Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 280, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at May 15, 1997, 4:00 AM CDT for Jefferson County, Lincoln County, Mississippi. It was in force for 60 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
- May 15, 1997, 4:00 AM CDT (09:00 UTC)
- Expired
- May 15, 1997, 5:00 AM CDT
- In force
- 60 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
Counties Jefferson County, MS, Lincoln County, MS
The nearest sounding before it
Jackson, MS (KJAN), launched 00:00Z, 9.0 hours before the alert went out and 99 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
- 168 J/kg
- Mixed-layer CIN
- -78 J/kg
- Mixed-layer LCL
- 1961 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 61 m²/s²
- 0-3 km storm-relative helicity
- 129 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
148 WUUS1 KJAN 150904 RRA SVRJAN MSC063-085-151000- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 400 AM CDT THU MAY 15 1997 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 500 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST MISSISSIPPI ...EASTERN JEFFERSON COUNTY...NORTHERN LINCOLN COUNTY AT 4 AM...JACKSON DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM APPROACHING UNION CHURCH. THIS STORM WAS MOVING EAST AT 20 MPH AND IS CAPABLE OF PRODUCING LARGE HAIL. SEVERE THUNDERSTORMS PRODUCE WIND IN EXCESS OF 55 MPH...LARGE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. < 64/68
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, May 14, 10:15 PM CDT, 5 hours 45 minutes before
AR074-075-LA007>00-015-016-023-024-025-026-MS-018>022-025>067- 072>075 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 1015 PM CDT WED MAY 14 1997 SEVERE THUNDERSTORM WATCH NUMBER 280 HAS EXPIRED FOR PORTIONS OF CENTRAL MISSISSIPPI INTO NORTHEAST LOUISIANA AND EXTREME SOUTHEAST ARKANSAS. THE COLD FRONT WAS POSITIONED FROM A TUPELO TO MONROE, LOUISIANA. ONLY ISOLATED THUNDERSTORMS WERE OBSERVED AHEAD OF THE COLD FRONT. THE INTENSITY OF THE STORMS ARE NOT EXPECTED TO APPROACH SEVERE LEVELS FOR THE REMAINDER OF THE NIGHT.
Special weather statement, May 14, 10:18 PM CDT, 5 hours 42 minutes before
AR074-075-LA007>00-015-016-023-024-025-026-MS-018>022-025>067- 072>075 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE JACKSON MS 1015 PM CDT WED MAY 14 1997 SEVERE THUNDERSTORM WATCH NUMBER 280 HAS EXPIRED FOR PORTIONS OF CENTRAL MISSISSIPPI INTO NORTHEAST LOUISIANA AND EXTREME SOUTHEAST ARKANSAS. THE COLD FRONT WAS POSITIONED FROM A TUPELO TO MONROE, LOUISIANA. ONLY ISOLATED THUNDERSTORMS WERE OBSERVED AHEAD OF THE COLD FRONT. THE INTENSITY OF THE STORMS ARE NOT EXPECTED TO APPROACH SEVERE LEVELS FOR THE REMAINDER OF THE NIGHT.
The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 15, 1:07 AM CDT | Severe Thunderstorm Warning | JAN | Claiborne, Warren | 53 min |
| May 15, 2:27 AM CDT | Severe Thunderstorm Warning | JAN | Jefferson | 63 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.