Alert archive / Missouri / Flash Flood Warnings in 2003
Flash Flood Warning 4, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at May 8, 2003, 1:29 PM CDT for 6 counties in Missouri; Calhoun County, Illinois. It was in force for 3 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, 2003, 1:29 PM CDT (18:29 UTC)
- Expired
- May 8, 2003, 4:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Calhoun County, IL, Audrain County, MO, Callaway County, MO, Lincoln County, MO, Montgomery County, MO, Pike County, MO, Warren County, MO
The radar
The St Louis radar (KLSX), 67 km from the middle of the area, began a volume at 18:28 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, 6.5 hours before the alert went out and 263 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 797 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 161 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 081831 FFWLSX ILC013-MOC007-027-113-139-163-219-082130- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 129 PM CDT THU MAY 8 2003 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * FLASH FLOOD WARNING FOR... AUDRAIN COUNTY IN CENTRAL MISSOURI NORTHERN CALLAWAY COUNTY IN CENTRAL MISSOURI LINCOLN COUNTY IN EAST CENTRAL MISSOURI NORTHERN MONTGOMERY COUNTY IN EAST CENTRAL MISSOURI NORTHERN WARREN COUNTY IN EAST CENTRAL MISSOURI SOUTHERN PIKE COUNTY IN NORTHEAST MISSOURI CALHOUN COUNTY IN SOUTHWEST ILLINOIS * UNTIL 430 PM CDT * THUNDERSTORMS WITH INTENSE RAINFALLS HAVE BEEN MOVING THROUGH PARTS OF CENTRAL AND EAST CENTRAL MISSOURI SINCE 1230 PM. SEVERAL LOCATIONS...INCLUDING THE MEXICO AREA...HAVE REPORTED FLOODING DUE TO THESE INTENSE RAINS. * FLASH FLOODING CAN BE EXPECTED ACROSS THE AREA...AND WILL BE AFFECTING MEXICO...MONTGOMERY CITY...WELLSVILLE... WARRENTON... TROY...AND HARDIN. 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. $$ TRUETT
1 follow-up statement
000 WGUS73 KLSX 082151 FFSLSX ILC013-MOC007-027-113-139-163-219-082345- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 448 PM CDT THU MAY 8 2003 ...FLASH FLOOD WARNING FOR CALHOUN...NORTHERN WARREN...NORTHERN CALLAWAY...NORTHERN MONTGOMERY...LINCOLN...AUDRAIN AND SOUTHERN PIKE COUNTIES HAS EXPIRED... WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE THUNDERSTORMS WHICH PROMPTED THE FLASH FLOOD WARNING HAVE MOVED OUT OF THE AREA. LATEST REPORTS INDICATE FLOOD WATERS HAVE RECEDED AND THE IMMEDIATE FLOOD THREAT HAS ENDED. RESIDENTS SHOULD REMAIN ALERT HOWEVER AS ADDITIONAL THUNDERSTORMS ARE LIKELY LATER TONIGHT. THIS COULD BRING HEAVY RAIN TO THE AREA ONCE AGAIN. $$ GLASS
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 8, 11:09 AM CDT | Severe Thunderstorm Warning | LSX | Boone | 51 min |
| May 8, 11:30 AM CDT | Severe Thunderstorm Warning | LSX | Callaway | 45 min |
| May 8, 12:09 PM CDT | Severe Thunderstorm Warning | LSX | Boone | 66 min |
| May 8, 12:28 PM CDT | Severe Thunderstorm Warning | LSX | Montgomery | 47 min |
| May 8, 12:37 PM CDT | Severe Thunderstorm Warning | LSX | Audrain, Callaway | 53 min |
| May 8, 12:49 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Warren | 41 min |
| May 8, 1:06 PM CDT | Severe Thunderstorm Warning | LSX | Montgomery | 39 min |
| May 8, 1:28 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln, Pike | 62 min |
| May 8, 1:55 PM CDT | Severe Thunderstorm Warning | LSX | Calhoun, Jersey | 50 min |
| May 8, 2:08 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Montgomery | 52 min |
| May 8, 2:56 PM CDT | Severe Thunderstorm Warning | LSX | Macoupin, Montgomery | 49 min |
| May 8, 3:02 PM CDT | Tornado Warning | LSX | Macoupin, Montgomery | 28 min |
| May 8, 3:11 PM CDT | Severe Thunderstorm Warning | LSX | Fayette | 64 min |
| May 8, 3:16 PM CDT | Tornado Warning | LSX | Bond, Montgomery | 29 min |
| May 8, 3:27 PM CDT | Severe Thunderstorm Warning | LSX | Monroe | 48 min |
| May 8, 3:41 PM CDT | Tornado Warning | LSX | Bond, Fayette | 49 min |
| May 8, 3:43 PM CDT | Severe Thunderstorm Warning | LSX | Randolph, Saint Clair | 62 min |
| May 8, 3:59 PM CDT | Tornado Warning | LSX | Marion | 31 min |
| May 8, 4:03 PM CDT | Severe Thunderstorm Warning | LSX | Madison | 57 min |
| May 8, 4:09 PM CDT | Severe Thunderstorm Warning | LSX | Washington | 66 min |
| May 8, 4:29 PM CDT | Severe Thunderstorm Warning | LSX | Fayette | 31 min |
Nearby
Flash Flood Warnings in Missouri, 2003Flash Flood Warnings in Illinois, 2003Every flash flood warning in 2003
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.