Alert archive / Missouri / Flash Flood Warnings in 1990
Flash Flood Warning 16, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Jun 7, 1990, 1:41 AM CDT for Lincoln County, Missouri. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Jun 7, 1990, 1:41 AM CDT (06:41 UTC)
- Expired
- Jun 7, 1990, 6:45 AM CDT
- In force
- 5 hr
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
County Lincoln County, MO
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Paducah/Barkley, KY (KPAH), launched 00:00Z, 6.7 hours before the alert went out and 297 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
- 1297 J/kg
- Mixed-layer CIN
- -256 J/kg
- Mixed-layer LCL
- 1044 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 263 m²/s²
- 0-3 km storm-relative helicity
- 413 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 10.4
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSTL 070644
FFWSTL
MOC113-071145-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
141 AM CDT THU JUN 7 1990
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 645 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN EAST CENTRAL MISSOURI
...LINCOLN
SINCE 8 PM WEDNESDAY EVENING FOUR TO SIX THUNDERSTORMS HAVE PASSED
THROUGH PORTIONS OF LINCOLN COUNTY. PREVIOUS RAINFALL AMOUNTS FROM
WEDNESDAY MORNINGS THUNDERSTORMS VARIED FROM ONE TO THREE INCHES.
AT 130 AM CDT THURSDAY MORNING ST LOUIS RADAR INDICATED A CLUSTER OF
VERY HEAVY THUNDERSTORMS EXTENDING FROM NEAR TROY WEST TO MONTGOMERY
CITY. THESE COMMUNITIES ARE ABOUT 40 TO 50 MILES WEST NORTHWEST OF
ST LOUIS.
THE COMBINATION OF PREVIOUS HEAVY RAINS YESTERDAY...THE SERIES OF
STORMS PASSING THROUGH THE AREA DURING THE EVENING HOURS...AND THE
SURETY OF ADDITIONAL SIGNIFICANT RAINFALL MEANS THAT FLOODING IN FLOOD
PRONE AREAS MAY BE IMMINENT.
COMMUTERS TRAVELLING TO ST LOUIS DURING THE WEE HOURS OF THE MORNING
BEFORE DAYLIGHT SHOULD BE EXCEPTIONALLY CAREFUL. THIS IS A VERY
DANGEROUS SITUATION.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARD3ER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY. MOVE UP TO ESCAPE FLOOD WATERS. DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 7, 3:21 AM CDT | Flash Flood Warning | LSX | Saint Charles, Warren | 5 hr |
| Jun 7, 3:21 AM CDT | Flash Flood Warning | LSX | Saint Louis, City of Saint Louis | 5 hr |
| Jun 7, 8:40 AM CDT | Flash Flood Warning | LSX | Franklin, Lincoln, Saint Charles, Warren | 9 hr |
| Jun 7, 8:40 AM CDT | Flash Flood Warning | LSX | Jefferson, Saint Louis | 9 hr |
| Jun 7, 8:40 AM CDT | Flash Flood Warning | LSX | City of Saint Louis | 9 hr |
| Jun 7, 2:19 PM CDT | Severe Thunderstorm Warning | LSX | Adair, Knox, Schuyler, Scotland | 41 min |
| Jun 7, 2:54 PM CDT | Severe Thunderstorm Warning | LSX | Crawford, Phelps | 66 min |
| Jun 7, 3:16 PM CDT | Severe Thunderstorm Warning | LSX | Franklin, Warren | 59 min |
| Jun 7, 3:31 PM CDT | Tornado Warning | LSX | Crawford, Franklin | 44 min |
| Jun 7, 3:40 PM CDT | Severe Thunderstorm Warning | LSX | Jefferson, Saint Charles, Saint Louis, City of Saint Louis | 65 min |
| Jun 7, 3:40 PM CDT | Severe Thunderstorm Warning | LSX | Lincoln | 65 min |
| Jun 7, 3:40 PM CDT | Severe Thunderstorm Warning | LSX | Washington | 65 min |
| Jun 7, 4:11 PM CDT | Tornado Warning | LSX | Saint Louis, City of Saint Louis | 49 min |
Nearby
Flash Flood Warnings in Missouri, 1990Every flash flood warning in 1990
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.