Alert archive / Louisiana / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 113, NWS New Orleans, LA

June 10, 2023Livingston Parish, Tangipahoa Parish, Louisiana

NWS New Orleans, LA issued this severe thunderstorm warning at Jun 10, 2023, 5:37 PM CDT for Livingston Parish, Tangipahoa Parish, Louisiana. It was in force for 23 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: Jun 10, 2023, 5:37 PM CDT (22:37 UTC)
Expired: Jun 10, 2023, 6:00 PM CDT
In force: 23 min
Issued by: NWS New Orleans, LA
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Livingston Parish, LA, Tangipahoa Parish, LA

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 10.6 hours before the alert went out and 89 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 748 J/kg
Mixed-layer CIN: -112 J/kg
Mixed-layer LCL: 1403 m above ground
0-6 km bulk shear: 17 kt
0-1 km storm-relative helicity: 21 m²/s²
0-3 km storm-relative helicity: 15 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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.

NWS New Orleans, LA wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 10, 4:05 PM CDT, 1 hour 32 minutes earlier.

Area forecast discussion, Jun 10, 4:05 PM CDT, 1 hour 32 minutes before

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In the hours before

Special weather statement, Jun 10, 3:25 PM CDT, 2 hours 12 minutes before

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Special weather statement, Jun 10, 3:42 PM CDT, 1 hour 55 minutes before

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Special weather statement, Jun 10, 3:44 PM CDT, 1 hour 53 minutes before

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Special weather statement, Jun 10, 4:12 PM CDT, 1 hour 25 minutes before

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Special weather statement, Jun 10, 4:42 PM CDT, 55 minutes before

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Local storm report, Jun 10, 5:33 PM CDT, 4 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 9, 7:00 PM CDT	Special Weather Statement	LIX	Tangipahoa	30 min
Jun 9, 10:40 PM CDT	Special Marine Warning	LIX		65 min
Jun 9, 10:42 PM CDT	Special Marine Warning	LIX		63 min
Jun 10, 11:54 AM CDT	Special Weather Statement	LIX	Saint Bernard	36 min
Jun 10, 11:55 AM CDT	Special Marine Warning	LIX		65 min
Jun 10, 1:19 PM CDT	Special Weather Statement	LIX	Washington	26 min
Jun 10, 2:43 PM CDT	Special Weather Statement	LIX	Saint Charles	32 min
Jun 10, 3:25 PM CDT	Special Weather Statement	LIX	Lafourche	35 min
Jun 10, 3:42 PM CDT	Special Weather Statement	LIX	Saint Charles	33 min
Jun 10, 4:12 PM CDT	Special Weather Statement	LIX	Saint Charles	33 min
Jun 10, 4:42 PM CDT	Special Weather Statement	LIX	Saint Charles	33 min
Jun 10, 6:07 PM CDT	Special Weather Statement	LIX	Washington	23 min
Jun 10, 6:24 PM CDT	Special Weather Statement	LIX	East Feliciana, Pointe Coupee, West Feliciana	36 min
Jun 10, 1:23 PM CDT	Special Weather Statement	LIX	Hancock	37 min
Jun 10, 2:00 PM CDT	Special Weather Statement	LIX	Stone	30 min
Jun 10, 2:01 PM CDT	Special Weather Statement	LIX	Hancock	29 min
Jun 10, 2:14 PM CDT	Special Weather Statement	LIX	Amite	31 min
Jun 10, 2:28 PM CDT	Special Weather Statement	LIX	Harrison	32 min
Jun 10, 2:41 PM CDT	Areal Flood Advisory	LIX	Amite, Wilkinson	109 min
Jun 10, 3:44 PM CDT	Special Weather Statement	LIX	Pearl River	31 min
Jun 10, 6:54 PM CDT	Special Weather Statement	LIX	Pike, Walthall	36 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 2023 Every severe thunderstorm warning in 2023

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.