Alert archive / Iowa / Flash Flood Watches in 2015
Flash Flood Watch 9, NWS Des Moines, IA
NWS Des Moines, IA issued this flash flood watch at Sep 7, 2015, 4:21 AM CDT for 51 counties in Iowa. It took effect at Sep 7, 2015, 7:00 PM CDT. It was in force for 15 hr.
The area
The counties it named.
The facts
- Issued
- Sep 7, 2015, 4:21 AM CDT (09:21 UTC)
- In effect from
- Sep 7, 2015, 7:00 PM CDT
- Expired
- Sep 8, 2015, 10:00 AM CDT
- In force
- 15 hr
- Issued by
- NWS Des Moines, IA
- Flood severity
- None
All 51 counties
Adair County, IA, Adams County, IA, Appanoose County, IA, Audubon County, IA, Black Hawk County, IA, Boone County, IA, Bremer County, IA, Butler County, IA, Calhoun County, IA, Carroll County, IA, Cass County, IA, Cerro Gordo County, IA, Clarke County, IA, Crawford County, IA, Dallas County, IA, Davis County, IA, Decatur County, IA, Emmet County, IA, Franklin County, IA, Greene County, IA, Grundy County, IA, Guthrie County, IA, Hamilton County, IA, Hancock County, IA, Hardin County, IA, Humboldt County, IA, Jasper County, IA, Kossuth County, IA, Lucas County, IA, Madison County, IA, Mahaska County, IA, Marion County, IA, Marshall County, IA, Monroe County, IA, Palo Alto County, IA, Pocahontas County, IA, Polk County, IA, Poweshiek County, IA, Ringgold County, IA, Sac County, IA, Story County, IA, Tama County, IA, Taylor County, IA, Union County, IA, Wapello County, IA, Warren County, IA, Wayne County, IA, Webster County, IA, Winnebago County, IA, Worth County, IA, Wright County, IA
The radar
The Des Moines radar (KDMX), 23 km from the middle of the area, began a volume at 09:21 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 00:00Z, 9.4 hours before the alert went out and 230 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
- 1563 J/kg
- Mixed-layer CIN
- -79 J/kg
- Mixed-layer LCL
- 1693 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 121 m²/s²
- 0-3 km storm-relative helicity
- 254 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 21.9
The text
As transmitted, in the capitals the NWS used until 2016.
770 WGUS63 KDMX 070921 FFADMX URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE DES MOINES IA 421 AM CDT MON SEP 7 2015 ...ADDITIONAL HEAVY RAINS LIKELY OVER CENTRAL AND SOUTHERN IOWA THROUGH TONIGHT... IAZ046>050-057>062-070>074-071600- /O.CAN.KDMX.FF.A.0008.000000T0000Z-150907T1500Z/ /O.NEW.KDMX.FF.A.0009.150908T0000Z-150908T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ GREENE-BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-DALLAS-POLK- JASPER-POWESHIEK-CASS-ADAIR-MADISON-WARREN-MARION- INCLUDING THE CITIES OF...JEFFERSON...BOONE...AMES... MARSHALLTOWN...TAMA...TOLEDO...TRAER...DYSART...GLADBROOK... AUDUBON...EXIRA...GUTHRIE CENTER...PANORA...BAYARD...CASEY... PERRY...WAUKEE...ADEL...DES MOINES...NEWTON...GRINNELL... ATLANTIC...GREENFIELD...STUART...ADAIR...FONTANELLE...WINTERSET... EARLHAM...INDIANOLA...NORWALK...CARLISLE...PELLA...KNOXVILLE 421 AM CDT MON SEP 7 2015 ...FLASH FLOOD WATCH NOW IN EFFECT FROM THIS EVENING THROUGH TUESDAY MORNING... ...EARLY MORNING FLASH FLOOD WATCH IS CANCELLED... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A * FLASH FLOOD WATCH FOR PORTIONS OF CENTRAL IOWA...SOUTH CENTRAL IOWA...SOUTHWEST IOWA AND WEST CENTRAL IOWA...INCLUDING THE FOLLOWING IN CENTRAL ...IOWA...BOONE...DALLAS...JASPER... MARSHALL...POLK...POWESHIEK...STORY AND TAMA. IN SOUTH CENTRAL IOWA...MADISON...MARION AND WARREN. IN SOUTHWEST IOWA...ADAIR AND CASS. IN WEST CENTRAL IOWA...AUDUBON...GREENE AND GUTHRIE. * FROM THIS EVENING THROUGH TUESDAY MORNING * THE IMMEDIATE THREAT OF ADDITIONAL HEAVY RAINS HAS ENDED FOR THE TIME BEING...SO THE FLASH FLOOD WATCH IN EFFECT EARLY THIS MORNING HAS BEEN CANCELLED. THE OVERALL FLASH FLOODING POTENTIAL HAS NOT ENDED HOWEVER. MORE SHOWERS AND THUNDERSTORMS WITH HEAVY RAINS ARE EXPECTED AGAIN TONIGHT. LOCALIZED RAINFALL AMOUNTS MAY REACH ONE TO TWO INCHES...AND WITH SOILS ALREADY SATURATED IN MANY AREAS MORE FLASH FLOODING MAY QUICKLY DEVELOP. AREAS ALONG THE GUTHRIE AND GREENE COUNTY BORDER HAVE ALREADY SEEN SIX TO SEVEN INCH RAINFALLS OVERNIGHT. * THE HEAVY RAINFALL MAY LEAD TO FLASH FLOODING DUE TO RAPID RISES ALONG SMALL STREAMS AND CREEKS. SIGNIFICANT URBAN PONDING AND WATER FLOWING OVER RURAL ROADS MAY ALSO OCCUR. VERY SERIOUS FLASH FLOODING MAY DEVELOP...OR REDEVELOP IN LOCATIONS THAT HAVE ALREADY SEEN TORRENTIAL RAINS SUNDAY NIGHT. 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. && $$ IAZ075-081>086-092>097-071600- /O.NEW.KDMX.FF.A.0009.150908T0000Z-150908T1200Z/ /O.CON.KDMX.FF.A.0008.000000T0000Z-150907T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-TAYLOR-RINGGOLD- DECATUR-WAYNE-APPANOOSE-DAVIS- INCLUDING THE CITIES OF...OSKALOOSA...CORNING...CRESTON... OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...LENOX... NEW MARKET...MOUNT AYR...LAMONI...LEON...CORYDON...SEYMOUR... ALLERTON...HUMESTON...CENTERVILLE...BLOOMFIELD 421 AM CDT MON SEP 7 2015 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING... ...FLASH FLOOD WATCH IN EFFECT FROM THIS EVENING THROUGH TUESDAY MORNING... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF SOUTH CENTRAL IOWA...SOUTHEAST IOWA AND SOUTHWEST IOWA...INCLUDING THE FOLLOWING IN SOUTH ...CENTRAL IOWA... APPANOOSE...CLARKE...DECATUR...LUCAS...MAHASKA...MONROE... RINGGOLD...UNION AND WAYNE. IN SOUTHEAST IOWA...DAVIS AND WAPELLO. IN SOUTHWEST IOWA...ADAMS AND TAYLOR. * UNTIL 10 AM CDT THIS MORNING * SHOWERS AND THUNDERSTORMS WITH POTENTIALLY HEAVY FLASH FLOODING RAINS WILL CONTINUE EARLY THIS MORNING...BUT SHOULD DIMINISH HEADING TOWARD MIDDAY. THE OVERALL FLASH FLOODING POTENTIAL WILL NOT END BY THAT TIME HOWEVER. MORE SHOWERS AND THUNDERSTORMS WITH HEAVY RAINS ARE EXPECTED AGAIN TONIGHT. RAINFALL AMOUNTS MAY REACH ONE TO THREE INCHES WITH LOCALLY HIGHER AMOUNTS POSSIBLE...AND WITH SOILS ALREADY SATURATED IN MANY AREAS MORE FLASH FLOODING MAY QUICKLY DEVELOP. * THE HEAVY RAINFALL MAY LEAD TO FLASH FLOODING DUE TO RAPID RISES ALONG SMALL STREAMS AND CREEKS. SIGNIFICANT URBAN PONDING AND WATER FLOWING OVER RURAL ROADS MAY ALSO OCCUR. VERY SERIOUS FLASH FLOODING MAY DEVELOP...OR REDEVELOP IN LOCATIONS THAT HAVE ALREADY SEEN TORRENTIAL RAINS SUNDAY NIGHT. 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. && $$ IAZ044-045-071600- /O.NEW.KDMX.FF.A.0009.150908T0000Z-150908T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CRAWFORD-CARROLL- INCLUDING THE CITIES OF...DENISON...CARROLL 421 AM CDT MON SEP 7 2015 ...FLASH FLOOD WATCH IN EFFECT FROM THIS EVENING THROUGH TUESDAY MORNING... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A * FLASH FLOOD WATCH FOR A PORTION OF WEST CENTRAL IOWA... INCLUDING THE FOLLOWING CARROLL AND ...CRAWFORD. * FROM THIS EVENING THROUGH TUESDAY MORNING * THE IMMEDIATE THREAT OF ADDITIONAL HEAVY RAINS HAS ENDED FOR THE TIME BEING. HOWEVER THE OVERALL FLASH FLOODING POTENTIAL HAS NOT ENDED. MORE SHOWERS AND THUNDERSTORMS WITH HEAVY RAINS ARE EXPECTED AGAIN TONIGHT. LOCALIZED RAINFALL AMOUNTS MAY REACH ONE TO TWO INCHES...AND WITH SOILS ALREADY SATURATED IN MANY AREAS MORE FLASH FLOODING MAY QUICKLY DEVELOP. * HEAVY RAINFALL MAY LEAD TO FLASH FLOODING DUE TO RAPID RISES ALONG SMALL STREAMS AND CREEKS. SIGNIFICANT URBAN PONDING AND WATER FLOWING OVER RURAL ROADS MAY ALSO OCCUR. VERY SERIOUS FLASH FLOODING MAY DEVELOP...OR REDEVELOP IN LOCATIONS THAT HAVE ALREADY SEEN TORRENTIAL RAINS SUNDAY NIGHT. 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. && $$ SMALL
8 follow-up statements
829 WGUS63 KDMX 071240 FFADMX FLOOD WATCH NATIONAL WEATHER SERVICE DES MOINES IA 740 AM CDT MON SEP 7 2015 ...ADDITIONAL HEAVY RAINS LIKELY OVER CENTRAL AND SOUTHERN IOWA THROUGH TONIGHT... IAZ075-081>086-092>097-072045- /O.CAN.KDMX.FF.A.0008.000000T0000Z-150907T1500Z/ /O.CON.KDMX.FF.A.0009.150908T0000Z-150908T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE-WAPELLO-TAYLOR-RINGGOLD- DECATUR-WAYNE-APPANOOSE-DAVIS- INCLUDING THE CITIES OF...OSKALOOSA...CORNING...CRESTON... OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...LENOX... NEW MARKET...MOUNT AYR...LAMONI...LEON...CORYDON...SEYMOUR... ALLERTON...HUMESTON...CENTERVILLE...BLOOMFIELD 740 AM CDT MON SEP 7 2015 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH TUESDAY MORNING... ...EARLY MORNING FLASH FLOOD WATCH IS CANCELLED... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF SOUTH CENTRAL IOWA...SOUTHEAST IOWA AND SOUTHWEST IOWA...INCLUDING THE FOLLOWING IN SOUTH ...CENTRAL IOWA... APPANOOSE...CLARKE...DECATUR...LUCAS...MAHASKA...MONROE... RINGGOLD...UNION AND WAYNE. IN SOUTHEAST IOWA...DAVIS AND WAPELLO. IN SOUTHWEST IOWA...ADAMS AND TAYLOR. * FROM 7 PM CDT THIS EVENING THROUGH TUESDAY MORNING * THE IMMEDIATE THREAT OF ADDITIONAL HEAVY RAINS HAS ENDED FOR THE TIME BEING...SO THE FLASH FLOOD WATCH IN EFFECT EARLY THIS MORNING HAS BEEN CANCELLED. THE OVERALL FLASH FLOODING POTENTIAL HAS NOT ENDED HOWEVER. MORE SHOWERS AND THUNDERSTORMS WITH HEAVY RAINS ARE EXPECTED AGAIN TONIGHT. RAINFALL AMOUNTS MAY REACH ONE TO THREE INCHES WITH LOCALLY HIGHER AMOUNTS POSSIBLE...AND WITH SOILS ALREADY SATURATED IN MANY AREAS MORE FLASH FLOODING MAY QUICKLY DEVELOP. * THE HEAVY RAINFALL MAY LEAD TO FLASH FLOODING DUE TO RAPID RISES ALONG SMALL STREAMS AND CREEKS. SIGNIFICANT URBAN PONDING AND WATER FLOWING OVER RURAL ROADS MAY ALSO OCCUR. VERY SERIOUS FLASH FLOODING MAY DEVELOP...OR REDEVELOP IN LOCATIONS THAT HAVE ALREADY SEEN TORRENTIAL RAINS SUNDAY NIGHT. 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. && $$ IAZ044>050-057>062-070>074-072045- /O.CON.KDMX.FF.A.0009.150908T0000Z-150908T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE- DALLAS-POLK-JASPER-POWESHIEK-CASS-ADAIR-MADISON-WARREN-MARION- INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON...BOONE... AMES...MARSHALLTOWN...TAMA...TOLEDO...TRAER...DYSART... GLADBROOK...AUDUBON...EXIRA...GUTHRIE CENTER...PANORA...BAYARD... CASEY...PERRY...WAUKEE...ADEL...DES MOINES...NEWTON...GRINNELL... ATLANTIC...GREENFIELD...STUART...ADAIR...FONTANELLE...WINTERSET... EARLHAM...INDIANOLA...NORWALK...CARLISLE...PELLA...KNOXVILLE 740 AM CDT MON SEP 7 2015 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH TUESDAY MORNING... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF CENTRAL IOWA...SOUTH CENTRAL IOWA...SOUTHWEST IOWA AND WEST CENTRAL IOWA...INCLUDING THE FOLLOWING IN CENTRAL ... IOWA...BOONE...DALLAS...JASPER...MARSHALL...POLK...POWESHIEK... STORY AND TAMA. IN SOUTH CENTRAL IOWA...MADISON...MARION AND WARREN. IN SOUTHWEST IOWA...ADAIR AND CASS. IN WEST CENTRAL IOWA...AUDUBON...CARROLL...CRAWFORD...GREENE AND GUTHRIE. * FROM 7 PM CDT THIS EVENING THROUGH TUESDAY MORNING * MORE SHOWERS AND THUNDERSTORMS WITH HEAVY RAINS ARE EXPECTED AGAIN TONIGHT. LOCALIZED RAINFALL AMOUNTS MAY REACH ONE TO TWO INCHES...AND WITH SOILS ALREADY SATURATED IN MANY AREAS MORE FLASH FLOODING MAY QUICKLY DEVELOP. AREAS ALONG THE GUTHRIE AND GREENE COUNTY BORDER HAVE ALREADY SEEN SIX TO SEVEN INCH RAINFALLS OVERNIGHT. * THE HEAVY RAINFALL MAY LEAD TO FLASH FLOODING DUE TO RAPID RISES ALONG SMALL STREAMS AND CREEKS. SIGNIFICANT URBAN PONDING AND WATER FLOWING OVER RURAL ROADS MAY ALSO OCCUR. VERY SERIOUS FLASH FLOODING MAY DEVELOP...OR REDEVELOP IN LOCATIONS THAT HAVE ALREADY SEEN TORRENTIAL RAINS SUNDAY NIGHT. 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. && $$ SMALL/AWB
786 WGUS63 KDMX 071311 FFADMX FLOOD WATCH NATIONAL WEATHER SERVICE DES MOINES IA 811 AM CDT MON SEP 7 2015 ...ADDITIONAL HEAVY RAINS LIKELY OVER CENTRAL AND SOUTHERN IOWA TONIGHT... IAZ044>050-057>062-070>075-081>086-092>097-072115- /O.CON.KDMX.FF.A.0009.150908T0000Z-150908T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-TAMA-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...DENISON...CARROLL...JEFFERSON...BOONE... AMES...MARSHALLTOWN...TAMA...TOLEDO...TRAER...DYSART... GLADBROOK...AUDUBON...EXIRA...GUTHRIE CENTER...PANORA...BAYARD... CASEY...PERRY...WAUKEE...ADEL...DES MOINES...NEWTON...GRINNELL... ATLANTIC...GREENFIELD...STUART...ADAIR...FONTANELLE...WINTERSET... EARLHAM...INDIANOLA...NORWALK...CARLISLE...PELLA...KNOXVILLE... OSKALOOSA...CORNING...CRESTON...OSCEOLA...CHARITON...ALBIA... OTTUMWA...BEDFORD...LENOX...NEW MARKET...MOUNT AYR...LAMONI... LEON...CORYDON...SEYMOUR...ALLERTON...HUMESTON...CENTERVILLE... BLOOMFIELD 811 AM CDT MON SEP 7 2015 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 7 PM CDT THIS EVENING 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 IN CENTRAL ...IOWA...BOONE...DALLAS...JASPER... MARSHALL...POLK...POWESHIEK...STORY AND TAMA. 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...CARROLL...CRAWFORD...GREENE AND GUTHRIE. * FROM 7 PM CDT THIS EVENING THROUGH TUESDAY MORNING * MORE SHOWERS AND THUNDERSTORMS WITH HEAVY RAINS ARE EXPECTED AGAIN TONIGHT. LOCALIZED RAINFALL AMOUNTS MAY REACH ONE TO TWO INCHES...AND WITH SOILS ALREADY SATURATED IN MANY AREAS MORE FLASH FLOODING MAY QUICKLY DEVELOP. AREAS ALONG THE GUTHRIE AND GREENE COUNTY BORDER HAVE ALREADY SEEN SIX TO SEVEN INCH RAINFALLS OVERNIGHT. * THE HEAVY RAINFALL MAY LEAD TO FLASH FLOODING DUE TO RAPID RISES ALONG SMALL STREAMS AND CREEKS. SIGNIFICANT URBAN PONDING AND WATER FLOWING OVER RURAL ROADS MAY ALSO OCCUR. VERY SERIOUS FLASH FLOODING MAY DEVELOP...OR REDEVELOP IN LOCATIONS THAT HAVE ALREADY SEEN TORRENTIAL RAINS SUNDAY NIGHT. 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. && $$ KS
598 WGUS63 KDMX 071618 FFADMX FLOOD WATCH NATIONAL WEATHER SERVICE DES MOINES IA 1118 AM CDT MON SEP 7 2015 ...ADDITIONAL HEAVY RAINS LIKELY OVER CENTRAL AND SOUTHERN IOWA TONIGHT... .ANOTHER SIGNIFICANT RAINFALL EVENT IS EXPECTED OVER MANY OF THE SAME AREAS THAT RECEIVED TORRENTIAL RAINFALL SUNDAY NIGHT. BE PREPARED FOR FLASH FLOODING AND REMAIN ALERT TO RAPIDLY CHANGING CONDITIONS TONIGHT...ESPECIALLY IF YOU LIVE NEAR FLOOD PRONE AREAS. IAZ044>050-057>062-070>075-081>086-092>097-080030- /O.CON.KDMX.FF.A.0009.150908T0000Z-150908T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-TAMA-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...DENISON...CARROLL...JEFFERSON...BOONE... AMES...MARSHALLTOWN...TAMA...TOLEDO...TRAER...DYSART... GLADBROOK...AUDUBON...EXIRA...GUTHRIE CENTER...PANORA...BAYARD... CASEY...PERRY...WAUKEE...ADEL...DES MOINES...NEWTON...GRINNELL... ATLANTIC...GREENFIELD...STUART...ADAIR...FONTANELLE...WINTERSET... EARLHAM...INDIANOLA...NORWALK...CARLISLE...PELLA...KNOXVILLE... OSKALOOSA...CORNING...CRESTON...OSCEOLA...CHARITON...ALBIA... OTTUMWA...BEDFORD...LENOX...NEW MARKET...MOUNT AYR...LAMONI... LEON...CORYDON...SEYMOUR...ALLERTON...HUMESTON...CENTERVILLE... BLOOMFIELD 1118 AM CDT MON SEP 7 2015 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 7 PM CDT THIS EVENING 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 IN CENTRAL ...IOWA...BOONE...DALLAS...JASPER... MARSHALL...POLK...POWESHIEK...STORY AND TAMA. 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...CARROLL...CRAWFORD...GREENE AND GUTHRIE. * FROM 7 PM CDT THIS EVENING THROUGH TUESDAY MORNING * THUNDERSTORMS WITH HEAVY RAINS ARE EXPECTED AGAIN TONIGHT. RAINFALL RATES OF ONE TO TWO INCHES PER HOUR WILL BE COMMON. RAINFALL TOTALS OF 1 TO 3 INCHES WITH LOCALIZED TOTALS OF 5 INCHES ARE AGAIN POSSIBLE. WITH SOILS ALREADY SATURATED IN MANY AREAS...FLASH FLOODING MAY QUICKLY REDEVELOP. * THE HEAVY RAINFALL MAY LEAD TO FLASH FLOODING DUE TO RAPID RISES ALONG SMALL STREAMS AND CREEKS. SIGNIFICANT URBAN PONDING AND WATER FLOWING OVER RURAL ROADS MAY ALSO OCCUR. VERY SERIOUS FLASH FLOODING MAY DEVELOP...OR REDEVELOP IN LOCATIONS THAT HAVE ALREADY SEEN TORRENTIAL RAINS SUNDAY NIGHT. 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
182 WGUS63 KDMX 072053 FFADMX FLOOD WATCH NATIONAL WEATHER SERVICE DES MOINES IA 353 PM CDT MON SEP 7 2015 ...ADDITIONAL HEAVY RAINS LIKELY OVER CENTRAL AND SOUTHERN IOWA TONIGHT... .ANOTHER SIGNIFICANT RAINFALL EVENT IS EXPECTED OVER MANY OF THE SAME AREAS THAT RECEIVED TORRENTIAL RAINFALL SUNDAY NIGHT. BE PREPARED FOR FLASH FLOODING AND REMAIN ALERT TO RAPIDLY CHANGING CONDITIONS TONIGHT...ESPECIALLY IF YOU LIVE NEAR FLOOD PRONE AREAS. IAZ044>050-057>062-070>075-081>086-092>097-080500- /O.CON.KDMX.FF.A.0009.150908T0000Z-150908T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-TAMA-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...DENISON...CARROLL...JEFFERSON...BOONE... AMES...MARSHALLTOWN...TAMA...TOLEDO...TRAER...DYSART... GLADBROOK...AUDUBON...EXIRA...GUTHRIE CENTER...PANORA...BAYARD... CASEY...PERRY...WAUKEE...ADEL...DES MOINES...NEWTON...GRINNELL... ATLANTIC...GREENFIELD...STUART...ADAIR...FONTANELLE...WINTERSET... EARLHAM...INDIANOLA...NORWALK...CARLISLE...PELLA...KNOXVILLE... OSKALOOSA...CORNING...CRESTON...OSCEOLA...CHARITON...ALBIA... OTTUMWA...BEDFORD...LENOX...NEW MARKET...MOUNT AYR...LAMONI... LEON...CORYDON...SEYMOUR...ALLERTON...HUMESTON...CENTERVILLE... BLOOMFIELD 353 PM CDT MON SEP 7 2015 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 7 PM CDT THIS EVENING 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 IN CENTRAL ...IOWA...BOONE...DALLAS...JASPER... MARSHALL...POLK...POWESHIEK...STORY AND TAMA. 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...CARROLL...CRAWFORD...GREENE AND GUTHRIE. * FROM 7 PM CDT THIS EVENING THROUGH TUESDAY MORNING * THUNDERSTORMS WITH HEAVY RAINS ARE EXPECTED AGAIN TONIGHT... ESPECIALLY BETWEEN 9 PM AND 4 AM. RAINFALL RATES OF ONE TO TWO INCHES PER HOUR WILL BE COMMON. RAINFALL TOTALS OF 1 TO 3 INCHES WITH LOCALIZED TOTALS OF 5 INCHES ARE AGAIN POSSIBLE WITH THE STRONGER THUNDERSTORMS. WITH SOILS ALREADY SATURATED IN MANY AREAS...FLASH FLOODING MAY QUICKLY REDEVELOP. * THE HEAVY RAINFALL MAY LEAD TO FLASH FLOODING DUE TO RAPID RISES ALONG SMALL STREAMS AND CREEKS. SIGNIFICANT URBAN PONDING AND WATER FLOWING OVER RURAL ROADS MAY ALSO OCCUR. VERY SERIOUS FLASH FLOODING MAY DEVELOP...OR REDEVELOP IN LOCATIONS THAT HAVE ALREADY SEEN TORRENTIAL RAINS SUNDAY NIGHT. 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
114 WGUS63 KDMX 080342 FFADMX FLOOD WATCH NATIONAL WEATHER SERVICE DES MOINES IA 1042 PM CDT MON SEP 7 2015 ...ADDITIONAL HEAVY RAINFALL IS LIKELY OVER CENTRAL AND SOUTHERN IOWA TONIGHT... .ANOTHER SIGNIFICANT RAINFALL EVENT IS EXPECTED OVER MANY OF THE SAME AREAS THAT RECEIVED TORRENTIAL RAINFALL SUNDAY NIGHT. BE PREPARED FOR FLASH FLOODING AND REMAIN ALERT TO RAPIDLY CHANGING CONDITIONS TONIGHT...ESPECIALLY IF YOU LIVE NEAR FLOOD PRONE AREAS. IAZ044>050-057>062-070>075-081>086-092>097-081145- /O.CON.KDMX.FF.A.0009.000000T0000Z-150908T1200Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CRAWFORD-CARROLL-GREENE-BOONE-STORY-MARSHALL-TAMA-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...DENISON...CARROLL...JEFFERSON...BOONE... AMES...MARSHALLTOWN...TAMA...TOLEDO...TRAER...DYSART... GLADBROOK...AUDUBON...EXIRA...GUTHRIE CENTER...PANORA...BAYARD... CASEY...PERRY...WAUKEE...ADEL...DES MOINES...NEWTON...GRINNELL... ATLANTIC...GREENFIELD...STUART...ADAIR...FONTANELLE...WINTERSET... EARLHAM...INDIANOLA...NORWALK...CARLISLE...PELLA...KNOXVILLE... OSKALOOSA...CORNING...CRESTON...OSCEOLA...CHARITON...ALBIA... OTTUMWA...BEDFORD...LENOX...NEW MARKET...MOUNT AYR...LAMONI... LEON...CORYDON...SEYMOUR...ALLERTON...HUMESTON...CENTERVILLE... BLOOMFIELD 1042 PM CDT MON SEP 7 2015 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 7 AM CDT TUESDAY... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF CENTRAL IOWA...SOUTH CENTRAL IOWA...SOUTHEAST IOWA...SOUTHWEST IOWA AND WEST CENTRAL IOWA...INCLUDING THE FOLLOWING IN CENTRAL ...IOWA...BOONE...DALLAS...JASPER... MARSHALL...POLK...POWESHIEK...STORY AND TAMA. 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...CARROLL...CRAWFORD...GREENE AND GUTHRIE. * UNTIL 7 AM CDT TUESDAY * THUNDERSTORMS WITH HEAVY RAINS ARE EXPECTED AGAIN TONIGHT... ESPECIALLY BETWEEN MIDNIGHT AND 5 AM. RAINFALL RATES OF ONE TO TWO INCHES PER HOUR WILL BE COMMON. RAINFALL TOTALS OF 1 TO 3 INCHES WITH LOCALIZED TOTALS OF 5 INCHES ARE AGAIN POSSIBLE WITH THE STRONGER THUNDERSTORMS. WITH SOILS ALREADY SATURATED IN MANY AREAS...FLASH FLOODING MAY QUICKLY REDEVELOP. * THE HEAVY RAINFALL MAY LEAD TO FLASH FLOODING DUE TO RAPID RISES ALONG SMALL STREAMS AND CREEKS. SIGNIFICANT URBAN PONDING AND WATER FLOWING OVER RURAL ROADS MAY ALSO OCCUR. VERY SERIOUS FLASH FLOODING MAY DEVELOP...OR REDEVELOP IN LOCATIONS THAT HAVE ALREADY SEEN TORRENTIAL RAINS SUNDAY NIGHT. 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. && $$ FAB
143 WGUS63 KDMX 080709 FFADMX URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE DES MOINES IA 209 AM CDT TUE SEP 8 2015 ...ADDITIONAL HEAVY RAINFALL IS EXPECTED OVER CENTRAL IOWA THIS MORNING... .LOW PRESSURE MOVING ACROSS THE LOWER MISSOURI RIVER VALLEY WILL SPREAD HEAVY RAINFALL OVER MUCH OF CENTRAL IOWA THIS MORNING. GIVEN THE NEARLY SATURATED TO SATURATED SOILS IN MUCH OF CENTRAL IOWA...FLASH FLOODING WILL BE POSSIBLE. IAZ004>007-015>017-023>025-033>035-081500- /O.EXB.KDMX.FF.A.0009.000000T0000Z-150908T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO- POCAHONTAS-HUMBOLDT-WRIGHT-SAC-CALHOUN-WEBSTER- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY... LAKE MILLS...NORTHWOOD...MANLY...EMMETSBURG...GARNER...BRITT... KANAWHA...MASON CITY...CLEAR LAKE...POCAHONTAS...LAURENS... ROLFE...FONDA...GILMORE CITY...HUMBOLDT...EAGLE GROVE...CLARION... BELMOND...SAC CITY...LAKE VIEW...ODEBOLT...WALL LAKE...SCHALLER... EARLY...ROCKWELL CITY...MANSON...LAKE CITY...POMEROY...FORT DODGE 209 AM CDT TUE SEP 8 2015 ...FLASH FLOOD WATCH IN EFFECT UNTIL 10 AM CDT THIS MORNING... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS EXPANDED THE * FLASH FLOOD WATCH TO INCLUDE PORTIONS OF CENTRAL IOWA...NORTH CENTRAL IOWA...NORTHWEST IOWA AND WEST CENTRAL IOWA... INCLUDING THE FOLLOWING IN CENTRAL ...IOWA...WEBSTER. IN NORTH CENTRAL IOWA...CERRO GORDO...HANCOCK...HUMBOLDT...KOSSUTH... WINNEBAGO...WORTH AND WRIGHT. IN NORTHWEST IOWA...EMMET...PALO ALTO AND POCAHONTAS. IN WEST CENTRAL IOWA...CALHOUN AND SAC. * UNTIL 10 AM CDT THIS MORNING * THUNDERSTORMS WITH HEAVY RAINS ARE EXPECTED ARE EXPECTED EARLY THIS MORNING WITH HIGH RAINFALL RATES. RAINFALL AMOUNTS OF 1 TO 3 INCHES WILL BE POSSIBLE WITH LOCALIZED HIGHER VALUES NEAR 4 INCHES. THE HIGH RATES AND RECENT WET CONDITIONS MAY LEAD TO FLASH FLOODING. * THE HEAVY RAINFALL MAY LEAD TO FLASH FLOODING DUE TO RAPID RISES ALONG SMALL STREAMS AND CREEKS. SIGNIFICANT URBAN PONDING AND WATER FLOWING OVER RURAL ROADS MAY ALSO OCCUR. 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. && $$ IAZ026>028-036>039-081515- /O.EXB.KDMX.FF.A.0009.000000T0000Z-150908T1800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ FRANKLIN-BUTLER-BREMER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK- INCLUDING THE CITIES OF...HAMPTON...PARKERSBURG...CLARKSVILLE... SHELL ROCK...GREENE...APLINGTON...ALLISON...DUMONT...WAVERLY... WEBSTER CITY...IOWA FALLS...ELDORA...ACKLEY...GRUNDY CENTER... REINBECK...CONRAD...DIKE...WELLSBURG...WATERLOO...CEDAR FALLS 209 AM CDT TUE SEP 8 2015 ...FLASH FLOOD WATCH IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN DES MOINES HAS EXPANDED THE * FLASH FLOOD WATCH TO INCLUDE PORTIONS OF CENTRAL IOWA...NORTH CENTRAL IOWA AND NORTHEAST IOWA...INCLUDING THE FOLLOWING IN CENTRAL ...IOWA...GRUNDY...HAMILTON AND HARDIN. IN NORTH CENTRAL IOWA...BUTLER AND FRANKLIN. IN NORTHEAST IOWA...BLACK HAWK AND BREMER. * UNTIL 1 PM CDT THIS AFTERNOON * THUNDERSTORMS WITH HEAVY RAINS ARE EXPECTED ARE EXPECTED EARLY THIS MORNING WITH HIGH RAINFALL RATES. RAINFALL AMOUNTS OF 1 TO 3 INCHES WILL BE POSSIBLE WITH LOCALIZED HIGHER VALUES NEAR 4 INCHES. THE HIGH RATES AND RECENT WET CONDITIONS MAY LEAD TO FLASH FLOODING. * THE HEAVY RAINFALL MAY LEAD TO FLASH FLOODING DUE TO RAPID RISES ALONG SMALL STREAMS AND CREEKS. SIGNIFICANT URBAN PONDING AND WATER FLOWING OVER RURAL ROADS MAY ALSO OCCUR. VERY SERIOUS FLASH FLOODING MAY DEVELOP...OR REDEVELOP IN LOCATIONS THAT HAVE ALREADY SEEN TORRENTIAL RAINS SUNDAY NIGHT. 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. && $$ IAZ044>046-057-058-070-081500- /O.EXT.KDMX.FF.A.0009.000000T0000Z-150908T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CRAWFORD-CARROLL-GREENE-AUDUBON-GUTHRIE-CASS- INCLUDING THE CITIES OF...DENISON...CARROLL...JEFFERSON... AUDUBON...EXIRA...GUTHRIE CENTER...PANORA...BAYARD...CASEY... ATLANTIC 209 AM CDT TUE SEP 8 2015 ...FLASH FLOOD WATCH NOW IN EFFECT UNTIL 10 AM CDT THIS MORNING... THE FLASH FLOOD WATCH IS NOW IN EFFECT FOR * PORTIONS OF SOUTHWEST IOWA AND WEST CENTRAL IOWA...INCLUDING THE FOLLOWING IN SOUTHWEST ...IOWA...CASS. IN WEST CENTRAL IOWA...AUDUBON...CARROLL...CRAWFORD...GREENE AND GUTHRIE. * UNTIL 10 AM CDT THIS MORNING * THUNDERSTORMS WITH HEAVY RAINS ARE EXPECTED AGAIN EARLY THIS MORNING...ESPECIALLY BETWEEN 3 AND 7 AM. RAINFALL RATES OF ONE TO TWO INCHES PER HOUR WILL BE COMMON. RAINFALL TOTALS OF 1 TO 3 INCHES WITH LOCALIZED TOTALS OF 4 INCHES ARE AGAIN POSSIBLE WITH THE STRONGER THUNDERSTORMS. WITH SOILS ALREADY SATURATED IN MANY AREAS...FLASH FLOODING MAY QUICKLY REDEVELOP. * THE HEAVY RAINFALL MAY LEAD TO FLASH FLOODING DUE TO RAPID RISES ALONG SMALL STREAMS AND CREEKS. SIGNIFICANT URBAN PONDING AND WATER FLOWING OVER RURAL ROADS MAY ALSO OCCUR. VERY SERIOUS FLASH FLOODING MAY DEVELOP...OR REDEVELOP IN LOCATIONS THAT HAVE ALREADY SEEN TORRENTIAL RAINS SUNDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$ IAZ047>050-059>062-071>075-081>086-092>097-081515- /O.EXT.KDMX.FF.A.0009.000000T0000Z-150908T1800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BOONE-STORY-MARSHALL-TAMA-DALLAS-POLK-JASPER-POWESHIEK-ADAIR- MADISON-WARREN-MARION-MAHASKA-ADAMS-UNION-CLARKE-LUCAS-MONROE- WAPELLO-TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE-DAVIS- INCLUDING THE CITIES OF...BOONE...AMES...MARSHALLTOWN...TAMA... TOLEDO...TRAER...DYSART...GLADBROOK...PERRY...WAUKEE...ADEL... DES MOINES...NEWTON...GRINNELL...GREENFIELD...STUART...ADAIR... FONTANELLE...WINTERSET...EARLHAM...INDIANOLA...NORWALK... CARLISLE...PELLA...KNOXVILLE...OSKALOOSA...CORNING...CRESTON... OSCEOLA...CHARITON...ALBIA...OTTUMWA...BEDFORD...LENOX... NEW MARKET...MOUNT AYR...LAMONI...LEON...CORYDON...SEYMOUR... ALLERTON...HUMESTON...CENTERVILLE...BLOOMFIELD 209 AM CDT TUE SEP 8 2015 ...FLASH FLOOD WATCH NOW IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... THE FLASH FLOOD WATCH IS NOW IN EFFECT FOR * PORTIONS OF CENTRAL IOWA...SOUTH CENTRAL IOWA...SOUTHEAST IOWA AND SOUTHWEST IOWA...INCLUDING THE FOLLOWING IN CENTRAL ... IOWA...BOONE...DALLAS...JASPER...MARSHALL...POLK...POWESHIEK... STORY AND TAMA. 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 AND TAYLOR. * UNTIL 1 PM CDT THIS AFTERNOON * THUNDERSTORMS WITH HEAVY RAINS ARE EXPECTED AGAIN TONIGHT... ESPECIALLY BETWEEN 5 AND 9 AM. RAINFALL RATES OF ONE TO TWO INCHES PER HOUR WILL BE COMMON. RAINFALL TOTALS OF 1 TO 3 INCHES WITH LOCALIZED TOTALS OF 5 INCHES ARE AGAIN POSSIBLE WITH THE STRONGER THUNDERSTORMS. WITH SOILS ALREADY SATURATED IN MANY AREAS...FLASH FLOODING MAY QUICKLY REDEVELOP. * THE HEAVY RAINFALL MAY LEAD TO FLASH FLOODING DUE TO RAPID RISES ALONG SMALL STREAMS AND CREEKS. SIGNIFICANT URBAN PONDING AND WATER FLOWING OVER RURAL ROADS MAY ALSO OCCUR. VERY SERIOUS FLASH FLOODING MAY DEVELOP...OR REDEVELOP IN LOCATIONS THAT HAVE ALREADY SEEN TORRENTIAL RAINS SUNDAY NIGHT. 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. && $$
343 WGUS63 KDMX 081217 FFADMX URGENT - IMMEDIATE BROADCAST REQUESTED FLOOD WATCH NATIONAL WEATHER SERVICE DES MOINES IA 717 AM CDT TUE SEP 8 2015 ...HEAVY RAIN REMAINS POSSIBLE IN FAR SOUTHERN IOWA THROUGH MID MORNING... IAZ004>007-015>017-023>025-033>035-044>046-057-058-070-081330- /O.CAN.KDMX.FF.A.0009.000000T0000Z-150908T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO- POCAHONTAS-HUMBOLDT-WRIGHT-SAC-CALHOUN-WEBSTER-CRAWFORD-CARROLL- GREENE-AUDUBON-GUTHRIE-CASS- INCLUDING THE CITIES OF...ESTHERVILLE...ALGONA...FOREST CITY... LAKE MILLS...NORTHWOOD...MANLY...EMMETSBURG...GARNER...BRITT... KANAWHA...MASON CITY...CLEAR LAKE...POCAHONTAS...LAURENS... ROLFE...FONDA...GILMORE CITY...HUMBOLDT...EAGLE GROVE...CLARION... BELMOND...SAC CITY...LAKE VIEW...ODEBOLT...WALL LAKE...SCHALLER... EARLY...ROCKWELL CITY...MANSON...LAKE CITY...POMEROY... FORT DODGE...DENISON...CARROLL...JEFFERSON...AUDUBON...EXIRA... GUTHRIE CENTER...PANORA...BAYARD...CASEY...ATLANTIC 717 AM CDT TUE SEP 8 2015 ...FLASH FLOOD WATCH IS CANCELLED... THE THREAT FOR HEAVY RAINFALL HAS DIMINISHED. THEREFORE...THE FLASH FLOOD WATCH FOR PORTIONS OF CENTRAL IOWA HAS BEEN CANCELLED. $$ IAZ026>028-036>039-047>050-059>062-071>075-085-086-097-081330- /O.CAN.KDMX.FF.A.0009.000000T0000Z-150908T1800Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ FRANKLIN-BUTLER-BREMER-HAMILTON-HARDIN-GRUNDY-BLACK HAWK-BOONE- STORY-MARSHALL-TAMA-DALLAS-POLK-JASPER-POWESHIEK-ADAIR-MADISON- WARREN-MARION-MAHASKA-MONROE-WAPELLO-DAVIS- INCLUDING THE CITIES OF...HAMPTON...PARKERSBURG...CLARKSVILLE... SHELL ROCK...GREENE...APLINGTON...ALLISON...DUMONT...WAVERLY... WEBSTER CITY...IOWA FALLS...ELDORA...ACKLEY...GRUNDY CENTER... REINBECK...CONRAD...DIKE...WELLSBURG...WATERLOO...CEDAR FALLS... BOONE...AMES...MARSHALLTOWN...TAMA...TOLEDO...TRAER...DYSART... GLADBROOK...PERRY...WAUKEE...ADEL...DES MOINES...NEWTON... GRINNELL...GREENFIELD...STUART...ADAIR...FONTANELLE...WINTERSET... EARLHAM...INDIANOLA...NORWALK...CARLISLE...PELLA...KNOXVILLE... OSKALOOSA...ALBIA...OTTUMWA...BLOOMFIELD 717 AM CDT TUE SEP 8 2015 ...FLASH FLOOD WATCH IS CANCELLED... THE THREAT FOR FLASH FLOOD PRODUCING RAINS HAS DIMINISHED. THEREFORE...THE FLASH FLOOD WATCH FOR PORTIONS OF CENTRAL IOWA HAS BEEN CANCELLED. $$ IAZ081>084-092>096-081500- /O.EXT.KDMX.FF.A.0009.000000T0000Z-150908T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ ADAMS-UNION-CLARKE-LUCAS-TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE- INCLUDING THE CITIES OF...CORNING...CRESTON...OSCEOLA... CHARITON...BEDFORD...LENOX...NEW MARKET...MOUNT AYR...LAMONI... LEON...CORYDON...SEYMOUR...ALLERTON...HUMESTON...CENTERVILLE 717 AM CDT TUE SEP 8 2015 ...FLASH FLOOD WATCH NOW IN EFFECT UNTIL 10 AM CDT THIS MORNING... THE FLASH FLOOD WATCH IS NOW IN EFFECT FOR * PORTIONS OF SOUTH CENTRAL IOWA AND SOUTHWEST IOWA...INCLUDING THE FOLLOWING IN SOUTH ...CENTRAL IOWA...APPANOOSE...CLARKE... DECATUR...LUCAS...RINGGOLD...UNION AND WAYNE. IN SOUTHWEST IOWA...ADAMS AND TAYLOR. * UNTIL 10 AM CDT THIS MORNING * THUNDERSTORMS WITH HEAVY RAINFALL ARE EXPECTED IN FAR SOUTHERN IOWA THIS MORNING. RAINFALL RATES OF 1 TO 2 INCHES PER HOUR WILL BE POSSIBLE WITH LOCALIZED HIGHER AMOUNTS. THIS MAY BE SUFFICIENT TO PRODUCE FLASH FLOODING WITH SOILS NEARLY SATURATED FROM RECENT RAINFALL. * THE HEAVY RAINFALL MAY LEAD TO FLASH FLOODING DUE TO RAPID RISES ALONG SMALL STREAMS AND CREEKS. SIGNIFICANT URBAN PONDING AND WATER FLOWING OVER RURAL ROADS MAY ALSO OCCUR. VERY SERIOUS FLASH FLOODING MAY DEVELOP...OR REDEVELOP IN LOCATIONS THAT HAVE ALREADY SEEN TORRENTIAL RAINS SUNDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED. && $$
785 WGUS63 KDMX 081456 FFADMX FLOOD WATCH NATIONAL WEATHER SERVICE DES MOINES IA 956 AM CDT TUE SEP 8 2015 ...FLASH FLOOD WATCH TO EXPIRE AT 10AM CDT THIS MORNING... .THE THREAT FOR HEAVY RAINFALL HAS DIMINISHED OVER THE AREA AND THEREFORE THE FLASH FLOOD WATCH WILL BE ALLOWED TO EXPIRE. IAZ081>084-092>096-081600- /O.EXP.KDMX.FF.A.0009.000000T0000Z-150908T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ ADAMS-UNION-CLARKE-LUCAS-TAYLOR-RINGGOLD-DECATUR-WAYNE-APPANOOSE- INCLUDING THE CITIES OF...CORNING...CRESTON...OSCEOLA... CHARITON...BEDFORD...LENOX...NEW MARKET...MOUNT AYR...LAMONI... LEON...CORYDON...SEYMOUR...ALLERTON...HUMESTON...CENTERVILLE 956 AM CDT TUE SEP 8 2015 ...FLASH FLOOD WATCH WILL EXPIRE AT 10 AM CDT THIS MORNING... THE FLASH FLOOD WATCH FOR PORTIONS OF SOUTH CENTRAL IOWA AND SOUTHWEST IOWA WILL EXPIRE AT 10 AM CDT THIS MORNING. WHILE PORTIONS OF THE STATE RECEIVED 2 OR MORE INCHES OVERNIGHT...MINIMAL HYDROLOGIC ISSUES WERE REPORTED. WITH SHOWERS DIMINISHING THROUGH THE MORNING FLOODING ISSUES ARE NOT EXPECTED. $$ CURTIS
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 Sep 7, 12:22 AM CDT, 3 hours 59 minutes earlier.
Area forecast discussion, Sep 7, 12:22 AM CDT, 3 hours 59 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE DES MOINES IA 1222 AM CDT MON SEP 7 2015 .SHORT TERM /TONIGHT/... ISSUED AT 305 PM CDT SUN SEP 6 2015 STILL SOME UNCERTAINTY ABOUT EVOLUTION OF SYSTEM TONIGHT. VARIOUS MODEL SOLUTIONS BEGINNING TO EITHER POINT TOWARD SLIGHTLY MORE PROGRESSIVE EVOLUTION OF CONVECTION OVERNIGHT...OR SLIGHTLY MORE NORTH PLACEMENT OF MAX. SO FAR CONVECTIVE TRENDS HAVE BEEN RAMPING UP SLOWLY DUE TO H700 TEMPS SITTING ABOVE 11-12C THIS AFTERNOON. BUT AS FRONT ENTERS NW/W IA EARLY THIS EVENING AND AREA BECOMES UNCAPPED AND H700 TEMPS COOL A COUPLE OF DEGREES...A RAPID INCREASE IN STORMS SHOULD OCCUR BETWEEN 4 PM AND 7 PM. DESPITE THE EXPECTED MODEL UNCERTAINTY...WE ARE IN NEAR RECORD TERRITORY FOR AVAILABLE ATMOSPHERIC MOISTURE FOR EARLY SEPTEMBER. THIS IS DUE IN PART TO A PROLONGED FETCH OF GULF MOISTURE WHICH IS FEEDING NORTHEAST INTO THE CENTRAL PLAINS AND GREAT LAKES. SECONDLY...A TROPICAL CONNECTION FROM THE SOUTHWEST US THAT RESULTED IN AN OLD TROPICAL SYSTEM EARLIER IN THE WEEK OFF THE COAST OF BAJA MEXICO BEING INGESTED IN THE MID TO UPPER LEVEL FLOW. PWAT VALUES WILL BE APPROACHING 2 TO 2.25 INCHES BETWEEN 00-06Z TONIGHT PLACING OUR VALUES IN THE 99TH/100TH PERCENTILE AND OVER 3 SDEV ABOVE NORMAL FOR THIS TIME OF YEAR. WARM CLOUD DEPTHS ARE NEAR 14.5KFT WHICH IS EXTREMELY DEEP. THERE REMAIN NUMEROUS FACTORS SUPPORTING EFFICIENT/HIGH RAINFALL RATES THIS EVENING...AND LOOKING AHEAD...AGAIN MONDAY NIGHT. BACK TO THE MODELS...CONSECUTIVE RUNS OF THE HRRR ARE SHOWING A MORE PROGRESSIVE EVOLUTION TO TONIGHTS CONVECTION WITH FORWARD PROPAGATING CORFIDI VECTORS ABOUT 20 KTS. BUT EVEN THIS IS DECEIVING IF RAINFALL RATES ARE 2-3 INCHES PER HOUR AT TIMES...AND STILL SUGGESTS A QUICK COUPLE OF INCHES OF RAIN IN THE MORE VIGOROUS CELLS. WITH ANY LOCALIZED TRAINING...STILL A POTENTIAL FOR ISOLATED 3 TO 4 INCHES AMOUNTS OVERNIGHT. THE NAM IS LEANING TOWARD THE MORE PROGRESSIVE HRRR OVERNIGHT WITH THE GFS RAMPING UP CONVECTION BETWEEN 00-06Z ON THE NOSE OF THE INCREASING LOW LEVEL JET ALONG THE INVERTED TROUGH WITHIN THE ZONE OF MAXIMUM SFC CONVERGENCE. THE QPF MAX IS CENTERED OVER HIGHWAY 30...ROUGHLY BETWEEN US 20/I80 FROM GREENE TO MARSHALL COUNTIES. WITH THAT ADDED UNCERTAINTY TONIGHT AND THE POSSIBLE NORTHERLY SHIFT BY 20 MILES OF THE QPF MAX...WILL BE ADDING ONE ROW OF COUNTIES TO TONIGHTS FFA ALONG US 20. REALIGNING THE WATCH NOW IS RISKY...DUE TO THE POSSIBILITY OF THE MODELS ARE NOT PROPERLY ACCOUNTING FOR A STRONGER OUTFLOW BOUNDARY LATER IN THE EVENING...WHICH WOULD THEN BE FEEDING OFF AN INCREASING LOW LEVEL JET OVERNIGHT. THERE MAY ACTUALLY BE TWO FAVORED AREAS OF HEAVY RAINFALL...EARLIER BETWEEN US20/30 AND LATER ALONG AND SOUTH OF I80. NONE THE LESS...THE RISK FOR FLASH FLOODING AND SUBSEQUENT ISSUES REMAINS. TIMING OF THE EVENT SUGGESTS THAT STORMS SHOULD BE IN FULL SWING BETWEEN 02-09Z WITH ACTIVITY REMAINING STRONG BUT SLOWLY DIMINISHING BETWEEN 09-13Z MONDAY OVER THE SOUTH/SOUTHEAST. LOWS TONIGHT WILL FALL TO THE LOWER 70S SOUTH TO NEAR 60 OVER THE FAR NORTHWEST AS THE COOLER AIR BEGINS TO FILTER INTO THE REGION TONIGHT. TONIGHTS RAINFALL WILL PRIME THE REGION FOR A MORE SIGNIFICANT RISK OF FLOODING MONDAY NIGHT AND THIS IS COVERED IN THE EXTENDED DISCUSSION. .LONG TERM /MONDAY THROUGH SUNDAY/... ISSUED AT 305 PM CDT SUN SEP 6 2015 A POTENTIALLY SIGNIFICANT HEAVY RAIN AND FLOODING EVENT MAY BE SHAPING UP EARLY THIS WEEK. THE COLD FRONT SAGGING DOWN INTO IOWA TONIGHT...AS DISCUSSED IN THE SHORT TERM SECTION ABOVE...WILL LIKELY STALL ACROSS SOUTHERN IOWA BY MONDAY MORNING THEN RETREAT BACK NORTHWARD A BIT TOWARD CENTRAL IOWA DURING THE DAY. DESTABILIZATION WILL BE LIMITED BY DEBRIS CLOUDS AND A LACK OF LOW LEVEL WARM AIR ADVECTION OVER MOST OF THE FORECAST AREA...PLUS THERE WILL BE NO LARGE SCALE FORCING MECHANISM FOR CONVECTION FOR MOST OF THE DAY. NEVERTHELESS THE AIRMASS WILL BE JUICED ENOUGH WITH THE BOUNDARY WOBBLING AROUND THAT LOW POPS ARE MAINTAINED ON MONDAY. BEGINNING LATE MONDAY AFTERNOON AND ESPECIALLY ON MONDAY NIGHT THE ATMOSPHERE APPEARS TO BE SETTING UP FOR A SIGNIFICANT...POSSIBLY EXTREME HEAVY RAINFALL EVENT. ALONG AND SOUTH OF THE NEARLY STATIONARY FRONTAL ZONE PWAT VALUES WILL BE NEAR RECORDS WITH SUBSTANTIAL MOISTURE TRANSPORT CONTINUING FROM THE GULF ESPECIALLY AS THE NOCTURNAL LOW LEVEL JET KICKS IN AFTER DARK. CONCURRENTLY...A SECOND FAIRLY ROBUST MID LEVEL SHORTWAVE WILL ROUND THE BASE OF BROAD CYCLONIC FLOW ALOFT AND PROVIDE A TRIGGER FOR WIDESPREAD THUNDERSTORM DEVELOPMENT. WITH WARM CLOUD DEPTHS IN EXCESS OF 15 KFT IN FORECAST SOUNDINGS AND THE COMBINATION OF OTHER FACTORS...WE WILL BE PRIMED FOR VERY EFFICIENT RAINFALL RATES AND POTENTIALLY TRAINING OR SLOW MOVING STORMS NEAR THE FRONTAL ZONE. THIS COULD LEAD TO WIDESPREAD RAINFALL AMOUNTS IN THE 2 TO 3 INCH RANGE WITHIN A BROAD SWATH ACROSS THE AREA...AND LOCALIZED AMOUNTS OF 6 INCHES OR MORE ARE DEFINITELY CONCEIVABLE. IN TERMS OF THE FLOODING EFFECTS OF SUCH RAINFALL...MUCH WILL DEPEND ON WHERE IT FALLS AND WHETHER IT OCCURS IN THE SAME AREA AS THE HEAVIEST RAINFALL TONIGHT...WHICH IS IN TURN DEPENDENT ON THE DIFFICULT TO PREDICT MOTIONS AND LOCATION OF THE FRONTAL BOUNDARY BY MONDAY EVENING. IT IS LIKELY...IN ANY EVENT...THAT A SECOND FLASH FLOOD WATCH WILL BE NEEDED AFTER TONIGHTS RAINFALL PANS OUT...AND THAT IT MAY NEED TO HAVE EVEN STRONGER WORDING FOR THE POTENTIAL EFFECTS MONDAY NIGHT INTO TUESDAY MORNING. SCATTERED THUNDERSTORMS MAY CONTINUE TO FESTER ACROSS OUR SOUTHERN COUNTIES ON TUESDAY AS THE FRONTAL ZONE LINGERS NEAR THE IOWA/MISSOURI BORDER...BUT THEN ANOTHER SHORTWAVE TROUGH WILL MOVE OVERHEAD AROUND TUESDAY EVENING AND FINALLY CLEAR OUT THE WET AIRMASS TO OUR SOUTH. THIS WILL BRING AN END OF ANY HEAVY RAIN THREAT FOR THE REMAINDER OF THE SEVEN DAY FORECAST...ALONG WITH NOTABLY COOLER AND DRIER WEATHER ACROSS IOWA. THERE WILL BE A CHANCE FOR SCATTERED SHOWERS AND STORMS AROUND THURSDAY AS A REINFORCING COLD FRONT SURGES ACROSS THE STATE...USHERING IN THE FIRST TRULY AUTUMNAL WEATHER OF THE SEASON AT THE END OF THIS WEEK WITH FRIDAY HIGHS IN THE 60S AND FRIDAY NIGHT LOWS IN THE 40S STATEWIDE. && .AVIATION...07/06Z ISSUED AT 1222 AM CDT MON SEP 7 2015 SOME STORMS TO STILL IMPACT KOTM KDSM AND KALO THROUGH THE OVERNIGHT HOURS...WITH FOG CHANCES AT THE NORTHERN SITES LOOKING SOMEWHAT UNCERTAIN. WINDS TO SHIFT AROUND TO THE SOUTHEAST TO SOUTH AGAIN LATE IN THE FORECAST PERIOD...WITH ANOTHER ROUND OF STORMS POSSIBLE BEGINNING LATE MONDAY AFTERNOON INTO MONDAY NIGHT. CIGS TO BE IN THE MVFR TO LOW VFR RANGE...BUT MAY DIP INTO IFR IF FOG DEVELOPS. && .HYDROLOGY... ISSUED AT 305 PM CDT SUN SEP 6 2015 AS REFERENCED IN THE PREVIOUS DISCUSSIONS...TWO HEAVY RAINFALL EVENTS ARE POSSIBLE TONIGHT THROUGH TUESDAY MORNING WITH THE FOCUS FROM NORTH CENTRAL TO SOUTHERN IOWA. WIDESPREAD RAINFALL AMOUNTS OF 2 TO 3 INCHES ARE EXPECTED WITH AMOUNTS EXCEEDING 5 INCHES POSSIBLE DURING THIS PERIOD. MONDAY NIGHTS EVENT IS STILL EXPECTED TO BE OF GREATER MAGNITUDE...SO SOME REEVALUATION OF THE WATCH OUTLINE WILL OCCUR BETWEEN THIS EVENING AND TOMORROW MORNING AFTER TONIGHTS RAINFALL REPORTS ARE GATHERED. IN BOTH EVENTS...EFFICIENT RAIN PRODUCING STORMS WILL PRODUCE HEAVY RAINFALL OVER A SHORT PERIOD OF TIME. SIGNIFICANT RUNOFF AND/OR PONDING OF WATER IS LIKELY IN SOME AREAS LEADING TO A FLASH FLOOD THREAT. THE EVENT MAY EVOLVE INTO A RIVER FLOODING THREAT THROUGH MID TO LATE WEEK AS THE RUNOFF REACHES THE LARGER STREAMS. THE MAGNITUDE OF RIVER FLOODING ON ANY GIVEN MAINSTEM RIVER WILL DEPEND ON BOTH RAINFALL AMOUNTS AND BASIN COVERAGE IN THE NEXT 48 TO 60 HOURS. && .DMX WATCHES/WARNINGS/ADVISORIES... FLASH FLOOD WATCH UNTIL 10 AM CDT THIS MORNING FOR ADAIR-ADAMS- APPANOOSE-AUDUBON-BOONE-CASS-CLARKE-DALLAS-DAVIS-DECATUR-GREENE- GUTHRIE-JASPER-LUCAS-MADISON-MAHASKA-MARION-MARSHALL-MONROE-POLK- POWESHIEK-RINGGOLD-STORY-TAMA-TAYLOR-UNION-WAPELLO-WARREN-WAYNE. && SHORT TERM...REV LONG TERM...LEE AVIATION...BEERENDS HYDROLOGY...REV
Hazardous weather outlook, Sep 6, 11:58 PM CDT, 4 hours 23 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DES MOINES IA 1158 PM CDT SUN SEP 6 2015 IAZ046>050-057>060-062-070>072-074-075-081-082-084>086-094>097- 071000- GREENE-BOONE-STORY-MARSHALL-TAMA-AUDUBON-GUTHRIE-DALLAS-POLK- POWESHIEK-CASS-ADAIR-MADISON-MARION-MAHASKA-ADAMS-UNION-LUCAS- MONROE-WAPELLO-DECATUR-WAYNE-APPANOOSE-DAVIS- 1158 PM CDT SUN SEP 6 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA. .DAY ONE...TONIGHT A FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE AREA. PLEASE REFER TO THE NATIONAL WEATHER SERVICE WEBSITE AT WEATHER.GOV/DESMOINES FOR FURTHER DETAILS. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY THUNDERSTORMS ARE POSSIBLE DURING THE DAY ON MONDAY...THEN MORE LIKELY MONDAY NIGHT INTO TUESDAY. A FEW STORMS MAY BE SEVERE WITH STRONG WINDS AND HAIL THE PRIMARY THREATS. HOWEVER...THE MORE SIGNIFICANT HAZARD FROM THESE STORMS WILL BE HEAVY RAINFALL AND THE POTENTIAL FOR FLASH FLOODING...ESPECIALLY ON MONDAY NIGHT. A FEW THUNDERSTORMS WILL AGAIN BE POSSIBLE AROUND THURSDAY. SEVERE WEATHER IS NOT EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED TONIGHT AND AGAIN MONDAY EVENING. IAZ061-073-083-092-093-071000- JASPER-WARREN-CLARKE-TAYLOR-RINGGOLD- 1158 PM CDT SUN SEP 6 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA. .DAY ONE...TONIGHT A FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE AREA. PLEASE REFER TO THE NATIONAL WEATHER SERVICE WEBSITE AT WEATHER.GOV/DESMOINES FOR FURTHER DETAILS. AN ISOLATED SEVERE STORMS IS STILL POSSIBLE TONIGHT WITH DAMAGING WINDS THE MAIN SEVERE THREAT. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY THUNDERSTORMS ARE POSSIBLE DURING THE DAY ON MONDAY...THEN MORE LIKELY MONDAY NIGHT INTO TUESDAY. A FEW STORMS MAY BE SEVERE WITH STRONG WINDS AND HAIL THE PRIMARY THREATS. HOWEVER...THE MORE SIGNIFICANT HAZARD FROM THESE STORMS WILL BE HEAVY RAINFALL AND THE POTENTIAL FOR FLASH FLOODING...ESPECIALLY ON MONDAY NIGHT. A FEW THUNDERSTORMS WILL AGAIN BE POSSIBLE AROUND THURSDAY. SEVERE WEATHER IS NOT EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED TONIGHT AND AGAIN MONDAY EVENING. IAZ025>028-033>039-044-045-071000- WRIGHT-FRANKLIN-BUTLER-BREMER-SAC-CALHOUN-WEBSTER-HAMILTON-HARDIN- GRUNDY-BLACK HAWK-CRAWFORD-CARROLL- 1158 PM CDT SUN SEP 6 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA. .DAY ONE...TONIGHT AN ISOLATED NON-SEVERE THUNDERSTORM MAY STILL OCCUR OVERNIGHT. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY THUNDERSTORMS ARE POSSIBLE DURING THE DAY ON MONDAY...THEN MORE LIKELY MONDAY NIGHT INTO TUESDAY. LOCALLY HEAVY RAINFALL WILL BE POSSIBLE...BUT OTHERWISE THE THREAT OF SEVERE WEATHER IS LOW. A FEW THUNDERSTORMS WILL AGAIN BE POSSIBLE FROM WEDNESDAY NIGHT INTO THURSDAY. SEVERE WEATHER IS NOT EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. IAZ004>007-015>017-023-024-071000- EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO- POCAHONTAS-HUMBOLDT- 1158 PM CDT SUN SEP 6 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA. .DAY ONE...TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY ISOLATED NON-SEVERE THUNDERSTORMS ARE POSSIBLE MONDAY AFTERNOON INTO TUESDAY. LOCALLY HEAVY RAINFALL WILL BE POSSIBLE. A FEW THUNDERSTORMS WILL AGAIN BE POSSIBLE FROM WEDNESDAY NIGHT INTO THURSDAY. SEVERE WEATHER IS NOT EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. MJB
In the hours before
Local storm report, Sep 6, 10:35 PM CDT, 5 hours 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1035 PM CDT SUN SEP 6 2015
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1021 PM FLASH FLOOD COON RAPIDS 41.87N 94.68W
09/06/2015 CARROLL IA EMERGENCY MNGR
WATER OVER HIGHWAY 141 NEAR COON RAPIDS.
EMERGENCY MANAGER REPORTED THAT THIS IS NOT
NORMAL PLACE THAT FLASH FLOODS.
0957 PM FLASH FLOOD BAYARD 41.85N 94.56W
09/06/2015 GUTHRIE IA EMERGENCY MNGR
HIGHWAY 25 UNDERPASS IS FLOODED IN TOWN OF
BAYARD.
1021 PM FLASH FLOOD 2 E BAYARD 41.85N 94.53W
09/06/2015 GUTHRIE IA EMERGENCY MNGR
WATER FLOWING OVER HIGHWAY 141 EAST OF
BAYARD BETWEEN MAPLE AND LOCUST AVENUES.
&&
NWS DES MOINES IA
IRIS SYSTEMLocal storm report, Sep 6, 10:44 PM CDT, 5 hours 37 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1044 PM CDT SUN SEP 6 2015
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1035 PM FLASH FLOOD 1 SSE COON RAPIDS 41.86N 94.67W
09/06/2015 GUTHRIE IA EMERGENCY MNGR
HIGHWAY 141 CLOSED JUST SE OF COON RAPIDS,
MAY NEED TO BE CLOSED NEAR BAGLEY SHORTLY.
COUNTY ROAD P18 CLOSED NORTH OF BAGLEY.
AUTHORITIES ARE LIMITING ACCESS TO BAYARD.
EXTENSIVE FLOODING ACROSS NORTHERN GUTHRIE
COUNTY. FROM GUTHRIE COUNTY EMERGENCY
MANAGER.
&&
BSSLocal storm report, Sep 6, 11:25 PM CDT, 4 hours 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
1125 PM CDT SUN SEP 6 2015
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1046 PM FLASH FLOOD 2 ENE RALSTON 42.05N 94.61W
09/06/2015 GREENE IA EMERGENCY MNGR
WATER OVER 210TH STREET NEAR HIGHWAY 30.
1046 PM FLASH FLOOD 3 NNW BAGLEY 41.88N 94.45W
09/06/2015 GREENE IA EMERGENCY MNGR
WATER OVER 330TH NEAR J AVENUE JUST NORTH OF
BAGLEY.
1046 PM FLASH FLOOD 1 NNW BAGLEY 41.86N 94.43W
09/06/2015 GUTHRIE IA EMERGENCY MNGR
WATER OVER P18 NORTH OF BAGLEY ALONG THE
GREENE AND GUTHRIE COUNTY LINE.
&&
NWS DES MOINES IA
IRIS SYSTEMLocal storm report, Sep 7, 1:27 AM CDT, 2 hours 54 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
127 AM CDT MON SEP 7 2015
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0126 AM FLASH FLOOD 2 E BAYARD 41.85N 94.52W
09/07/2015 GUTHRIE IA DEPT OF HIGHWAYS
IOWA DOT REPORTS HIGHWAY 25 CLOSED DUE TO
FLOODING NEAR BAYARD WITH DETOUR ROUTING
TRAFFIC AROUND TOWN.
0121 AM FLASH FLOOD 2 W BAGLEY 41.85N 94.46W
09/07/2015 GUTHRIE IA EMERGENCY MNGR
GUTHRIE COUNTY EMERGENCY MANAGER REPORTS
HIGHWAY 141 HAS BEEN CLOSED NEAR BAGLEY.
HIGHWAY 141 NOW NEARLY IMPASSIBLE FROM
HIGHWAY 4 TO COON RAPIDS.
&&
NWS DES MOINES IA
IRIS SYSTEMLocal storm report, Sep 7, 3:30 AM CDT, 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DES MOINES IA
330 AM CDT MON SEP 7 2015
...TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
...DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0327 AM FLASH FLOOD 2 E BAYARD 41.86N 94.51W
09/07/2015 GUTHRIE IA EMERGENCY MNGR
WIDESPREAD FLOODING ACROSS NORTHERN GUTHRIE
COUNTY. ALL PAVED ROADS NORTH OF HIGHWAY 141
WEST OF HIGHWAY 4 TO COON RAPIDS ARE CLOSED.
WATER STILL RISING IN NORTHERN BAGLEY,
BAKING UP FROM MOSQUITO CREEK. SPRINGBROOK
STATE PARK HAS BEEN EVACUATED. FROM GUTHRIE
COUNTY EMERGENCY MANAGEMENT.
&&
BSSThe office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 7:19 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo | 26 min |
| Sep 6, 7:54 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Greene, Hamilton, Webster | 30 min |
| Sep 6, 7:55 PM CDT | Flash Flood Warning | DMX | Calhoun, Carroll | 6 hr |
| Sep 6, 8:14 PM CDT | Flash Flood Warning | DMX | Boone, Carroll, Greene | 6 hr |
| Sep 6, 8:28 PM CDT | Special Weather Statement | DMX | Boone | 17 min |
| Sep 6, 9:08 PM CDT | Special Weather Statement | DMX | Guthrie | 52 min |
| Sep 6, 9:12 PM CDT | Flash Flood Warning | DMX | Audubon, Boone, Dallas, Greene, Guthrie | 6 hr |
| Sep 6, 9:12 PM CDT | Severe Thunderstorm Warning | DMX | Boone, Polk | 28 min |
| Sep 6, 9:18 PM CDT | Severe Thunderstorm Warning | DMX | Dallas, Guthrie | 27 min |
| Sep 6, 9:39 PM CDT | Special Weather Statement | DMX | Polk | 51 min |
| Sep 6, 10:00 PM CDT | Flash Flood Warning | DMX | Boone, Dallas | 6 hr |
| Sep 7, 1:21 AM CDT | Flash Flood Warning | DMX | Ringgold, Taylor | 6 hr |
| Sep 7, 1:51 AM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis, Mahaska, Monroe, Wapello | 54 min |
| Sep 7, 2:06 AM CDT | Areal Flood Warning | DMX | Audubon, Boone, Carroll, Dallas, Greene, Guthrie | 36 hr |
| Sep 7, 9:04 AM CDT | River Flood Warning | DMX | Dallas, Greene | 3 days |
Nearby
Flash Flood Watches in Iowa, 2015Every flash flood watch in 2015
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.