Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 497, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Oct 25, 1997, 11:08 PM CDT for Adams County, Mississippi. It was in force for 52 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Oct 25, 1997, 11:08 PM CDT (04:08 UTC)
- Expired
- Oct 26, 1997, 12:00 AM CDT
- In force
- 52 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Adams County, MS
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Oct 25, 9:00 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 4.1 hours before the alert went out and 152 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
- 3555 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 525 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 255 m²/s²
- 0-3 km storm-relative helicity
- 300 m²/s²
- Significant tornado parameter
- 5.1
- Supercell composite
- 24.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KJAN 260409 RRA SVRJAN MSC001-260500- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 1108 PM CDT (1008 PM CST) SAT OCT 25 1997 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL MIDNIGHT CDT (1100 PM CST) FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHWEST MISSISSIPPI ...ADAMS COUNTY AT 1107 PM WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM JUST SOUTHWEST OF SIBLEY...MOVING NORTHEAST AT 30 MPH. THE STORM WILL MOVE OVER SOUTHERN AND EASTERN PORTIONS OF ADAMS COUNTY THROUGH 1130 PM. LARGE HAIL AND STRONG WINDS ARE LIKELY WITH THIS STORM. 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. < 68
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 25, 10:02 PM CDT | Severe Thunderstorm Warning | JAN | Washington | 58 min |
| Oct 25, 11:24 PM CDT | Severe Thunderstorm Warning | JAN | Carroll, Leflore | 66 min |
| Oct 25, 11:32 PM CDT | Severe Thunderstorm Warning | JAN | Lawrence | 28 min |
| Oct 25, 11:55 PM CDT | Severe Thunderstorm Warning | JAN | Jefferson Davis | 50 min |
| Oct 25, 11:58 PM CDT | Severe Thunderstorm Warning | JAN | Copiah | 47 min |
| Oct 26, 12:17 AM CDT | Severe Thunderstorm Warning | JAN | Hinds | 43 min |
| Oct 26, 12:21 AM CDT | Severe Thunderstorm Warning | JAN | Leake | 54 min |
| Oct 26, 12:39 AM CDT | Severe Thunderstorm Warning | JAN | Rankin | 66 min |
| Oct 26, 1:18 AM CDT | Severe Thunderstorm Warning | JAN | Jasper | 42 min |
| Oct 26, 1:22 AM CDT | Severe Thunderstorm Warning | JAN | Scott, Smith | 68 min |
| Oct 26, 1:54 AM CDT | Severe Thunderstorm Warning | JAN | Newton | 51 min |
| Oct 26, 2:29 AM CST | Severe Thunderstorm Warning | JAN | Jasper, Smith | 46 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; the sounding from the Mesonet's radiosonde archive.