Alert archive / Tennessee / Special Weather Statements in 2016

Special Weather Statement, NWS Memphis, TN

July 31, 2016Lake County, Tennessee; Pemiscot County, Missouri

NWS Memphis, TN issued this special weather statement at Jul 31, 2016, 4:51 PM CDT for Lake County, Tennessee; Pemiscot County, Missouri. It was in force for 39 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 31, 2016, 4:51 PM CDT (21:51 UTC)
Expired: Jul 31, 2016, 5:30 PM CDT
In force: 39 min
Issued by: NWS Memphis, TN

Counties Pemiscot County, MO, Lake County, TN

The radar

The Memphis radar (KNQA), 108 km from the middle of the area, began a volume at 21:52 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

Springfield, MO (KSGF), launched 12:00Z, 9.9 hours before the alert went out and 386 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: 1051 J/kg
Mixed-layer CIN: -79 J/kg
Mixed-layer LCL: 986 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 184 m²/s²
0-3 km storm-relative helicity: 201 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 Jul 31, 3:07 PM CDT, 1 hour 44 minutes earlier.

Area forecast discussion, Jul 31, 3:07 PM CDT, 1 hour 44 minutes before

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Hazardous weather outlook, Jul 31, 4:37 AM CDT, 12 hours 14 minutes before

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In the hours before

Special weather statement, Jul 31, 4:10 PM CDT, 41 minutes before

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Special weather statement, Jul 31, 4:32 PM CDT, 19 minutes before

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Special weather statement, Jul 31, 4:51 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
Jul 30, 8:37 PM CDT	Special Weather Statement	MEG	Coahoma	38 min
Jul 30, 9:36 PM CDT	Special Weather Statement	MEG	Tallahatchie	24 min
Jul 30, 7:49 PM CDT	Special Weather Statement	MEG	Phillips	41 min
Jul 31, 4:56 PM CDT	Special Weather Statement	MEG	Mississippi	49 min
Jul 31, 4:10 PM CDT	Special Weather Statement	MEG	Pemiscot	50 min
Jul 31, 4:32 PM CDT	Special Weather Statement	MEG	Dunklin	43 min

Nearby

Special Weather Statements in Tennessee, 2016 Special Weather Statements in Missouri, 2016 Every special weather statement in 2016

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.