Alert archive / Mississippi / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 21, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Feb 10, 1998, 6:09 PM CST for Humphreys County, Sunflower County, Mississippi. It was in force for 66 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
- Feb 10, 1998, 6:09 PM CST (00:09 UTC)
- Expired
- Feb 10, 1998, 7:15 PM CST
- In force
- 66 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
Counties Humphreys County, MS, Sunflower County, MS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 10, 6:30 PM CST | Thunderstorm Wind | Belzoni, MS | Several trees were blown down. |
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 |
|---|---|---|---|
| Feb 10, 5:00 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 0.2 hours before the alert went out and 125 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
- 394 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 916 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- 369 m²/s²
- 0-3 km storm-relative helicity
- 476 m²/s²
- Significant tornado parameter
- 1.0
- Supercell composite
- 3.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KJAN 110008 RRA SVRJAN MSC029-049-089-133-037-053-110115- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 609 PM CST TUE FEB 10 1998 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 715 PM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN CENTRAL MISSISSIPPI ...COPIAH COUNTY...HINDS COUNTY...MADISON COUNTY IN NORTHWEST MISSISSIPPI ...SUNFLOWER COUNTY IN SOUTHWEST MISSISSIPPI ...FRANKLIN COUNTY IN WEST CENTRAL MISSISSIPPI ...HUMPHREYS COUNTY AT 608 PM DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM NEAR CLEVELAND THROUGH VICKSBURG TO NEAR NATCHEZ. THE LINE OF STORMS WAS MOVING EAST AT 45 MPH. THE LINE OF STORMS SHOULD BE MOVING INTO THE JACKSON METROPOLITAN AREA BY 645 PM. THESE STORMS HAVE A HISTORY OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. 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. < 69
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 10, 6:03 PM CST | Tornado Warning | JAN | Sharkey, Yazoo | 42 min |
| Feb 10, 6:09 PM CST | Severe Thunderstorm Warning | JAN | Copiah, Hinds | 66 min |
| Feb 10, 6:09 PM CST | Severe Thunderstorm Warning | JAN | Franklin | 66 min |
| Feb 10, 6:09 PM CST | Severe Thunderstorm Warning | JAN | Madison | 66 min |
| Feb 10, 6:28 PM CST | Severe Thunderstorm Warning | JAN | Holmes, Leflore | 47 min |
| Feb 10, 6:37 PM CST | Tornado Warning | JAN | Leflore | 38 min |
| Feb 10, 6:45 PM CST | Severe Thunderstorm Warning | JAN | Yazoo | 45 min |
| Feb 10, 6:58 PM CST | Tornado Warning | JAN | Carroll, Grenada | 32 min |
| Feb 10, 7:09 PM CST | Severe Thunderstorm Warning | JAN | Holmes | 66 min |
| Feb 10, 7:09 PM CST | Severe Thunderstorm Warning | JAN | Hinds, Madison, Rankin | 66 min |
| Feb 10, 7:09 PM CST | Severe Thunderstorm Warning | JAN | Copiah | 66 min |
| Feb 10, 7:30 PM CST | Severe Thunderstorm Warning | JAN | Carroll, Grenada, Montgomery | 45 min |
| Feb 10, 7:30 PM CST | Severe Thunderstorm Warning | JAN | Attala | 45 min |
| Feb 10, 8:07 PM CST | Severe Thunderstorm Warning | JAN | Simpson | 38 min |
| Feb 10, 8:15 PM CST | Severe Thunderstorm Warning | JAN | Choctaw, Webster | 45 min |
| Feb 10, 8:15 PM CST | Severe Thunderstorm Warning | JAN | Attala | 45 min |
| Feb 10, 8:25 PM CST | Severe Thunderstorm Warning | JAN | Leake, Scott | 50 min |
| Feb 10, 8:25 PM CST | Severe Thunderstorm Warning | JAN | Rankin | 50 min |
| Feb 10, 8:39 PM CST | Severe Thunderstorm Warning | JAN | Lawrence, Lincoln | 36 min |
| Feb 10, 8:57 PM CST | Severe Thunderstorm Warning | JAN | Choctaw, Neshoba, Oktibbeha, Winston | 63 min |
| Feb 10, 8:57 PM CST | Severe Thunderstorm Warning | JAN | Webster | 63 min |
| Feb 10, 9:26 PM CST | Severe Thunderstorm Warning | JAN | Marion | 34 min |
| Feb 10, 9:36 PM CST | Severe Thunderstorm Warning | JAN | Covington, Jefferson Davis | 54 min |
| Feb 10, 9:45 PM CST | Severe Thunderstorm Warning | JAN | Forrest, Lamar | 45 min |
| Feb 10, 9:58 PM CST | Severe Thunderstorm Warning | JAN | Jasper, Newton | 47 min |
| Feb 10, 10:04 PM CST | Severe Thunderstorm Warning | JAN | Jones | 41 min |
| Feb 10, 10:22 PM CST | Tornado Warning | JAN | Jasper, Jones | 38 min |
| Feb 10, 10:50 PM CST | Severe Thunderstorm Warning | JAN | Clarke, Lauderdale | 40 min |
Nearby
Severe Thunderstorm Warnings in Mississippi, 1998Every severe thunderstorm warning in 1998
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.