Alert archive / Missouri / Flash Flood Warnings in 2016
Flash Flood Warning 28, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Aug 2, 2016, 10:00 AM CDT for Audrain County, Boone County, Monroe County, Missouri. It was in force for 2 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
- Aug 2, 2016, 10:00 AM CDT (15:00 UTC)
- Expired
- Aug 2, 2016, 12:00 PM CDT
- In force
- 2 hr
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Flood severity
- None
Counties Audrain County, MO, Boone County, MO, Monroe County, MO
The radar
The St Louis radar (KLSX), 148 km from the middle of the area, began a volume at 15:03 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 12:00Z, 3.0 hours before the alert went out and 289 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
- 793 J/kg
- Mixed-layer CIN
- -189 J/kg
- Mixed-layer LCL
- 1632 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 28 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.0
The text
As transmitted.
947
WGUS53 KLSX 021500
FFWLSX
MOC007-019-137-021700-
/O.NEW.KLSX.FF.W.0028.160802T1500Z-160802T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1000 AM CDT TUE AUG 2 2016
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHWESTERN MONROE COUNTY IN NORTHEASTERN MISSOURI...
WESTERN AUDRAIN COUNTY IN CENTRAL MISSOURI...
NORTHERN BOONE COUNTY IN CENTRAL MISSOURI...
* UNTIL NOON CDT
* AT 958 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED
THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. ROUTE Z
AT ROUTE D WAS CLOSED DUE TO WATER OVER ROADWAY. TWO TO FOUR PLUS
INCHES INCHES OF RAIN HAVE FALLEN. FLASH FLOODING IS EXPECTED TO
CONTINUE THROUGH THE MORNING HOURS.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
CENTRALIA...HALLSVILLE...STURGEON...MURRY AND HARRISBURG.
ADDITIONAL RAINFALL AMOUNTS OF UP TO AN INCH ARE POSSIBLE IN THE
WARNED AREA.
THIS ALSO INCLUDES FINGER LAKES STATE PARK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
&&
LAT...LON 3925 9243 3925 9231 3960 9230 3924 9211
3906 9209 3906 9213 3901 9214 3913 9248
$$
GOSSELIN1 follow-up statement
379
WGUS73 KLSX 021654
FFSLSX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1154 AM CDT TUE AUG 2 2016
MOC007-019-137-021703-
/O.EXP.KLSX.FF.W.0028.000000T0000Z-160802T1700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MONROE MO-AUDRAIN MO-BOONE MO-
1154 AM CDT TUE AUG 2 2016
...THE FLASH FLOOD WARNING FOR SOUTHWESTERN MONROE...WESTERN AUDRAIN
AND NORTHERN BOONE COUNTIES WILL EXPIRE AT NOON CDT...
THE HEAVY RAIN HAS ENDED. HOWEVER...AN AREAL FLOOD WARNING IS NOW IN
EFFECT UNTIL 530 PM TODAY DUE TO THE CONTINUATION OF ROAD CLOSURES
ACROSS THE AREA AS LARGER STREAMS AND RIVERS CONTINUE TO RISE.
LAT...LON 3925 9243 3925 9231 3960 9230 3924 9211
3906 9209 3906 9213 3901 9214 3913 9248
$$
GOSSELINThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 2:09 AM CDT | Flash Flood Warning | LSX | Audrain, Callaway, Monroe, Montgomery | 6 hr |
| Aug 2, 2:59 AM CDT | Flash Flood Warning | LSX | Franklin, Gasconade, Osage, Warren | 5 hr |
| Aug 2, 4:02 AM CDT | Flash Flood Warning | LSX | Shelby | 5 hr |
| Aug 2, 4:57 AM CDT | Flash Flood Warning | LSX | Audrain, Boone, Monroe | 5 hr |
| Aug 2, 5:34 AM CDT | Flash Flood Warning | LSX | Knox | 6 hr |
| Aug 2, 7:57 AM CDT | Flash Flood Warning | LSX | Franklin, Gasconade, Osage, Warren | 4 hr |
| Aug 2, 8:08 AM CDT | Flash Flood Warning | LSX | Audrain, Callaway, Monroe, Montgomery | 4 hr |
| Aug 2, 8:58 AM CDT | Flash Flood Warning | LSX | Monroe, Shelby | 3 hr |
| Aug 2, 11:31 AM CDT | Areal Flood Warning | LSX | Audrain, Boone, Callaway, Franklin, Gasconade, Knox and 5 more | 6 hr |
| Aug 2, 3:05 PM CDT | Flash Flood Watch | LSX | Franklin, Jefferson, Lewis, Lincoln, Marion, Pike and 6 more | 14 hr |
Nearby
Flash Flood Warnings in Missouri, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.