Alert archive / Mississippi / Flash Flood Warnings in 1989
Flash Flood Warning 13, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Jun 5, 1989, 4:02 AM CDT for Sunflower County, Washington County, Mississippi. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Jun 5, 1989, 4:02 AM CDT (09:02 UTC)
- Expired
- Jun 5, 1989, 7:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
Counties Sunflower County, MS, Washington 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 00:00Z, 9.0 hours before the alert went out and 140 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
- 1181 J/kg
- Mixed-layer CIN
- -33 J/kg
- Mixed-layer LCL
- 1035 m above ground
- 0-6 km bulk shear
- 0 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 0 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 KJAN 050903
FFWJAN
MSC133-151-051200-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE JACKSON MS
402 AM CDT MON JUN 5 1989
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 700 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN NORTHWEST MISSISSIPPI
...SOUTHERN SUNFLOWER...WASHINGTON
AT 355 AM CDT...A CLUSTER OF THUNDERSTORMS PRODUCING HEAVY RAINS WAS
INDICATED NEAR HOLLENDALE TO INDIANOLA. THIS CLUSTER HAS NOT MOVED
MUCH DURING THE PAST FEW HOURS AND HAS PROBABLY ALREADY PRODUCED
RAINFALL IN EXCESS OF 2 INCHES.
DUE TO THE NEARLY STATIONARY MOVEMENT OF THE THUNDERSTORM CLUSTER...
HEAVY RAINS ARE LIKELY TO CONTINUE FOR AT LEAST ANOTHER HOUR OR TWO.
AT NIGHT BE ESPECIALLY CAUTIOUS WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY. MOVE SWIFTLY TO ESCAPE FLOOD WATERS.
<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, Jun 4, 10:03 PM CDT, 5 hours 59 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 1000 PM CDT SUN JUN 4 1989 SEVERE THUNDERSTORM WATCH NUMBER 401 IS NO LONGER IN EFFECT FOR WASHINGTON AND ISSAQUENA COUNTIES...BUT REMAINS IN EFFECT UNTIL 11 PM FOR THE OTHER COUNTIES IN NORTHWEST MISSISSIPPI THAT WERE ORIGINALLY INCLUDED IN THE WATCH AREA. THE POTENTIAL FOR SEVERE THUNDERSTORM DEVELOPMENT HAS DIMINISHED OVER THE SOUTHERN PART OF THE DELTA...BUT ISOLATED STRONG THUNDERSTORMS WERE STILL OCCURRING OVER THE NORTHERN DELTA. ELSEWHERE AT 10 PM...SCATTERED SHOWERS AND A FEW THUNDERSTORMS WERE OCCURRING OVER SOUTHEAST MISSISSIPPI...SOUTHEAST ARKANSAS AND NORTHEAST LOUISIANA. MOVEMENT WAS NORTHEAST AT 20 MP H.
Special weather statement, Jun 4, 11:07 PM CDT, 4 hours 55 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 1105 PM CDT SUN JUN 4 1989 SEVERE THUNDERSTORM WATCH NUMBER 401 IS NO LONGER IN EFFECT FOR NORTHWEST MISSISSIPPI. THE SEVERE THUNDERSTORM WATCH HAS EXPIRED...AND THUNDERSTORM ACTIVITY HAS DECREASED. HOWEVER THUNDERSTORMS WITH HEAVY RAIN ARE STILL POSSIBLE IN NORTH MISSISSIPPI LATER TONIGHT...AND A FLASH FLOOD WATCH REMAINS IN EFFECT FOR THE NORTHERN THIRD OF THE STATE THROUGH THE RREMAINDER OF THE NIGHT.
Special weather statement, Jun 5, 2:19 AM CDT, 1 hour 43 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 210 AM CDT MON JUN 5 1989 ...FLASH FLOOD WATCH REMAINS IN EFFECT FOR NORTH MISSISSIPPI... ...THUNDERSTORMS REDEVELOPING IN THE DELTA... AT 210 AM SMALL CLUSTERS OF STRONG THUNDERSTORMS HAD DEVELOPED ACROSS THE LOWER DELTA OF NORTHWEST MISSISSIPPI MAINLY ACROSS SOUTHERN WASHINGTON INTO SOUTHERN SUNFLOWER COUNTIES. THESE THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR AND WILL PRODUCE VERY HEAVY RAINS ...GUSTY WINDS...FREQUENT LIGHTNING AND POSSIBLY SOME HAIL. THE HEAVY RAINS WILL ALSO PRODUCE STANDING WATER ON ROADWAYS AND IN LOW LYING FLOOD PRONE AREAS FOR THE NEXT HOUR OR SO. PERSONS IN WASHINGTON ...SUNFLOWER...HUMPHREYS...AND LEFLORE COUNTIES CAN EXPECT THUNDERSTORMS FOR THE NEXT FEW HOURS AND SHOULD BE READY TO TAKE QUICK ACTION IF FLASH FLOODING OCCURS OR A WARNING IS ISSUED.
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 6:30 AM CDT | Flash Flood Warning | JAN | Humphreys, Leflore, Sunflower | 4 hr |
| Jun 5, 6:30 AM CDT | Flash Flood Warning | JAN | Washington | 4 hr |
| Jun 5, 8:04 AM CDT | Severe Thunderstorm Warning | JAN | Madison | 26 min |
| Jun 5, 5:34 PM CDT | Severe Thunderstorm Warning | JAN | Bolivar | 26 min |
| Jun 5, 6:01 PM CDT | Severe Thunderstorm Warning | JAN | Bolivar | 44 min |
Nearby
Flash Flood Warnings in Mississippi, 1989Every flash flood warning in 1989
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.