Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 407, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Jul 6, 1997, 2:52 PM CDT for Lawrence County, Mississippi. It was in force for 68 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
- Jul 6, 1997, 2:52 PM CDT (19:52 UTC)
- Expired
- Jul 6, 1997, 4:00 PM CDT
- In force
- 68 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Lawrence County, MS
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 7.9 hours before the alert went out and 86 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
- 783 J/kg
- Mixed-layer CIN
- -115 J/kg
- Mixed-layer LCL
- 704 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 59 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 061953 RRA SVRJAN MSC077-062100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 252 PM CDT SUN JUL 6 1997 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 400 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL MISSISSIPPI ...LAWRENCE COUNTY AT 249 PM RADAR INDICATED A SEVERE THUNDERSTORM IN NORTHERN LAWRENCE COUNTY 6 MILES NORTH OF MONTICELLO MOVING TO THE SOUTH 10 MPH. THIS STORM WILL MOVE ALONG HIGHWAY 27 INTO THE MONTICELLO AREA AROUND 320 PM. IF YOU ARE OUTSIDE...SEEK SHELTER IN A STRONG BUILDING AWAY FROM WINDOWS. DAMAGING WINDS...LARGE HAIL...VERY HEAVY RAIN...ANDx DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. < 71
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, Jul 6, 10:20 AM CDT, 4 hours 32 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072> 074-070400- AREA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 1020 AM CDT SUN JUL 6 1997 A WEAK FRONTAL TROUGH WILL BE MOVING NORTH FROM THE MISSISSIPPI GULF COAST REGION THIS MORNING TO SOUTH OF JACKSON AND SOUTH OF MERIDIAN LATE TONIGHT. THERE WILL BE MOIST AND UNSTABLE AIR ALOONG AND SOUTH OF THIS FRONT. SCATTERED THUNDERSTORMS WILL DEVELOP NEAR AND SOUTH OF THE FRONT OVER CENTRAL AND SOUTHERN PORTIONS OF THE AREA THIS AFTERNOON AND EVENING. ISOLATED SEVERE STORMS ARE POSSIBLE. COLD TEMPERATURES ALOFT MAKE THE PRODUCTION OF HAIL OF 3/4 INCH OR MORE IN DIAMETER A POISSIBILITY. THERE IS ALSO A POTENTIAL FOR HIGH WIND GUSTS WITH THE STORNGER THUNDERSTORMS. SINCE ANY SEVERE WEATHER THAT MAY DEVELOP IS EXPECTED TO BE ISOLATED... IT WILL NOT BE NECESSARY TO REQUEST THE ASSISTANCE OF STORM SPOTTERS... HAM RADIO OPERATORS...OR EMERGENCY MANAGEMENT SPECIALISTS IN SEVERE STORM DETECTION AND WARNING ACTIVITIES THIS AFTERNOON OR EVENING EXCEPT FOR ISOLATED INSTANCES MAINLY OVER SOUTHERN PARTS OF THE AREA.
Special weather statement, Jul 6, 10:35 AM CDT, 4 hours 17 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072> 074-070400- AREA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 1020 AM CDT SUN JUL 6 1997 A WEAK FRONTAL TROUGH WILL BE MOVING NORTH FROM THE MISSISSIPPI GULF COAST REGION THIS MORNING TO SOUTH OF JACKSON AND SOUTH OF MERIDIAN LATE TONIGHT. THERE WILL BE MOIST AND UNSTABLE AIR ALOONG AND SOUTH OF THIS FRONT. SCATTERED THUNDERSTORMS WILL DEVELOP NEAR AND SOUTH OF THE FRONT OVER CENTRAL AND SOUTHERN PORTIONS OF THE AREA THIS AFTERNOON AND EVENING. ISOLATED SEVERE STORMS ARE POSSIBLE. COLD TEMPERATURES ALOFT MAKE THE PRODUCTION OF HAIL OF 3/4 INCH OR MORE IN DIAMETER A POISSIBILITY. THERE IS ALSO A POTENTIAL FOR HIGH WIND GUSTS WITH THE STORNGER THUNDERSTORMS. SINCE ANY SEVERE WEATHER THAT MAY DEVELOP IS EXPECTED TO BE ISOLATED... IT WILL NOT BE NECESSARY TO REQUEST THE ASSISTANCE OF STORM SPOTTERS... HAM RADIO OPERATORS...OR EMERGENCY MANAGEMENT SPECIALISLTS IN SEVERE STORM DETECTION AND WARNING ACTIVITIES THIS AFTERNOON OR EVENING EXCEPT FOR ISOLATED INSTANCES MAINLY OVER SOUTHERN PARTS OF THE AREA.
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.