Alert archive / Missouri / Flash Flood Warnings in 2004
Flash Flood Warning 4, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Mar 26, 2004, 11:38 AM CST for Boone County, Callaway County, Montgomery 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 outline as issued.
The facts
- Issued
- Mar 26, 2004, 11:38 AM CST (17:38 UTC)
- Expired
- Mar 26, 2004, 3:45 PM CST
- In force
- 4 hr
- Issued by
- NWS St. Louis, MO
- Area
- Counties, with a storm outline in the text
Counties Boone County, MO, Callaway County, MO, Montgomery County, MO
The radar
The St Louis radar (KLSX), 109 km from the middle of the area, began a volume at 17:41 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, 5.6 hours before the alert went out and 282 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
- 425 J/kg
- Mixed-layer CIN
- -73 J/kg
- Mixed-layer LCL
- 719 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 258 m²/s²
- 0-3 km storm-relative helicity
- 316 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS53 KLSX 261747
FFWLSX
MOC019-027-139-262145-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
1138 AM CST FRI MAR 26 2004
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
* FLASH FLOOD WARNING FOR...
BOONE COUNTY IN CENTRAL MISSOURI
CALLAWAY COUNTY IN CENTRAL MISSOURI
MONTGOMERY COUNTY IN EAST CENTRAL MISSOURI
* UNTIL 345 PM CST
* AT 1138 AM CST...LAW ENFORCEMENT REPORTED FLASH FLOODING WITH 1 TO
2 FEET OF WATER ON HIGHWAY 94 IN PORTLAND...COUNTY ROAD 276...7300
BLOCK OF STATE ROAD Z...STATE ROAD C...COUNTY ROADS 132 AND
288.
* FLASH FLOODING CAN BE EXPECTED ACROSS THE AREA AFFECTING
COMMUNITIES INCLUDING MCBAINE...COLUMBIA...FULTON AND WILLIAMSBURG.
MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES DO NOT ATTEMPT TO
CROSS BRIDGES...DIPS...OR LOW WATER CROSSINGS IF WATER COVERS THE
ROADWAY. DO NOT DRIVE AROUND BARRICADES IF YOUR VEHICLE STALLS...
ABANDON IT IMMEDIATELY AND SEEK HIGHER GROUND.
DURING HEAVY RAINS...KEEP CHILDREN AWAY FROM CREEKS AND STORM DRAINS.
GENTLY FLOWING WATER CAN TURN INTO A RAGING TORRENT IN A MATTER OF
MINUTES.
LAT...LON 3907 9212 3908 9164 3914 9162 3914 9127
3886 9128 3886 9143 3867 9143 3872 9169
3858 9204 3868 9235 3883 9241 3897 9256
3925 9245 3924 9210
$$The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 26, 7:33 AM CST | Flash Flood Warning | LSX | Boone | 4 hr |
| Mar 26, 8:19 AM CST | Flash Flood Warning | LSX | Callaway, Montgomery | 4 hr |
| Mar 26, 9:19 AM CST | Flash Flood Warning | LSX | Saint Charles | 4 hr |
Nearby
Flash Flood Warnings in Missouri, 2004Every flash flood warning in 2004
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.