Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 148, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Apr 5, 1997, 8:02 AM CST for Warren County, Mississippi. It was in force for 28 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 5, 1997, 8:02 AM CST (14:02 UTC)
- Expired
- Apr 5, 1997, 8:30 AM CST
- In force
- 28 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Warren County, MS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 5, 8:10 AM CST | Thunderstorm Wind 52 | Vicksburg, MS | Trees and power lines were blown down throughout the city of Vicksburg. The windows of a couple of houses were blown out. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 5, 2:30 AM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 2.0 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
- 60 J/kg
- Mixed-layer CIN
- -183 J/kg
- Mixed-layer LCL
- 718 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 409 m²/s²
- 0-3 km storm-relative helicity
- 671 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
230 WUUS1 KJAN 051405 RRA SVRJAN MSC149-051430- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 802 AM CST SAT APR 5 1997 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 830 AM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN WEST CENTRAL MISSISSIPPI ...WARREN COUNTY AT 802 AM WEATHER SERVICE RADAR SHOWED A LINE OF SEVERE THUNDERSTORMS MOVING ACROSS WESTERN WARREN COUNTY...MOVING EAST NORTHEAST AT 50 MPH. THE LINE WILL MOVE ACROSS VICKSBURG BY 820 AM. VERY HIGH WINDS HAVE BEEN REPORTED WITH THESE STORMS. A TORNADO WATCH IS ALSO IN EFFECT. REMEMBER SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS. <
What forecasters said that day
The local office's own words before this severe thunderstorm 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, Apr 5, 7:05 AM CST, 57 minutes before
MSZ001>082-051200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 705 AM CST SAT APR 5 1997 ...TORNADO WATCHES 139 AND 140 REMAIN IN EFFECT UNTIL 900 AM CST FOR MUCH OF WESTERN MISSISSIPPI... TORNADO WATCHES 139 AND 140 REMAIN IN EFFECT FOR MUCH OF WESTERN MISSISSIPPI UNTIL 900 AM CST THIS SATURDAY MORNING. A LINE OF VERY STRONG THUNDERSTORMS WILL BE MOVBING INTO WEST MISSISSIPPI BY 800 AM CST. THESE STORMS HAVE A HSITORY OF PRODUCING STRONG WINDS, DEADLY LIGHTNING AND VERY HEAVY RAINFALL. THEY ARE ALSO CAPABLE OF PRODUCING TORNADOES. MANAGEMENT PERSONNEL MAY BE REQUIRED PRIOR TO DAWN WITH THIS APPROACHING SYSTEM. PERSONS IN MISSISSIPPI ARE URGED TO WATCH FOR FURTHER STATEMENTS AS THIS SYSTEM DEVELOPS.
Special weather statement, Apr 5, 7:05 AM CST, 57 minutes before
MSZ001>082-051200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 705 AM CST SAT APR 5 1997 ...TORNADO WATCHES 139 AND 140 REMAIN IN EFFECT UNTIL 900 AM CST FOR MUCH OF WESTERN MISSISSIPPI... TORNADO WATCHES 139 AND 140 REMAIN IN EFFECT FOR MUCH OF WESTERN MISSISSIPPI UNTIL 900 AM CST THIS SATURDAY MORNING. A LINE OF VERY STRONG THUNDERSTORMS WILL BE MOVBING INTO WEST MISSISSIPPI BY 800 AM CST. THESE STORMS HAVE A HSITORY OF PRODUCING STRONG WINDS, DEADLY LIGHTNING AND VERY HEAVY RAINFALL. THEY ARE ALSO CAPABLE OF PRODUCING TORNADOES.
Special weather statement, Apr 5, 7:08 AM CST, 54 minutes before
MSZ001>082-051200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 705 AM CST SAT APR 5 1997 ...TORNADO WATCHES 139 AND 140 REMAIN IN EFFECT UNTIL 900 AM CST FOR MUCH OF WESTERN MISSISSIPPI... TORNADO WATCHES 139 AND 140 REMAIN IN EFFECT FOR MUCH OF WESTERN MISSISSIPPI UNTIL 900 AM CST THIS SATURDAY MORNING. A LINE OF VERY STRONG THUNDERSTORMS WILL BE MOVBING INTO WEST MISSISSIPPI BY 800 AM CST. THESE STORMS HAVE A HSITORY OF PRODUCING STRONG WINDS, DEADLY LIGHTNING AND VERY HEAVY RAINFALL. THEY ARE ALSO CAPABLE OF PRODUCING TORNADOES. MANAGEMENT PERSONNEL MAY BE REQUIRED PRIOR TO DAWN WITH THIS APPROACHING SYSTEM. PERSONS IN MISSISSIPPI ARE URGED TO WATCH FOR FURTHER STATE*MENTS AS THIS SYSTEM DEVELOPS.
Special weather statement, Apr 5, 7:11 AM CST, 51 minutes before
MSZ001>082-051200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 705 AM CST SAT APR 5 1997 ...TORNADO WATCHES 139 AND 140 REMAIN IN EFFECT UNTIL 900 AM CST FOR MUCH OF WESTERN MISSISSIPPI... TORNADO WATCHES 139 AND 140 REMAIN IN EFFECT FOR MUCH OF WESTERN MISSISSIPPI UNTIL 900 AM CST THIS SATURDAY MORNING. A LINE OF VERY STRONG THUNDERSTORMS WILL BE MOVBING INTO WEST MISSISSIPPI BY 800 AM CST. THESE STORMS HAVE A HSITORY OF6 PRODUCING STRONG WINDS, DEADLY LIGHTNING AND VERY HEAVY RAINFALL. THEY ARE ALSO CAPABLE OF PRODUCING TORNADOES.
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 7:03 AM CST | Severe Thunderstorm Warning | JAN | Issaquena | 27 min |
| Apr 5, 7:16 AM CST | Severe Thunderstorm Warning | JAN | Sharkey | 44 min |
| Apr 5, 7:26 AM CST | Severe Thunderstorm Warning | JAN | Washington | 34 min |
| Apr 5, 7:33 AM CST | Severe Thunderstorm Warning | JAN | Humphreys, Sunflower | 42 min |
| Apr 5, 7:33 AM CST | Severe Thunderstorm Warning | JAN | Yazoo | 42 min |
| Apr 5, 7:38 AM CST | Severe Thunderstorm Warning | JAN | Claiborne | 52 min |
| Apr 5, 7:44 AM CST | Tornado Warning | JAN | Humphreys | 31 min |
| Apr 5, 7:57 AM CST | Severe Thunderstorm Warning | JAN | Holmes, Leflore | 48 min |
| Apr 5, 8:12 AM CST | Severe Thunderstorm Warning | JAN | Copiah, Hinds | 48 min |
| Apr 5, 8:21 AM CST | Severe Thunderstorm Warning | JAN | Carroll, Grenada | 54 min |
| Apr 5, 8:40 AM CST | Severe Thunderstorm Warning | JAN | Madison, Rankin | 65 min |
| Apr 5, 8:49 AM CST | Severe Thunderstorm Warning | JAN | Yazoo | 41 min |
| Apr 5, 8:57 AM CST | Severe Thunderstorm Warning | JAN | Simpson | 48 min |
| Apr 5, 9:29 AM CST | Severe Thunderstorm Warning | JAN | Scott | 46 min |
| Apr 5, 9:57 AM CST | Severe Thunderstorm Warning | JAN | Choctaw | 48 min |
| Apr 5, 10:00 AM CST | Severe Thunderstorm Warning | JAN | Leake, Neshoba | 45 min |
| Apr 5, 10:18 AM CST | Severe Thunderstorm Warning | JAN | Oktibbeha, Webster | 42 min |
| Apr 5, 11:52 AM CST | Severe Thunderstorm Warning | JAN | Clarke, Lauderdale | 53 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 1997Every severe thunderstorm 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.