Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 110, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at Mar 2, 1997, 3:55 PM CST for Grenada County, Mississippi. It was in force for 35 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Mar 2, 1997, 3:55 PM CST (21:55 UTC)
- Expired
- Mar 2, 1997, 4:30 PM CST
- In force
- 35 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Grenada County, MS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 2, 4:00 PM CST | Thunderstorm Wind | Grenada, MS |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Little Rock, AR (KLZK), launched 12:00Z, 9.9 hours before the alert went out and 119 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1035 m above ground
- 0-6 km bulk shear
- 73 kt
- 0-1 km storm-relative helicity
- 112 m²/s²
- 0-3 km storm-relative helicity
- 11 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 022155 RRA SVRJAN MSC043-022230- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 355 PM CST SUN MAR 2 1997 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 430 PM CST FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTH CENTRAL MISSISSIPPI ...EASTERN GRENADA COUNTY AT 353 PM CST JACKSON DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR GORE SPRINGS MOVING NORTHEAST AT 40 MPH. THIS STORM WILL AFFECT EASTERN GRENADA COUNTY WITH DAMAGING WINDS AND HAIL THROUGH 415 PM CST. PEOPLE NEAR THE STORM SHOULD MOVE INSIDE A STRONG BUILDING AWAY FROM WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLTIANCES UNTIL THE STORM HAS PASSED. MOTORISTS DON'T DRIVE INTO WATER CROSSINGS. <
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 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.
Special weather statement, Mar 2, 10:06 AM CST, 5 hours 49 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, 3:56 PM CST | Severe Thunderstorm Warning | JAN | Holmes | 49 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.