Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 347, NWS Jackson, MS

June 9, 1997Sunflower County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Jun 9, 1997, 3:55 PM CDT for Sunflower County, Mississippi. It was in force for 50 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
Jun 9, 1997, 3:55 PM CDT (20:55 UTC)
Expired
Jun 9, 1997, 4:45 PM CDT
In force
50 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Sunflower County, MS

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 8.9 hours before the alert went out and 149 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, Little Rock, AR at 12:00Z on 1997-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 75 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, Little Rock, AR at 12:00Z on 1997-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 56 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
75 J/kg
Mixed-layer CIN
-129 J/kg
Mixed-layer LCL
910 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
56 m²/s²
0-3 km storm-relative helicity
130 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 092057 RRA
SVRJAN
MSC133-092145-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
355 PM CDT MON JUN 9 1997
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  445 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST MISSISSIPPI
 
   ...SUNFLOWER COUNTY
 
AT 354 PM CDT DOPPLER RADAR IN JACKSON INDICATED A SEVERE THUNDERSTORM
JUST SOUTH OF INDIANOLA MOVING NORTH NEAR 15 MPH. THIS STORM WILL MOVE
THROUGH THE INDIANOLA AND SUNFLOWER AREAS THROUGH 425 PM. THIS STORM
WILL LIKELY PRODUCE DAMAGING WINDS NEAR 60 MPH AND LOCALLY HEAVY
RAINFALL.
 
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.
<
 
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, Jun 9, 10:00 AM CDT, 5 hours 55 minutes before
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025>029-032>066-072>
074-100400-

AREA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CDT MON JUN 9 1997

ABUNDANT LOW AND MID LEVEL MOISTURE CONTINUES TO POOL OVER THE LOWER
MISSISSIPPI VALLEY.  COUPLED WITH A SERIES OF UPPER LEVEL DISTURBANCES
MOVING ACROSS THE SOUTHERN UNITED STATES...SCATTERED SHOWERS AND
THUNDERSTORMS CAN BE EXPECTED IN AN INTERMITTENT FASHION THROUGH TUESDAY.
HOWEVER...THUNDERSTORMS ARE NOT EXPECTED TO MEET SEVERE CRITERIA AT THIS
TIME.  WHERE THUNDERSTORMS OCCUR...FRUEQUENT LIGHTNING...STRONG GUSTY
WINDS AND LOCALLY HEAVY RAINFALL CAN BE EXPECTED.

ACTIVATION OF STORM SPOTTERS...HAM RADIO OPERATORS OR PUBLIC SAFETY AND
EMERGENCY MANAGEMENT PERSONNEL WILL NOT BE REQUIRED THIS AFTERNOON OR
TONIGHT.

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.