Alert archive / Missouri / Flash Flood Warnings in 2007
Flash Flood Warning 1, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Sep 8, 2007, 12:49 PM CDT for Crawford 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
- Sep 8, 2007, 12:49 PM CDT (17:49 UTC)
- Expired
- Sep 8, 2007, 6:45 PM CDT
- In force
- 6 hr
- Issued by
- NWS St. Louis, MO
- Area
- Counties, with a storm outline in the text
- Flood severity
- None
County Crawford County, MO
The radar
The St Louis radar (KLSX), 94 km from the middle of the area, began a volume at 17:53 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
Lincoln, IL (KILX), launched 12:00Z, 5.8 hours before the alert went out and 331 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
- 147 J/kg
- Mixed-layer CIN
- -68 J/kg
- Mixed-layer LCL
- 863 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- 79 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS53 KLSX 081753
FFWLSX
MOC055-082345-
/X.NEW.KLSX.FF.W.0001.070908T1749Z-070908T2345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1249 PM CDT SAT SEP 8 2007
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EASTERN CRAWFORD COUNTY IN EAST CENTRAL MISSOURI
* UNTIL 645 PM CDT
* AT 1243 PM CDT...THE PUBLIC REPORTED FLASH FLOODING AT MISSOURI
STATE HIGHWAY E OVER THE HUZZAH CREEK.
* HEAVY RAINFALL FROM LAST NIGHT AND ADDITIONAL RAINFALL THIS
AFTERNOON WILL CAUSE ADDITIONAL FLASH FLOODING TO OCCUR.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING ON THE
HUZZAH CREEK...COURTOIS CREEK...SHOAL CREEK...DRY CREEK AND MERAMEC
RIVER. IN PARTICULAR...STATE HIGHWAY E BRIDGE OVER THE HUZZAH CREEK
IS IMPASSIBLE AT THIS TIME DUE TO HIGH WATER.
FLOOD WATERS ARE MOVING DOWN STREAM AND WILL CAUSE SIGNIFICANT RISES
ON THE MERAMEC RIVER.
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE
INTO AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE
USUALLY DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS
POWERFUL ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING
FLOODED ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE
YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME
KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR
CREEKS.
LAT...LON 3774 9122 3808 9126 3819 9111 3817 9110
3774 9111
TIME...MOT...LOC 1749Z 180DEG 0KT 3789 9131
$$
CVKING1 follow-up statement
000
WGUS73 KLSX 082255
FFSLSX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
555 PM CDT SAT SEP 8 2007
MOC055-082305-
/X.CAN.KLSX.FF.W.0001.000000T0000Z-070908T2345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CRAWFORD MO-
555 PM CDT SAT SEP 8 2007
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR EASTERN CRAWFORD
COUNTY...
A CHECK WITH AREA LAW ENFORCEMENT INDICATES THAT FLOODING IS NO
LONGER A PROBLEM IN THE AREA.
LAT...LON 3774 9122 3808 9126 3819 9111 3817 9110
3774 9111
TIME...MOT...LOC 2255Z 180DEG 0KT 3795 9119
$$
PEDIGONearby
Flash Flood Warnings in Missouri, 2007Every flash flood warning in 2007
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.