Alert archive / Iowa / Flash Flood Warnings in 2014
Flash Flood Warning 45, NWS Des Moines, IA
NWS Des Moines, IA issued this flash flood warning at Jul 5, 2014, 4:47 AM CDT for Crawford County, Iowa. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 5, 2014, 4:47 AM CDT (09:47 UTC)
- Expired
- Jul 5, 2014, 10:45 AM CDT
- In force
- 6 hr
- Issued by
- NWS Des Moines, IA
- Area
- Storm-based polygon
- Flood severity
- None
County Crawford County, IA
The radar
The Omaha radar (KOAX), 107 km from the middle of the area, began a volume at 09:48 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, 9.8 hours before the alert went out and 107 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
- 1704 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 229 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
036
WGUS53 KDMX 050947
FFWDMX
IAC047-051545-
/O.NEW.KDMX.FF.W.0045.140705T0947Z-140705T1545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE DES MOINES IA
447 AM CDT SAT JUL 5 2014
THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A
* FLASH FLOOD WARNING FOR...
WESTERN CRAWFORD COUNTY IN WEST CENTRAL IOWA...
* UNTIL 1045 AM CDT
* AT 446 AM CDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
HEAVY RAIN WITH RAINFALL ESTIMATES OF THREE TO FOUR INCHES THUS
FAR NEAR RICKETTS AND CHARTER OAK. FLASH FLOODING IS EXPECTED TO
BEGIN SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
DENISON...DUNLAP...DOW CITY...CHARTER OAK...RICKETTS...ARION...BUCK
GROVE AND DENISON MUNICIPAL AIRPORT.
ADDITIONAL RAINFALL AMOUNTS OF AN INCH OR MORE ARE POSSIBLE IN THE
WARNED AREA THROUGH 600 AM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
&&
LAT...LON 4221 9567 4221 9550 4186 9531 4186 9567
$$
SMALL3 follow-up statements
223 WGUS73 KDMX 051141 FFSDMX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 641 AM CDT SAT JUL 5 2014 IAC047-051545- /O.CON.KDMX.FF.W.0045.000000T0000Z-140705T1545Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CRAWFORD IA- 641 AM CDT SAT JUL 5 2014 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1045 AM CDT FOR WESTERN CRAWFORD COUNTY... AT 637 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. DOPPLER RADAR PRECIPITATION ESTIMATES INDICATE THAT THREE TO FOUR INCHES OF RAIN MAY HAVE FALLEN. FLASH FLOODING MAY BEGIN SHORTLY. SOME LOCATIONS THAT MAY EXPERIENCE FLOODING INCLUDE...DUNLAP...DOW CITY...CHARTER OAK...RICKETTS...ARION... AND BUCK GROVE. THE SOLDIER RIVER...MIDDLE SOLDIER RIVER AND RUSH CREEK MAY ALSO BE AFFECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE. TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. && LAT...LON 4221 9567 4221 9550 4186 9531 4186 9567 $$ SMALL
791 WGUS73 KDMX 051325 FFSDMX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 825 AM CDT SAT JUL 5 2014 IAC047-051545- /O.CON.KDMX.FF.W.0045.000000T0000Z-140705T1545Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CRAWFORD IA- 825 AM CDT SAT JUL 5 2014 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1045 AM CDT FOR WESTERN CRAWFORD COUNTY... AT 823 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA EARLIER THIS MORNING WITH RAINFALL AMOUNTS IN EXCESS OF FOUR INCHES POSSIBLE IN FAR WESTERN CRAWFORD COUNTY. FLASH FLOODING MAY BEGIN SHORTLY. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... DENISON...DUNLAP...DOW CITY...CHARTER OAK...RICKETTS...ARION...BUCK GROVE AND DENISON MUNICIPAL AIRPORT. THE SOLDIER RIVER...MIDDLE SOLDIER RIVER AND RUSH CREEK MAY ALSO BE AFFECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE. TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. && LAT...LON 4221 9567 4221 9550 4186 9531 4186 9567 $$ SMALL
974 WGUS73 KDMX 051508 FFSDMX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE DES MOINES IA 1008 AM CDT SAT JUL 5 2014 IAC047-051517- /O.CAN.KDMX.FF.W.0045.000000T0000Z-140705T1545Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CRAWFORD IA- 1008 AM CDT SAT JUL 5 2014 ...THE FLASH FLOOD WARNING FOR WESTERN CRAWFORD COUNTY IS CANCELLED... THE HEAVY RAIN WHICH PROMPTED THE WARNING HAS ENDED. IN ADDITION...LAW ENFORCEMENT REPORTS NO FLOODING ISSUES. THUS...THE FLOODING IS NO LONGER EXPECTED TO POSE A THREAT. LAT...LON 4221 9567 4221 9550 4186 9531 4186 9567 $$ ZOGG
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 5, 9:52 AM CDT | River Flood Warning | DMX | Polk | 64 hr |
Nearby
Flash Flood Warnings in Iowa, 2014Every flash flood warning in 2014
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.