Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 111, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Mar 2, 1997, 3:56 PM CST for Holmes County, Mississippi. It was in force for 49 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
- Mar 2, 1997, 3:56 PM CST (21:56 UTC)
- Expired
- Mar 2, 1997, 4:45 PM CST
- In force
- 49 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Holmes County, MS
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 2, 1:15 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 9.9 hours before the alert went out and 89 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
- 667 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 599 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 174 m²/s²
- 0-3 km storm-relative helicity
- 202 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 3.3
The text
As transmitted, in the capitals the NWS used until 2016.
973 WUUS1 KJAN 022157 RRA SVRJAN MSC051-022245- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 356 PM CST SUN MAR 2 1997 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 445 PM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN CENTRAL MISSISSIPPI ...HOLMES COUNTY AT 355 PM CST JACKSON DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 4 MILES SOUTHWEST OF LEXINGTON MOVING NORTHEAST AT 40 MPH. ON THIS PATH THE SEVERE THUNDERSTORM WILL AFFECT LEXINGTON BY 410 PM CST AND APPROACH INTERSTATE 55 NEAR WEST BY 425 PM CST. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE FOR WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...AND DEADLY LIGHTNING. PEOPLE OUTSIDE SHOULD SEEK SHELTER INSIDE A STRONG BUILDING. <
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, Mar 2, 10:05 AM CST, 5 hours 51 minutes before
MSZ001>082-030400- MISSISSIPPI THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 1005 AM CST SUN MAR 02 1997 A STALLING FRONTAL SYSTEM AND AN APPROACHING UPPER LEVEL SYSTEM WILL PRODUCE SCATTERED SHOWERS AND THUNDERSTORMS ACROSS THE STATE TODAY. THE AIRMASS OVER MISSISSIPPI REMAINS VERY MOIST AND MODERATELY UNSTABLE. THESE FACTORS COMBINED WITH THE DEVELOPMENT OF AN AREA OF LOW PRESSURE AT THE SUFACE WILL ENHANCE THE STRENGTH OF SOME OF THE STORMS. THERE IS A MODERATE RISK FOR SEVERE THUNDERSTORM DEVELOPMENT ACROSS MOST OF THE STATE TODAY. THE MAIN THREAT FROM THESE STORMS WILL BE DAMAGING WINDS...LARGE HAIL AND LOCALLY HEAVY RAINFALL. THE CURRENT AIRMASS WILL SUPPORT SUPERCELL THUNDERSTORMS...WHICH COULD LEAD TO TORNADIC DEVELOPMENT. ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS AND EMERGENCY MANAGEMENT/CIVIL DEFENSE PERSONNEL MAY BE NECESSARY THIS AFTERNOON AND TONIGHT AS THE SYSTEM MOVES THROUGH.
Special weather statement, Mar 2, 10:06 AM CST, 5 hours 50 minutes before
MSZ001>082-030400- MISSISSIPPI THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE JACKSON MS 1005 AM CST SUN MAR 02 1997 A STALLING FRONTAL SYSTEM AND AN APPROACHING UPPER LEVEL SYSTEM WILL PRODUCE SCATTERED SHOWERS AND THUNDERSTORMS ACROSS THE STATE TODAY. THE AIRMASS OVER MISSISSIPPI REMAINS VERY MOIST AND MODERATELY UNSTABLE. THESE FACTORS COMBINED WITH THE DEVELOPMENT OF AN AREA OF LOW PRESSURE AT THE SUFACE WILL ENHANCE THE STRENGTH OF SOME OF THE STORMS. THERE IS A MODERATE RISK FOR SEVERE THUNDERSTORM DEVELOPMENT ACROSS MOST OF THE STATE TODAY. THE MAIN THREAT FROM THESE STORMS WILL BE DAMAGING WINDS...LARGE HAIL AND LOCALLY HEAVY RAINFALL. THE CURRENT AIRMASS WILL SUPPORT SUPERCELL THUNDERSTORMS...WHICH COULD LEAD TO TORNADIC DEVELOPMENT. ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS AND EMERGENCY MANAGEMENT/CIVIL DEFENSE PERSONNEL MAY BE NECESSARY THIS AFTERNOON AND TONIGHT AS THE SYSTEM MOVES THROUGH.
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 2, 3:28 PM CST | Severe Thunderstorm Warning | JAN | Carroll, Montgomery | 32 min |
| Mar 2, 3:31 PM CST | Tornado Warning | JAN | Montgomery | 29 min |
| Mar 2, 3:47 PM CST | Tornado Warning | JAN | Webster | 43 min |
| Mar 2, 3:55 PM CST | Severe Thunderstorm Warning | JAN | Grenada | 35 min |
| Mar 2, 4:16 PM CST | Severe Thunderstorm Warning | JAN | Attala | 44 min |
| Mar 2, 4:28 PM CST | Severe Thunderstorm Warning | JAN | Carroll, Montgomery | 47 min |
| Mar 2, 4:57 PM CST | Severe Thunderstorm Warning | JAN | Choctaw | 48 min |
| Mar 2, 5:14 PM CST | Severe Thunderstorm Warning | JAN | Carroll | 31 min |
| Mar 2, 5:17 PM CST | Severe Thunderstorm Warning | JAN | Yazoo | 43 min |
| Mar 2, 5:46 PM CST | Severe Thunderstorm Warning | JAN | Holmes | 44 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.