Alert archive / Tennessee / Wind Advisories in 2023

Wind Advisory 12, NWS Memphis, TN

April 1, 202314 counties in Tennessee; 4 counties in Arkansas

NWS Memphis, TN issued this wind advisory at Apr 1, 2023, 3:24 AM CDT for 14 counties in Tennessee; 4 counties in Arkansas. It took effect at Apr 1, 2023, 7:00 AM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued: Apr 1, 2023, 3:24 AM CDT (08:24 UTC)
In effect from: Apr 1, 2023, 7:00 AM CDT
Expired: Apr 1, 2023, 2:00 PM CDT
In force: 7 hr
Issued by: NWS Memphis, TN

Counties Clay County, AR, Craighead County, AR, Greene County, AR, Mississippi County, AR, Benton County, TN, Carroll County, TN, Crockett County, TN, Decatur County, TN, Dyer County, TN, Gibson County, TN, Haywood County, TN, Henderson County, TN, Henry County, TN, Lake County, TN, Lauderdale County, TN, Madison County, TN, Obion County, TN, Weakley County, TN

The radar

The Memphis radar (KNQA), 93 km from the middle of the area, began a volume at 08:24 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 00:00Z, 8.4 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: 668 J/kg
Mixed-layer CIN: -59 J/kg
Mixed-layer LCL: 1086 m above ground
0-6 km bulk shear: 75 kt
0-1 km storm-relative helicity: 234 m²/s²
0-3 km storm-relative helicity: 244 m²/s²
Significant tornado parameter: 0.9
Supercell composite: 6.3

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this wind advisory 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 wind advisory went out at Apr 1, 3:14 AM CDT, 10 minutes earlier.

Area forecast discussion, Apr 1, 3:14 AM CDT, 10 minutes before

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In the hours before

Special weather statement, Apr 1, 1:20 AM CDT, 2 hours 4 minutes before

Special Weather Statement
National Weather Service Memphis TN
120 AM CDT Sat Apr 1 2023

MSZ021>023-010645-
Calhoun MS-Yalobusha MS-Chickasaw MS-
120 AM CDT Sat Apr 1 2023

...A strong thunderstorm will impact portions of western Chickasaw,
southeastern Yalobusha and Calhoun Counties through 145 AM CDT...

At 120 AM CDT, Doppler radar was tracking a strong thunderstorm 9
miles east of Coffeeville, or 17 miles south of Water Valley, moving
east at 55 mph.

HAZARD...Wind gusts of 50 to 55 mph.

SOURCE...Radar indicated.

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

Locations impacted include...
Houston, Bruce, Calhoun City, Vardaman, Derma, Pittsboro, Pyland,
Houlka, New Houlka, Big Creek, Thorn, Reid, Loyd, Ellard, Thelma,
Atlanta, Tyson, Gums, Retreat and Spearman.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

A Tornado Watch remains in effect until 700 AM CDT for northeastern
and northwestern Mississippi.

&&

LAT...LON 3382 8951 3387 8951 3387 8964 3405 8963
      3407 8901 3379 8904
TIME...MOT...LOC 0620Z 266DEG 49KT 3393 8954

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH

Special weather statement, Apr 1, 1:55 AM CDT, 1 hour 29 minutes before

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Local storm report, Apr 1, 2:14 AM CDT, 1 hour 10 minutes before

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Local storm report, Apr 1, 2:33 AM CDT, 51 minutes before

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Special weather statement, Apr 1, 2:58 AM CDT, 26 minutes before

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Special weather statement, Apr 1, 3:20 AM CDT, 4 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
Mar 31, 7:09 PM CDT	Tornado Warning Tornado observedConsiderable damage threat	MEG	DeSoto, Tate, Tunica	51 min
Mar 31, 7:35 PM CDT	Tornado Warning Tornado observedConsiderable damage threat	MEG	DeSoto, Tate, Tunica	40 min
Mar 31, 8:06 PM CDT	Tornado Warning	MEG	Benton, DeSoto, Marshall	39 min
Mar 31, 8:38 PM CDT	Tornado Warning Tornado observedConsiderable damage threat	MEG	Benton, Marshall, Tippah	37 min
Mar 31, 8:42 PM CDT	Tornado Warning	MEG	Tunica	33 min
Mar 31, 9:08 PM CDT	Tornado Warning	MEG	DeSoto, Tunica	37 min
Mar 31, 9:34 PM CDT	Tornado Warning	MEG	DeSoto, Marshall	41 min
Mar 31, 10:07 PM CDT	Tornado Warning	MEG	Marshall	23 min
Mar 31, 10:20 PM CDT	Tornado Warning	MEG	Coahoma, Panola, Quitman, Tunica	25 min
Mar 31, 10:34 PM CDT	Tornado Warning	MEG	Coahoma, Panola, Quitman	41 min
Mar 31, 10:41 PM CDT	Tornado Warning	MEG	Coahoma, Panola, Quitman	34 min
Mar 31, 11:09 PM CDT	Tornado Warning	MEG	Lafayette, Marshall, Panola, Tate	16 min
Mar 31, 11:12 PM CDT	Tornado Warning	MEG	Lafayette, Panola, Quitman	15 min
Mar 31, 11:19 PM CDT	Areal Flood Advisory	MEG	Benton, DeSoto, Marshall	3 hr
Mar 31, 11:39 PM CDT	Tornado Warning	MEG	Lafayette, Panola	18 min
Mar 31, 11:45 PM CDT	Severe Thunderstorm Warning Considerable damage threat	MEG	Alcorn, Benton, Tippah	45 min
Apr 1, 12:39 AM CDT	Severe Thunderstorm Warning	MEG	Itawamba, Lee, Prentiss, Tishomingo, Union	51 min
Apr 1, 12:46 AM CDT	Tornado Warning	MEG	Itawamba, Lee, Prentiss, Tishomingo, Union	44 min
Apr 1, 12:53 AM CDT	Severe Thunderstorm Warning Considerable damage threat	MEG	Calhoun, Lafayette, Lee, Pontotoc	52 min
Apr 1, 12:58 AM CDT	Tornado Warning	MEG	Lee, Pontotoc	47 min
Apr 1, 1:17 AM CDT	Special Weather Statement	MEG	Tishomingo	13 min
Apr 1, 1:19 AM CDT	Tornado Warning	MEG	Itawamba, Tishomingo	20 min
Apr 1, 1:20 AM CDT	Special Weather Statement	MEG	Calhoun	25 min
Apr 1, 1:33 AM CDT	Tornado Warning Tornado observedConsiderable damage threat	MEG	Itawamba, Lee	42 min
Apr 1, 1:39 AM CDT	Severe Thunderstorm Warning	MEG	Calhoun, Chickasaw	51 min
Apr 1, 1:46 AM CDT	Tornado Warning	MEG	Calhoun, Chickasaw, Monroe	44 min
Apr 1, 1:55 AM CDT	Special Weather Statement	MEG	Pontotoc	35 min
Apr 1, 2:21 AM CDT	Severe Thunderstorm Warning	MEG	Chickasaw, Lee, Monroe	39 min
Apr 1, 2:58 AM CDT	Special Weather Statement	MEG	Monroe	17 min
Apr 1, 3:20 AM CDT	Special Weather Statement	MEG	Monroe	25 min
Apr 1, 2:13 PM CDT	Wind Advisory	MEG	Alcorn, Prentiss, Tippah, Tishomingo	4 hr
Mar 31, 7:28 PM CDT	Tornado Warning	MEG	Benton, Carroll	10 min
Mar 31, 8:31 PM CDT	Special Weather Statement	MEG	Lauderdale	29 min
Mar 31, 9:14 PM CDT	Tornado Warning Considerable damage threat	MEG	Chester, Hardeman, Hardin, McNairy	46 min
Mar 31, 9:15 PM CDT	Severe Thunderstorm Warning	MEG	Crockett, Gibson, Haywood	45 min
Mar 31, 9:44 PM CDT	Tornado Warning	MEG	Chester, Decatur, Hardin, Henderson, McNairy	30 min
Mar 31, 9:45 PM CDT	Tornado Warning	MEG	Carroll, Crockett, Gibson, Haywood	45 min
Mar 31, 10:03 PM CDT	Severe Thunderstorm Warning	MEG	Fayette, Shelby	27 min
Mar 31, 10:09 PM CDT	Tornado Warning	MEG	Benton, Carroll, Henry	51 min
Mar 31, 10:16 PM CDT	Tornado Warning	MEG	Benton, Henry	22 min
Mar 31, 10:22 PM CDT	Severe Thunderstorm Warning	MEG	Fayette, Hardeman	53 min
Mar 31, 10:26 PM CDT	Severe Thunderstorm Warning	MEG	Carroll, Crockett, Gibson, Madison	33 min
Mar 31, 10:51 PM CDT	Tornado Warning	MEG	Chester, Hardeman, McNairy	39 min
Mar 31, 10:52 PM CDT	Severe Thunderstorm Warning	MEG	Benton, Carroll, Henderson	38 min
Mar 31, 10:54 PM CDT	Special Weather Statement	MEG	Fayette, Hardeman	36 min
Mar 31, 11:00 PM CDT	Severe Thunderstorm Warning	MEG	Fayette, Hardeman	45 min
Mar 31, 11:21 PM CDT	Tornado Warning Tornado observedConsiderable damage threat	MEG	Chester, Decatur, Hardin, Henderson, McNairy	39 min
Mar 31, 11:25 PM CDT	Special Weather Statement	MEG	Henderson	35 min
Mar 31, 11:26 PM CDT	Severe Thunderstorm Warning Considerable damage threat	MEG	Chester, Hardeman, McNairy	34 min
Mar 31, 11:29 PM CDT	Special Weather Statement	MEG	Benton	16 min
Mar 31, 11:41 PM CDT	Severe Thunderstorm Warning	MEG	Benton, Decatur	19 min
Mar 31, 11:56 PM CDT	Severe Thunderstorm Warning Considerable damage threat	MEG	Chester, Decatur, Hardin, Henderson, McNairy	49 min
Apr 1, 12:22 AM CDT	Severe Thunderstorm Warning Considerable damage threat	MEG	Hardin, McNairy	22 min

Nearby

Wind Advisories in Tennessee, 2023 Wind Advisories in Arkansas, 2023 Every wind advisory 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.