Alert archive / Tennessee / Tornado Warnings in 2017
Tornado Warning 70, NWS Memphis, TN
NWS Memphis, TN issued this tornado warning at Oct 7, 2017, 8:01 PM CDT for Henry County, Tennessee. It was in force for 16 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
- Oct 7, 2017, 8:01 PM CDT (01:01 UTC)
- Expired
- Oct 7, 2017, 8:17 PM CDT
- In force
- 16 min
- Issued by
- NWS Memphis, TN
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
County Henry County, TN
The radar
The Paducah radar (KPAH), 85 km from the middle of the area, began a volume at 01:04 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
Nashville Metro, TN (KBNA), launched 00:00Z, 1.0 hours before the alert went out and 156 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.
- Mixed-layer CAPE
- 132 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 1124 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 202 m²/s²
- 0-3 km storm-relative helicity
- 257 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 2.3
The text
As transmitted.
688
WFUS54 KMEG 080101
TORMEG
TNC079-080130-
/O.NEW.KMEG.TO.W.0070.171008T0101Z-171008T0130Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Memphis TN
801 PM CDT SAT OCT 7 2017
The National Weather Service in Memphis has issued a
* Tornado Warning for...
Northwestern Henry County in western Tennessee...
* Until 830 PM CDT
* At 801 PM CDT, a severe thunderstorm producing a tornado was
located near Cottage Grove, or 7 miles northwest of Paris, moving
northeast at 30 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This tornadic thunderstorm will remain over mainly rural areas of
northwestern Henry County, including the following locations:
Foundry Hill, Puryear, Conyersville, Osage and Whitlock.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a storm shelter or an interior room on the
lowest floor of a sturdy building. Avoid windows. If you are
outdoors, in a mobile home, or in a vehicle, move to the closest
substantial shelter and protect yourself from flying debris.
&&
LAT...LON 3638 8816 3630 8845 3636 8849 3650 8833
3650 8827
TIME...MOT...LOC 0101Z 233DEG 25KT 3635 8843
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
JOHNSON1 follow-up statement
808
WWUS54 KMEG 080117
SVSMEG
Severe Weather Statement
National Weather Service Memphis TN
817 PM CDT SAT OCT 7 2017
TNC079-080127-
/O.CAN.KMEG.TO.W.0070.000000T0000Z-171008T0130Z/
Henry TN-
817 PM CDT SAT OCT 7 2017
...THE TORNADO WARNING FOR NORTHWESTERN HENRY COUNTY IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and is no longer producing a tornado. Therefore, the warning
has been cancelled.
LAT...LON 3638 8816 3630 8845 3636 8849 3650 8833
3650 8827
TIME...MOT...LOC 0115Z 233DEG 25KT 3642 8832
$$Nearby
Tornado Warnings in Tennessee, 2017Every tornado warning in 2017Tornadoes in 2017
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.