Alert archive / Mississippi / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 80, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Mar 6, 1998, 11:20 PM CST for Oktibbeha County, Mississippi. It was in force for 55 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
- Mar 6, 1998, 11:20 PM CST (05:20 UTC)
- Expired
- Mar 7, 1998, 12:15 AM CST
- In force
- 55 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Oktibbeha County, MS
The radar
The Columbus AFB radar (KGWX), 73 km from the middle of the area, began a volume at 05:21 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 6, 11:52 PM CST | Hail 1 | Starkville, MS |
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 nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 5.3 hours before the alert went out and 166 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
- 401 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 590 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 96 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
119 WUUS1 KJAN 070519 RRA SVRJAN MSC105-070615- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 1120 PM CST FRI MAR 6 1998 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1215 AM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTH CENTRAL MISSISSIPPI ...OKTIBBEHA COUNTY AT 1120 PM DOPPLER RADAR IN JACKSON INDICATED A SEVERE THUNDERSTORM IN NORTHEAST WINSTON COUNTY EAST OF HIGHWAY 25 MOVING NORTHEAST AT 30 MPH. THIS STORM WILL AFFECT THE SESSUMS AND STARKVILLE AREAS BY MIDNIGHT. SEVERE THUNDERSTORMS PRODUCE WIND IN EXCESS OF 55 MPH...LARGE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. < 64
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 6, 10:30 PM CST | Severe Thunderstorm Warning | JAN | Neshoba | 45 min |
| Mar 6, 10:39 PM CST | Severe Thunderstorm Warning | JAN | Winston | 51 min |
| Mar 7, 12:25 AM CST | Severe Thunderstorm Warning | JAN | Warren | 50 min |
| Mar 7, 2:00 AM CST | Severe Thunderstorm Warning | JAN | Leflore | 45 min |
| Mar 7, 3:09 AM CST | Severe Thunderstorm Warning | JAN | Copiah | 51 min |
| Mar 7, 3:52 AM CST | Severe Thunderstorm Warning | JAN | Simpson | 53 min |
| Mar 7, 4:10 AM CST | Severe Thunderstorm Warning | JAN | Covington, Jefferson Davis | 50 min |
| Mar 7, 4:25 AM CST | Severe Thunderstorm Warning | JAN | Smith | 50 min |
| Mar 7, 4:35 AM CST | Severe Thunderstorm Warning | JAN | Franklin, Lincoln | 40 min |
| Mar 7, 4:40 AM CST | Severe Thunderstorm Warning | JAN | Lamar | 50 min |
| Mar 7, 4:51 AM CST | Severe Thunderstorm Warning | JAN | Forrest | 54 min |
| Mar 7, 5:01 AM CST | Severe Thunderstorm Warning | JAN | Lawrence, Simpson | 44 min |
| Mar 7, 5:20 AM CST | Severe Thunderstorm Warning | JAN | Franklin | 40 min |
| Mar 7, 5:28 AM CST | Severe Thunderstorm Warning | JAN | Simpson | 47 min |
| Mar 7, 5:51 AM CST | Severe Thunderstorm Warning | JAN | Lincoln | 54 min |
| Mar 7, 6:11 AM CST | Severe Thunderstorm Warning | JAN | Hinds | 49 min |
| Mar 7, 6:28 AM CST | Severe Thunderstorm Warning | JAN | Warren | 47 min |
| Mar 7, 6:43 AM CST | Severe Thunderstorm Warning | JAN | Madison, Rankin | 47 min |
| Mar 7, 7:02 AM CST | Severe Thunderstorm Warning | JAN | Yazoo | 43 min |
| Mar 7, 7:23 AM CST | Severe Thunderstorm Warning | JAN | Issaquena | 52 min |
| Mar 7, 7:51 AM CST | Severe Thunderstorm Warning | JAN | Sharkey | 24 min |
| Mar 7, 10:43 AM CST | Severe Thunderstorm Warning | JAN | Adams | 47 min |
| Mar 7, 11:20 AM CST | Severe Thunderstorm Warning | JAN | Franklin | 25 min |
| Mar 7, 12:35 PM CST | Severe Thunderstorm Warning | JAN | Lincoln | 40 min |
| Mar 7, 12:40 PM CST | Severe Thunderstorm Warning | JAN | Claiborne, Jefferson | 50 min |
| Mar 7, 12:49 PM CST | Tornado Warning | JAN | Jefferson | 41 min |
| Mar 7, 1:04 PM CST | Severe Thunderstorm Warning | JAN | Franklin | 26 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; radar from the NEXRAD Level II archive.