Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 6, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Jan 8, 1997, 9:33 AM CST for Simpson County, Mississippi. It was in force for 42 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
- Jan 8, 1997, 9:33 AM CST (15:33 UTC)
- Expired
- Jan 8, 1997, 10:15 AM CST
- In force
- 42 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Simpson County, MS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 8, 10:10 AM CST | Hail 0.75 | D Lo, 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 12:00Z, 3.6 hours before the alert went out and 48 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 869 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 323 m²/s²
- 0-3 km storm-relative helicity
- 410 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, Jan 8, 8:12 AM CST, 1 hour 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MISSISSIPPI
812 AM CST WED JAN 08 1997
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0650 AM 1 S HARRISVILLE MS .75 INCH HAIL
01/08/97 SIMPSON EARLIER SVS SHOWED
LOCATION AS HARRISONVILLE
INSTEAD OF HARRISVILLELocal storm report, Jan 8, 8:13 AM CST, 1 hour 20 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MISSISSIPPI
812 AM CST WED JAN 08 1997
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0650 AM 1 S HARRISVILLE MS .75 INCH HAIL
01/08/97 SIMPSON EARLIER SVS SHOWED
LOCATION AS HARRISONVILLE
INSTEAD OF HARRISVILLETThe office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 8, 6:30 AM CST | Severe Thunderstorm Warning | JAN | Copiah, Simpson | 45 min |
| Jan 8, 9:14 AM CST | Severe Thunderstorm Warning | JAN | Copiah | 31 min |
| Jan 8, 10:03 AM CST | Severe Thunderstorm Warning | JAN | Smith | 27 min |
| Jan 8, 10:43 AM CST | Severe Thunderstorm Warning | JAN | Newton | 47 min |
| Jan 8, 10:50 AM CST | Severe Thunderstorm Warning | JAN | Adams, Franklin | 40 min |
| Jan 8, 11:51 AM CST | Severe Thunderstorm Warning | JAN | Claiborne, Jefferson | 54 min |
| Jan 8, 12:07 PM CST | Severe Thunderstorm Warning | JAN | Copiah, Hinds | 53 min |
| Jan 8, 12:52 PM CST | Severe Thunderstorm Warning | JAN | Rankin | 53 min |
| Jan 8, 5:46 PM CST | Severe Thunderstorm Warning | JAN | Forrest | 29 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.