Alert archive / Iowa / Flash Flood Warnings in 2016
Flash Flood Warning 9, NWS Des Moines, IA
NWS Des Moines, IA issued this flash flood warning at Jun 22, 2016, 2:38 AM CDT for Tama County, Iowa. It was in force for 6 hr. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 22, 2016, 2:38 AM CDT (07:38 UTC)
- Expired
- Jun 22, 2016, 8:45 AM CDT
- In force
- 6 hr
- Issued by
- NWS Des Moines, IA
- Area
- Storm-based polygon
- Flood severity
- None
County Tama County, IA
The radar
The Des Moines radar (KDMX), 110 km from the middle of the area, began a volume at 07:37 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 22, 7:00 AM CDT | HEAVY RAIN 2.25 | 1 Ssw Traer, IA | CO-OP OBSERVER STATION TRAER /TREI4/. THE DURATION OF THE HEAVY RAIN EVENT WAS 24 HOURS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Davenport, (KDVN), launched 00:00Z, 7.6 hours before the alert went out and 169 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
- 2283 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 14 m²/s²
- 0-3 km storm-relative helicity
- 128 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
818
WGUS53 KDMX 220738
FFWDMX
IAC171-221345-
/O.NEW.KDMX.FF.W.0009.160622T0738Z-160622T1345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
238 AM CDT WED JUN 22 2016
THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A
* FLASH FLOOD WARNING FOR...
TAMA COUNTY IN CENTRAL IOWA...
* UNTIL 845 AM CDT WEDNESDAY
* AT 238 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAVE
ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
TOLEDO...TAMA...TRAER...DYSART...MESKWAKI CASINO...GLADBROOK...
GARWIN...CHELSEA...CLUTIER...ELBERON...LINCOLN...VINING...
UNION GROVE STATE PARK...
TF CLARK STATE PARK AND TOLEDO MUNICIPAL AIRPORT.
ADDITIONAL RAINFALL AMOUNTS OF 2 TO 4 INCHES ARE POSSIBLE IN THE
WARNED AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
&&
LAT...LON 4186 9230 4186 9232 4202 9277 4230 9277
4229 9230
$$
PODRAZIK3 follow-up statements
327 WGUS73 KDMX 220908 FFSDMX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 408 AM CDT WED JUN 22 2016 IAC171-221345- /O.CON.KDMX.FF.W.0009.000000T0000Z-160622T1345Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ TAMA IA- 408 AM CDT WED JUN 22 2016 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 845 AM CDT FOR TAMA COUNTY... AT 408 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAVE ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... TOLEDO...TRAER...DYSART...GLADBROOK...GARWIN...CLUTIER...ELBERON... LINCOLN...VINING...TF CLARK STATE PARK... UNION GROVE STATE PARK AND TOLEDO MUNICIPAL AIRPORT. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE WARNED AREA. PRECAUTIONARY/PREPAREDNESS ACTIONS... BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. && LAT...LON 4196 9230 4202 9277 4230 9277 4229 9230 $$ PODRAZIK
939 WGUS73 KDMX 221251 FFSDMX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 751 AM CDT WED JUN 22 2016 IAC171-221345- /O.CON.KDMX.FF.W.0009.000000T0000Z-160622T1345Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ TAMA IA- 751 AM CDT WED JUN 22 2016 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 845 AM CDT FOR TAMA COUNTY... AT 748 AM CDT...DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN OVER THE WARNED AREA. THREE TO FOUR INCHES OF RAIN HAVE ALREADY FALLEN IN PARTS OF TAMA COUNTY AND ADDITIONAL THUNDERSTORMS WILL BE MOVING INTO THE AREA IN THE NEXT HOUR. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... TOLEDO...TRAER...DYSART...GLADBROOK...GARWIN...CLUTIER...ELBERON... LINCOLN...VINING...TF CLARK STATE PARK... UNION GROVE STATE PARK AND TOLEDO MUNICIPAL AIRPORT. ADDITIONAL RAINFALL AMOUNTS OF ONE TO TWO INCHES ARE POSSIBLE IN THE WARNED AREA. PRECAUTIONARY/PREPAREDNESS ACTIONS... TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. && LAT...LON 4196 9230 4202 9277 4230 9277 4229 9230 $$ BOKSA
564 WGUS73 KDMX 221327 FFSDMX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 827 AM CDT WED JUN 22 2016 IAC171-221335- /O.CAN.KDMX.FF.W.0009.000000T0000Z-160622T1345Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ TAMA IA- 827 AM CDT WED JUN 22 2016 ...THE FLASH FLOOD WARNING FOR TAMA COUNTY IS CANCELLED... THE HEAVY RAIN HAS ENDED. FLOODING IS NO LONGER EXPECTED TO POSE A THREAT THOUGH SOME ADDITIONAL SCATTERED SHOWERS AND THUNDERSTORMS ARE STILL POSSIBLE OVER THE NEXT TWO HOURS. PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES. LAT...LON 4196 9230 4202 9277 4230 9277 4229 9230 $$ REV
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 7:48 PM CDT | Special Weather Statement | DMX | Lucas | 27 min |
| Jun 21, 8:02 PM CDT | Special Weather Statement | DMX | Wayne | 28 min |
| Jun 21, 8:43 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Wayne | 26 min |
| Jun 21, 9:24 PM CDT | Special Weather Statement | DMX | Appanoose | 36 min |
| Jun 21, 9:36 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose | 39 min |
| Jun 21, 9:55 PM CDT | Severe Thunderstorm Warning | DMX | Appanoose, Davis, Monroe | 50 min |
| Jun 21, 11:06 PM CDT | Special Weather Statement | DMX | Cerro Gordo, Winnebago | 39 min |
| Jun 21, 11:20 PM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Hancock, Kossuth, Winnebago, Worth | 40 min |
| Jun 21, 11:43 PM CDT | Special Weather Statement | DMX | Bremer | 62 min |
| Jun 22, 12:01 AM CDT | Special Weather Statement | DMX | Cerro Gordo, Winnebago, Worth | 44 min |
| Jun 22, 12:03 AM CDT | Flash Flood Warning | DMX | Cerro Gordo, Hancock, Kossuth, Winnebago, Worth | 6 hr |
| Jun 22, 12:53 AM CDT | Flash Flood Warning | DMX | Black Hawk, Bremer, Butler, Grundy | 6 hr |
| Jun 22, 1:07 AM CDT | Special Weather Statement | DMX | Emmet, Kossuth, Palo Alto, Winnebago | 53 min |
| Jun 22, 2:02 AM CDT | Severe Thunderstorm Warning | DMX | Emmet, Humboldt, Kossuth, Palo Alto, Pocahontas | 43 min |
| Jun 22, 2:25 AM CDT | Severe Thunderstorm Warning | DMX | Cerro Gordo, Hancock, Kossuth, Winnebago | 50 min |
| Jun 22, 2:57 AM CDT | Severe Thunderstorm Warning | DMX | Franklin, Hamilton, Hancock, Hardin, Humboldt, Webster and 1 more | 48 min |
| Jun 22, 3:28 AM CDT | Heat Advisory | DMX | Appanoose, Clarke, Davis, Decatur, Lucas, Monroe and 5 more | 16 hr |
Nearby
Flash Flood Warnings in Iowa, 2016Every flash flood warning in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.