Alert archive / Arkansas / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 122, NWS Jackson, MS

March 18, 1997Ashley County, Chicot County, Arkansas

NWS Jackson, MS issued this severe thunderstorm warning at Mar 18, 1997, 3:15 PM CST for Ashley County, Chicot County, Arkansas. It was in force for 45 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
Mar 18, 1997, 3:15 PM CST (21:15 UTC)
Expired
Mar 18, 1997, 4:00 PM CST
In force
45 min
Issued by
NWS Jackson, MS
Area
Whole counties

Counties Ashley County, AR, Chicot County, AR

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 9.3 hours before the alert went out and 169 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 12:00Z on 1997-03-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 1997-03-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 134 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
691 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
134 m²/s²
0-3 km storm-relative helicity
144 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 182117 RRA
SVRJAN
ARC003-017-182200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE JACKSON MS
315 PM CST TUE MAR 18 1997
 
THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  400 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHEAST ARKANSAS
 
   ...EASTERN ASHLEY COUNTY...CHICOT COUNTY
 
AT 315 PM CST JACKSON DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR
WILMOT MOVING NORTHEAST AT 30 MPH. ON THIS PATH THIS SEVERE THUNDERSTORM
WILL AFFECT PORTLAND BY 330 PM AND LAKE VILLAGE BY 345 PM CST.
 
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.
<
 
 
75

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 18, 10:00 AM CST, 5 hours 15 minutes before
MSZ001>082-190400-

MISSISSIPPI THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CST TUE MAR 18 1997

A COLD FRONT THIS MORNING WAS LOCATED ACROSS EASTERN OKLAHOMA AND
NORTHWEST TEXAS. WARM AND MOIST AIR WAS FLOWING NORTH FROM THE GULF OF
MEXICO ACROSS THE LOWER MISSISSIPPI VALLEY. A LINE OF THE THUNDERSTORMS
IS EXPECTED TO DEVELOP ACROSS EASTERN TEXAS THIS AFTERNOON ALONG THE COLD
FRONT. THE STORMS WILL MOVE EAST ACROSS LOUISIANA AND INTO MISSISSIPPI
TONIGHT. A FEW OF THESE STORMS MAY BE SEVERE ACROSS NORTH AND WEST
MISSISSIPPI TONIGHT. THE POSSIBILITY FOR SEVERE WEATHER WILL BE WEST OF
A TUPELO TO STARKVILLE TO FOREST TO COLUMBIA MISSISSIPPI LINE. THE MAIN
THREAT FROM THESE STORMS WILL BE DAMAGING WINDS AND LARGE HAIL.

THE ASSISTANCE OF STORM SPOTTERS...HAM RADIO OPERATORS...EMERGENCY
MANAGEMENT/CIVIL DEFENSE OR OTHER PUBLIC SAFETY PERSONNEL FOR SEVERE
WEATHER DETECTION AND WARNING ACTIVITIES MAY BE REQUIRED FOR TONIGHT.
Special weather statement, Mar 18, 10:04 AM CST, 5 hours 11 minutes before
MSZ001>082-190400-

MISSISSIPPI THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE JACKSON MS
1000 AM CST TUE MAR 18 1997

A COLD FRONT THIS MORNING WAS LOCATED ACROSS EASTERN OKLAHOMA AND
NORTHWEST TEXAS. WARM AND MOIST AIR WAS FLOWING NORTH FROM THE GULF OF
MEXICO ACROSS THE LOWER MISSISSIPPI VALLEY. A LINE OF THE THUNDERSTORMS
IS EXPECTED TO DEVELOP ACROSS EASTERN TEXAS THIS AFTERNOON ALONG THE COLD
FRONT. THE STORMS WILL MOVE EAST ACROSS LOUISIANA AND INTO MISSISSIPPI
TONIGHT. A FEW OF THESE STORMS MAY BE SEVERE ACROSS NORTH AND WEST
MISSISSIPPI TONIGHT. THE POSSIBILITY FOR SEVERE WEATHER WILL BE WEST OF
A TUPELO TO STARKVILLE TO FOREST TO COLUMBIA MISSISSIPPI LINE. THE MAIN
THREAT FROM THESE STORMS WILL BE DAMAGING WINDS AND LARGE HAIL.

THE ASSISTANCE OF STORM SPOTTERS...HAM RADIO OPERATORS...EMERGENCY
MANAGEMENT/CIVIL DEFENSE OR OTHER PUBLIC SAFETY PERSONNEL FOR SEVERE
WEATHER DETECTION AND WARNING ACTIVITIES MAY BE REQUIRED FOR TONIGHT.

Nearby

Severe Thunderstorm Warnings in Arkansas, 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.