Alert archive / Missouri / Flash Flood Warnings in 1998
Flash Flood Warning 47, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Oct 5, 1998, 10:18 AM CDT for Lewis County, Monroe County, Shelby 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
- Oct 5, 1998, 10:18 AM CDT (15:18 UTC)
- Expired
- Oct 5, 1998, 2:20 PM CDT
- In force
- 4 hr
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Lewis County, MO, Monroe County, MO, Shelby County, MO
The radar
The St Louis radar (KLSX), 163 km from the middle of the area, began a volume at 15:19 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
Davenport, (KDVN), launched 12:00Z, 3.3 hours before the alert went out and 236 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
- 818 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 134 m²/s²
- 0-3 km storm-relative helicity
- 293 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSTL 051520 FFWSTL MOC007-019-027-051-111-137-205-051910- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 1018 AM CDT MON OCT 5 1998 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A * FLASH FLOOD WARNING FOR... AUDRAIN COUNTY IN CENTRAL MISSOURI BOONE COUNTY IN CENTRAL MISSOURI CALLAWAY COUNTY IN CENTRAL MISSOURI COLE COUNTY IN CENTRAL MISSOURI LEWIS COUNTY IN NORTHEASTERN MISSOURI MONROE COUNTY MISSOURI IN NORTHEASTERN MISSOURI SHELBY COUNTY IN NORTHEASTERN MISSOURI * UNTIL 220 PM CDT * THE PERSISTENT HEAVY RAINS THAT HAVE OCCURRED THIS MORNING IS PRODUCING FLOODING PROBLEMS OVER PARTS OF CENTRAL AND NORTHEAST MISSOURI. BOONE COUNTY NOW REPORTS WATER COVERING NUMEROUS ROADS BOTH IN COLUMBIA AND IN RURAL AREAS OF THE COUNTY. * THE FLASH FLOOD THREAT WILL BE ESPECIALLY HIGH ALONG AND WEST OF A MONROE CITY...MEXICO...FULTON LINE...DUE TO THE RAINS THAT HAVE ALREADY OCCURRED THIS MORNING...AND THE RAINS THAT WILL PERSIST FOR SEVERAL MORE HOURS. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW-WATER CROSSINGS IF WATER COVERS THE ROAD. DO NOT DRIVE AROUND BARRICADES. IF YOUR VEHICLE STALLS ABANDON IT IMMEDIATELY AND SEEK HIGHER GROUND. RAPIDLY RISING WATER MAY SWEEP THE VEHICLE AND ITS OCCUPANTS AWAY. TRUETT/RP &
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 5, 8:50 AM CDT | Flash Flood Warning | LSX | Moniteau | 4 hr |
| Oct 5, 9:11 AM CDT | Flash Flood Warning | LSX | Knox | 4 hr |
| Oct 5, 10:18 AM CDT | Flash Flood Warning | LSX | Boone, Callaway, Cole | 4 hr |
| Oct 5, 10:18 AM CDT | Flash Flood Warning | LSX | Audrain | 4 hr |
| Oct 5, 12:43 PM CDT | Flash Flood Warning | LSX | Moniteau | 3 hr |
| Oct 5, 2:50 PM CDT | Flash Flood Warning | LSX | Boone, Callaway | 3 hr |
| Oct 5, 3:52 PM CDT | Flash Flood Warning | LSX | Moniteau | 4 hr |
| Oct 5, 5:40 PM CDT | Flash Flood Warning | LSX | Boone, Callaway | 10 hr |
Nearby
Flash Flood Warnings in Missouri, 1998Every flash flood warning in 1998
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.