNOON AND EVENING SOUTH. HEAVY RAIN IS ALSO
POSSIBLE. DUE TO RECENT HEAVY RAINFALL ALONG AND SOUTH OF THE
INTERSTATE 80 CORRIDOR. ANY ADDITIONAL HEAVY RAIN WOULD BE CAPABLE
OF PRODUCING FLASH FLOODING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THERE WILL BE PERIODS OF THUNDERSTORMS THROUGH THE SEVEN DAY PERIOD.
A STORM OR TWO TUESDAY COULD PRODUCE LARGE HAIL AND DAMAGING WIND. THE
THREAT FOR SEVERE STORMS BEYOND TUESDAY IS LOW BUT CANNOT BE RULED
OUT. HEAVY RAIN IS POSSIBLE BUT SPECIFIC SEVERE THREATS FOR STORMS
LATER IN THE WEEK WILL BE BETTER DEFINED IN THE COMING DAYS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED FROM TIME TO TIME THROUGH THIS WEEK.

IAZ004-005-015-023>025-033>036-044-049-141745-
EMMET-KOSSUTH-PALO ALTO-POCAHONTAS-HUMBOLDT-WRIGHT-SAC-CALHOUN-
WEBSTER-HAMILTON-CRAWFORD-MARSHALL-
1243 PM CDT MON JUN 13 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED THUNDERSTORMS ARE LIKELY EARLY AFTERNOON MAINLY ALONG
AND SOUTH OF HIGHWAY 30 AND EAST OF I35. MORE STORMS ARE AGAIN
POSSIBLE OVER THE AREA TONIGHT. SOME STORMS MAY BE SEVERE WITH
LARGE HAIL AND DAMAGING WIND THE MAIN THREATS. HEAVY RAIN IS ALSO
POSSIBLE. DUE TO RECENT HEAVY RAINFALL ALONG AND SOUTH OF THE
INTERSTATE 80 CORRIDOR. ANY ADDITIONAL HEAVY RAIN WOULD BE CAPABLE
OF PRODUCING FLASH FLOODING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THERE WILL BE PERIODS OF THUNDERSTORMS THROUGH THE SEVEN DAY PERIOD.
A STORM OR TWO TUESDAY COULD PRODUCE LARGE HAIL AND DAMAGING WIND. THE
THREAT FOR SEVERE STORMS BEYOND TUESDAY IS LOW BUT CANNOT BE RULED
OUT. HEAVY RAIN IS POSSIBLE BUT SPECIFIC SEVERE THREATS FOR STORMS
LATER IN THE WEEK WILL BE BETTER DEFINED IN THE COMING DAYS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED FROM TIME TO TIME THROUGH THIS WEEK.

IAZ006-007-016-017-026>028-037>039-050-141745-
WINNEBAGO-WORTH-HANCOCK-CERRO GORDO-FRANKLIN-BUTLER-BREMER-HARDIN-
GRUNDY-BLACK HAWK-TAMA-
1243 PM CDT MON JUN 13 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

THERE IS A SLIGHT CHANCE FOR NON SEVERE THUNDERSTORMS LATER TODAY
AND TONIGHT.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THERE WILL BE PERIODS OF THUNDERSTORMS THROUGH THE SEVEN DAY
PERIOD. THE THREAT FOR SEVERE STORMS IS LOW BUT CANNOT BE RULED
OUT. HEAVY RAIN IS POSSIBLE BUT SPECIFIC SEVERE THREATS FOR STORMS
LATER IN THE WEEK WILL BE BETTER DEFINED IN THE COMING DAYS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

REV

In the hours before

Local storm report, Jun 13, 1:28 PM CDT, 2 hours 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
128 PM CDT MON JUN 13 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0125 PM     HEAVY RAIN       INDIANOLA               41.36N 93.57W
06/13/2011  E2.00 INCH       WARREN             IA   EMERGENCY MNGR

            HEAVY RAIN POOLING ALONG HIGHWAY 65-69 NEAR HAYES STREET.
            LANE BLOCKED TO TRAFFIC DUE TO PONDING WATER.

&&

RVACHALE
Local storm report, Jun 13, 1:36 PM CDT, 1 hour 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
136 PM CDT MON JUN 13 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0120 PM     NON-TSTM WND DMG HUXLEY                  41.90N 93.60W
06/13/2011                   STORY              IA   LAW ENFORCEMENT

            12 INCH DIAMETER TREE LIMB BLOWN DOWN FROM WAKE LOW
            WINDS.

&&

31
Special weather statement, Jun 13, 1:36 PM CDT, 1 hour 56 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DES MOINES IA
136 PM CDT MON JUN 13 2011

IAZ085-086-096-097-132045-
MONROE-WAPELLO-APPANOOSE-DAVIS-
INCLUDING THE CITIES OF...ALBIA...OTTUMWA...CENTERVILLE...
BLOOMFIELD
136 PM CDT MON JUN 13 2011

...STRONG THUNDERSTORMS MOVING THROUGH THE AREA...

AN AREA OF STRONG THUNDERSTORMS WITH HEAVY RAINFALL AND STRONG
WINDS IS MOVING INTO THE AREA EARLY THIS AFTERNOON. EXPECT RAINFALL
OF 1 TO 2 INCHES ALONG WITH SMALL HAIL AND WIND GUSTS TO NEAR 55
MPH AT TIMES. THE STORMS ARE MOVING TO THE SOUTHEAST AT 50 MPH.

THE STORMS SHOULD BE OUT OF THE AREA BY 3 PM CDT THIS AFTERNOON.

REV
Local storm report, Jun 13, 1:49 PM CDT, 1 hour 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
149 PM CDT MON JUN 13 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1100 AM     TSTM WND DMG     YALE                    41.78N 94.36W
06/13/2011                   GUTHRIE            IA   TRAINED SPOTTER

            8 INCH DIAMETER TREE DOWN.

&&

BF
Local storm report, Jun 13, 2:45 PM CDT, 47 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
245 PM CDT MON JUN 13 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0234 PM     HAIL             5 W DRAKESVILLE         40.80N 92.58W
06/13/2011  E0.75 INCH       DAVIS              IA   LAW ENFORCEMENT

&&

JJOHNSON
Local storm report, Jun 13, 2:53 PM CDT, 39 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
253 PM CDT MON JUN 13 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0240 PM     NON-TSTM WND DMG NEVADA                  42.02N 93.45W
06/13/2011                   STORY              IA   EMERGENCY MNGR

            3 FOOT DIAMETER TREE FELL ON HOUSE IN NEVADA.

&&

RVACHALE

The office that day

Everything else NWS Des Moines, IA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 13, 11:09 AM CDTSevere Thunderstorm WarningDMXBoone, Dallas, Greene36 min
Jun 13, 11:27 AM CDTSevere Thunderstorm WarningDMXBoone, Dallas, Polk, Story33 min
Jun 13, 11:48 AM CDTWind AdvisoryDMXAudubon, Boone, Carroll, Dallas, Greene, Guthrie and 6 more6 hr
Jun 13, 1:16 PM CDTSevere Thunderstorm WarningDMXLucas, Monroe44 min
Jun 13, 2:27 PM CDTSevere Thunderstorm WarningDMXDavis48 min

Nearby

Flash Flood Watches in Iowa, 2011Every flash flood watch in 2011

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.