Alert archive / Louisiana / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 350, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Jun 16, 1997, 4:31 PM CDT for Concordia Parish, Louisiana. It was in force for 44 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
- Jun 16, 1997, 4:31 PM CDT (21:31 UTC)
- Expired
- Jun 16, 1997, 5:15 PM CDT
- In force
- 44 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Concordia Parish, LA
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 9.5 hours before the alert went out and 176 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
- 1409 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 645 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 170 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.5
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
Special weather statement, Jun 16, 10:44 AM CDT, 5 hours 47 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072> 074-170400- AREA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 1045 AM CDT MON JUN 16 1997 AN APPROACHING UPPER LEVEL DISTURBANCE WILL COMBINE WITH AFTERNOON HEATING...PLENTIFUL MOISTURE AND AN UNSTABLE AIRMASS TO PRODUCE SCATTERED THUNDERSTORMS ACROSS THE AREA THIS AFTERNOON AND EVENING. A FEW STORMS MAY BECOME SEVERE NORTH OF A BASTROP LOUISIANA TO GREENVILLE TO GRENADA MISSISSIPPI LINE WITH THE PRIMARY THREAT BEING DAMAGING THUNDERSTORM WINDS AND POSSIBLY SMALL HAIL. ACTIVATION OF EMERGENCY MANAGEMENT PERSONNEL...STORM SPOTTERS...AND HAM RADIO OPERATORS FOR SEVERE WEATHER CONCERNS MAY BE NECESSARY THI`S AFTERNOON OR TONIGHT.
Special weather statement, Jun 16, 10:45 AM CDT, 5 hours 46 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072> 074-170400- AREA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 1045 AM CDT MON JUN 16 1997 AN APPROACHING UPPER LEVEL DISTURBANCE WILL COMBINE WITH AFTERNOON HEATING...PLENTIFUL MOISTURE AND AN UNSTABLE AIRMASS TO PRODUCE SCATTERED THUNDERSTORMS ACROSS THE AREA THIS AFTERNOON AND EVENING. A FEW STORMS MAY BECOME SEVERE NORTH OF A BASTROP LOUISIANA TO GREENVILLE TO GRENADA MISSISSIPPI LINE WITH THE PRIMARY THREAT BEING DAMAGING THUNDERSTORM WINDS AND POSSIBLY SMALL HAIL. ACTIVATION OF EMERGENCY MANAGEMENT PERSONNEL...STORM SPOTTERS...AND HAM RADIO OPERATORS FOR SEVERE WEATHER CONCERNS MAY BE NECESSARY THIS AFTERNOON OR TONIGHT.
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 2:17 PM CDT | Severe Thunderstorm Warning | JAN | Bolivar | 43 min |
| Jun 16, 5:08 PM CDT | Severe Thunderstorm Warning | JAN | Rankin | 52 min |
| Jun 16, 5:20 PM CDT | Severe Thunderstorm Warning | JAN | Oktibbeha | 40 min |
Nearby
Severe Thunderstorm Warnings in Louisiana, 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.