Alert archive / Missouri / Flash Flood Warnings in 2002
Flash Flood Warning 7, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at May 8, 2002, 11:24 PM CDT for 5 counties in 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 counties it named.
The facts
- Issued
- May 8, 2002, 11:24 PM CDT (04:24 UTC)
- Expired
- May 9, 2002, 5:15 AM CDT
- In force
- 6 hr
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Boone County, MO, Callaway County, MO, Gasconade County, MO, Montgomery County, MO, Osage County, MO
The radar
The St Louis radar (KLSX), 98 km from the middle of the area, began a volume at 04:27 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 00:00Z, 4.4 hours before the alert went out and 268 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
- 1675 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 811 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 285 m²/s²
- 0-3 km storm-relative helicity
- 375 m²/s²
- Significant tornado parameter
- 2.9
- Supercell composite
- 13.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS53 KLSX 090424 FFWSTL MOC019-027-073-139-151-091015- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 1115 PM CDT WED MAY 8 2002 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * FLASH FLOOD WARNING FOR... BOONE COUNTY IN CENTRAL MISSOURI CALLAWAY COUNTY IN CENTRAL MISSOURI OSAGE COUNTY IN CENTRAL MISSOURI GASCONADE COUNTY IN EAST CENTRAL MISSOURI MONTGOMERY COUNTY IN EAST CENTRAL MISSOURI * UNTIL 515 AM CDT * AT 1115 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING VERY HEAVY RAIN IN AND AROUND LINN...FREEBURG...META...HERMANN AND WESTPHALIA. IN ADDITION...AN EXTENSIVE AREA OF LIGHT TO MODERATE RAIN SHOWERS CONTINUES BEHIND THIS LINE OF THUNDERSTORMS WHICH WILL CONTINUE TO DUMP RAIN ON THE AREA. * FLASH FLOODING CAN BE EXPECTED ACROSS THE AREA...AND WILL BE AFFECTING THE TOWNS OF WESTPHAILA...META...FREEBURG...OWENSVILLE... NEW BLOOMFIELD...AND ASHLAND AND NEW FLORENCE. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. ACT QUICKLY IF FLASH FLOODING IS OBSERVED. MOVE TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. CARNEY
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 8, 8:32 PM CDT | Flash Flood Warning | LSX | Monroe, Shelby | 5 hr |
| May 8, 8:50 PM CDT | Severe Thunderstorm Warning | LSX | 40 min | |
| May 8, 9:33 PM CDT | Severe Thunderstorm Warning | LSX | 27 min | |
| May 8, 9:59 PM CDT | Tornado Warning | LSX | Pike, Ralls | 46 min |
| May 8, 10:02 PM CDT | Flash Flood Warning | LSX | Cole, Moniteau | 4 hr |
| May 9, 2:04 AM CDT | Severe Thunderstorm Warning | LSX | 41 min | |
| May 9, 2:22 AM CDT | Severe Thunderstorm Warning | LSX | 23 min |
Nearby
Flash Flood Warnings in Missouri, 2002Every flash flood warning in 2002
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.