Alert archive / Alabama / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 130, NWS Birmingham, AL

March 31, 1996Greene County, Sumter County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Mar 31, 1996, 3:19 AM CST for Greene County, Sumter County, Alabama. It was in force for 41 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 31, 1996, 3:19 AM CST (09:19 UTC)
Expired
Mar 31, 1996, 4:00 AM CST
In force
41 min
Issued by
NWS Birmingham, AL
Area
Whole counties

Counties Greene County, AL, Sumter County, AL

The radar

The Birmingham radar (KBMX), 132 km from the middle of the area, began a volume at 09:21 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 9.3 hours before the alert went out and 193 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 1996-03-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 250 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 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 1996-03-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -37 square meters per square second.193958Sfc1 km3 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
250 J/kg
Mixed-layer CIN
-128 J/kg
Mixed-layer LCL
747 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
-37 m²/s²
0-3 km storm-relative helicity
120 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.1

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.

The office that day

Everything else NWS Birmingham, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 31, 5:05 AM CSTSevere Thunderstorm WarningBMXBibb25 min
Mar 31, 5:12 AM CSTSevere Thunderstorm WarningBMXChilton48 min
Mar 31, 8:43 AM CSTSevere Thunderstorm WarningBMXRandolph47 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1996Every severe thunderstorm warning in 1996

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; radar from the NEXRAD Level II archive.