Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 281, NWS Jackson, MS

May 18, 1997Copiah County, Hinds County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at May 18, 1997, 7:02 PM CDT for Copiah County, Hinds County, Mississippi. It was in force for 43 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 18, 1997, 7:02 PM CDT (00:02 UTC)
Expired
May 18, 1997, 7:45 PM CDT
In force
43 min
Issued by
NWS Jackson, MS
Area
Whole counties

Counties Copiah County, MS, Hinds County, MS

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 0.0 hours before the alert went out and 44 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.

Skew-T log-pSkew-T log-p diagram, Jackson, MS at 00:00Z on 1997-05-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 563 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jackson, MS at 00:00Z on 1997-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
563 J/kg
Mixed-layer CIN
-59 J/kg
Mixed-layer LCL
654 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
63 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KJAN 190004 RRA
SVRJAN
MSC029-049-190045-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
702 PM CDT SUN MAY 18 1997
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  745 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL MISSISSIPPI
 
   ...NORTHWESTERN COPIAH COUNTY...SOUTHWESTERN HINDS COUNTY
 
AT 703 PM RADAR INDICATED A SEVERE THUNDERSTORM NEAR CARPENTER IN THE
NORTHWEST CORNER OF COPIAH COUNTY. IT WAS MOVING NORTH AT ABOUT 15 MILES
AN HOUR.IT WILL AFFECT AREAS NEAR OR WEST OF UTICA IN SOUTHWEST HINDS
COUNTY THROUGH 730 PM. LARGE HAIL IS LIKELY WITH THIS STORM.
 
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.
<
 
63

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 19, 12:45 PM CDTFlash Flood WarningJANJones3 hr
May 19, 3:20 PM CDTSevere Thunderstorm WarningJANFranklin25 min
May 19, 3:46 PM CDTSevere Thunderstorm WarningJANSimpson44 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.