Alert archive / Arkansas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 453, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Jul 23, 1997, 6:03 PM CDT for Ashley County, Arkansas. It was in force for 42 min. 2 reports 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 23, 1997, 6:03 PM CDT (23:03 UTC)
- Expired
- Jul 23, 1997, 6:45 PM CDT
- In force
- 42 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Ashley County, AR
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 23, 6:30 PM CDT | Thunderstorm Wind | Crossett, AR | Several trees were blown down. |
| Jul 23, 6:50 PM CDT | Thunderstorm Wind | Crossett, AR | 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, 11.1 hours before the alert went out and 185 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
- 1077 J/kg
- Mixed-layer CIN
- -73 J/kg
- Mixed-layer LCL
- 1134 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- -40 m²/s²
- 0-3 km storm-relative helicity
- -25 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.
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 22, 7:29 PM CDT | Severe Thunderstorm Warning | JAN | Washington | 46 min |
| Jul 23, 4:49 PM CDT | Severe Thunderstorm Warning | JAN | Rankin | 41 min |
| Jul 23, 5:03 PM CDT | Flash Flood Warning | JAN | Lamar | 117 min |
| Jul 23, 5:53 PM CDT | Severe Thunderstorm Warning | JAN | Rankin, Simpson, Smith | 37 min |
| Jul 23, 6:36 PM CDT | Severe Thunderstorm Warning | JAN | Ashley | 39 min |
Nearby
Severe Thunderstorm Warnings in Arkansas, 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.