Alert archive / Missouri / Flash Flood Warnings in 2007
Flash Flood Warning 10, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at May 8, 2007, 10:00 PM CDT for Madison County, Missouri. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- May 8, 2007, 10:00 PM CDT (03:00 UTC)
- Expired
- May 9, 2007, 2:00 AM CDT
- In force
- 4 hr
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Madison County, MO
The radar
The St Louis radar (KLSX), 139 km from the middle of the area, began a volume at 03:02 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
Little Rock, AR (KLZK), launched 00:00Z, 3.0 hours before the alert went out and 297 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
- 1322 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 1317 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 30 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS53 KLSX 090302 FFWLSX MOC123-090700- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 1000 PM CDT TUE MAY 8 2007 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * FLASH FLOOD WARNING FOR... NORTHERN MADISON COUNTY IN SOUTHEAST MISSOURI * UNTIL 200 AM CDT * AT 957 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED FLASH FLOODING FROM A PERSISTENT LINE OF THUNDERSTORMS OVER THE WARNED AREA. RADAR HAS ESTIMATED THAT 2 TO 3 INCHES OF RAIN HAS FALLEN OVER THE PAST TWO HOURS. * FLASH FLOODING CAN BE EXPECTED ACROSS THE AREA...AND WILL BE AFFECTING JUNCTION CITY...FREDERICKTOWN...AND CATHERINE PLACE. ADDITIONAL RAINFALL AMOUNTS OF AROUND 1 INCH IS POSSIBLE IN THE WARNED AREA. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES. IT TAKES ONLY A FEW INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY. LAT...LON 3747 9048 3747 9016 3764 9016 3764 9050 $$ TES
2 follow-up statements
000
WGUS73 KLSX 090409
FFSLSX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
1109 PM CDT TUE MAY 8 2007
MOC123-090700-
MADISON MO-
1109 PM CDT TUE MAY 8 2007
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 200 AM CDT FOR
MADISON COUNTY...
AT 1056 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLOODING
CONTINUING OVER SEVERAL ROADS IN FREDERICKTOWN WHERE AS MUCH AS A
FOOT AND A HALF OF WATER WAS ON SOME ROADS. NATIONAL WEATHER SERVICE
DOPPLER RADAR HAS ESTIMATED THAT BETWEEN TWO AND THREE INCHES OF
RAINFALL HAS OCCURRED OVER MUCH OF NORTHERN MADISON COUNTY...MAINLY
BETWEEN 7 AND 10 PM THIS EVENING.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO JUNCTION CITY
AND FREDERICKTOWN.
FORTUNATELY...THE THUNDERSTORMS HAVE LEFT THE AREA AND ARE NOT
EXPECTED TO MAKE A RETURN TO THE AREA TONIGHT ALTHOUGH A SMALL
CHANCE DOES STILL EXIST. THE LATEST REPORTS INDICATE THE WATER HAS
RECEDED IN FREDERICKTOWN SOME.
EXCESSIVE RUNOFF FROM THESE HEAVY RAINS WILL DRAIN INTO THE SAINT
FRANCIS AND CASTOR RIVERS AND LIKELY SIGNFICANTLY RAISE WATER LEVELS
OVER A SHORT PERIOD OF TIME LATER TONIGHT. INTERESTS ALONG THESE
RIVERS SHOULD CLOSELY MONITOR CONDITIONS LATER TONIGHT.
IN ADDITION...EXCESSIVE RUNOFF WILL ALSO CAUSE FLOODING OF OTHER
SMALL CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES.
ADDITIONALLY...COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF
CREEKS...STREAMS AND OTHER LOW LYING AREAS ARE SUBJECT TO FLOODING.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS
FLOODED ROADS. FIND ALTERNATE ROUTES. IT TAKES ONLY A FEW INCHES OF
SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.
LAT...LON 3731 9050 3731 9042 3748 9043 3749 9021
3741 9019 3740 9015 3756 9015 3762 9048
$$
TES000
WGUS73 KLSX 090700
FFSLSX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
200 AM CDT WED MAY 9 2007
MOC123-090710-
MADISON MO-
200 AM CDT WED MAY 9 2007
...THE FLASH FLOOD WARNING HAS EXPIRED FOR MADISON COUNTY...
THE STORMS WHICH PRODUCED THE HEAVY RAINS EARLIER HAVE WEAKENED AND
MOVED OUT OF THE COUNTY.
A CHECK WITH AREA LAW ENFORCEMENT INDICATES THAT FLOODING IS NO
LONGER A PROBLEM IN THE AREA.
LAT...LON 3731 9050 3731 9042 3748 9043 3749 9021
3741 9019 3740 9015 3756 9015 3762 9048
$$
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.