Alert archive / Mississippi / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 40, NWS New Orleans, LA

March 28, 2023Hancock County, Harrison County, Pearl River County, Mississippi

NWS New Orleans, LA issued this severe thunderstorm warning at Mar 28, 2023, 12:25 AM CDT for Hancock County, Harrison County, Pearl River County, Mississippi. It was in force for 22 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 28, 2023, 12:25 AM CDT (05:25 UTC)
Expired: Mar 28, 2023, 12:47 AM CDT
In force: 22 min
Issued by: NWS New Orleans, LA
Area: Storm-based polygon
Damage threat: Considerable
Hail: 1.75 in
Wind: 60.0 mph

Counties Hancock County, MS, Harrison County, MS, Pearl River County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 5.4 hours before the alert went out and 43 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: 1871 J/kg
Mixed-layer CIN: -11 J/kg
Mixed-layer LCL: 809 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: -4 m²/s²
0-3 km storm-relative helicity: 62 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 2.1

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 Mar 28, 12:25 AM CDT, 0 minutes earlier.

Area forecast discussion, Mar 28, 12:25 AM CDT, 0 minutes before

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In the hours before

Special weather statement, Mar 27, 7:59 PM CDT, 4 hours 26 minutes before

Special Weather Statement
National Weather Service New Orleans LA
759 PM CDT Mon Mar 27 2023

LAZ047-048-280130-
West Baton Rouge LA-East Baton Rouge LA-
759 PM CDT Mon Mar 27 2023

...A strong thunderstorm will impact portions of West Baton Rouge and
southwestern East Baton Rouge Parishes through 830 PM CDT...

At 759 PM CDT, Doppler radar was tracking a strong thunderstorm over
Brusly, or near Port Allen, moving east at 15 mph.

HAZARD...Winds in excess of 30 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Baton Rouge, Baker, Port Allen, Oak Hills Place, Addis, Brusly,
Westminster, Old Jefferson, Merrydale, Inniswold, Village St. George,
Gardere, Brownfields, Shenandoah and Baton Rouge Airport.

This includes the following Interstates...
 Interstate 10 in Louisiana between mile markers 142 and 166.
 Interstate 12 between mile markers 1 and 6.
 Interstate 110 in Louisiana between mile markers 1 and 8.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3062 9110 3036 9099 3032 9121 3033 9131
      3041 9140 3045 9143
TIME...MOT...LOC 0059Z 249DEG 12KT 3042 9127

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...30 MPH

Zeringue

Special weather statement, Mar 27, 8:38 PM CDT, 3 hours 47 minutes before

Special Weather Statement
National Weather Service New Orleans LA
838 PM CDT Mon Mar 27 2023

LAZ036-037-048-083-280215-
Northern Livingston LA-St. Helena LA-East Feliciana LA-
East Baton Rouge LA-
838 PM CDT Mon Mar 27 2023

...A strong thunderstorm will impact portions of southwestern St.
Helena, northwestern Livingston, southeastern East Feliciana and
northeastern East Baton Rouge Parishes through 915 PM CDT...

At 838 PM CDT, Doppler radar was tracking a strong thunderstorm near
Brownfields, or near Baker, moving northeast at 35 mph.

HAZARD...Winds in excess of 30 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Baton Rouge, Zachary, Baker, Pride, Merrydale, Watson, Brownfields
and Greenwell Spring.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3047 9111 3063 9121 3086 9080 3062 9066
TIME...MOT...LOC 0138Z 242DEG 30KT 3059 9109

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...30 MPH

Zeringue

Special weather statement, Mar 27, 9:23 PM CDT, 3 hours 2 minutes before

Special Weather Statement
National Weather Service New Orleans LA
923 PM CDT Mon Mar 27 2023

LAZ037-071-MSZ069-070-280300-
St. Helena LA-Northern Tangipahoa LA-Pike MS-Amite MS-
923 PM CDT Mon Mar 27 2023

...A strong thunderstorm will impact portions of northeastern St.
Helena and northwestern Tangipahoa Parishes, southwestern Pike and
southeastern Amite Counties through 1000 PM CDT...

At 923 PM CDT, Doppler radar was tracking a strong thunderstorm near
Easleyville, or near Greensburg. This storm was nearly stationary.

HAZARD...Winds in excess of 30 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Greensburg, Kentwood, Gillsburg, Easleyville and Tangipahoa.

This includes the following Interstates...
 Interstate 55 in Louisiana between mile markers 54 and 66.
 Interstate 55 in Mississippi near mile marker 1.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3105 9053 3102 9050 3101 9050 3086 9042
      3079 9064 3095 9075 3109 9058
TIME...MOT...LOC 0223Z 239DEG 4KT 3091 9063

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...30 MPH

Zeringue

Special weather statement, Mar 27, 9:59 PM CDT, 2 hours 26 minutes before

Special Weather Statement
National Weather Service New Orleans LA
959 PM CDT Mon Mar 27 2023

LAZ037-071-MSZ069-070-280330-
St. Helena LA-Northern Tangipahoa LA-Pike MS-Amite MS-
959 PM CDT Mon Mar 27 2023

...A strong thunderstorm will impact portions of northeastern St.
Helena and northwestern Tangipahoa Parishes, southwestern Pike and
southeastern Amite Counties through 1030 PM CDT...

At 958 PM CDT, Doppler radar was tracking a strong thunderstorm over
Kentwood, or 10 miles northeast of Greensburg, moving east at 10 mph.

HAZARD...Winds in excess of 30 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Kentwood, Osyka and Tangipahoa.

This includes the following Interstates...
 Interstate 55 in Louisiana between mile markers 56 and 66.
 Interstate 55 in Mississippi between mile markers 1 and 7.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3113 9044 3094 9034 3091 9034 3089 9032
      3087 9032 3084 9060 3101 9066
TIME...MOT...LOC 0258Z 252DEG 10KT 3095 9055

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...30 MPH

Zeringue

Special weather statement, Mar 27, 10:22 PM CDT, 2 hours 3 minutes before

Special Weather Statement
National Weather Service New Orleans LA
1022 PM CDT Mon Mar 27 2023

LAZ039-MSZ077-280345-
Washington LA-Pearl River MS-
1022 PM CDT Mon Mar 27 2023

...A strong thunderstorm will impact portions of east central
Washington Parish in southeastern Louisiana and northwestern Pearl
River Counties through 1045 PM CDT...

At 1021 PM CDT, Doppler radar was tracking a strong thunderstorm near
Varnado, or 10 miles northeast of Bogalusa, moving northeast at 15
mph.

HAZARD...Winds in excess of 30 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Poplarville and Varnado.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3085 8950 3084 8978 3091 8985 3101 8972
      3100 8964
TIME...MOT...LOC 0321Z 246DEG 15KT 3088 8972

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...30 MPH

BL

Special weather statement, Mar 27, 10:59 PM CDT, 1 hour 26 minutes before

Special Weather Statement
National Weather Service New Orleans LA
1059 PM CDT Mon Mar 27 2023

LAZ039-MSZ077-280430-
Washington LA-Pearl River MS-
1059 PM CDT Mon Mar 27 2023

...A strong thunderstorm will impact portions of east central
Washington Parish in southeastern Louisiana and northern Pearl River
Counties through 1130 PM CDT...

At 1058 PM CDT, Doppler radar was tracking a strong thunderstorm 7
miles west of Poplarville, moving northeast at 15 mph.

HAZARD...Winds in excess of 40 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Poplarville.

This includes Interstate 59 in Mississippi between mile markers 31
and 33.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3086 8944 3082 8975 3093 8982 3100 8964
      3100 8956
TIME...MOT...LOC 0358Z 244DEG 13KT 3088 8966

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH

BL

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 27, 7:35 PM CDT	Special Weather Statement	LIX	East Feliciana	25 min
Mar 27, 7:41 PM CDT	Areal Flood Advisory	LIX	Iberville, Pointe Coupee, West Baton Rouge	3 hr
Mar 27, 7:48 PM CDT	Marine Dense Fog Advisory	LIX		13 hr
Mar 27, 7:59 PM CDT	Special Weather Statement	LIX	East Baton Rouge, West Baton Rouge	31 min
Mar 27, 8:02 PM CDT	Flash Flood Warning	LIX	East Baton Rouge, Iberville, West Baton Rouge	3 hr
Mar 27, 8:38 PM CDT	Special Weather Statement	LIX	East Baton Rouge	37 min
Mar 27, 9:00 PM CDT	Severe Thunderstorm Warning	LIX	East Baton Rouge, East Feliciana, Saint Helena	45 min
Mar 27, 9:23 PM CDT	Special Weather Statement	LIX	Saint Helena	37 min
Mar 27, 10:26 PM CDT	Severe Thunderstorm Warning	LIX	Tangipahoa, Washington	34 min
Mar 27, 10:55 PM CDT	Severe Thunderstorm Warning	LIX	Tangipahoa, Washington	35 min
Mar 27, 11:24 PM CDT	Severe Thunderstorm Warning	LIX	Saint Tammany, Washington	36 min
Mar 27, 11:49 PM CDT	Severe Thunderstorm Warning	LIX	Washington	41 min
Mar 28, 12:59 AM CDT	Special Weather Statement	LIX	Washington	31 min
Mar 28, 1:10 AM CDT	Severe Thunderstorm Warning	LIX	Tangipahoa, Washington	29 min
Mar 28, 3:59 AM CDT	Special Marine Warning	LIX		61 min
Mar 28, 4:35 AM CDT	Special Weather Statement	LIX	West Baton Rouge	40 min
Mar 28, 4:52 AM CDT	Special Marine Warning	LIX		34 min
Mar 28, 5:28 AM CDT	Special Weather Statement	LIX	East Baton Rouge	47 min
Mar 28, 5:42 AM CDT	Severe Thunderstorm Warning	LIX	East Baton Rouge, East Feliciana, Pointe Coupee, Saint Helena, West Feliciana	48 min
Mar 28, 5:49 AM CDT	Special Weather Statement	LIX	Saint Helena	26 min
Mar 28, 6:08 AM CDT	Severe Thunderstorm Warning	LIX	Washington	37 min
Mar 28, 6:15 AM CDT	Special Weather Statement	LIX	Saint John the Baptist	45 min
Mar 28, 6:28 AM CDT	Severe Thunderstorm Warning	LIX	East Feliciana, Saint Helena	15 min
Mar 28, 6:54 AM CDT	Special Marine Warning	LIX		66 min
Mar 28, 3:09 PM CDT	Small Craft Advisory	LIX		19 hr
Mar 27, 9:59 PM CDT	Special Weather Statement	LIX	Pike	31 min
Mar 27, 10:22 PM CDT	Special Weather Statement	LIX	Pearl River	23 min
Mar 27, 10:59 PM CDT	Special Weather Statement	LIX	Pearl River	31 min
Mar 28, 1:31 AM CDT	Special Weather Statement	LIX	Jackson	44 min
Mar 28, 2:20 AM CDT	Special Weather Statement	LIX	Jackson	25 min
Mar 28, 6:02 AM CDT	Special Weather Statement	LIX	Walthall	28 min
Mar 28, 6:33 AM CDT	Severe Thunderstorm Warning	LIX	Pike, Walthall	42 min
Mar 28, 7:08 AM CDT	Severe Thunderstorm Warning Considerable damage threat	LIX	Walthall	37 min
Mar 28, 7:20 AM CDT	Severe Thunderstorm Warning	LIX	Amite, Pike	25 min
Mar 28, 7:29 AM CDT	Special Weather Statement	LIX	Hancock	46 min
Mar 28, 8:14 AM CDT	Special Weather Statement	LIX	Hancock	31 min
Mar 28, 8:46 AM CDT	Areal Flood Advisory	LIX	Harrison, Jackson	3 hr
Mar 28, 8:50 AM CDT	Special Weather Statement	LIX	Jackson	40 min
Mar 28, 9:52 AM CDT	Special Weather Statement	LIX	Jackson	68 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 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.