Alert archive / Mississippi / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 243, NWS Memphis, TN

July 14, 2023Lee County, Pontotoc County, Union County, Mississippi

NWS Memphis, TN issued this severe thunderstorm warning at Jul 14, 2023, 12:34 PM CDT for Lee County, Pontotoc County, Union County, Mississippi. It was in force for 41 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 14, 2023, 12:34 PM CDT (17:34 UTC)
Expired
Jul 14, 2023, 1:15 PM CDT
In force
41 min
Issued by
NWS Memphis, TN
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Lee County, MS, Pontotoc County, MS, Union County, MS

The radar

The Columbus AFB radar (KGWX), 72 km from the middle of the area, began a volume at 17:36 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, 5.6 hours before the alert went out and 110 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, Little Rock, AR at 12:00Z on 2023-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3094 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, Little Rock, AR at 12:00Z on 2023-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -95 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
3094 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
682 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-95 m²/s²
0-3 km storm-relative helicity
-44 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.9

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 14, 9:23 AM CDT, 3 hours 11 minutes earlier.

Area forecast discussion, Jul 14, 9:23 AM CDT, 3 hours 11 minutes before
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In the hours before

Special weather statement, Jul 14, 10:10 AM CDT, 2 hours 24 minutes before
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Special weather statement, Jul 14, 10:27 AM CDT, 2 hours 7 minutes before
Special Weather Statement
National Weather Service Memphis TN
1027 AM CDT Fri Jul 14 2023

ARZ036-MSZ001-TNZ088-141600-
Crittenden AR-DeSoto MS-Shelby TN-
1027 AM CDT Fri Jul 14 2023

...A strong thunderstorm will impact portions of south central
Crittenden, western DeSoto and southwestern Shelby Counties through
1100 AM CDT...

At 1026 AM CDT, Doppler radar was tracking a strong thunderstorm near
Pinckney, or 10 miles southwest of T O Fuller State Park, moving east
at 20 mph.

HAZARD...Winds in excess of 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Southaven, Horn Lake, Hernando, Memphis, Walls, Horseshoe Lake,
Pinckney, Lake Cormorant, Lynchburg, Eudora, Whitehaven, Newport,
Frees Corners, Nesbit, Glover, Jago, Robinson Gin, Alden, Twin Lakes
and West Days.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3506 9029 3502 8991 3476 9000 3483 9020
      3486 9020 3486 9029 3488 9035
TIME...MOT...LOC 1526Z 285DEG 17KT 3495 9024

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

DNM
Special weather statement, Jul 14, 10:35 AM CDT, 1 hour 59 minutes before
Special Weather Statement
National Weather Service Memphis TN
1035 AM CDT Fri Jul 14 2023

TNZ048>050-088-089-141600-
Tipton TN-Fayette TN-Lauderdale TN-Shelby TN-Haywood TN-
1035 AM CDT Fri Jul 14 2023

...Strong thunderstorms will impact portions of eastern Tipton,
northwestern Fayette, southeastern Lauderdale, western Haywood and
northeastern Shelby Counties through 1100 AM CDT...

At 1034 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Ripley to 6 miles southeast of Covington
to near Cordova. Movement was east at 15 mph.

HAZARD...Winds in excess of 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Bartlett, Brownsville, Covington, Ripley, Lakeland, Arlington,
Somerville, Nutbush, Forked Deer, Eads, Dancyville, Warren, Macon,
Oakland, Mason, Henning, Gallaway, Gates, Stanton and Braden.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3581 8936 3581 8935 3580 8935 3579 8933
      3549 8926 3513 8946 3516 8980 3550 8963
      3584 8962 3584 8936
TIME...MOT...LOC 1534Z 271DEG 12KT 3583 8955 3550 8955 3517 8973

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

DNM
Special weather statement, Jul 14, 11:54 AM CDT, 40 minutes before
Special Weather Statement
National Weather Service Memphis TN
1154 AM CDT Fri Jul 14 2023

MSZ002-013-014-141730-
Lafayette MS-Marshall MS-Union MS-
1154 AM CDT Fri Jul 14 2023

...A strong thunderstorm will impact portions of northern Lafayette,
southwestern Union and southern Marshall Counties through 1230 PM
CDT...

At 1153 AM CDT, Doppler radar was tracking a strong thunderstorm over
Harmontown, or 11 miles north of Holly Springs National Forest,
moving east at 40 mph.

HAZARD...Winds in excess of 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Oxford, Cambridge, Harmontown, Denmark, Pinedale, Laws Hill, Etta,
Abbeville, Malone, Altus, Keel, Blackwater, Teckville, Burt, College
Hill Station, College Hill, Spraggins, Lafayette Springs and
Cornersville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3444 8972 3446 8972 3455 8969 3456 8967
      3460 8967 3462 8966 3453 8914 3438 8919
      3438 8925 3428 8925
TIME...MOT...LOC 1653Z 286DEG 33KT 3451 8961

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

DNM
Special weather statement, Jul 14, 12:18 PM CDT, 16 minutes before
Special Weather Statement
National Weather Service Memphis TN
1218 PM CDT Fri Jul 14 2023

MSZ002>005-014-141745-
Tippah MS-Marshall MS-Union MS-Benton MS-Alcorn MS-
1218 PM CDT Fri Jul 14 2023

...Strong thunderstorms will impact portions of northern Union,
southeastern Marshall, Tippah, Benton and southwestern Alcorn
Counties through 1245 PM CDT...

At 1218 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from 6 miles east of Canaan to near Snow Lake Shores
to near Bethlehem. Movement was southeast at 40 mph.

HAZARD...Winds in excess of 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
New Albany, Ripley, Blue Mountain, Snow Lake Shores, Canaan,
Keownville, Gravestown, Walnut, Hickory Flat, Ashland, Potts Camp,
Falkner, Myrtle, Dumas, Kossuth, Shari, Chalybeate, Murry, Brody and
Spring Hill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 3475 8868 3475 8872 3471 8872 3462 8880
      3444 8888 3460 8940 3481 8934 3499 8911
      3490 8854
TIME...MOT...LOC 1718Z 293DEG 34KT 3494 8902 3476 8918 3457 8926

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

DNM
Special weather statement, Jul 14, 12:29 PM CDT, 5 minutes before
Special Weather Statement
National Weather Service Memphis TN
1229 PM CDT Fri Jul 14 2023

MSZ013>015-141800-
Lafayette MS-Pontotoc MS-Union MS-
1229 PM CDT Fri Jul 14 2023

...A strong thunderstorm will impact portions of east central
Lafayette, northern Pontotoc and southern Union Counties through 100
PM CDT...

At 1229 PM CDT, Doppler radar was tracking a strong thunderstorm over
Pinedale, or 12 miles west of New Albany, moving east at 30 mph.

HAZARD...Wind gusts up to 50 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
New Albany, Pontotoc, Ecru, New Harmony, Etta, Pinedale, Thaxton,
Blue Springs, Hortontown, Poolville, Esperanza, Endville, Cherry
Creek, Chiwapa, Ellistown, Rough Edge, Nixon, Martintown, Wallerville
and Ingomar.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3436 8934 3451 8929 3451 8927 3450 8926
      3450 8925 3454 8924 3446 8883 3418 8893
TIME...MOT...LOC 1729Z 285DEG 24KT 3443 8923

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

SWB

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 14, 10:27 AM CDTSpecial Weather StatementMEGDeSoto33 min
Jul 14, 11:54 AM CDTSpecial Weather StatementMEGLafayette36 min
Jul 14, 12:18 PM CDTSpecial Weather StatementMEGAlcorn, Benton, Tippah, Union27 min
Jul 14, 12:29 PM CDTSpecial Weather StatementMEGPontotoc, Union31 min
Jul 14, 12:58 PM CDTSevere Thunderstorm WarningMEGItawamba, Lee, Prentiss, Union47 min
Jul 14, 1:31 PM CDTAreal Flood AdvisoryMEGUnion119 min
Jul 14, 1:31 PM CDTSevere Thunderstorm WarningMEGAlcorn, Chickasaw, Itawamba, Lee, Monroe, Prentiss and 1 more44 min
Jul 14, 1:40 PM CDTAreal Flood AdvisoryMEGCalhoun, Lafayette, Pontotoc, Union2 hr
Jul 14, 1:52 PM CDTTornado Warning Tornado observedMEGChickasaw, Monroe12 min
Jul 14, 10:10 AM CDTSpecial Weather StatementMEGLauderdale, Shelby, Tipton35 min
Jul 14, 10:35 AM CDTSpecial Weather StatementMEGHaywood25 min
Jul 14, 10:42 AM CDTAreal Flood AdvisoryMEGLauderdale65 min
Jul 14, 7:47 AM CDTSpecial Weather StatementMEGCraighead28 min
Jul 14, 8:15 AM CDTSpecial Weather StatementMEGPoinsett30 min
Jul 14, 8:39 AM CDTSpecial Weather StatementMEGCrittenden36 min
Jul 14, 8:48 AM CDTSpecial Weather StatementMEGPoinsett27 min
Jul 14, 9:12 AM CDTSpecial Weather StatementMEGCrittenden33 min
Jul 14, 9:43 AM CDTSpecial Weather StatementMEGCrittenden, Mississippi32 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2023Every 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.