Alert archive / Missouri / Flash Flood Warnings in 1996
Flash Flood Warning 32, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at May 14, 1996, 6:27 PM CDT for Jefferson County, Missouri. 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 14, 1996, 6:27 PM CDT (23:27 UTC)
- Expired
- May 14, 1996, 9:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Jefferson County, MO
The radar
The St Louis radar (KLSX), 50 km from the middle of the area, began a volume at 23:27 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
Lincoln, IL (KILX), launched 12:00Z, 11.5 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1181 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 186 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 142328 FFWSTL MOC099-150230- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE ST LOUIS MO 627 PM CDT TUE MAY 14 1996 THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 930 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN EAST CENTRAL MISSOURI ...JEFFERSON COUNTY THE HEAVY RAINS THAT HAVE BEEN MOVING THROUGH EASTERN MISSOURI LATE THIS AFTERNOON HAVE MOVED INTO JEFFERSON COUNTY EARLY THIS EVENING. SINCE 4 PM...1 TO 2 INCHES OF RAIN WAS ESTIMATED BY DOPPLER RADAR OVER PARTS OF JEFFERSON COUNTY...AND MORE HEAVY RAIN IS ON THE WAY OVER THE NEXT FEW HOURS. IF FLASH FLOODING IS OBSERVED OR IMMINENT...MOVE QUICKLY TO HILGHER GROUND. NEVER DRIVE INTO AN AREA WHERE WATER COVERS THE ROAD...ESPECIALLY LOW-WATER BRIDGES. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. NEVER DRIVE OR WALK INTO FLOOD WATER. TRUETT/FERRY
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, May 14, 12:43 PM CDT, 5 hours 44 minutes before
MOZ042-041-050-010-048-072-062-059-084-018-019-052-085-027-047- 051-034-049-036-035-099-061-075-074-063-064-009-026-060-073-ILZ095- 064-096-098-069-065-058-099-059-100-070-102-060-097-079-101-074- MOZ065-142300- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE ST LOUIS MO 1240 PM CDT TUE MAY 14 1996 THIS OUTLOOK AREA COVERS MOST OF THE COUNTY WARNING AREA OF THE NATIONAL WEATHER SERVICE OFFICE IN ST. LOUIS. AREAS INCLUDED ARE THE CENTRAL...NORTHEAST MISSOURI AND WEST CENTRAL ILLINOIS. COUNTIIES COVERED BY THIS OUTLOOK ARE ALL COUNTIES INCLUDING AND NORTH OF GASCONADE...FRANKLIN AND ST. LOUIS COUNTY IN MISSOURI...AND MADISON AND MONTGOMERY IN ILLINOIS. THE CITIES COVERED BY THIS OUTLOOK AREA INCLUDE COLUMBIA...JEFFERSON CITY...MEXICO...HANNIBAL...ST. CHARLES IN MISSOURI...AND QUINCY AND CARLINVILLE IN ILLINOIS. < .................................................................. THERE IS A SLIGHT CHANCE OF THUNDERSTORMS THROUGHOUT ALL OF EASTERN MISSOURI AND SOUTHWEST ILLINOIS THIS AFTERNOON AND TONIGHT. SHOWERS AND THUNDERSTORMS EXTENDING FROM NORTHWEST...THROUGH CENTRAL ...INTO SOUTHEAST MISSOURI AT MIDDAY WILL SLOWLY DRIFT EASTWARD... MOVING INTO THE BI-STATE AREA BY MID AFTERNOON...AND INTO SOUTHWEST ILLINOIS BY LATE THIS AFTERNOON. THE WARM AND UNSTABLE AIR FEEDING THESE STORMS MAY PRODUCE...LARGE HAIL...DAMAGING WINDS...AND VERY HEAVY RAIN. STORM SPOTTER GROUPS AND EMERGENCY MANAGERS SHOULD KEEP ADVISED OF THE LATEST FORECAST FOR POSSIBLE SKYWARN ACTION. TRUETT
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 14, 2:11 PM CDT | Severe Thunderstorm Warning | LSX | Boone | 49 min |
| May 14, 5:34 PM CDT | Severe Thunderstorm Warning | LSX | Franklin | 26 min |
| May 14, 6:10 PM CDT | Severe Thunderstorm Warning | LSX | Iron | 35 min |
| May 14, 6:16 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Gasconade | 44 min |
| May 14, 6:37 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Iron, Saint Francois, Washington | 53 min |
Nearby
Flash Flood Warnings in Missouri, 1996Every flash flood warning in 1996
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.