Alert archive / Mississippi / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 201, NWS Jackson, MS

December 15, 1992Jasper County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at Dec 15, 1992, 1:15 PM CST for Jasper County, Mississippi. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
Dec 15, 1992, 1:15 PM CST (19:15 UTC)
Expired
Dec 15, 1992, 2:00 PM CST
In force
45 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Jasper County, MS

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 7.3 hours before the alert went out and 96 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 1992-12-15Temperature 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 1992-12-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 178 square meters per square second.19395878Sfc1 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
0 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
178 m²/s²
0-3 km storm-relative helicity
197 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, Dec 15, 10:17 AM CST, 2 hours 58 minutes before
MSZALL-151730-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE JACKSON MS
1015 AM CST TUE DEC 15 1992

TORNADO WATCH NUMBER 393 IS IN EFFECT UNTIL 3PM FOR ALL OF SOUTHWEST AND
PARTS OF SOUTHCENTRAL MISSISSIPPI...

AT 1015 AM...JACKSON RADAR INDICATED THAT LIGHT RAIN WAS MOVING INTO
THE SOUTHWEST PART OF MISSISSIPPI.  THIS WAS THE LEADING EDGE OF A
LARGE RAIN AREA THAT INCLUDED THUNDERSTORMS...SEVERAL WITH VERY HEAVY
RAINFALL...THAT EXTENDED FROM NEAR OAK GROVE LOUISIANA TO JONESVILLE
LOUISIANA SOUTHWARD TO THE LOUISIANA COAST.  THE THUNDERSTORMS WERE
MOVING TO THE NORTH AT 40 MILES AN HOUR.

GUSTY WINDS...HAIL...AND TORNADOS ARE POSSIBLE WITH THESE THUNDERSTORMS
AS THEY CONTINUE TO MOVE NORTH AND EAST.  THE THUNDERSTORMS WITH THE
HEAVIER RAINFALL WILL BE MOVING INTO THE WESTERNMOST COUNTIES WITHIN THE
NEXT HOUR.  PEOPLE SHOULD STAY TUNED TO LOCAL TV AND RADIO AND KEEP ALERT
TO RAPIDLY CHANGING WEATHER.
Special weather statement, Dec 15, 10:30 AM CST, 2 hours 45 minutes before
MSZ009-012-151730-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MERIDIAN MS
1028 AM CST TUE DEC 15 1992

...TORNADO WATCH NUMBER 939 WHICH INCLUDES JASPER AND JONES COUNTIES IN
EAST CENTRAL MISSISSIPPI REMAINS IN EFFECT UNTIL 3 PM CST...

ALTHOUGH NO PRECIPITATION WAS INDICATED ON MERIDIAN WEATHER RADAR AT
1025 AM CST...THE POTENTIAL FOR TORNADOES AND SEVERE THUNDERSTORMS STILL
EXISTS IN THE WATCH AREA.  THE SHOWERS AND THUNDERSTORMS SHOULD BEGIN
MOVING INTO PORTIONS OF EAST CENTRAL MISSISSIPPI AROUND 1 PM CST.

PERSONS IN AND CLOSE TO THE WATCH AREA SHOULD REMAIN ALERT FOR RAPIDLY
CHANGING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.
Special weather statement, Dec 15, 11:42 AM CST, 1 hour 33 minutes before
MSZ003-008-010-011-151845-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE JACKSON MS
1142 AM CST TUE DEC 15 1992

...TORNADO WATCH NUMBER 393 REMAINS IN EFFECT UNTIL 3PM FOR ALL OF
SOUTHWEST AND PARTS OF SOUTHCENTRAL MISSISSIPPI...

AT 1130 AM RADAR INDICATED A NEW DEVELOPED LINE OF STRONG THUNDERSTORMS.
THIS IN LINE EXTENDED FROM ROLLING FORK THROUGH PORT GIBSON ON TO BUDE.
THE STRONGEST STORMS WAS FROM PORT GIBSON TO EAST OF FAYETTE. THE LINE
IS EXPECTED TO MOVE TO A YAZOO TO JACKSON TO MCCOMB LINE WITHIN THE NEXT
HOUR AND A HALF.

AS THIS LINE PASSES WINDS WILL GUST TO NEAR 50 MPH ACCOMPANIED WITH
HEAVY RAIN AND POSSIBLE HAIL.

MOVEMENT OF THE LINES WAS TO THE EAST AT AROUND 30 MILES.

PERSONS IN SOUTHERN MISSISSIPPI NEED TO BE WEATHER ALERT AND BE PREPARED
TO TAKE COVER IF A WARNING IS ISSUED.
Special weather statement, Dec 15, 11:45 AM CST, 1 hour 30 minutes before
MSZ009-012-151845-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MERIDIAN MS
1145 AM CST TUE DEC 15 1992

...TORNADO WATCH NUMBER 939 WHICH INCLUDES JASPER AND JONES COUNTIES IN
EAST CENTRAL MISSISSIPPI REMAINS IN EFFECT UNTIL 3 PM CST...

AT 1133 AM CST RADAR INDICATED AN AREA OF SHOWERS AND ISOLATED
THUNDERSTORMS WEST OF A LINE FROM MCCOMB TO FLORA MISSISSIPPI.  THE
STRONGEST THUNDERSTORM WAS INDICATED JUST NORTH OF MCCOMB MISSISSIPPI.
THE SHOWERS AND THUNDERSTORMS WERE MOVING NORTHEAST AT 50 MPH.  AT THIS
SPEED THE SHOWERS AND THUNDERSTORMS SHOULD MOVE INTO PORTIONS OF
EAST CENTRAL MISSISSIPPI BETWEEN 1 AND 2 PM CST.

PERSONS IN AND CLOSE TO THE WATCH AREA SHOULD REMAIN ALERT FOR RAPIDLY
CHANGING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 15, 11:45 AM CSTSevere Thunderstorm WarningJANCopiah, Hinds30 min
Dec 15, 11:54 AM CSTSevere Thunderstorm WarningJANHinds36 min
Dec 15, 12:06 PM CSTSevere Thunderstorm WarningJANMadison, Yazoo39 min
Dec 15, 12:19 PM CSTTornado WarningJANYazoo26 min
Dec 15, 12:40 PM CSTSevere Thunderstorm WarningJANSimpson50 min
Dec 15, 12:51 PM CSTSevere Thunderstorm WarningJANAttala, Leake54 min
Dec 15, 1:10 PM CSTSevere Thunderstorm WarningJANJefferson Davis35 min
Dec 15, 1:41 PM CSTSevere Thunderstorm WarningJANScott34 min
Dec 15, 1:50 PM CSTSevere Thunderstorm WarningJANNewton40 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 1992Every severe thunderstorm warning in 1992

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.