Alert archive / Mississippi / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 60, NWS New Orleans, LA

May 21, 2022Pike County, Walthall County, Mississippi

NWS New Orleans, LA issued this severe thunderstorm warning at May 21, 2022, 12:15 PM CDT for Pike County, Walthall County, Mississippi. It was in force for 60 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 21, 2022, 12:15 PM CDT (17:15 UTC)
Expired
May 21, 2022, 1:15 PM CDT
In force
60 min
Issued by
NWS New Orleans, LA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Pike County, MS, Walthall County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 5.3 hours before the alert went out and 114 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, Slidell Radar S, LA at 12:00Z on 2022-05-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4383 joules per kilogram.LCLEL10008507005003002001001 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, Slidell Radar S, LA at 12:00Z on 2022-05-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 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
4383 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
522 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
102 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 21, 11:46 AM CDTSpecial Marine WarningLIX119 min
May 21, 12:00 PM CDTSpecial Weather StatementLIXTangipahoa75 min
May 21, 12:48 PM CDTSpecial Weather StatementLIXTangipahoa57 min
May 21, 12:55 PM CDTSpecial Weather StatementLIXWashington65 min
May 21, 1:40 PM CDTSpecial Weather StatementLIXWashington80 min
May 21, 2:01 PM CDTSpecial Weather StatementLIXSaint Tammany74 min
May 21, 2:14 PM CDTSpecial Weather StatementLIXWashington46 min
May 21, 2:50 PM CDTSpecial Marine WarningLIX115 min
May 21, 3:17 PM CDTSpecial Weather StatementLIXOrleans73 min
May 21, 3:20 PM CDTSpecial Marine WarningLIX85 min
May 21, 3:23 PM CDTSpecial Marine WarningLIX97 min
May 21, 3:44 PM CDTSpecial Weather StatementLIXSaint Charles61 min
May 21, 3:48 PM CDTAreal Flood AdvisoryLIXJefferson, Orleans, Plaquemines, Saint Bernard2 hr
May 21, 3:51 PM CDTSevere Thunderstorm WarningLIXEast Feliciana, West Feliciana54 min
May 21, 4:25 PM CDTSpecial Weather StatementLIXTangipahoa35 min
May 21, 4:40 PM CDTSpecial Weather StatementLIXEast Baton Rouge35 min
May 21, 4:43 PM CDTSpecial Weather StatementLIXAscension32 min
May 21, 5:08 PM CDTSpecial Weather StatementLIXPlaquemines37 min
May 21, 5:14 PM CDTSpecial Weather StatementLIXAscension, East Baton Rouge, Livingston, Saint James31 min
May 21, 5:30 PM CDTAreal Flood AdvisoryLIXAscension, East Baton Rouge, Iberville, Livingston, Saint James2 hr
May 21, 5:41 PM CDTSpecial Weather StatementLIXEast Baton Rouge34 min
May 21, 5:48 PM CDTFlash Flood WarningLIXAscension, Assumption, Iberville, Saint James2 hr
May 21, 6:01 PM CDTAreal Flood AdvisoryLIXEast Baton Rouge, Livingston81 min
May 21, 6:30 PM CDTAreal Flood AdvisoryLIXAssumption, Lafourche, Saint James, Terrebonne106 min
May 21, 11:58 AM CDTSpecial Weather StatementLIXPike77 min
May 21, 12:54 PM CDTSpecial Weather StatementLIXPearl River66 min
May 21, 1:14 PM CDTSevere Thunderstorm WarningLIXWalthall16 min
May 21, 2:07 PM CDTSpecial Weather StatementLIXAmite53 min
May 21, 3:25 PM CDTSpecial Weather StatementLIXPearl River65 min
May 21, 3:27 PM CDTSevere Thunderstorm WarningLIXHancock, Pearl River34 min
May 21, 6:33 PM CDTSpecial Weather StatementLIXAmite27 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2022Every severe thunderstorm warning in 2022

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.