Alert archive / Missouri / Flash Flood Warnings in 2015
Flash Flood Warning 67, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Jul 20, 2015, 7:28 AM CDT for Moniteau County, Missouri. 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
- Jul 20, 2015, 7:28 AM CDT (12:28 UTC)
- Expired
- Jul 20, 2015, 1:30 PM 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 12:29 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 |
|---|---|---|---|
| Jul 20, 8:20 AM CDT | FLASH FLOOD | 1 W Tipton, MO | U.S. HIGHWAY 50 WESTBOUND LANES ABOUT THREE QUARTERS OF A MILE WEST OF TIPTON WERE CLOSED DUE TO FLOODING. HIGHWAY BACK OPEN NOW AS WATER HAS RECEDED. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Springfield, MO (KSGF), launched 12:00Z, 0.5 hours before the alert went out and 231 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
- 868 J/kg
- Mixed-layer CIN
- -121 J/kg
- Mixed-layer LCL
- 1243 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 144 m²/s²
- 0-3 km storm-relative helicity
- 126 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.5
The text
As transmitted, in the capitals the NWS used until 2016.
717
WGUS53 KLSX 201228
FFWLSX
MOC135-201830-
/O.NEW.KLSX.FF.W.0067.150720T1228Z-150720T1830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
728 AM CDT MON JUL 20 2015
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
MONITEAU COUNTY IN CENTRAL MISSOURI...
* UNTIL 130 PM CDT MONDAY
* AT 727 AM CDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE INCHES OF RAIN HAVE
ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
CALIFORNIA...TIPTON...JAMESTOWN...CLARKSBURG...HIGH POINT...
MCGIRK...EASLEY...LUPUS...KLIEVER...SANDY HOOK...LATHAM AND ENON.
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 3868 9284 3868 9262 3892 9250 3891 9248
3888 9248 3883 9244 3881 9238 3878 9239
3877 9241 3873 9239 3843 9249 3843 9262
3860 9284
$$
CARNEY1 follow-up statement
445
WGUS73 KLSX 201827
FFSLSX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
127 PM CDT MON JUL 20 2015
MOC135-201837-
/O.EXP.KLSX.FF.W.0067.000000T0000Z-150720T1830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MONITEAU MO-
127 PM CDT MON JUL 20 2015
...THE FLASH FLOOD WARNING FOR MONITEAU COUNTY WILL EXPIRE AT 130 PM
CDT...
FLOOD WATERS HAVE RECEDED...AND ARE NO LONGER EXPECTED TO POSE A
THREAT TO LIFE OR PROPERTY. PLEASE CONTINUE TO HEED ANY ROAD
CLOSURES.
LAT...LON 3868 9284 3868 9262 3892 9250 3891 9248
3888 9248 3883 9244 3881 9238 3878 9239
3877 9241 3873 9239 3843 9249 3843 9262
3860 9284
$$
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, 3:36 AM CDT | Flash Flood Warning | LSX | Reynolds | 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.