Alert archive / Mississippi / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 279, NWS Jackson, MS

May 15, 1997Jefferson County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at May 15, 1997, 2:27 AM CDT for Jefferson County, Mississippi. It was in force for 63 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
May 15, 1997, 2:27 AM CDT (07:27 UTC)
Expired
May 15, 1997, 3:30 AM CDT
In force
63 min
Issued by
NWS Jackson, MS
Area
Whole counties

County Jefferson County, MS

What was reported inside it

TimeReportWhereRemark
May 15, 2:35 AM CDTHail 0.75Lorman, MS

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 7.5 hours before the alert went out and 111 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 1997-05-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 168 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 1997-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 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
168 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
1961 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
129 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

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

Local storm report, May 14, 8:35 PM CDT, 5 hours 52 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MISSISSIPPI
826 PM CDT WED MAY 14 1997

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0450 PM    LEXINGTON                 MS   1.75 INCH HAIL
05/14/97   HOLMES                         REPORTED BY HOLMES CO S.O.

0500 PM    EUPORA                    MS   .75 INCH HAIL
05/14/97   WEBSTER                        DIME SIZE HAIL FELL AT
                                          SHERIFF OFFICE.

0535 PM    10 E LEXINGTON            MS   TORNADO
05/14/97   HOLMES                         SHOT ON VIDEO CAMERA BY
                                          HOLMES CO S.O. THE TORNADO
                                          WAS CROSSING INTERSTATE
                                          55.
0540 PM    MCADAMS                   MS   TORNADO
05/14/97   ATTALA                         WINDOWS BLOWN OUT OF A
                                          SCHOOL. STRUCTURAL DAMAGE
                                          TO BULIDINGS WITH ROOFS
                                          TORN OFF. LARGE TREES AND
                                          POWER LINES DOWN.

0540 PM    MCADAMS                   MS   1 INCH HAIL
05/14/97   ATTALA                         REPORTED BY ATTALA C.D.

0552 PM    CARTHAGE                  MS   1.75 INCH HAIL
05/14/97   LEAKE                          REPORTED BY LEAKE CO C.D.

0555 PM    CARTHAGE                  MS   WIND DAMAGE
05/14/97   LEAKE                          TREES BLOWN DOWN ON
                                          ROBINSON ROAD.

0620 PM    SINGLETON                 MS   WIND DAMAGE
05/14/97   LEAKE         @                 TREES BLOWN DOWN.

0620 PM    MARYDALL                  MS   WIND DAMAGE
05/14/97   LEAKE                          TREES BLOWN DOWN. REPORTED
                                          BY WEBSTER C.D.
Local storm report, May 14, 8:37 PM CDT, 5 hours 50 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MISSISSIPPI
837 PM CDT WED MAY 14 1997

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0625 PM    WINONA                    MS   1 INCH HAIL
05/14/97   MONTGOMERY                     ALSO DIME SIZE HAIL.
                                          REPORTED BY MONTGOMERY
                                          S.O.
Local storm report, May 14, 8:44 PM CDT, 5 hours 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON MISSISSIPPI
837 PM CDT WED MAY 14 1997

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

Z0625 PM    WINONA                    MS   1 INCH HAIL
05/14/97   MONTGOMERY                     ALSO DIME SIZE HAIL.
                                          REPORTED BY MONTGOMERY
                                          S.O.
Special weather statement, May 14, 10:15 PM CDT, 4 hours 12 minutes before
AR074-075-LA007>00-015-016-023-024-025-026-MS-018>022-025>067-
072>075
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
1015 PM CDT WED MAY 14 1997

SEVERE THUNDERSTORM WATCH NUMBER 280 HAS EXPIRED FOR PORTIONS OF CENTRAL
MISSISSIPPI INTO NORTHEAST LOUISIANA AND EXTREME SOUTHEAST ARKANSAS. THE
COLD FRONT WAS POSITIONED FROM A TUPELO TO MONROE, LOUISIANA. ONLY ISOLATED
THUNDERSTORMS WERE OBSERVED AHEAD OF THE COLD FRONT. THE INTENSITY OF THE
STORMS ARE NOT EXPECTED TO APPROACH SEVERE LEVELS FOR THE REMAINDER OF
THE NIGHT.
Special weather statement, May 14, 10:18 PM CDT, 4 hours 9 minutes before
AR074-075-LA007>00-015-016-023-024-025-026-MS-018>022-025>067-
072>075
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE JACKSON MS
1015 PM CDT WED MAY 14 1997

SEVERE THUNDERSTORM WATCH NUMBER 280 HAS EXPIRED FOR PORTIONS OF CENTRAL
MISSISSIPPI INTO NORTHEAST LOUISIANA AND EXTREME SOUTHEAST ARKANSAS. THE
COLD FRONT WAS POSITIONED FROM A TUPELO TO MONROE, LOUISIANA. ONLY ISOLATED
THUNDERSTORMS WERE OBSERVED AHEAD OF THE COLD FRONT. THE INTENSITY OF THE
STORMS ARE NOT EXPECTED TO APPROACH SEVERE LEVELS FOR THE REMAINDER OF
THE NIGHT.

The office that day

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

IssuedProductOfficeCountiesLasted
May 15, 1:07 AM CDTSevere Thunderstorm WarningJANClaiborne, Warren53 min
May 15, 4:00 AM CDTSevere Thunderstorm WarningJANJefferson, Lincoln60 min
May 15, 12:29 AM CDTSevere Thunderstorm WarningJANTensas46 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.