Alert archive / Mississippi / Flash Flood Warnings in 1999
Flash Flood Warning 35, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Jan 30, 1999, 11:09 AM CST for 4 counties in Mississippi. It was in force for 2 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
- Jan 30, 1999, 11:09 AM CST (17:09 UTC)
- Expired
- Jan 30, 1999, 1:10 PM CST
- In force
- 2 hr
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
Counties Lawrence County, MS, Rankin County, MS, Simpson County, MS, Smith County, MS
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 5.2 hours before the alert went out and 47 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
- 551 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 153 m²/s²
- 0-3 km storm-relative helicity
- 287 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 301713 COR FFWJAN MSC077-099-101-121-123-127-129-301910- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING ...CORRECTED FOR TIME... NATIONAL WEATHER SERVICE JACKSON MS 1109 AM CST SAT JAN 30 1999 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A * FLASH FLOOD WARNING FOR... LAWRENCE COUNTY IN SOUTH CENTRAL MISSISSIPPI NESHOBA COUNTY IN EAST CENTRAL MISSISSIPPI NEWTON COUNTY IN EAST CENTRAL MISSISSIPPI RANKIN COUNTY IN CENTRAL MISSISSIPPI SCOTT COUNTY IN CENTRAL MISSISSIPPI SIMPSON COUNTY IN CENTRAL MISSISSIPPI SMITH COUNTY IN CENTRAL MISSISSIPPI * UNTIL 110 PM CST * AT 1105 AM... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF THUNDERSTORMS WI^TH HEAVY RAIN FROM GEORGETOWN TO FOREST TO PHILADELPHIA... MOVING TO THE NORTHEAST AROUND 30 MPH. THESE STORMS WILL MOVE REPEATEDLY ACROSS PORTIONS OF THE WARNING AREA. DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD! 57
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, Jan 30, 10:30 AM CST, 39 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-072>074- 310400- AREA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 1030 AM CST SAT JAN 30 1999 A LOW PRESSURE SYSTEM IS LOCATED IN EASTERN OKLAHOMA WITH A COLD FRONTAL SYSTEM SOUTH OF THE LOW THROUGH EASTERN TEXAS. A WARM FRONTAL SYSTEM IS LOCATED ACROSS NORTHERN LOUISIANA AND INTO NORTHERN MISSISSIPPI. SATELLITE IMAGERY INDICATES THERE WILL BE SOME BREAKS IN THE CLOUD COVER IN CENTRAL AND SOUTHERN MISSISSIPPI THIS AFTERNOON. IN THE WARM AND UNSTABLE AIR SOUTH OF THE WARM FRONT AND EAST OF THE COLD FRONT...A FEW SEVERE THUNDERSTORMS COULD DEVELOP IN CENTRAL AND SOUTHERN MISSISSIPPI...ESPECIALLY SOUTH OF A MERIDIAN TO JACKSON TO VICKSBURG LINE. THE PRIMARY SEVERE THREAT WILL BE FROM DAMAGING THUNDERSTORM WINDS IN THE SQUALL LINE THAT IS PROJECTED TO MOVE THROUGH THE AREA THIS AFTERNOON. ACTIVATION OF STORM SPOTTERS AND HAM RADIO OPERATORS MAY BE FOR MORE INFORMATION...PLEASE VISIT OUR INTERNET WEB SITE AT: HTTP://WWW.JANNWS.STATE.MS.US /IN LOWER CASE LETTERS/
Special weather statement, Jan 30, 10:30 AM CST, 39 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-072>074- 310400- AREA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 1030 AM CST SAT JAN 30 1999 A LOW PRESSURE SYSTEM IS LOCATED IN EASTERN OKLAHOMA WITH A COLD FRONTAL SYSTEM SOUTH OF THE LOW THROUGH WESTERN LOUISIANA. A WARM
Special weather statement, Jan 30, 11:02 AM CST, 7 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>066-072>074- 310400- AREA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 1030 AM CST SAT JAN 30 1999 A LOW PRESSURE SYSTEM IS LOCATED IN EASTERN OKLAHOMA WITH A COLD FRONTAL SYSTEM SOUTH OF THE LOW THROUGH EASTERN TEXAS. A WARM FRONTAL SYSTEM IS LOCATED ACROSS NORTHERN LOUISIANA AND INTO NORTHERN MISSISSIPPI. SATELLITE IMAGERY INDICATES THERE WILL BE SOME BREAKS IN THE CLOUD COVER IN CENTRAL AND SOUTHERN MISSISSIPPI THIS AFTERNOON. IN THE WARM AND UNSTABLE AIR SOUTH OF THE WARM FRONT AND EAST OF THE COLD FRONT...A FEW SEVERE THUNDERSTORMS COULD DEVELOP IN CENTRAL AND SOUTHERN MISSISSIPPI...ESPECIALLY SOUTH OF A MERIDIAN TO JACKSON TO VICKSBURG LINE. THE PRIMARY SEVERE THREAT WILL BE FROM DAMAGING THUNDERSTORM WINDS IN THE SQUALL LINE THAT IS PROJECTED TO MOVE THROUGH THE AREA THIS AFTERNOON. ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS AND EMERGENCY MANAGEMENT/CIVIL DEFENSE PERSONNEL MAY BE REQUIRED TODAY. FOR MORE INFORMATION...PLEASE VISIT OUR INTERNET WEB SITE AT: HTTP://WWW.JANNWS.STATE.MS.US /IN LOWER CASE LETTERS/
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 29, 6:50 PM CST | Severe Thunderstorm Warning | JAN | Lamar | 50 min |
| Jan 29, 7:38 PM CST | Severe Thunderstorm Warning | JAN | Forrest | 47 min |
| Jan 29, 8:23 PM CST | Severe Thunderstorm Warning | JAN | Marion | 52 min |
| Jan 29, 9:15 PM CST | Severe Thunderstorm Warning | JAN | Lamar | 60 min |
| Jan 29, 9:29 PM CST | Flash Flood Warning | JAN | Adams, Jefferson | 5 hr |
| Jan 29, 9:44 PM CST | Tornado Warning | JAN | Lamar | 31 min |
| Jan 29, 9:58 PM CST | Tornado Warning | JAN | Forrest | 47 min |
| Jan 29, 10:42 PM CST | Flash Flood Warning | JAN | Clarke | 2 hr |
| Jan 29, 10:42 PM CST | Flash Flood Warning | JAN | Jones | 2 hr |
| Jan 29, 11:00 PM CST | Flash Flood Warning | JAN | Forrest, Lamar, Marion | 3 hr |
| Jan 30, 1:50 AM CST | Flash Flood Warning | JAN | Lamar, Marion | 2 hr |
| Jan 30, 1:50 AM CST | Flash Flood Warning | JAN | Forrest | 2 hr |
| Jan 30, 8:47 AM CST | Flash Flood Warning | JAN | Claiborne, Copiah, Hinds, Jefferson | 2 hr |
| Jan 30, 8:47 AM CST | Flash Flood Warning | JAN | Madison, Rankin | 2 hr |
| Jan 30, 10:21 AM CST | Severe Thunderstorm Warning | JAN | Lincoln | 29 min |
| Jan 30, 10:44 AM CST | Severe Thunderstorm Warning | JAN | Lawrence, Simpson | 46 min |
| Jan 30, 11:09 AM CST | Flash Flood Warning | JAN | Neshoba, Newton, Scott | 2 hr |
| Jan 30, 12:17 PM CST | Flash Flood Warning | JAN | Clarke, Jasper, Kemper, Lauderdale | 3 hr |
| Jan 30, 1:15 PM CST | Severe Thunderstorm Warning | JAN | Simpson, Smith | 30 min |
| Jan 30, 4:41 PM CST | Severe Thunderstorm Warning | JAN | Jones | 49 min |
| Jan 30, 5:00 PM CST | Severe Thunderstorm Warning | JAN | Lauderdale, Newton | 50 min |
| Jan 30, 5:09 PM CST | Severe Thunderstorm Warning | JAN | Clarke, Jasper | 66 min |
Nearby
Flash Flood Warnings in Mississippi, 1999Every flash flood warning in 1999
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.