Alert archive / Mississippi / Special Weather Statements in 2023

Special Weather Statement, NWS Memphis, TN

July 21, 2023Panola County, Mississippi

NWS Memphis, TN issued this special weather statement at Jul 21, 2023, 7:37 AM CDT for Panola County, Mississippi. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 21, 2023, 7:37 AM CDT (12:37 UTC)
Expired: Jul 21, 2023, 8:15 AM CDT
In force: 38 min
Issued by: NWS Memphis, TN
Hail: 0.00 in
Wind: 50

County Panola County, MS

The radar

The Memphis radar (KNQA), 98 km from the middle of the area, began a volume at 12:39 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, 0.6 hours before the alert went out and 40 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: 3445 J/kg
Mixed-layer CIN: -20 J/kg
Mixed-layer LCL: 699 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 52 m²/s²
0-3 km storm-relative helicity: 147 m²/s²
Significant tornado parameter: 1.1
Supercell composite: 5.3

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jul 21, 6:10 AM CDT, 1 hour 27 minutes earlier.

Area forecast discussion, Jul 21, 6:10 AM CDT, 1 hour 27 minutes before

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In the hours before

Local storm report, Jul 21, 4:41 AM CDT, 2 hours 56 minutes before

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Local storm report, Jul 21, 4:45 AM CDT, 2 hours 52 minutes before

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Local storm report, Jul 21, 5:50 AM CDT, 1 hour 47 minutes before

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Local storm report, Jul 21, 6:23 AM CDT, 1 hour 14 minutes before

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Special weather statement, Jul 21, 6:59 AM CDT, 38 minutes before

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Special weather statement, Jul 21, 7:37 AM CDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 21, 3:10 AM CDT	Excessive Heat Warning	MEG	Coahoma, Tallahatchie	16 hr
Jul 21, 4:12 AM CDT	Flash Flood Warning	MEG	DeSoto, Marshall	3 hr
Jul 21, 6:59 AM CDT	Special Weather Statement	MEG	DeSoto, Tate, Tunica	31 min
Jul 21, 7:11 AM CDT	Areal Flood Warning	MEG	DeSoto, Marshall	3 hr
Jul 21, 12:43 PM CDT	Special Weather Statement	MEG	Benton	32 min
Jul 21, 1:10 PM CDT	Special Weather Statement	MEG	Marshall	35 min
Jul 21, 1:16 PM CDT	Severe Thunderstorm Warning	MEG	DeSoto, Marshall, Tunica	59 min
Jul 21, 1:40 PM CDT	Severe Thunderstorm Warning	MEG	Alcorn, Benton, Marshall, Tippah	50 min
Jul 21, 1:49 PM CDT	Flash Flood Warning	MEG	DeSoto	2 hr
Jul 21, 1:59 PM CDT	Flash Flood Warning	MEG	Benton, Marshall	2 hr
Jul 21, 2:07 PM CDT	Severe Thunderstorm Warning	MEG	Benton, Marshall, Tippah	53 min
Jul 21, 2:27 PM CDT	Severe Thunderstorm Warning	MEG	Alcorn, Benton, Marshall, Tippah	48 min
Jul 21, 2:54 PM CDT	Severe Thunderstorm Warning	MEG	Alcorn, Tippah, Tishomingo	51 min
Jul 21, 2:57 PM CDT	Severe Thunderstorm Warning	MEG	Alcorn, Benton, Itawamba, Lafayette, Lee, Marshall and 5 more	63 min
Jul 21, 3:45 PM CDT	Severe Thunderstorm Warning	MEG	Itawamba, Lee, Monroe, Pontotoc	28 min
Jul 21, 3:46 PM CDT	Severe Thunderstorm Warning	MEG	Itawamba, Prentiss, Tishomingo	29 min
Jul 21, 4:11 PM CDT	Special Weather Statement	MEG	Chickasaw, Monroe	49 min
Jul 21, 4:28 PM CDT	Severe Thunderstorm Warning	MEG	Monroe	32 min
Jul 20, 9:40 PM CDT	Special Weather Statement	MEG	Tipton	35 min
Jul 20, 10:15 PM CDT	Special Weather Statement	MEG	Haywood	30 min
Jul 20, 11:01 PM CDT	Special Weather Statement	MEG	Hardin	29 min
Jul 21, 12:50 AM CDT	Special Weather Statement	MEG	Haywood	25 min
Jul 21, 1:43 AM CDT	Special Weather Statement	MEG	Fayette	32 min
Jul 21, 2:28 AM CDT	Areal Flood Advisory	MEG	Fayette, Shelby, Tipton	3 hr
Jul 21, 2:35 AM CDT	Special Weather Statement	MEG	Fayette, Shelby	40 min
Jul 21, 2:53 AM CDT	Flash Flood Warning	MEG	Fayette, Shelby, Tipton	3 hr
Jul 21, 3:16 AM CDT	Special Weather Statement	MEG	Fayette	29 min
Jul 21, 12:14 PM CDT	Special Weather Statement	MEG	Shelby	31 min
Jul 21, 2:11 PM CDT	Flash Flood Warning	MEG	Shelby, Tipton	117 min
Jul 21, 3:20 PM CDT	Areal Flood Advisory	MEG	Decatur, Henderson	2 hr
Jul 21, 12:05 PM CDT	Severe Thunderstorm Warning	MEG	Cross, Lee, St. Francis	40 min
Jul 21, 12:25 PM CDT	Severe Thunderstorm Warning	MEG	Craighead, Crittenden, Cross, Poinsett	50 min
Jul 21, 12:42 PM CDT	Severe Thunderstorm Warning	MEG	Craighead, Crittenden, Cross, Lee, Mississippi, Poinsett and 1 more	48 min
Jul 21, 1:40 PM CDT	Areal Flood Advisory	MEG	Crittenden, Cross	113 min

Nearby

Special Weather Statements in Mississippi, 2023 Every special weather statement 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.