Alert archive / Iowa / Flash Flood Watches in 2011
Flash Flood Watch 3, NWS Quad Cities, IA
NWS Quad Cities, IA issued this flash flood watch at Jun 13, 2011, 3:47 PM CDT for 9 counties in Iowa; Clark County, Scotland County, Missouri; 4 counties in Illinois. It took effect at Jun 13, 2011, 7:00 PM CDT. It was in force for 36 hr.
The area
The counties it named.
The facts
- Issued
- Jun 13, 2011, 3:47 PM CDT (20:47 UTC)
- In effect from
- Jun 13, 2011, 7:00 PM CDT
- Expired
- Jun 15, 2011, 7:00 AM CDT
- In force
- 36 hr
- Issued by
- NWS Quad Cities, IA
- Flood severity
- None
Counties Des Moines County, IA, Henry County, IA, Iowa County, IA, Jefferson County, IA, Keokuk County, IA, Lee County, IA, Louisa County, IA, Van Buren County, IA, Washington County, IA, Hancock County, IL, Henderson County, IL, McDonough County, IL, Warren County, IL, Clark County, MO, Scotland County, MO
The radar
The Quad Cities radar (KDVN), 112 km from the middle of the area, began a volume at 20:47 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
Davenport, (KDVN), launched 12:00Z, 8.8 hours before the alert went out and 117 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1758 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 144 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
915 WGUS63 KDVN 132047 FFADVN URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE QUAD CITIES IA IL 347 PM CDT MON JUN 13 2011 ...THUNDERSTORMS WITH HEAVY RAINFALL LIKELY TONIGHT... .ANOTHER ROUND OF THUNDERSTORMS WITH HEAVY RAINFALL IS EXPECTED TONIGHT ACROSS SOUTHEAST IOWA...FAR NORTHEAST MISSOURI...AND WEST CENTRAL ILLINOIS. RAINFALL AMOUNTS OF 1 TO 2 INCHES IN A SHORT AMOUNT OF TIME WILL BE POSSIBLE. THIS MAY QUICKLY LEAD TO RAPID RUN OFF AND FLASH FLOODING AS THE GROUND IS ALREADY SATURATED FROM HEAVY RAIN AMOUNTS OVER THE PAST WEEK. IAZ063-076>078-087>089-098-099-ILZ025-034-035-MOZ009-010-140500- /O.NEW.KDVN.FF.A.0003.110614T0000Z-110614T1800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ IOWA-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-DES MOINES- VAN BUREN-LEE-HENDERSON-HANCOCK-MCDONOUGH-SCOTLAND-CLARK- INCLUDING THE CITIES OF...MARENGO...SIGOURNEY...WASHINGTON... WAPELLO...FAIRFIELD...MOUNT PLEASANT...BURLINGTON...KEOSAUQUA.... FORT MADISON...OQUAWKA...CARTHAGE...MACOMB...MEMPHIS...KAHOKA 347 PM CDT MON JUN 13 2011 ...FLASH FLOOD WATCH IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH TUESDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A * FLASH FLOOD WATCH FOR PORTIONS OF WEST CENTRAL ILLINOIS...IOWA AND NORTHEAST MISSOURI...INCLUDING THE FOLLOWING AREAS...IN WEST CENTRAL ILLINOIS...HANCOCK...HENDERSON AND MCDONOUGH. IN IOWA...DES MOINES...HENRY IA...IOWA...JEFFERSON...KEOKUK... LEE...LOUISA...VAN BUREN AND WASHINGTON. IN NORTHEAST MISSOURI...CLARK AND SCOTLAND. * FROM 7 PM CDT THIS EVENING THROUGH TUESDAY AFTERNOON * THUNDERSTORMS WITH HEAVY RAINFALL ARE EXPECTED LATE TONIGHT OVER THE AREA. THE HEAVY RAIN FALLING ON SATURATED SOILS WILL LEAD TO RAPID RUNOFF AND FLASH FLOODING. * RAPID RISES ON CREEKS AND SMALL STREAMS WILL BE POSSIBLE...ALONG WITH URBAN STREET FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT FLASH FLOODING IS POSSIBLE. MONITOR FORECASTS AND TAKE ACTION IF FLASH FLOOD WARNINGS ARE ISSUED OR FLASH FLOODING DEVELOPS. && $$ SHEETS
7 follow-up statements
181 WGUS63 KDVN 140156 FFADVN FLOOD WATCH NATIONAL WEATHER SERVICE QUAD CITIES IA IL 856 PM CDT MON JUN 13 2011 ...THUNDERSTORMS WITH HEAVY RAINFALL TONIGHT... .ANOTHER ROUND OF THUNDERSTORMS WITH HEAVY RAINFALL WILL OCCUR TONIGHT ACROSS SOUTHEAST IOWA...FAR NORTHEAST MISSOURI...AND WEST CENTRAL ILLINOIS. RAINFALL AMOUNTS OF 1 TO 2 INCHES IN A SHORT AMOUNT OF TIME WILL BE POSSIBLE. THIS MAY QUICKLY LEAD TO RAPID RUN OFF AND FLASH FLOODING AS THE GROUND IS ALREADY SATURATED FROM HEAVY RAIN AMOUNTS OVER THE PAST WEEK. IAZ063-076>078-087>089-098-099-ILZ025-034-035-MOZ009-010-141000- /O.CON.KDVN.FF.A.0003.000000T0000Z-110614T1800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ IOWA-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-DES MOINES- VAN BUREN-LEE-HENDERSON-HANCOCK-MCDONOUGH-SCOTLAND-CLARK- INCLUDING THE CITIES OF...MARENGO...SIGOURNEY...WASHINGTON... WAPELLO...FAIRFIELD...MOUNT PLEASANT...BURLINGTON...KEOSAUQUA.... FORT MADISON...OQUAWKA...CARTHAGE...MACOMB...MEMPHIS...KAHOKA 856 PM CDT MON JUN 13 2011 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH TUESDAY AFTERNOON... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF WEST CENTRAL ILLINOIS...IOWA AND NORTHEAST MISSOURI...INCLUDING THE FOLLOWING AREAS...IN WEST CENTRAL ILLINOIS...HANCOCK...HENDERSON AND MCDONOUGH. IN IOWA...DES MOINES...HENRY IA...IOWA...JEFFERSON...KEOKUK...LEE...LOUISA... VAN BUREN AND WASHINGTON. IN NORTHEAST MISSOURI...CLARK AND SCOTLAND. * THROUGH TUESDAY AFTERNOON * THUNDERSTORMS WITH HEAVY RAINFALL ARE EXPECTED LATE TONIGHT OVER THE AREA. THE HEAVY RAIN FALLING ON SATURATED SOILS WILL LEAD TO RAPID RUNOFF AND FLASH FLOODING. * RAPID RISES ON CREEKS AND SMALL STREAMS WILL BE POSSIBLE... ALONG WITH URBAN STREET FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT FLASH FLOODING IS POSSIBLE. MONITOR FORECASTS AND TAKE ACTION IF FLASH FLOOD WARNINGS ARE ISSUED OR FLASH FLOODING DEVELOPS. && $$
232 WGUS63 KDVN 140903 FFADVN URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE QUAD CITIES IA IL 403 AM CDT TUE JUN 14 2011 ...HEAVY RAINFALL POSSIBLE OVER SOUTHEAST IOWA...NORTHEAST MISSOURI AND WEST CENTRAL ILLINOIS AGAIN TONIGHT... .ANOTHER ROUND OF THUNDERSTORMS WITH HEAVY RAINFALL WILL OCCUR TONIGHT ACROSS SOUTHEAST IOWA...FAR NORTHEAST MISSOURI...AND WEST CENTRAL ILLINOIS. RAINFALL AMOUNTS OF 1 TO 2 INCHES IN A SHORT AMOUNT OF TIME WILL BE POSSIBLE. THERE IS SOME POTENTIAL FOR SOME AREAS TO GET FROM 2 TO 4 INCHES OF NEW RAINFALL BY WEDNESDAY MORNING. WITH MANY AREAS ALREADY HARD HIT BY VERY HEAVY RAIN FROM MONDAY AFTERNOON INTO TUESDAY MORNING...THIS ADDITIONAL RAINFALL WILL QUICKLY LEAD TO RAPID RUN OFF AND RENEWED FLASH FLOODING AS THE GROUND IS ALREADY SATURATED. SERIOUS FLASH FLOODING WITH MANY AREAS IMPACTED MAY BE IMMINENT. ILZ026-141715- /O.EXB.KDVN.FF.A.0003.000000T0000Z-110615T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ WARREN- INCLUDING THE CITY OF...MONMOUTH 403 AM CDT TUE JUN 14 2011 ...FLASH FLOOD WATCH IN EFFECT THROUGH WEDNESDAY MORNING... THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS EXPANDED THE * FLASH FLOOD WATCH TO INCLUDE A PORTION OF WEST CENTRAL ILLINOIS...INCLUDING THE FOLLOWING AREA...WARREN. * THROUGH WEDNESDAY MORNING * THUNDERSTORMS WITH HEAVY RAINFALL ARE EXPECTED AGAIN TONIGHT OVER THE AREA. THE HEAVY RAIN FALLING ON ALREADY SATURATED SOILS WILL LEAD TO RAPID RUNOFF AND FLASH FLOODING. * RAPID RISES ON CREEKS AND SMALL RIVERS WILL BE POSSIBLE... ALONG WITH URBAN STREET FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT FLASH FLOODING IS POSSIBLE. MONITOR FORECASTS AND TAKE ACTION IF FLASH FLOOD WARNINGS ARE ISSUED OR FLASH FLOODING DEVELOPS. && $$ IAZ063-076>078-087>089-098-099-ILZ025-034-035-MOZ009-010-141715- /O.EXT.KDVN.FF.A.0003.000000T0000Z-110615T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ IOWA-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-DES MOINES- VAN BUREN-LEE-HENDERSON-HANCOCK-MCDONOUGH-SCOTLAND-CLARK- INCLUDING THE CITIES OF...MARENGO...SIGOURNEY...WASHINGTON... WAPELLO...FAIRFIELD...MOUNT PLEASANT...BURLINGTON...KEOSAUQUA.... FORT MADISON...OQUAWKA...CARTHAGE...MACOMB...MEMPHIS...KAHOKA 403 AM CDT TUE JUN 14 2011 ...FLASH FLOOD WATCH NOW IN EFFECT THROUGH WEDNESDAY MORNING... THE FLASH FLOOD WATCH IS NOW IN EFFECT FOR * PORTIONS OF WEST CENTRAL ILLINOIS...IOWA AND NORTHEAST MISSOURI...INCLUDING THE FOLLOWING AREAS...IN WEST CENTRAL ILLINOIS...HANCOCK...HENDERSON AND MCDONOUGH. IN IOWA...DES MOINES...HENRY IA...IOWA...JEFFERSON...KEOKUK...LEE...LOUISA... VAN BUREN AND WASHINGTON. IN NORTHEAST MISSOURI...CLARK AND SCOTLAND. * THROUGH WEDNESDAY MORNING * THUNDERSTORMS WITH HEAVY RAINFALL ARE EXPECTED AGAIN TONIGHT OVER THE AREA. THE HEAVY RAIN FALLING ON ALREADY SATURATED SOILS WILL LEAD TO RAPID RUNOFF AND FLASH FLOODING. * RAPID RISES ON CREEKS AND SMALL RIVERS WILL BE POSSIBLE... ALONG WITH URBAN STREET FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT FLASH FLOODING IS POSSIBLE. MONITOR FORECASTS AND TAKE ACTION IF FLASH FLOOD WARNINGS ARE ISSUED OR FLASH FLOODING DEVELOPS. && $$ 12
293 WGUS63 KDVN 141638 FFADVN FLOOD WATCH NATIONAL WEATHER SERVICE QUAD CITIES IA IL 1138 AM CDT TUE JUN 14 2011 ...HEAVY RAINFALL REMAINS POSSIBLE OVER SOUTHEAST IOWA...NORTHEAST MISSOURI AND WEST CENTRAL ILLINOIS AGAIN TONIGHT... .MORE THUNDERSTORMS WITH POTENTIALLY HEAVY RAINFALL ARE EXPECTED LATE THIS AFTERNOON AND ESPECIALLY TONIGHT ACROSS PORTIONS OF SOUTHEAST IOWA...FAR NORTHEAST MISSOURI...AND WEST CENTRAL ILLINOIS. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES IN A SHORT AMOUNT OF TIME ARE POSSIBLE. THERE IS THE RISK SOME AREAS MAY RECEIVE 2 TO 4 INCHES OF NEW RAINFALL BY WEDNESDAY MORNING. MANY AREAS HAVE ALREADY BEEN HARD HIT BY VERY HEAVY RAIN OF 3 TO 7 INCHES FROM MONDAY AFTERNOON INTO THIS MORNING. ADDITIONAL SIGNIFICANT RAINFALL OVER THESE SAME AREAS WOULD QUICKLY LEAD TO RAPID RUN OFF AND RENEWED FLASH FLOODING AS THE GROUND IS ALREADY SATURATED. MAJOR FLASH FLOODING WITH MANY AREAS IMPACTED MAY BE IMMINENT IF HEAVY RAIN DOES OCCUR ON THESE AREAS THAT EARLIER RECEIVED HEAVY RAINFALL. IAZ063-076>078-087>089-098-099-ILZ025-026-034-035-MOZ009-010- 150045- /O.CON.KDVN.FF.A.0003.000000T0000Z-110615T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ IOWA-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-DES MOINES- VAN BUREN-LEE-HENDERSON-WARREN-HANCOCK-MCDONOUGH-SCOTLAND-CLARK- INCLUDING THE CITIES OF...MARENGO...SIGOURNEY...WASHINGTON... WAPELLO...FAIRFIELD...MOUNT PLEASANT...BURLINGTON...KEOSAUQUA.... FORT MADISON...OQUAWKA...MONMOUTH...CARTHAGE...MACOMB...MEMPHIS... KAHOKA 1138 AM CDT TUE JUN 14 2011 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH WEDNESDAY MORNING... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF WEST CENTRAL ILLINOIS...IOWA AND NORTHEAST MISSOURI...INCLUDING THE FOLLOWING AREAS...IN WEST CENTRAL ILLINOIS...HANCOCK...HENDERSON...MCDONOUGH AND WARREN. IN IOWA...DES MOINES...HENRY IA...IOWA...JEFFERSON...KEOKUK... LEE...LOUISA...VAN BUREN AND WASHINGTON. IN NORTHEAST MISSOURI...CLARK AND SCOTLAND. * THROUGH WEDNESDAY MORNING * THUNDERSTORMS WITH HEAVY RAINFALL OF 1 TO 2 INCHES AND LOCALLY UP TO 4 INCHES ARE POSSIBLE AGAIN TONIGHT OVER THE REGION. ANY HEAVY RAIN FALLING ON ALREADY SATURATED SOILS COULD LEAD TO RAPID RUNOFF AND FLASH FLOODING. * SIGNIFICANT TO POTENTIALLY MAJOR FLASH FLOODING IS A RISK FOR LOCATIONS THAT RECEIVED 3 INCHES OR MORE IN THE PAST 24 HOURS WITH ADDITIONAL NEW HEAVY RAINFALL. * RAPID RISES ON CREEKS AND SMALL RIVERS WILL BE POSSIBLE... ALONG WITH URBAN STREET FLOODING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT FLASH FLOODING IS POSSIBLE. MONITOR FORECASTS AND TAKE ACTION IF FLASH FLOOD WARNINGS ARE ISSUED OR FLASH FLOODING DEVELOPS. && $$ NICHOLS
053 WGUS63 KDVN 142021 FFADVN FLOOD WATCH NATIONAL WEATHER SERVICE QUAD CITIES IA IL 321 PM CDT TUE JUN 14 2011 ...ADDITIONAL HEAVY RAINFALL IS POSSIBLE OVER SOUTHEAST IOWA... NORTHEAST MISSOURI AND WEST CENTRAL ILLINOIS AGAIN TONIGHT... .MORE THUNDERSTORMS WITH POTENTIALLY HEAVY RAINFALL IS EXPECTED TO FIRE LATE THIS AFTERNOON AND ESPECIALLY TONIGHT ACROSS PORTIONS OF SOUTHEAST IOWA...FAR NORTHEAST MISSOURI...AND WEST CENTRAL ILLINOIS. ADDITIONAL RAINFALL AMOUNTS OF .5 TO 1.5 INCHES IN A SHORT AMOUNT OF TIME ARE POSSIBLE. THERE IS THE RISK SOME AREAS MAY RECEIVE 2 OR MORE INCHES OF NEW RAINFALL BY WEDNESDAY MORNING. MANY AREAS HAVE ALREADY BEEN HARD HIT BY VERY HEAVY RAIN OF 3 TO 7 INCHES FROM MONDAY AFTERNOON INTO THIS MORNING. ADDITIONAL SIGNIFICANT RAINFALL OVER THESE SAME AREAS WOULD QUICKLY LEAD TO RAPID RUN OFF AND RENEWED FLASH FLOODING AS THE GROUND IS ALREADY SATURATED. MAJOR FLASH FLOODING WITH MANY AREAS IMPACTED MAY BE IMMINENT IF HEAVY RAIN DOES OCCUR ON THESE AREAS THAT EARLIER RECEIVED HEAVY RAINFALL. IAZ063-076>078-087>089-098-099-ILZ025-026-034-035-MOZ009-010- 150430- /O.CON.KDVN.FF.A.0003.000000T0000Z-110615T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ IOWA-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-DES MOINES- VAN BUREN-LEE-HENDERSON-WARREN-HANCOCK-MCDONOUGH-SCOTLAND-CLARK- INCLUDING THE CITIES OF...MARENGO...SIGOURNEY...WASHINGTON... WAPELLO...FAIRFIELD...MOUNT PLEASANT...BURLINGTON...KEOSAUQUA.... FORT MADISON...OQUAWKA...MONMOUTH...CARTHAGE...MACOMB...MEMPHIS... KAHOKA 321 PM CDT TUE JUN 14 2011 ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH WEDNESDAY MORNING... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF WEST CENTRAL ILLINOIS...IOWA AND NORTHEAST MISSOURI...INCLUDING THE FOLLOWING AREAS...IN WEST CENTRAL ILLINOIS...HANCOCK...HENDERSON...MCDONOUGH AND WARREN. IN IOWA...DES MOINES...HENRY IA...IOWA...JEFFERSON...KEOKUK... LEE...LOUISA...VAN BUREN AND WASHINGTON. IN NORTHEAST MISSOURI...CLARK AND SCOTLAND. * THROUGH WEDNESDAY MORNING * THUNDERSTORMS WITH HEAVY RAINFALL OF 1 TO LOCALLY OVER 2 INCHES IS LIKELY AGAIN TONIGHT OVER THE REGION. HEAVY RAIN FALLING ON ALREADY SATURATED SOILS COULD LEAD TO RAPID RUNOFF AND FLASH FLOODING. * SIGNIFICANT TO POTENTIALLY MAJOR FLASH FLOODING IS A RISK FOR LOCATIONS THAT RECEIVED 3 INCHES OR MORE IN THE PAST 24 HOURS WITH ADDITIONAL HEAVY RAINFALL APPROACHING 2 INCHES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT FLASH FLOODING IS POSSIBLE. MONITOR FORECASTS AND TAKE ACTION IF FLASH FLOOD WARNINGS ARE ISSUED OR FLASH FLOODING DEVELOPS. && $$ NICHOLS
019 WGUS63 KDVN 150037 FFADVN FLOOD WATCH NATIONAL WEATHER SERVICE QUAD CITIES IA IL 737 PM CDT TUE JUN 14 2011 ...ADDITIONAL HEAVY RAINFALL IS POSSIBLE OVER SOUTHEAST IOWA... NORTHEAST MISSOURI AND WEST CENTRAL ILLINOIS AGAIN TONIGHT... .MORE THUNDERSTORMS WITH POTENTIALLY HEAVY RAINFALL IS EXPECTED TO FIRE THIS EVENING AND OVERNIGHT ACROSS PORTIONS OF SOUTHEAST IOWA...FAR NORTHEAST MISSOURI...AND WEST CENTRAL ILLINOIS. ADDITIONAL RAINFALL AMOUNTS OF .5 TO 1.5 INCHES IN A SHORT AMOUNT OF TIME ARE POSSIBLE. THERE IS THE RISK SOME AREAS MAY RECEIVE 2 OR MORE INCHES OF NEW RAINFALL BY WEDNESDAY MORNING. MANY AREAS HAVE ALREADY BEEN HARD HIT BY VERY HEAVY RAIN OF 3 TO 7 INCHES FROM MONDAY AFTERNOON INTO THIS MORNING. ADDITIONAL SIGNIFICANT RAINFALL OVER THESE SAME AREAS WOULD QUICKLY LEAD TO RAPID RUN OFF AND RENEWED FLASH FLOODING AS THE GROUND IS ALREADY SATURATED. MAJOR FLASH FLOODING WITH MANY AREAS IMPACTED MAY BE IMMINENT IF HEAVY RAIN DOES OCCUR ON THESE AREAS THAT EARLIER RECEIVED HEAVY RAINFALL. IAZ063-076>078-087>089-098-099-ILZ025-026-034-035-MOZ009-010- 150845- /O.CON.KDVN.FF.A.0003.000000T0000Z-110615T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ IOWA-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-DES MOINES- VAN BUREN-LEE-HENDERSON-WARREN-HANCOCK-MCDONOUGH-SCOTLAND-CLARK- INCLUDING THE CITIES OF...MARENGO...SIGOURNEY...WASHINGTON... WAPELLO...FAIRFIELD...MOUNT PLEASANT...BURLINGTON...KEOSAUQUA.... FORT MADISON...OQUAWKA...MONMOUTH...CARTHAGE...MACOMB...MEMPHIS... KAHOKA 737 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 WEST CENTRAL ILLINOIS...IOWA AND NORTHEAST MISSOURI...INCLUDING THE FOLLOWING AREAS...IN WEST CENTRAL ILLINOIS...HANCOCK...HENDERSON...MCDONOUGH AND WARREN. IN IOWA...DES MOINES...HENRY IA...IOWA...JEFFERSON...KEOKUK... LEE...LOUISA...VAN BUREN AND WASHINGTON. IN NORTHEAST MISSOURI...CLARK AND SCOTLAND. * UNTIL 7 AM CDT WEDNESDAY * THUNDERSTORMS WITH HEAVY RAINFALL OF 1 TO LOCALLY OVER 2 INCHES IS LIKELY AGAIN TONIGHT OVER THE REGION. HEAVY RAIN FALLING ON ALREADY SATURATED SOILS COULD LEAD TO RAPID RUNOFF AND FLASH FLOODING. * SIGNIFICANT TO POTENTIALLY MAJOR FLASH FLOODING IS A RISK FOR LOCATIONS THAT RECEIVED 3 INCHES OR MORE IN THE PAST 24 HOURS WITH ADDITIONAL HEAVY RAINFALL APPROACHING 2 INCHES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT FLASH FLOODING IS POSSIBLE. MONITOR FORECASTS AND TAKE ACTION IF FLASH FLOOD WARNINGS ARE ISSUED OR FLASH FLOODING DEVELOPS. && $$ ERVIN
080 WGUS63 KDVN 150908 FFADVN FLOOD WATCH NATIONAL WEATHER SERVICE QUAD CITIES IA IL 408 AM CDT WED JUN 15 2011 ...THUNDERSTORMS WITH HEAVY RAINFALL EARLY THIS MORNING... IAZ063-076>078-087>089-098-099-ILZ025-026-034-035-MOZ009-010- 151200- /O.CON.KDVN.FF.A.0003.000000T0000Z-110615T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ IOWA-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-DES MOINES- VAN BUREN-LEE-HENDERSON-WARREN-HANCOCK-MCDONOUGH-SCOTLAND-CLARK- INCLUDING THE CITIES OF...MARENGO...SIGOURNEY...WASHINGTON... WAPELLO...FAIRFIELD...MOUNT PLEASANT...BURLINGTON...KEOSAUQUA.... FORT MADISON...OQUAWKA...MONMOUTH...CARTHAGE...MACOMB...MEMPHIS... KAHOKA 408 AM CDT WED JUN 15 2011 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF WEST CENTRAL ILLINOIS...IOWA AND NORTHEAST MISSOURI...INCLUDING THE FOLLOWING AREAS...IN WEST CENTRAL ILLINOIS...HANCOCK...HENDERSON...MCDONOUGH AND WARREN. IN IOWA...DES MOINES...HENRY IA...IOWA...JEFFERSON...KEOKUK... LEE...LOUISA...VAN BUREN AND WASHINGTON. IN NORTHEAST MISSOURI...CLARK AND SCOTLAND. * UNTIL 7 AM CDT THIS MORNING * HEAVY RAIN PRODUCING THUNDERSTORMS ARE STARTING TO MOVE OUT OF THE WATCH AREA...BUT SOME AREAS MAY STILL RECEIVE ANOTHER HALF INCH OF RAIN THROUGH 7 AM CDT. WITH AREA SOILS ALREADY SUPER SATURATED...ANY ADDITIONAL RAINFALL WILL IMMEDIATELY RUN OFF AND AGGRAVATE ANY ONGOING FLOODING SITUATIONS...OR CREATE NEW ONES EARLY THIS WEDNESDAY MORNING. HANCOCK AND MCDONOUGH COUNTIES IN WEST CENTRAL ILLINOIS...LEE COUNTY IN SOUTHEAST IOWA AND CLARK COUNTY IN NORTHEAST MISSOURI ARE ESPECIALLY PRONE TO SIGNIFICANT FLASH FLOODING THROUGH THE WATCH EXPIRATION TIME. * SIGNIFICANT TO POTENTIALLY MAJOR FLASH FLOODING CONTINUES TO BE A RISK THIS MORNING FOR LOCATIONS THAT RECEIVED 2 TO 4 INCHES OR MORE IN THE PAST 12 HOURS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT FLASH FLOODING IS POSSIBLE. MONITOR FORECASTS AND TAKE ACTION IF FLASH FLOOD WARNINGS ARE ISSUED OR FLASH FLOODING DEVELOPS. && $$ 12
254 WGUS63 KDVN 151154 FFADVN FLOOD WATCH NATIONAL WEATHER SERVICE QUAD CITIES IA IL 654 AM CDT WED JUN 15 2011 ...FLASH FLOOD WATCH WILL BE ALLOWED TO EXPIRE AT 7 AM CDT THIS MORNING... IAZ063-076>078-087>089-098-099-ILZ025-026-034-035-MOZ009-010- 151300- /O.EXP.KDVN.FF.A.0003.000000T0000Z-110615T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ IOWA-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA-DES MOINES- VAN BUREN-LEE-HENDERSON-WARREN-HANCOCK-MCDONOUGH-SCOTLAND-CLARK- INCLUDING THE CITIES OF...MARENGO...SIGOURNEY...WASHINGTON... WAPELLO...FAIRFIELD...MOUNT PLEASANT...BURLINGTON...KEOSAUQUA.... FORT MADISON...OQUAWKA...MONMOUTH...CARTHAGE...MACOMB...MEMPHIS... KAHOKA 654 AM CDT WED JUN 15 2011 ...FLASH FLOOD WATCH WILL EXPIRE AT 7 AM CDT THIS MORNING... THE FLASH FLOOD WATCH FOR PORTIONS OF WEST CENTRAL ILLINOIS... IOWA AND NORTHEAST MISSOURI WILL EXPIRE AT 7 AM CDT THIS MORNING. THE THREAT FOR WIDESPREAD HEAVY RAIN HAS SHIFTED SOUTH AND EAST OF THE AREA...THUS THE FLASH FLOOD WATCH WILL BE ALLOWED TO EXPIRE. HOWEVER...SIGNIFICANT AREAL FLOODING AND HIGH WATER TROUBLE WILL LAST WELL INTO THE DAY IN PORTIONS OF THE PREVIOUS WATCH AREA. $$ 12
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 Jun 13, 3:39 PM CDT, 8 minutes earlier.
Area forecast discussion, Jun 13, 3:39 PM CDT, 8 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
339 PM CDT MON JUN 13 2011
.SYNOPSIS...
THUNDERSTORM COMPLEX THAT MOVED OUT OF WESTERN IA THIS MORNING HAS
LEFT A WAKE LOW CENTRAL AND N CENTRAL IA RESULTING IN STRONG EASTERLY
WINDS. AT 3 PM...THE STRONGEST THUNDERSTORMS HAVE TURNED IN FAR SE
IA INTO NORTHEAST MO...WHILE A WEAK MCV AND HIGH BASED STRATIFYING
AREA OF RAIN AND ISOLATED LIGHTNING STRIKES WAS MOVING EAST MAINLY
SOUTH OF HIGHWAY 30. THIS ELEVATED CONVECTION WAS ALONG THE
NORTHERN EDGE OF A STRONG CAP IN THE CENTRAL PLAINS AND STRONG MOISTURE
ADVECTION MAINLY ABOVE 850 MB. LATEST MSAS ANALYSIS INDICATED HIGH
PRESSURE OVER THE WESTERN GREAT LAKES...LOW PRESSURE OVER THE OK
PANHANDLE...AND THE MAIN STATIONARY FRONT AT THE SURFACE EXTENDING
E-NE FROM THE LOW ACROSS KS INTO CENTRAL MO. IN THE UPPER
LEVELS...THE RIDGE AXIS REACHED FROM EASTERN TX NORTH THROUGH
CENTRAL IA AT 12Z.
&&
.SHORT TERM...TONIGHT AND TUESDAY...
COMPLEX FORECAST FOR TONIGHT...WITH MAIN FOCUS ON THREAT OF
ADDITIONAL THUNDERSTORM COMPLEXES AND HEAVY RAINFALL POSSIBLY
AFFECTING PORTIONS OF OUR RAIN SOAKED FORECAST AREA IN THE SOUTH.
AHEAD OF THIS...WAKE LOW GRADIENT WIND EVENT IN CENTRAL IA IS
EXPECTED TO MIGRATE EAST WITH THE PRESSURE FALL AXIS. THIS WILL
ESPECIALLY AFFECT AREAS NORTH OF I-80 LATE THIS AFTERNOON WITH
STRONG SUSTAINED EASTERLY WINDS...WHICH SHOULD WEAKEN SOME THIS
EVENING.
FORECAST MODELS FROM 12Z HAD A POOR HANDLE ON THE ON-GOING
THUNDERSTORM COMPLEX...WHICH HAS TAKEN OVER THE MESOSCALE
ENVIRONMENT OVER THE FORECAST AREA. THUS...LOW CONFIDENCE IN
DETERMINISTIC MODEL OUTPUT. HOWEVER...BASED ON THE CURRENT
SETUP...INCLUDING VERY WARM...CAPPED AIRMASS SOUTH OF THE SYNOPTIC
BOUNDARY IN THE PLAINS...AND 850 MB THETAE RIDGE AXIS POISED JUST SW
OF THE FORECAST AREA...POTENTIAL FOR MORE HEAVY RAIN OVER THE SOUTH
THAT SAW SOME MODERATE AMOUNTS TODAY IS A CONCERN. THE UPPER LEVEL
RIDGE IS PROGGED BY MODELS TO FLATTEN SOME WITH MID LEVEL SHORTWAVE
LIKELY TRIGGERING ANOTHER ROUND OF THUNDERSTORMS ALONG THE EDGE OF
THE PLAINS CAP LATE TONIGHT.
WITH THIS RISK...AND CONSIDERING THE SATURATED GROUND IN OUR
SOUTH...WILL GO OUT WITH A FLASH FLOOD WATCH FOR OVERNIGHT. WILL
HAVE IT GO THROUGH TUE MORNING BASED ON LOW CONFIDENCE IN THE
TIMING OF THE NOCTURNAL THUNDERSTORM COMPLEXES.
BEYOND...CANNOT RULE OUT ADDITIONAL RAIN AND THUNDERSTORMS THROUGH
THE DAY TUE AS THE LOW IN THE PLAINS ADVANCES AND THE FORECAST AREA
REMAINS JUST NORTH OF THE WARM FRONT. WILL KEEP HIGHER POPS IN THE
MORNING AND TEMPERATURES LIMITED TO THE 70S AT BEST UNDER THE CLOUD
COVER AND EASTERLY LOW LEVEL FLOW.
..SHEETS..
.LONG TERM...TUESDAY NIGHT THROUGH MONDAY...
OVERALL...MODEL INITIALIZATION WAS POOR ESPECIALLY IN REGARDS TO LOW
LEVEL MOISTURE. THE GEM SEEMS TO HAVE DONE A BIT BETTER ON MOISTURE
THAN THE OTHER MODELS.
THE QUESTION TUES NIGHT/WED IS WHERE DOES THE MCS INITIALLY FIRE.
MCS/LIFT TOOLS IN COMBINATION WITH THE HEAVY RAIN TOOL SUGGEST THE
MCS WILL EITHER DEVELOP OVER OR VERY NEAR THE CWFA DURING THE
EVENING AND GETS GOING IN ERNEST AFTER MIDNIGHT. WOULD LIKE TO SEE
THE LLJ STRONGER BUT THE INCREASED BAROCLINICITY BEING PROVIDED BY
FLOW OFF THE GREAT LAKES SHOULD ALLOW THE MCS TO GET BETTER
ORGANIZED. LIFT TOOL ALSO SHOWS A STRONG AREA OF CONVERGENCE
DEVELOPING ACROSS THE CWFA WHICH WOULD SUGGEST THE POTENTIAL FOR
HEAVY RAIN. CORFIDI VECTORS ARE NOT OVERLY STRONG AND WEAKEN LATE
TUES NIGHT INTO WED MORNING SUGGESTING STORM MOVEMENT WOULD NOT BE
OVERLY FAST. THE HEAVIEST RAIN SHOULD BE NEARLY COINCIDENT WITH THE
INTENSE CONVERGENCE ALOFT.
POPS HAVE BEEN INCREASED FOR LATE TUES NIGHT/WED MORNING. THERE WILL
LIKELY BE A BAND OF MODERATE TO HEAVY RAINFALL ASSOCIATED WITH THE
MCS THAT SLOWLY MOVES ACROSS THE CWFA. MAX TEMPERATURES FOR WED HAVE
BEEN LOWERED FURTHER BUT MAY STILL BE TOO WARM. THERE IS A VERY REAL
POSSIBILITY THAT MOST OF THE CWFA WILL REMAIN IN THE 60S WEDNESDAY.
LINGERING PRECIP FROM THE MCS WILL BE ACROSS THE CWFA WED EVENING AS
BOTH THE UPPER AND SFC LOWS SLOWLY MOVE EAST OF THE AREA. IT IS
POSSIBLE THAT THE PRECIP MAY END LATE WED NIGHT.
THE OVERALL SITUATION FOR THURSDAY IS NOT ENTIRELY CLEAR. SEVERAL
MODELS ARE SUGGESTING THAT THURSDAY COULD BE DRY. HOWEVER...MID
LEVEL LAPSE RATES DO STEEPEN DURING THE DAY AND MOST MODELS INDICATE
A VORT MAX WILL MOVE THROUGH IN THE FLOW ALOFT. SO...IN SPITE OF
500MB HEIGHTS RISING WILL GO WITH SCHC POPS FOR THE POSSIBILITY OF
SOME DIURNAL CONVECTION FIRING.
THURS NIGHT ON...
OVER THE PAST 30 DAYS A POSITIVE SST ANOMALY NORTH OF HAWAII HAS
GOTTEN STRONGER. AT THE SAME TIME ANOMALIES HAVE TURNED NEGATIVE AT
130W AND NOW ARE AT EXTREME VALUES OF -5C. ALL THIS INDICATES THAT A
LONGWAVE TROF WILL BE DEVELOPING ON THE WEST COAST WITH SOUTHWEST
FLOW ALOFT OVER THE CONUS AND THUS KEEPING THE CWA IN AN ACTIVE WX
PATTERN.
THUS MODEL CONSENSUS HAS SCHC/CHC POPS IN EVERY PERIOD FROM THURS
NIGHT THROUGH MON NIGHT. OVERALL SYNOPTIC SITUATION SUGGESTS MCS
ACTIVITY IN OR NEAR THE CWFA WITH A FRONTAL BOUNDARY INITIALLY SOUTH
OF THE AREA THAT SLOWLY MOVES NORTH. TEMPERATURES WILL BE ON THE
INCREASE OVER THE WEEKEND WITH GRADUALLY INCREASING HUMIDITY LEVELS.
..08..
&&
.AVIATION...
COMPLEX OF THUNDERSTORMS WITH STRONG WINDS AND HEAVY RAINFALL IN
SOUTHEAST IOWA WILL AFFECT THE BRL TERMINAL LATE THIS AFTERNOON.
A PERIOD OF BRISK EAST TO SE WINDS MAY THEN FOLLOW AT ALL
SITES...POSSIBLY SUSTAINED AS HIGH AS 30 KTS UNTIL SUNSET. ANOTHER
LARGE COMPLEX OF THUNDERSTORMS IS EXPECTED OVERNIGHT...WHICH AT THIS
TIME LOOKS MOST LIKELY TO IMPACT BRL...AND THEN MLI AND CID TO A
LESSER EXTENT...WITH IFR CIGS...GUSTY WINDS AND HEAVY RAINFALL.
ANTICIPATING LINGERING LOW CLOUDS IN AT LEAST MVFR CRITERIA
FOLLOWING THUNDERSTORMS LATE TONIGHT INTO TUE MORNING AT ALL SITES IN
CURRENT FORECASTS. LOW CONFIDENCE IN THE 12Z TO 18Z PERIOD AS TO
HOW LONG RAIN...THUNDERSTORMS AND LOW CIGS WILL LINGER.
..SHEETS..
&&
.DVN WATCHES/WARNINGS/ADVISORIES...
IA...FLASH FLOOD WATCH FROM 7 PM CDT THIS EVENING THROUGH TUESDAY
AFTERNOON FOR DES MOINES-HENRY IA-IOWA-JEFFERSON-KEOKUK-LEE-
LOUISA-VAN BUREN-WASHINGTON.
IL...FLASH FLOOD WATCH FROM 7 PM CDT THIS EVENING THROUGH TUESDAY
AFTERNOON FOR HANCOCK-HENDERSON-MCDONOUGH.
MO...FLASH FLOOD WATCH FROM 7 PM CDT THIS EVENING THROUGH TUESDAY
AFTERNOON FOR CLARK-SCOTLAND.
&&
SHEETS/08Hazardous weather outlook, Jun 13, 4:34 AM CDT, 11 hours 13 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE QUAD CITIES IA IL 434 AM CDT MON JUN 13 2011 IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007- 009-015>018-024>026-034-035-MOZ009-010-140945- 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- 434 AM CDT MON JUN 13 2011 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...TODAY AND TONIGHT THERE WILL BE A CHANCE OF THUNDERSTORMS SPREADING ACROSS PORTIONS OF THE OUTLOOK AREA TONIGHT...ESPECIALLY SOUTHWEST OF A LINE FROM CEDAR RAPIDS TO THE QUAD CITIES. MORE SUBSTANTIAL STORMS WILL BE POSSIBLE ALONG AND SOUTH OF A LINE FROM WASHINGTON IOWA...TO BURLINGTON AND MACOMB ILLINOIS. STORMS IN THESE AREAS WILL BE ABLE TO PRODUCE LOCALLY HEAVY RAINFALL AND POSSIBLY SOME LARGE HAIL. THE STORM PREDICTION CENTER HAS PLACED AREAS GENERALLY ALONG AND SOUTHWEST OF A LINE FROM WILLIAMSBURG IOWA...TO BURLINGTON...AND TO SOUTH OF MACOMB ILLINOIS IN A SLIGHT RISK OF SEVERE WEATHER TONIGHT. AREA RIVERS ARE EXPERIENCING FLOODING. PLEASE SEE THE LATEST FLOOD STATEMENTS AND FLOOD WARNINGS FOR DETAILS. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY MORE SHOWERS AND THUNDERSTORMS ARE EXPECTED TUESDAY THROUGH WEDNESDAY NIGHT AS AN UPPER LEVEL LOW PRESSURE SYSTEM MOVES THROUGH THE UPPER MIDWEST. WE ARE MOST LIKELY TO GET PRECIPITATION IN THE OUTLOOK AREA TUESDAY NIGHT. WIDESPREAD SEVERE WEATHER IS NOT ANTICIPATED. THUNDERSTORMS ARE IN THE FORECAST FOR MUCH OF THURSDAY THROUGH SUNDAY. IT IS TOO SOON TO DETERMINE THE PROBABILITY FOR SEVERE STORMS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED IN PORTIONS OF SOUTHEAST IOWA AND NORTHEAST MISSOURI LATER TONIGHT.
In the hours before
Special weather statement, Jun 13, 1:05 PM CDT, 2 hours 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
105 PM CDT MON JUN 13 2011
IAZ076-077-087-088-098-099-ILZ034-MOZ009-010-131900-
CLARK-HANCOCK-HENRY-JEFFERSON-KEOKUK-LEE-SCOTLAND-VAN
BUREN-WASHINGTON-
105 PM CDT MON JUN 13 2011
...THUNDERSTORMS WITH STRONG WINDS AND HEAVY RAINFALL MOVING INTO
NORTHEAST MISSOURI AND SOUTHEAST IOWA...
AT 1257 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM JUST WEST OF
OTTUMWA TO 6 MILES SOUTHWEST OF MEMPHIS...MOVING EAST AT 30 MPH. THE
STRONGEST STORM...CAPABLE OF PRODUCING PENNY SIZE HAIL AND VERY
HEAVY RAINFALL...WAS JUST WEST OF MEMPHIS AND MOVING NORTHEAST
AROUND 35 MPH.
THUNDERSTORMS WITH HEAVY RAINFALL...WIND GUSTS OF 30 TO 40 MPH...AND
POSSIBLY SMALL HAIL...WILL CONTINUE TO OVERSPREAD NORTHEAST MISSOURI
AND SOUTHEAST IOWA EARLY THIS AFTERNOON. BY 2 PM...THE LEADING EDGE
OF THE STORMS WILL LIKELY EXTEND FROM SIGOURNEY...THROUGH
FAIRFIELD TO KEOKUK.
IF YOU HEAR THUNDER, MOVE IMMEDIATELY TO A STURDY BUILDING OR CAR
UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD BE PREPARED FOR STRONG
GUSTY WINDS.
LAT...LON 4136 9241 4138 9187 4023 9138 4029 9196
4030 9196 4030 9228 4041 9236 4060 9236
4061 9219 4115 9219 4117 9242
TIME...MOT...LOC 1758Z 270DEG 28KT 4126 9287 4038 9221
SHEETSSpecial weather statement, Jun 13, 1:46 PM CDT, 2 hours 1 minute before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
146 PM CDT MON JUN 13 2011
IAZ063>065-067-076>078-087>089-098-099-ILZ015-024-025-034-MOZ009-010-
131945-
CEDAR-CLARK-DES
MOINES-HANCOCK-HENDERSON-HENRY-IOWA-JEFFERSON-JOHNSON-KEOKUK-LEE-
LOUISA-MERCER-MUSCATINE-ROCK ISLAND-SCOTLAND-VAN BUREN-WASHINGTON-
146 PM CDT MON JUN 13 2011
..THUNDERSTORMS WITH STRONG WINDS MOVING INTO SOUTHEAST IOWA AND
NORTHEAST MISSOURI...
AT 135 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM NEAR NORTH ENGLISH
SOUTH THROUGH FAIRFIELD...TO NEAR BLOOMFIELD...MOVING EAST AT 45 MPH.
WINDS UP TO 50 MPH...BRIEF HEAVY RAINFALL AND PEA SIZE HAIL CAN BE
EXPECTED WITH THESE STORMS ACROSS SOUTHEAST IOWA THIS AFTERNOON.
WINDS MAY INCREASE TO 30 TO 40 MPH AFTER THE STORMS PASS AND REMAIN
STRONG THROUGH MID AFTERNOON.
MOTORISTS SHOULD BE PREPARED FOR VERY STRONG WINDS AND HEAVY
RAINFALL. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THIS STORM HAS
PASSED.
LAT...LON 4046 9225 4061 9220 4061 9219 4078 9214
4124 9213 4180 9227 4159 9107 4110 9095
4066 9095 4022 9134
TIME...MOT...LOC 1839Z 270DEG 40KT 4179 9218 4124 9201
4078 9202 4055 9211
SHEETSLocal storm report, Jun 13, 2:23 PM CDT, 1 hour 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
223 PM CDT MON JUN 13 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0215 PM TSTM WND GST MEMPHIS 40.46N 92.17W
06/13/2011 E45.00 MPH SCOTLAND MO PUBLIC
ESTIMATED WIND GUSTS 40-45 MPH.
0222 PM TSTM WND GST 5 E CANTRIL 40.64N 91.98W
06/13/2011 E50.00 MPH VAN BUREN IA TRAINED SPOTTER
WNW WINDS WITH HEAVY RAIN. NO HAIL.
&&
TOMOSpecial weather statement, Jun 13, 3:18 PM CDT, 29 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE QUAD CITIES IA IL 318 PM CDT MON JUN 13 2011 IAZ040-041-051>053-063>068-076>078-087>089-098-099-ILZ015-024>026- 132230- BUCHANAN-DELAWARE-BENTON-LINN-JONES-IOWA-JOHNSON-CEDAR-CLINTON- MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-HENRY IA- DES MOINES-VAN BUREN-LEE-ROCK ISLAND-MERCER-HENDERSON-WARREN- INCLUDING THE CITIES OF...INDEPENDENCE...MANCHESTER...VINTON... CEDAR RAPIDS...ANAMOSA...MARENGO...IOWA CITY...TIPTON...CLINTON... MUSCATINE...BETTENDORF...DAVENPORT...SIGOURNEY...WASHINGTON... WAPELLO...FAIRFIELD...MOUNT PLEASANT...BURLINGTON...KEOSAUQUA.... FORT MADISON...MOLINE...ROCK ISLAND...ALEDO...OQUAWKA...MONMOUTH 318 PM CDT MON JUN 13 2011 ..STRONG WINDS MOVING INTO THE AREA WITH LIGHT RAIN... AN AREA OF RAIN TO THE NORTH OF SOME STRONG THUNDERSTORMS OVER FAR SOUTHEAST IOWA WILL CONTINUE THROUGH LATE AFTERNOON. AS THE LIGHT RAIN DIMINISHES...WINDS MAY INCREASE TO 30 TO 40 MPH...WITH GUSTS TO 50 MPH POSSIBLE. MOTORISTS SHOULD BE PREPARED FOR STRONG EAST WINDS. LOOSE OBJECTS MAY BE BLOWN AROUND BY THIS WIND...AND SMALL TREE LIMBS MAY BREAK. ERVIN
Local storm report, Jun 13, 3:37 PM CDT, 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
337 PM CDT MON JUN 13 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0226 PM NON-TSTM WND GST MOUNT PLEASANT 40.96N 91.55W
06/13/2011 E55 MPH HENRY IA TRAINED SPOTTER
GUSTS TO 55 MPH EVERY 2-5 MINUTES. FROM E-SPOTTER.
&&
TOMOLocal storm report, Jun 13, 3:41 PM CDT, 6 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
341 PM CDT MON JUN 13 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0226 PM NON-TSTM WND GST MOUNT PLEASANT 40.96N 91.55W
06/13/2011 M51.00 MPH HENRY IA TRAINED SPOTTER
ESTIMATED GUSTS TO 55 MPH EVERY 2-5 MINUTES. FROM
E-SPOTTER.
&&
TOMOThe office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 1:05 PM CDT | Special Weather Statement | DVN | Jefferson, Keokuk, Van Buren | 55 min |
| Jun 13, 1:46 PM CDT | Special Weather Statement | DVN | Des Moines, Henry, Iowa, Jefferson, Johnson, Lee and 4 more | 59 min |
Nearby
Flash Flood Watches in Iowa, 2011Flash Flood Watches in Illinois, 2011Flash Flood Watches in Missouri, 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.