Alert archive / Missouri / Flash Flood Warnings in 2015
Flash Flood Warning 66, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Jul 20, 2015, 3:36 AM CDT for Reynolds 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 20, 2015, 3:36 AM CDT (08:36 UTC)
- Expired
- Jul 20, 2015, 9:30 AM CDT
- In force
- 6 hr
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Flood severity
- None
County Reynolds County, MO
The radar
The St Louis radar (KLSX), 169 km from the middle of the area, began a volume at 08:36 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, 8.6 hours before the alert went out and 254 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
- 4333 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 1034 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 83 m²/s²
- 0-3 km storm-relative helicity
- 151 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
020
WGUS53 KLSX 200836
FFWLSX
MOC179-201430-
/O.NEW.KLSX.FF.W.0066.150720T0836Z-150720T1430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
336 AM CDT MON JUL 20 2015
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHERN REYNOLDS COUNTY IN SOUTHEASTERN MISSOURI...
* UNTIL 930 AM CDT
* AT 335 AM CDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE INCHES OF RAIN HAS
ALREADY FALLEN...AND MORE HEAVY THUNDERSTORMS ARE MOVING INTO THE
COUNTY FROM THE WEST . FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
REYNOLDS...ELLINGTON...GARWOOD...REDFORD AND CORRIDON.
THIS WARNING ALSO INCLUDES CLEARWATER LAKE RECREATIONAL AREA.
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.
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 3705 9096 3710 9096 3710 9102 3717 9103
3716 9107 3718 9109 3720 9109 3720 9113
3725 9112 3726 9116 3741 9118 3742 9119
3742 9077 3720 9073 3717 9074 3717 9075
3714 9076 3714 9078 3705 9078
$$
CARNEY2 follow-up statements
718
WGUS73 KLSX 201245
FFSLSX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
745 AM CDT MON JUL 20 2015
MOC179-201430-
/O.CON.KLSX.FF.W.0066.000000T0000Z-150720T1430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
REYNOLDS MO-
745 AM CDT MON JUL 20 2015
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 930 AM CDT FOR
SOUTHERN REYNOLDS COUNTY...
AT 742 AM CDT...DOPPLER RADAR INDICATED THAT UP TO 4 INCHES OF RAIN
HAD FALLEN WEST NORTHWEST OF ELLINGTON. FLASH FLOODING IS EXPECTED
ACROSS SOUTHERN PORTIONS OF THE COUNTY
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
REYNOLDS...ELLINGTON...GARWOOD...REDFORD AND CORRIDON.
THIS WARNING ALSO INCLUDES CLEARWATER LAKE RECREATIONAL AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 3705 9096 3710 9096 3710 9102 3717 9103
3716 9107 3718 9109 3720 9109 3720 9113
3725 9112 3726 9116 3741 9118 3742 9119
3742 9077 3720 9073 3717 9074 3717 9075
3714 9076 3714 9078 3705 9078
$$
CARNEY809
WGUS73 KLSX 201420
FFSLSX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
920 AM CDT MON JUL 20 2015
MOC179-201430-
/O.EXP.KLSX.FF.W.0066.000000T0000Z-150720T1430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
REYNOLDS MO-
920 AM CDT MON JUL 20 2015
...THE FLASH FLOOD WARNING FOR SOUTHERN REYNOLDS COUNTY WILL EXPIRE
AT 930 AM CDT...
THE HEAVY RAIN HAS ENDED...AND FLOODING IS NO LONGER EXPECTED TO POSE
A THREAT.
LAT...LON 3705 9096 3710 9096 3710 9102 3717 9103
3716 9107 3718 9109 3720 9109 3720 9113
3725 9112 3726 9116 3741 9118 3742 9119
3742 9077 3720 9073 3717 9074 3717 9075
3714 9076 3714 9078 3705 9078
$$
BYRDThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 19, 7:49 PM CDT | River Flood Warning | LSX | Lewis | 3 days |
| Jul 19, 9:21 PM CDT | River Flood Warning | LSX | Lewis | 48 hr |
| Jul 20, 7:28 AM CDT | Flash Flood Warning | LSX | Moniteau | 6 hr |
| Jul 20, 9:43 AM CDT | Severe Thunderstorm Warning | LSX | Saint Charles, Saint Louis, City of Saint Louis | 47 min |
| Jul 20, 5:02 PM CDT | Severe Thunderstorm Warning | LSX | Iron, Madison | 43 min |
| Jul 20, 6:00 PM CDT | Tornado Warning | LSX | Iron, Madison | 14 min |
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.