Alert archive / Tennessee / Special Weather Statements in 2019

Special Weather Statement, NWS Memphis, TN

August 3, 2019Benton County, Tennessee

NWS Memphis, TN issued this special weather statement at Aug 3, 2019, 3:33 PM CDT for Benton County, Tennessee. It was in force for 42 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: Aug 3, 2019, 3:33 PM CDT (20:33 UTC)
Expired: Aug 3, 2019, 4:15 PM CDT
In force: 42 min
Issued by: NWS Memphis, TN

County Benton County, TN

The radar

The Ft Campbell radar (KHPX), 109 km from the middle of the area, began a volume at 20:35 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

Birmingham, AL (KBMX), launched 12:00Z, 8.6 hours before the alert went out and 329 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: 424 J/kg
Mixed-layer CIN: -89 J/kg
Mixed-layer LCL: 1072 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: -41 m²/s²
0-3 km storm-relative helicity: -7 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Aug 3, 2:51 PM CDT, 42 minutes earlier.

Area forecast discussion, Aug 3, 2:51 PM CDT, 42 minutes before

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Hazardous weather outlook, Aug 3, 3:44 AM CDT, 11 hours 49 minutes before

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In the hours before

Special weather statement, Aug 3, 3:31 PM CDT, 2 minutes before

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Special weather statement, Aug 3, 3:33 PM 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
Aug 3, 5:14 PM CDT	Special Weather Statement	MEG	Lee	31 min
Aug 3, 6:22 PM CDT	Areal Flood Advisory	MEG	Itawamba, Lee	113 min
Aug 3, 3:31 PM CDT	Special Weather Statement	MEG	Shelby	44 min
Aug 3, 4:44 PM CDT	Areal Flood Advisory	MEG	Benton	2 hr
Aug 3, 6:56 PM CDT	Special Weather Statement	MEG	Hardin	34 min

Nearby

Special Weather Statements in Tennessee, 2019 Every special weather statement in 2019

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.