Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 391, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Jun 29, 1997, 3:31 PM CDT for Noxubee County, Mississippi. It was in force for 59 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 29, 1997, 3:31 PM CDT (20:31 UTC)
- Expired
- Jun 29, 1997, 4:30 PM CDT
- In force
- 59 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Noxubee County, MS
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 8.5 hours before the alert went out and 166 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
- 823 J/kg
- Mixed-layer CIN
- -47 J/kg
- Mixed-layer LCL
- 739 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 38 m²/s²
- 0-3 km storm-relative helicity
- -2 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
Special weather statement, Jun 29, 10:15 AM CDT, 5 hours 16 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072> 074-300400- AREA THUNDERSTORM OUTLOOK...CORRECTION NATIONAL WEATHER SERVICE JACKSON MS 1015 AM CDT SUN JUN 29 1997 AFTERNOON HEATING AND WEAK UPPER LEVEL DISTURBANCES WILL PROVIDE ENOUGH ENERGY TODAY TO INDUCE SCATTERED THUNDERSTORM DEVELOPMENT. WITH ABUNDAST LOWER- AND MID-LEVEL MOISTURE OVER THE LOWER MISSISSIPPI RIVER VALLEY...THUNDERSTORM ACTIVITY IS POSSIBLE OVER THE ENTIRE FORECAST AREA. HOWEVER...THUNDERSTORMS WILL BE MOST NUMEROUS OVER CHICOT AND ASHLEY COUNTIES OF ARKANSAS AND THE NORTHEN COUNTIES OF MISSISSIPPI. ISOLATED THUNDERSTORMS COULD REACH SEVERE CRITERIA...WITH THE PRIMARY THREATS BEING DOWNBURST WINDS..SMALL HAIL...AND HEAVY RAINFALL. IN THE HEAVIER RAINS...LOCAL PONDING OF WATER AND LOW-AREA FLOODING COULD DEVELOP. ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL WILL PROBABLY NOT BE NECESSARY TODAY OR TONIGHT.
Special weather statement, Jun 29, 10:15 AM CDT, 5 hours 16 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072> 074-300400- AREA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 1015 AM CDT SUN JUN 29 1997 AFTERNOON HEATING AND WEAK UPPER LEVEL DISTURBANCES WILL PROVIDE ENOUGH ENERGY TODAY TO INDUCE SCATTERED THUNDERSTORM DEVELOPMENT. WITH ABUNDAST LOWER- AND MID-LEVEL MOISTURE OVER THE LOWER MISSISSIPPI RIVER VALLEY...THUNDERSTORM ACTIVITY IS POSSIBLE OVER THE ENTIRE FORECAST AREA. HOWEVER...THUNDERSTORMS WILL BE MOST NUMEROUS OVER CHICOT AND ASHLEY COUNTIES OF ARKANSAS AND THE NORTHEN COUNTIES OF MISSISSIPPI. ISOLATED THUNDERSTORMS COULD REACH SEVERE CRITERIA...WITH THE PRIMARY THREATS BEING DOWNBURST WINDS..SMALL HAIL...AND HEAVY RAINFALL. IN THE HEAVIER RAINS...LOCAL PONDING OR WATER AND LOW-AREA FLOODING COULD DEVELOP. ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL WILL PROBABLY NOT BE NECESSARY TODAY OR TONIGHT.
Special weather statement, Jun 29, 10:16 AM CDT, 5 hours 15 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072> 074-300400- AREA THUNDERSTORM OUTLOOK...CORRECTION NATIONAL WEATHER SERVICE JACKSON MS 1015 AM CDT SUN JUN 29 1997 AFTERNOON HEATING AND WEAK UPPER LEVEL DISTURBANCES WILL PROVIDE ENOUGH ENERGY TODAY TO INDUCE SCATTERED THUNDERSTORM DEVELOPMENT. WITH ABUNDAST LOWER- AND MID-LEVEL MOISTURE OVER THE LOWER MISSISSIPPI RIVER VALLEY...THUNDERSTORM ACTIVITY IS POSSIBLE OVER THE ENTIRE FORECAST AREA. HOWEVER...THUNDERSTORMS WILL BE MOST NUMEROUS OVER CHICOT AND ASHLEY COUNTIES OF ARKANSAS AND THE NORTHEN COUNTIES OF MISSISSIPPI. ISOLATED THUNDERSTORMS COULD REACH SEVERE CRITERIA...WITH THE PRIMARY THREATS BEING DOWNBURST WINDS..SMALL HAIL...AND HEAVY RAINFALL. IN THE HEAVIER RAINS...LOCAL PONDING OF WATER AND LOW-AREA FLOODING COULD DEVELOP. ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL WILL PROBABLY NOT BE NECESSARY TODA6Y OR TONIGHT.
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 28, 8:09 PM CDT | Flash Flood Warning | JAN | Montgomery | 2 hr |
| Jun 28, 8:26 PM CDT | Flash Flood Warning | JAN | Lauderdale | 2 hr |
| Jun 28, 10:02 PM CDT | Severe Thunderstorm Warning | JAN | Neshoba | 43 min |
| Jun 28, 10:27 PM CDT | Severe Thunderstorm Warning | JAN | Newton | 48 min |
| Jun 29, 2:27 PM CDT | Severe Thunderstorm Warning | JAN | Scott | 48 min |
| Jun 29, 3:20 PM CDT | Severe Thunderstorm Warning | JAN | Newton | 55 min |
| Jun 29, 3:42 PM CDT | Severe Thunderstorm Warning | JAN | Jones | 48 min |
| Jun 29, 4:45 PM CDT | Severe Thunderstorm Warning | JAN | Jefferson Davis, Lawrence | 45 min |
| Jun 28, 7:35 PM CDT | Severe Thunderstorm Warning | JAN | Franklin | 40 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.