Alert archive / Missouri / Flash Flood Warnings in 2015
Flash Flood Warning 68, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Jul 25, 2015, 4:31 AM CDT for Moniteau County, Missouri. 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 25, 2015, 4:31 AM CDT (09:31 UTC)
- Expired
- Jul 25, 2015, 10:30 AM CDT
- In force
- 6 hr
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Flood severity
- None
County Moniteau County, MO
The radar
The Pleasant Hill radar (KEAX), 149 km from the middle of the area, began a volume at 09:32 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
Springfield, MO (KSGF), launched 00:00Z, 9.5 hours before the alert went out and 223 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
- 2744 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 1466 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 136 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 7.2
The text
As transmitted, in the capitals the NWS used until 2016.
841
WGUS53 KLSX 250931
FFWLSX
MOC135-251530-
/O.NEW.KLSX.FF.W.0068.150725T0931Z-150725T1530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
431 AM CDT SAT JUL 25 2015
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
MONITEAU COUNTY IN CENTRAL MISSOURI...
* UNTIL 1030 AM CDT
* AT 430 AM CDT...DOPPLER RADAR INDICATED A THUNDERSTORM 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...
CALIFORNIA...JAMESTOWN...CLARKSBURG...HIGH POINT...MCGIRK...SANDY
HOOK...KLIEVER...LATHAM AND ENON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
&&
LAT...LON 3868 9268 3868 9262 3878 9257 3878 9240
3876 9241 3874 9239 3843 9249 3843 9262
3848 9269
$$
KANOFSKY1 follow-up statement
302
WGUS73 KLSX 251520
FFSLSX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1020 AM CDT SAT JUL 25 2015
MOC135-251530-
/O.EXP.KLSX.FF.W.0068.000000T0000Z-150725T1530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MONITEAU MO-
1020 AM CDT SAT JUL 25 2015
...THE FLASH FLOOD WARNING FOR MONITEAU COUNTY WILL EXPIRE AT 1030 AM
CDT...
FLOOD WATERS HAVE RECEDED...AND ARE NO LONGER EXPECTED TO POSE A
THREAT TO LIFE OR PROPERTY. PLEASE CONTINUE TO HEED ANY ROAD
CLOSURES.
LAT...LON 3868 9268 3868 9262 3878 9257 3878 9240
3876 9241 3874 9239 3843 9249 3843 9262
3848 9269
$$
BYRDThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 25, 2:16 AM CDT | Special Weather Statement | LSX | Audrain, Boone, Monroe, Shelby | 44 min |
| Jul 25, 4:05 PM CDT | Heat Advisory | LSX | Boone, Callaway, Cole, Moniteau, Osage | 48 hr |
| Jul 25, 4:09 PM CDT | Flash Flood Watch | LSX | Audrain, Boone, Callaway, Cole, Knox, Lewis and 8 more | 20 hr |
Nearby
Flash Flood Warnings in Missouri, 2015Every flash flood warning 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.