Alert archive / Tennessee / Special Weather Statements in 2021

Special Weather Statement, NWS Memphis, TN

May 3, 2021Haywood County, Tennessee

NWS Memphis, TN issued this special weather statement at May 3, 2021, 4:48 AM CDT for Haywood County, Tennessee. It was in force for 27 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: May 3, 2021, 4:48 AM CDT (09:48 UTC)
Expired: May 3, 2021, 5:15 AM CDT
In force: 27 min
Issued by: NWS Memphis, TN

County Haywood County, TN

The radar

The Memphis radar (KNQA), 62 km from the middle of the area, began a volume at 09:48 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, 9.8 hours before the alert went out and 101 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: 36 J/kg
Mixed-layer CIN: -39 J/kg
Mixed-layer LCL: 777 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 59 m²/s²
0-3 km storm-relative helicity: 120 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

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 May 3, 4:17 AM CDT, 31 minutes earlier.

Area forecast discussion, May 3, 4:17 AM CDT, 31 minutes before

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Hazardous weather outlook, May 3, 4:25 AM CDT, 23 minutes before

Hazardous Weather Outlook
National Weather Service Memphis TN
425 AM CDT Mon May 3 2021

ARZ009-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001>017-
020>024-TNZ001>004-019>022-048>055-088>092-041130-
Alcorn-Benton MS-Benton TN-Calhoun-Carroll-Chester-Chickasaw-Clay-
Coahoma-Craighead-Crittenden-Crockett-Cross-DeSoto-Decatur-
Dunklin-Dyer-Fayette-Gibson-Greene-Hardeman-Hardin-Haywood-
Henderson-Henry-Itawamba-Lafayette-Lake-Lauderdale-Lee AR-Lee MS-
Madison-Marshall-McNairy-Mississippi-Monroe-Obion-Panola-Pemiscot-
Phillips-Poinsett-Pontotoc-Prentiss-Quitman-Shelby-St. Francis-
Tallahatchie-Tate-Tippah-Tipton-Tishomingo-Tunica-Union-Weakley-
Yalobusha-
425 AM CDT Mon May 3 2021

This hazardous weather outlook is for portions of East Arkansas...
the Missouri Bootheel...North Mississippi...and West Tennessee.

.DAY ONE...Today and Tonight

Strong to severe thunderstorms will be possible across the Mid
South late tonight. Damaging wind, very large hail and tornadoes
are possible. See website for additional details.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Strong to severe thunderstorm threat will continue into Tuesday.
Damaging wind, large hail and tornadoes are possible. See website
for additional details.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will likely be needed late tonight and Tuesday.
Please relay any information about observed severe weather to the
NWS while following all local, state, and CDC guidelines.

In the hours before

Special weather statement, May 3, 2:30 AM CDT, 2 hours 18 minutes before

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Special weather statement, May 3, 2:36 AM CDT, 2 hours 12 minutes before

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Local storm report, May 3, 3:02 AM CDT, 1 hour 46 minutes before

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Special weather statement, May 3, 3:06 AM CDT, 1 hour 42 minutes before

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Special weather statement, May 3, 3:35 AM CDT, 1 hour 13 minutes before

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Special weather statement, May 3, 4:48 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
May 2, 7:42 PM CDT	Tornado Warning	MEG	Calhoun, Chickasaw	48 min
May 2, 8:29 PM CDT	Tornado Warning	MEG	Calhoun, Chickasaw, Pontotoc	46 min
May 2, 9:13 PM CDT	Tornado Warning	MEG	Chickasaw, Lee, Pontotoc	47 min
May 2, 9:53 PM CDT	Tornado Warning EmergencyTornado observedCatastrophic damage threat	MEG	Itawamba, Lee, Prentiss, Tishomingo	52 min
May 2, 10:37 PM CDT	Tornado Warning Tornado observedConsiderable damage threat	MEG	Itawamba, Prentiss, Tishomingo	38 min
May 3, 12:12 AM CDT	Special Weather Statement	MEG	Lafayette	33 min
May 3, 12:38 AM CDT	Special Weather Statement	MEG	Tippah	37 min
May 3, 12:48 AM CDT	Special Weather Statement	MEG	Tunica	27 min
May 3, 12:49 AM CDT	Special Weather Statement	MEG	Pontotoc	26 min
May 3, 1:31 AM CDT	Special Weather Statement	MEG	DeSoto	29 min
May 3, 1:45 AM CDT	Severe Thunderstorm Warning	MEG	DeSoto, Marshall, Tate	45 min
May 3, 2:30 AM CDT	Special Weather Statement	MEG	Benton	30 min
May 3, 2:36 AM CDT	Special Weather Statement	MEG	Marshall	24 min
May 3, 5:57 AM CDT	Areal Flood Advisory	MEG	DeSoto	110 min
May 3, 12:05 PM CDT	Special Weather Statement	MEG	Clay	25 min
May 3, 12:23 PM CDT	Special Weather Statement	MEG	Monroe	37 min
May 3, 12:31 PM CDT	Special Weather Statement	MEG	Monroe	29 min
May 3, 1:01 PM CDT	Special Weather Statement	MEG	Monroe	29 min
May 3, 1:30 PM CDT	Special Weather Statement	MEG	Monroe	30 min
May 3, 3:06 AM CDT	Special Weather Statement	MEG	Chester, Hardeman	24 min
May 3, 3:35 AM CDT	Special Weather Statement	MEG	Chester	40 min
May 3, 4:58 AM CDT	Special Weather Statement	MEG	McNairy	32 min
May 3, 5:02 AM CDT	Areal Flood Advisory	MEG	Hardeman, Hardin, McNairy	3 hr
May 3, 7:01 AM CDT	Areal Flood Advisory	MEG	Haywood, Madison, Tipton	119 min
May 3, 7:54 AM CDT	Areal Flood Advisory	MEG	Decatur, Henderson, Madison	2 hr
May 3, 8:21 AM CDT	Special Weather Statement	MEG	Hardeman	24 min

Nearby

Special Weather Statements in Tennessee, 2021 Every special weather statement in 2021

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.