Alert archive / Mississippi / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 61, NWS New Orleans, LA

May 8, 2020Amite County, Pike County, Wilkinson County, Mississippi

NWS New Orleans, LA issued this severe thunderstorm warning at May 8, 2020, 9:08 AM CDT for Amite County, Pike County, Wilkinson County, Mississippi. It was in force for 52 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
May 8, 2020, 9:08 AM CDT (14:08 UTC)
Expired
May 8, 2020, 10:00 AM CDT
In force
52 min
Issued by
NWS New Orleans, LA
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Amite County, MS, Pike County, MS, Wilkinson County, MS

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 2.1 hours before the alert went out and 254 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, Lake Charles Mun, LA at 12:00Z on 2020-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 590 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, Lake Charles Mun, LA at 12:00Z on 2020-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 180 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
590 J/kg
Mixed-layer CIN
-306 J/kg
Mixed-layer LCL
754 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
180 m²/s²
0-3 km storm-relative helicity
410 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 8, 4:38 AM CDTSmall Craft AdvisoryLIX38 hr
May 8, 10:38 AM CDTSpecial Weather StatementLIXWashington52 min
May 8, 11:42 AM CDTSpecial Weather StatementLIXEast Baton Rouge, East Feliciana, Saint Helena, Washington, West Feliciana48 min
May 8, 4:18 PM CDTSpecial Weather StatementLIXAscension, Assumption, Iberville, Livingston, Saint Charles, Saint James and 2 more57 min
May 8, 5:03 PM CDTSpecial Marine WarningLIX27 min
May 8, 5:31 PM CDTSpecial Weather StatementLIXOrleans, Saint Charles59 min
May 8, 5:33 PM CDTSpecial Marine WarningLIX42 min
May 8, 6:44 PM CDTSpecial Marine WarningLIX61 min
May 8, 6:48 PM CDTSpecial Marine WarningLIX57 min
May 8, 9:57 AM CDTSpecial Weather StatementLIXPike, Walthall48 min
May 8, 10:55 AM CDTSpecial Weather StatementLIXAmite, Pike, Wilkinson50 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2020Every severe thunderstorm warning in 2020

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.