Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 285, NWS Jackson, MS
NWS Jackson, MS issued this severe thunderstorm warning at May 20, 1997, 5:38 PM CDT for Lincoln County, Mississippi. It was in force for 52 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 20, 1997, 5:38 PM CDT (22:38 UTC)
- Expired
- May 20, 1997, 6:30 PM CDT
- In force
- 52 min
- Issued by
- NWS Jackson, MS
- Area
- Whole counties
County Lincoln County, MS
The nearest sounding before it
Jackson, MS (KJAN), launched 12:00Z, 10.6 hours before the alert went out and 94 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
- 736 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 540 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
475 WUUS1 KJAN 202239 RRA SVRJAN MSC085-202330- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE JACKSON MS 538 PM CDT TUE MAY 20 1997 THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 630 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHWEST MISSISSIPPI ...SOUTHERN LINCOLN COUNTY AT 536 PM WEATHER SERVICE RADAR SHOWED A SEVERE THUNDERSTORM CENTERED 9 MILES NORTHWEST OF RUTH MOVING EAST SOUTHEAST AT NEAR 15 MPH. HAIL TO THE SIZE OF DIMES AND WINDS UP TO 60 MPH MAY OCCUR WITH THIS STORM...AS WELL AS VERY HEAVY RAINFALL DUE TO THE SLOW STORM MOVEMENT. OTHER STRONG STORMS WILL AFFECT SOUTHWESTERN LINCOLN COUNTY THROUGH 600 PM. PEOPLE NEAR THE STORM SHOULD MOVE INSIDE A STRONG BUILDING AWAY FROM WINDOWS. DONT USE TELEPHONES OR ELECTRICAL APPLIANCES UNTIL THE STORM HAS PASSED. MOTORISTS DONT DRIVE INTO WATER CROSSINGS. < 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
Local storm report, May 20, 1:06 PM CDT, 4 hours 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MISSISSIPPI
106 PM CDT TUE MAY 20 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0340 PM BUDE MS .75 INCH HAIL
05/19/97 FRANKLIN REPORTED BY MEADVILLE P.D.
0400 PM MENDENHALL MS WIND DAMAGE
05/19/97 SIMPSON SEVERAL TREES AND POWER
LINES DOWN AROUND
MENDENHALL HIGH SCHOOL.
MINOR DAMAGE TO THE HIGH
SCHOOL ROOF.
REPORTED BY WLBT TV.Local storm report, May 20, 1:09 PM CDT, 4 hours 29 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MISSISSIPPI
106 PM CDT TUE MAY 20 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0340 PM BUDE MS .75 INCH HAIL
05/19/97 FRANKLIN REPORTED BY MEADVILLE P.D.
0400 PM MENDENHALL MS WIND DAMAGE
05/19/97 SIMPSON SEVERAL TREES AND POWER
LINES DOWN AROUND
MENDENHALL HIGH SCHOOL.
MINOR DAMAGE TO THE HIGH
SCHOOL ROOF.
REPORTED BY WLBT TV.The office that day
Everything else NWS Jackson, MS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 20, 6:53 PM CDT | Severe Thunderstorm Warning | JAN | Jefferson Davis, Lawrence | 52 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.