Alert archive / Mississippi / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 441, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Jul 1, 1998, 4:51 PM CDT for Holmes County, Mississippi. It was in force for 49 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
- Jul 1, 1998, 4:51 PM CDT (21:51 UTC)
- Expired
- Jul 1, 1998, 5:40 PM CDT
- In force
- 49 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Holmes County, MS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 1, 5:30 PM CDT | Thunderstorm Wind | Countywide, 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 nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 9.9 hours before the alert went out and 89 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
- 2507 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 759 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- -17 m²/s²
- 0-3 km storm-relative helicity
- 3 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 012150 SVRJAN MSC051-012240- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 451 PM CDT WED JUL 1 1998 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... HOLMES COUNTY IN CENTRAL MISSISSIPPI * UNTIL 540 PM CDT * AT 449 PM CDT... RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM 4 MILES SOUTHWEST OF CRUGER TO 10 MILES NORTH OF LEXINGTON MOVING SLOWLY SOUTHEAST. * THE SEVERE THUNDERSTORMS WILL AFFECT SMALL COMMUNITES AND RURAL AREAS. DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS! 64
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
Local storm report, Jul 1, 2:54 PM CDT, 1 hour 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MS
254 PM CDT WED JUL 01 1998
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....PARISH/COUNTY LOCATION....
0225 PM 2 NE PETAL MS .88 INCH HAIL
07/01/98 FORREST REPORTED BY EOC
0246 PM BASSFIELD MS 1 INCH HAIL
07/01/98 JEFFERSON DAVIS REPORTED BY POLICE DEPTThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 2:20 PM CDT | Severe Thunderstorm Warning | JAN | Forrest | 35 min |
| Jul 1, 2:36 PM CDT | Severe Thunderstorm Warning | JAN | Jefferson Davis | 34 min |
| Jul 1, 3:42 PM CDT | Severe Thunderstorm Warning | JAN | Bolivar, Washington | 48 min |
| Jul 1, 4:06 PM CDT | Severe Thunderstorm Warning | JAN | Humphreys, Sunflower | 49 min |
| Jul 1, 4:37 PM CDT | Severe Thunderstorm Warning | JAN | Leflore | 33 min |
| Jul 1, 5:32 PM CDT | Severe Thunderstorm Warning | JAN | Attala, Holmes | 48 min |
| Jul 1, 5:56 PM CDT | Severe Thunderstorm Warning | JAN | Leake | 49 min |
| Jul 1, 6:07 PM CDT | Severe Thunderstorm Warning | JAN | Scott | 48 min |
| Jul 1, 6:15 PM CDT | Severe Thunderstorm Warning | JAN | Hinds, Rankin | 50 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.