Alert archive / Louisiana / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 463, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Sep 2, 1997, 3:19 PM CDT for Richland Parish, Louisiana. It was in force for 26 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
- Sep 2, 1997, 3:19 PM CDT (20:19 UTC)
- Expired
- Sep 2, 1997, 3:45 PM CDT
- In force
- 26 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Richland Parish, LA
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 8.3 hours before the alert went out and 158 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
- 1046 J/kg
- Mixed-layer CIN
- -66 J/kg
- Mixed-layer LCL
- 1040 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- -8 m²/s²
- 0-3 km storm-relative helicity
- -10 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KJAN 022021 RRA SVRJAN LAC083-022045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 319 PM CDT TUE SEP 2 1997 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 345 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHEAST LOUISIANA ...RICHLAND PARISH AT 319 PM DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM JUST EAST OF RAYVILLE. THE STORM WAS MOVING WEST SOUTHWEST AT 10 MPH. WIND GUSTS IN EXCESS OF 55 MPH AND HAIL UP TO DIME SIZE CAN BE EXPECTED WITH THIS STORM. SEVERE THUNDERSTORMS PRODUCE WIND IN EXCESS OF 55 MPH...LARGE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. MOVE TO AN INTER IOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. < 65
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, Sep 2, 9:54 AM CDT, 5 hours 25 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066- 072>074-030400- AREA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 955 AM CDT TUE SEP 2 1997 SCATTERED THUNDERSTORMS WILL DEVELOP IN THE WARM...MOIST AND UNSTABLE AIRMASS ACROSS THE REGION THIS AFTERNOON. THE STORMS SHOULD BE MOST NUMEROUS OVER NORTHEAST LOUISIANA...SOUTHEAST ARKANSAS...AND EXTREME WESTERN MISSISSIPPI. A FEW OF THE STORMS MAY PRODUCE STRONG WINDS...SMALL HAIL... FREQUENT LIGHTNING AND HEAVY RAIN. HOWEVER...NO ORGANIZED SEVERE WEATHER IS EXPECTED. ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL SHOULD NOT BE NEEDED THROUGH TONIGHT.
Special weather statement, Sep 2, 9:55 AM CDT, 5 hours 24 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066- 072>074-030400- AREA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 955 AM CDT TUE SEP 2 1997 SCATTERED THUNDERSTORMS WILL DEVELOP IN THE WARM...MOIST AND UNSTABLE AIRMASS ACROSS THE REGION THIS AFTERNOON. THE STORMS SHOULD BE MOST NUMEROUS OVER NORTHEAST LOUISIANA...SOUTHEAST ARKANSAS...AND EXTREME WESTERN MISSISSIPPI. A FEW OF THE STORMS MAY PRODUCE STRONG WINDS...SMALL HAIL... FREQUENT LIGHTNING AND HEAVY RAIN. HOWEVER...NO ORGANIZED SEVERE WEATHER IS EXPECTED. ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS...AND EMERGENCY MANAGEMENT PERSONNEL SHOULD NOT BE NEEDED THROUGH TONIGHT.
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.