Alert archive / Alabama / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 61, NWS Mobile, AL

July 30, 1986Clarke County, Alabama

NWS Mobile, AL issued this severe thunderstorm warning at Jul 30, 1986, 3:10 PM CDT for Clarke County, Alabama. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Jul 30, 1986, 3:10 PM CDT (20:10 UTC)
Expired
Jul 30, 1986, 4:05 PM CDT
In force
55 min
Issued by
NWS Mobile, AL
Area
Whole counties

County Clarke County, AL

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Centreville/Bibb, AL (KCKL), launched 12:00Z, 8.2 hours before the alert went out and 148 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, Centreville/Bibb, AL at 12:00Z on 1986-07-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2229 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, Centreville/Bibb, AL at 12:00Z on 1986-07-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939Sfc1 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
2229 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
1529 m above ground
0-6 km bulk shear
0 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
0 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.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 30, 2:28 PM CDTSevere Thunderstorm WarningMOBMacon62 min
Jul 30, 4:05 PM CDTSevere Thunderstorm WarningMOBClarke60 min
Jul 30, 4:10 PM CDTSevere Thunderstorm WarningMOBBarbour65 min
Jul 30, 4:40 PM CDTSevere Thunderstorm WarningMOBWashington50 min
Jul 30, 5:01 PM CDTSevere Thunderstorm WarningMOBBaldwin29 min
Jul 30, 5:20 PM CDTSevere Thunderstorm WarningMOBMobile70 min
Jul 30, 6:40 PM CDTSevere Thunderstorm WarningMOBBaldwin, Mobile65 min

Nearby

Severe Thunderstorm Warnings in Alabama, 1986Every severe thunderstorm warning in 1986

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.