Alert archive / Mississippi / Flash Flood Warnings in 1997
Flash Flood Warning 30, NWS Jackson, MS
NWS Jackson, MS issued this flash flood warning at Jun 20, 1997, 11:37 PM CDT for Choctaw County, Oktibbeha County, Winston County, 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
- Jun 20, 1997, 11:37 PM CDT (04:37 UTC)
- Expired
- Jun 21, 1997, 1:45 AM CDT
- In force
- 2 hr
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
Counties Choctaw County, MS, Oktibbeha County, MS, Winston County, MS
The radar
The Columbus AFB radar (KGWX), 95 km from the middle of the area, began a volume at 04:40 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
Jackson, MS (KJAN), launched 00:00Z, 4.6 hours before the alert went out and 144 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
- 2015 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 1512 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 34 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 210443 FFWJAN MSC019-159-105-210645- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE JACKSON MS 1137 PM CDT FRI JUN 20 1997 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 145 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN CENTRAL MISSISSIPPI ...EASTERN CHOCTAW COUNTY IN EAST CENTRAL MISSISSIPPI ...NORTHERN WINSTON COUNTY IN NORTH CENTRAL MISSISSIPPI ...SOUTHWESTERN OKTIBBEHA COUNTY STRONG THUNDERSTORMS CONTINUE OVER PORTIONS OF EASTERN CHOCTAW...SOUTHERN OKTIBBEHA...AND NORTHERN WINSTON COUNIES WHERE DOPPLER RADAR RAINFALL ESTIMATES APPROACH 1 TO 3 INCHES PER HOUR. TOTAL ACCUMULATIONS HAVE ALREADY REACHED 2 TO 4 INCHES AND RAINFALL IS EXPECTED TO CONTINUE THROUGH 1 AM. ADDITIONAL RAINFALL AMOUNTS WILL FURTHER AGGRAVATE LOCALIZED FLOODING...PONDING OF WATER AND RUNOFF CONDITIONS IN POOR DRAINAGE AREAS. MOTORISTS SHOULD EXERCISE CAUTION WHILE DRIVING AND AVOID FLOODED ROADWAYS AND LOW LYING AREAS. DO NOT DRIVE YOUR CAR INTO AREAS WHERE WATER COVERS THE ROAD. THE WATER DEPTH MAY BE TOO DEEP TO ALLOW YOU TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER MUST BE ABANDONED QUICKLY. < 68
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
Local storm report, Jun 20, 11:03 PM CDT, 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MISSISSIPPI
1103 PM CDT FRI JUN 20 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0703 PM ENTERPRISE MS WIND DAMAGE
06/20/97 CLARKE NUMEROUS TREES/POWERLINES
DOWN FROM CLARKO STATE
PARK TO ENTERPRISE.
0723 PM LAUDERDALE MS WIND DAMAGE
06/20/97 LAUDERDALE NUMEROUS TREES DOWN ON HWY
19 S.
0817 PM DE KALB MS WIND DAMAGE
06/20/97 KEMPER NUMEROUS TREES DOWN
THROUGHOUT THE COUNTY.Local storm report, Jun 20, 11:08 PM CDT, 29 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MISSISSIPPI
1103 PM CDT FRI JUN 20 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0703 PM ENTERPRISE MS WIND DAMAGE
06/20/97 CLARKE NUMEROUS TREES/POWERLINES
DOWN FROM CLARKO STATE
PARK TO ENTERPRISE.
0723 PM LAUDERDALE MS WIND DAMAGE
06/20/97 LAUDERDALE NUMEROUS TREES DOWN ON HWY
19 S.
0817 PM DE KALB MS WIND DAMAGE
06/20/97 KEMPER NUMEROUS TREES DOWN
THROUGHOUT THE COUNTY.The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 7:03 PM CDT | Severe Thunderstorm Warning | JAN | Lauderdale | 57 min |
| Jun 20, 7:15 PM CDT | Tornado Warning | JAN | Clarke | 45 min |
| Jun 20, 8:01 PM CDT | Severe Thunderstorm Warning | JAN | Noxubee | 44 min |
| Jun 20, 8:09 PM CDT | Severe Thunderstorm Warning | JAN | Kemper | 51 min |
| Jun 20, 8:23 PM CDT | Severe Thunderstorm Warning | JAN | Lauderdale | 52 min |
| Jun 20, 9:07 PM CDT | Flash Flood Warning | JAN | Kemper, Lauderdale | 3 hr |
| Jun 20, 9:52 PM CDT | Severe Thunderstorm Warning | JAN | Oktibbeha | 53 min |
| Jun 20, 10:17 PM CDT | Severe Thunderstorm Warning | JAN | Choctaw | 28 min |
| Jun 20, 10:42 PM CDT | Severe Thunderstorm Warning | JAN | Choctaw, Oktibbeha | 48 min |
| Jun 21, 1:45 AM CDT | Flash Flood Warning | JAN | Choctaw | 3 hr |
| Jun 21, 6:16 PM CDT | Severe Thunderstorm Warning | JAN | Kemper | 44 min |
Nearby
Flash Flood Warnings in Mississippi, 1997Every flash flood warning in 1997
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.