Alert archive / Mississippi / Flash Flood Warnings in 1987
Flash Flood Warning 14, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Nov 16, 1987, 11:01 AM CST for Warren County, Mississippi. It was in force for 119 min.
The area
The counties it named.
The facts
- Issued
- Nov 16, 1987, 11:01 AM CST (17:01 UTC)
- Expired
- Nov 16, 1987, 1:00 PM CST
- In force
- 119 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Warren County, MS
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
Jackson, MS (KJAN), launched 12:00Z, 5.0 hours before the alert went out and 73 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
- 166 J/kg
- Mixed-layer CIN
- -109 J/kg
- Mixed-layer LCL
- 707 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 412 m²/s²
- 0-3 km storm-relative helicity
- 733 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KJAN 161701
FFWJAN
MSC149-161900-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1101 AM CST MON NOV 16 1987
THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING
EFFECTIVE UNTIL 100 PM CST FOR PEOPLE IN THE FOLLOWING COUNTY...
IN WEST CENTRAL MISSISSIPPI
...WARREN
HEAVY RAIN HAS BEEN OCCURRING IN THE VICKSBURG AREA FOR THE PAST
SEVERAL HOURS. RAINFALL AMOUNTS IN EXCESS OF 3 INCHES HAVE ALREADY
CAUSED FLOODING IN THE HAMILTON HEIGHTS AREA. THE THUNDERSTORMS THAT
ARE PRODUCING THE HEAVY RAINS WILL CONTINUE IN THE AREA FOR THE NEXT F
HOURS. THEREFORE ADDITIONAL FLOODING IS LIKELY.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.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, Nov 16, 6:22 AM CST, 4 hours 39 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 625 AM CST MON NOV 16 1987 AN INTENSE STORM SYSTEM WILL BE AFFECTING MISSISSIPPI TODAY AND TONIGHT. THE THREAT OF SEVERE WEATHER WILL BE WITH US UNTIL TUESDAY MORNING. THE WIND AHEAD OF THIS SYSTEM WILL BE VERY STRONG AND GUSTY. THE AVERAGE WIND SPEED WILL BE 15 TO 25 MPH WITH GUSTS OVER 40 MPH. ANYONE PLANNING TO VISIT LOCAL LAKES SHOULD BE ADVISED THAT WIND OF THIS MAGNITUDE COULD BE DANGEROUS. CONSEQUENTLY...A WIND ADVISORY HAS BEEN POSTED FOR AREA LAKES TODAY. HEAVY THUNDERSTORMS HAVE ALREADY MOVED INTO THE WESTERN COUNTIES AND WILL CONTINUE THROUGHOUT THE DAY. RAIN WILL BE HEAVY AT TIMES. A FLASH FLOOD WATCH MA!Y BE NEEDED FOR PARTS OF THE STATE LATE TODAY. ANYONE LIVING IN FLOOD PRONE AREAS SHOULD KEEP AN EYE ON THE WATER AND LISTEN FOR FURTHER STATEMENTS OR POSSIBLE WARNINGS.
Special weather statement, Nov 16, 8:04 AM CST, 2 hours 57 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 800 AM CST MON NOV 16 1987 THUNDERSTORMS CONTINUE TO SPREAD INTO MISSISSIPPI. AT 755 AM CST A LINE OF STRONG THUNDERSTORMS EXTENDED ACROSS WEST CENTRAL MISSISSIPPI FROM NEAER KOSCUISKO TO MADISON TO UTICA. THIS LINE OF THUNDERSTORM IS MOVING TO THE SOUTHEAAST AT AROUND 15 MPH AND WILL MOVE INTO THE JACKSON METROPOLITIAN AREA WITHIN THE NEXT HALF HOUR. THIS LINE OF THUNDERSTORMS WILL BE ACCOMPANIED BY VERY HEAVY RAIN... STRONG GUSTY WINDS AND FREQUENT CLOUD TO GROUND LIGHTNING. SOME FLOODING OF LOW LYING AREAS AND UNDERPASSES IS ALSO POSSIBLE...AND EARLY MORNING MOTORISTS ARE URGED TO DRIVE WITH CAUTION. ADDITIONAL ST8ATEMENTS WILL BE ISSUED AS CONDITIONS WARRANT.
Special weather statement, Nov 16, 10:33 AM CST, 28 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE JACKSON MS 1025 AM CST MON NOV 16 1987 ...TORNADO WATCH NO. 550 IN EFFECT FOR CENTRAL MISSISSIPPI TIL 2 PM... A STRONG STORM SYSTEM OVER TEXAS AND OKLAHOMA CONTINUES TO MOVE SLOWLY EASTWARD...AND IS PRODUCING STRONG THUNDERSTORM ACTIVITY OVER PARTS OF MISSISSIPPI. AT 1025 AM...A CLUSTER OF THUNDERSTORMS EXTENDED ALONG THE MISSISSIPPI RIVER FROM NEAR VICKSBURG SOUTHWARD TO NEAR NATCHEZ. THESE THUNDERSTORMS WERE MOVING TOWARD THE EAST OR NORTHEAST AT 40 MPH...AND WILL BE MOVING INTO FRANKLIN...JEFFERSON... CLAIBORNE...WARREN...AND YAZOO COUNTIES DURING THE NEXT HOUR. PEOPLE IN THESE AREAS SHOULD BE ON THE ALERT FOR DANGEROUS WEATHER CONDITIONS AND BE READY TO MOVE TO A SAFE PLACE IF NECESSARY. IN ADDITION TO THE THREAT OF SEVERE THUNDERSTORMS AND TORNADOES TODAY...THERE IS ALSO THE POSSIBILITY OF VERY HEAVY RAINS. A FLASH FLOOD WATCH HAS BEEN ISSUED TO ALL EXCEPT THE SOUTHEASTERN COUNTIES THIS AFTERNOON AND TONIGHT.
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 16, 8:34 AM CST | Severe Thunderstorm Warning | JAN | Claiborne, Jefferson | 41 min |
| Nov 16, 9:14 AM CST | Severe Thunderstorm Warning | JAN | Claiborne | 31 min |
| Nov 16, 11:15 AM CST | Tornado Warning | JAN | Hinds | 30 min |
| Nov 16, 11:27 AM CST | Tornado Warning | JAN | Madison, Yazoo | 48 min |
| Nov 16, 1:31 PM CST | Severe Thunderstorm Warning | JAN | Issaquena, Sharkey | 44 min |
| Nov 16, 1:35 PM CST | Flash Flood Warning | JAN | Claiborne, Jefferson, Warren | 115 min |
| Nov 16, 1:46 PM CST | Severe Thunderstorm Warning | JAN | Claiborne | 44 min |
| Nov 16, 2:29 PM CST | Severe Thunderstorm Warning | JAN | Hinds | 31 min |
| Nov 16, 2:41 PM CST | Tornado Warning | JAN | Hinds | 34 min |
| Nov 16, 2:47 PM CST | Severe Thunderstorm Warning | JAN | Holmes | 28 min |
| Nov 16, 2:52 PM CST | Severe Thunderstorm Warning | JAN | Rankin | 38 min |
| Nov 16, 3:12 PM CST | Tornado Warning | JAN | Attala, Madison | 48 min |
| Nov 16, 3:32 PM CST | Tornado Warning | JAN | Rankin, Simpson | 28 min |
| Nov 16, 3:54 PM CST | Severe Thunderstorm Warning | JAN | Neshoba | 36 min |
| Nov 16, 4:10 PM CST | Tornado Warning | JAN | Winston | 30 min |
| Nov 16, 4:25 PM CST | Tornado Warning | JAN | Newton | 20 min |
| Nov 16, 4:33 PM CST | Tornado Warning | JAN | Kemper, Neshoba | 42 min |
| Nov 16, 4:33 PM CST | Tornado Warning | JAN | Noxubee | 42 min |
| Nov 16, 4:49 PM CST | Severe Thunderstorm Warning | JAN | Lauderdale, Newton | 41 min |
Nearby
Flash Flood Warnings in Mississippi, 1987Every flash flood warning in 1987
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.