Alert archive / Mississippi / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 239, NWS Memphis, TN

July 8, 2023Itawamba County, Lee County, Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at Jul 8, 2023, 11:59 AM CDT for Itawamba County, Lee County, Mississippi. It was in force for 13 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: Jul 8, 2023, 11:59 AM CDT (16:59 UTC)
Expired: Jul 8, 2023, 12:12 PM CDT
In force: 13 min
Issued by: NWS Memphis, TN
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

Counties Itawamba County, MS, Lee County, MS

The radar

The Columbus AFB radar (KGWX), 47 km from the middle of the area, began a volume at 17:00 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Little Rock, AR (KLZK), launched 12:00Z, 5.0 hours before the alert went out and 144 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: 1609 J/kg
Mixed-layer CIN: -42 J/kg
Mixed-layer LCL: 978 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 148 m²/s²
0-3 km storm-relative helicity: 56 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 3.8

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 Memphis, TN wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 8, 10:15 AM CDT, 1 hour 44 minutes earlier.

Area forecast discussion, Jul 8, 10:15 AM CDT, 1 hour 44 minutes before

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In the hours before

Special weather statement, Jul 8, 11:16 AM CDT, 43 minutes before

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Special weather statement, Jul 8, 11:17 AM CDT, 42 minutes before

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Special weather statement, Jul 8, 11:18 AM CDT, 41 minutes before

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Special weather statement, Jul 8, 11:51 AM CDT, 8 minutes before

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Special weather statement, Jul 8, 11:56 AM CDT, 3 minutes before

Special Weather Statement
National Weather Service Memphis TN
1156 AM CDT Sat Jul 8 2023

MSZ012-013-081730-
Lafayette MS-Panola MS-
1156 AM CDT Sat Jul 8 2023

...A strong thunderstorm will impact portions of west central
Lafayette and northeastern Panola Counties through 1230 PM CDT...

At 1156 AM CDT, Doppler radar was tracking a strong thunderstorm over
John W Kyle State Park, moving east at 20 mph.

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...
John W Kyle State Park, Burgess and Hayes Crossing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3435 8991 3449 8984 3445 8958 3424 8967
TIME...MOT...LOC 1656Z 285DEG 18KT 3440 8980

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

Schlessiger

Special weather statement, Jul 8, 11:57 AM CDT, 2 minutes before

Special Weather Statement
National Weather Service Memphis TN
1157 AM CDT Sat Jul 8 2023

MSZ004-005-009-TNZ091-081730-
Tippah MS-Alcorn MS-Prentiss MS-McNairy TN-
1157 AM CDT Sat Jul 8 2023

...A strong thunderstorm will impact portions of northeastern Tippah,
northwestern Prentiss, Alcorn and southwestern McNairy Counties
through 1230 PM CDT...

At 1157 AM CDT, Doppler radar was tracking a strong thunderstorm near
Theo, or 10 miles south of Big Hill Pond State Park, moving southeast
at 25 mph.

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...
Corinth, Booneville, Big Hill Pond State Park, Jumpertown, Glen,
Hinkle, Theo, Farmington, Walnut, Falkner, Guys, Rienzi, Kossuth,
Chalybeate, Strickland, Collinstown, Wenasoga, Biggersville, Jobes
and Gaston.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3457 8862 3486 8896 3500 8885 3500 8879
      3507 8879 3508 8878 3495 8836 3485 8836
TIME...MOT...LOC 1657Z 307DEG 21KT 3490 8877

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

SWB

The office that day

Everything else NWS Memphis, TN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 8, 11:16 AM CDT	Special Weather Statement	MEG	Lee	29 min
Jul 8, 11:17 AM CDT	Special Weather Statement	MEG	Lafayette	28 min
Jul 8, 11:18 AM CDT	Special Weather Statement	MEG	Prentiss	27 min
Jul 8, 11:56 AM CDT	Special Weather Statement	MEG	Panola	34 min
Jul 8, 11:57 AM CDT	Special Weather Statement	MEG	Alcorn	33 min
Jul 8, 12:13 PM CDT	Special Weather Statement	MEG	Itawamba	32 min
Jul 8, 12:18 PM CDT	Special Weather Statement	MEG	Lafayette	27 min
Jul 8, 12:25 PM CDT	Severe Thunderstorm Warning	MEG	DeSoto	16 min
Jul 8, 12:34 PM CDT	Special Weather Statement	MEG	Monroe	26 min
Jul 8, 12:41 PM CDT	Special Weather Statement	MEG	DeSoto	34 min
Jul 8, 12:52 PM CDT	Severe Thunderstorm Warning	MEG	DeSoto	23 min
Jul 8, 12:59 PM CDT	Flash Flood Warning	MEG	Prentiss	3 hr
Jul 8, 1:04 PM CDT	Areal Flood Advisory	MEG	DeSoto	3 hr
Jul 8, 1:24 PM CDT	Special Weather Statement	MEG	Tippah	36 min
Jul 8, 1:43 PM CDT	Special Weather Statement	MEG	Tunica	32 min
Jul 8, 2:25 PM CDT	Areal Flood Advisory	MEG	Monroe	3 hr
Jul 8, 4:12 PM CDT	Areal Flood Advisory	MEG	Calhoun, Panola, Yalobusha	3 hr
Jul 7, 7:14 PM CDT	Areal Flood Advisory	MEG	Haywood	61 min
Jul 8, 2:49 PM CDT	Special Weather Statement	MEG	Hardin	26 min
Jul 8, 2:59 PM CDT	Special Weather Statement	MEG	Shelby	31 min
Jul 8, 3:19 PM CDT	Areal Flood Advisory	MEG	Shelby	3 hr
Jul 8, 3:39 PM CDT	Special Weather Statement	MEG	Carroll	36 min
Jul 8, 4:25 PM CDT	Special Weather Statement	MEG	Benton, Decatur, Henderson	35 min
Jul 8, 4:39 PM CDT	Areal Flood Advisory	MEG	Benton, Carroll, Gibson, Henderson, Madison	3 hr
Jul 8, 4:50 PM CDT	Flash Flood Warning	MEG	Madison	5 hr
Jul 8, 11:51 AM CDT	Special Weather Statement	MEG	Crittenden	24 min
Jul 8, 2:08 PM CDT	Special Weather Statement	MEG	Phillips	37 min
Jul 8, 2:50 PM CDT	Areal Flood Advisory	MEG	Lee, Phillips	2 hr

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; radar from the NEXRAD Level II archive.