Tennessee, 2015

Damaging Winds in Tennessee, July 7, 2015

July 7, 2015 · NWS MEG · 2 events in 2 counties and zones

An upper level trough remained over the Mid-South during the time period of July 6th to July 7th, 2015. As a result, showers and thunderstorms developed in association with the trough.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
$5,000
Crop damage
None recorded
Events
2

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS MEG wrote it up.

An upper level trough remained over the Mid-South during the time period of July 6th to July 7th, 2015. As a result, showers and thunderstorms developed in association with the trough. Some storms became severe producing damaging winds.

What forecasters said that day

The local office's own words before the first event, 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 the first event at Jul 6, 11:16 PM CST, 2 hours 21 minutes earlier.

Area forecast discussion, Jul 6, 11:16 PM CST, 2 hours 21 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MEMPHIS TN
1216 AM CDT TUE JUL 7 2015

.UPDATE...AVIATION DISCUSSION.

&&

.PREV DISCUSSION... /ISSUED 900 PM CDT MON JUL 6 2015/

UPDATE...

A PERSISTENT BUT RELATIVELY SMALL AREA OF SHOWERS AND
THUNDERSTORMS HAS BEEN MOVING SLOWLY EAST NORTHEASTWARD ACROSS
PORTIONS OF NORTHEAST AR AND IS EXPECTED TO SLOWLY MOVE INTO THE
PORTIONS OF THE MISSOURI BOOTHEEL THIS EVENING. THE ATMOSPHERE IS
VERY MOIST THROUGH THIS AREA. THE 00Z SOUNDING INDICATED A
PRECIPITABLE WATER VALUE OF 1.74 INCHES. SURFACE DEW POINTS ARE
IN THE LOWER AND MIDDLE 70S. WITH THE SLOW MOVEMENT...LOCALLY
HEAVY RAINFALL AND LOCALIZED FLASH FLOODING IS POSSIBLE. UPDATED
THE HAZARDOUS WEATHER OUTLOOK TO MENTION THIS THREAT. ALSO...HAVE
ALREADY UPDATED THE ZONE FORECASTS AND GRIDS TO INCREASE THE POPS
THROUGH THIS AREA...AND ADJUSTED THE QPF GRIDS FOR THIS EVENING. THE
HRRR SHOWS THIS AREA OF CONVECTION GRADUALLY WEAKENING OVER THE NEXT
FEW HOURS...BUT AFTER MIDNIGHT ADDITIONAL CONVECTION IS EXPECTED TO
DEVELOP MAINLY ALONG AND NORTH OF INTERSTATE 40.

JCL

DISCUSSION...   /ISSUED 340 PM CDT MON JUL 6 2015/

WARM AND HUMID CONDITIONS REMAIN ACROSS THE MID SOUTH THIS
AFTERNOON WITH ONLY ISOLATED SHOWERS DEVELOPING DURING THE DIURNAL
MAXIMUM OF THE AFTERNOON. MOST LOCATIONS SHOULD REMAIN DRY INTO
THIS EVENING AS THE MID SOUTH REMAINS POSITIONED BETWEEN WEATHER
SYSTEMS.

A SHORTWAVE OVER THE SOUTHERN PLAINS WILL MOVE EAST ACROSS THE
MID SOUTH LATER TONIGHT. A STRENGTHENING LOW LEVEL JET ASSOCIATED
WITH THIS UPPER LEVEL FEATURE WILL NOSE INTO THE AREA AND HELP TO
INITIATE SCATTERED SHOWERS AND THUNDERSTORMS...MAINLY AFTER
MIDNIGHT ALONG AND NORTH OF INTERSTATE 40. THIS SHORTWAVE WILL
MOVE EAST TUESDAY MORNING WITH ANY LINGERING CONVECTION ACROSS
NORTHWEST TENNESSEE COMING TO AN END.

ANOTHER SHORTWAVE WILL MOVE BY TO OUR NORTH BY TUESDAY AFTERNOON
AS A COLD FRONT DROPS SOUTH TO THE VICINITY OF OUR NORTHERN CWA
BORDER. ADDITIONAL SHOWERS AND THUNDERSTORMS SHOULD FORM TUESDAY
AFTERNOON AND CONTINUE INTO TUESDAY NIGHT...MAINLY ACROSS
NORTHERN AREAS. AS MLCAPES EXCEED 2000 J/KG AND DEEP LAYER SHEAR
RANGES BETWEEN 20-30 KTS...THERE MAY BE A STRONGER STORM OR TWO
DEVELOP. AT THIS TIME...IT DOES NOT APPEAR THAT WIDESPREAD SEVERE
WEATHER WILL OCCUR. THERE MAY BE AN INCREASING THREAT FOR HEAVY
RAINFALL AS STORMS TEND TO MOVE REPEATEDLY OVER THE SAME AREAS.
THIS WILL NEED TO BE MONITORED FOR ANY POTENTIAL FLASH FLOOD
POTENTIAL.

THE FRONT WILL BEGIN TO LIFT BACK NORTHWARD ON WEDNESDAY AS
SHORTWAVE RIDGING DEVELOPS AHEAD OF ANOTHER SHORTWAVE EJECTING
NORTHEASTWARD OUT OF THE SOUTHERN PLAINS. THIS SHOULD LOWER POPS
AREAWIDE AND CONFINE CHANCES FOR STORMS TO OUR FAR NORTHERN AREAS.
THESE STORM CHANCES SHOULD CONTINUE INTO WEDNESDAY NIGHT ACROSS
OUR NORTHWEST ZONES AS THE SHORTWAVE CLIPS THESE AREAS.

FOR THURSDAY INTO NEXT WEEKEND....UPPER LEVEL RIDGING BUILDS
STRONG OVER THE AREA WITH A RETURN TO MORE TYPICAL MID JULY SUMMER
WEATHER. SEASONABLY HOT AND MAINLY DRY CONDITIONS CAN BE EXPECTED
THROUGH THIS PORTION OF THE EXTENDED FORECAST PERIOD.

THE UPPER RIDGE WILL RETROGRADE WESTWARD BY THE END OF THE WEEKEND
WITH A RETURN TO NORTHWEST FLOW AND A SERIES OF DISTURBANCES
HELPING TO INCREASE STORM CHANCES ACROSS THE NORTHEASTERN PORTIONS
OF THE MID SOUTH.

JLH

&&

.AVIATION...06Z TAF CYCLE

VFR CONDITIONS SHOULD PREVAIL FOR MOST OF THE FORECAST PERIOD.
SOME LOW CLOUDS MAY MOVE INTO THE KTUP AREA AROUND SUNRISE TUESDAY
MORNING. ISOLATED TO SCATTERED THUNDERSTORMS WILL TRACK ACROSS
WEST TENNESSEE...LIKELY IMPACTING MKL BEFORE SUNRISE. BRIEF IFR
VIS DUE TO HEAVY RAIN IS POSSIBLE ALONG WITH GUSTY WIND.
PREVAILING WINDS WILL BE FROM THE SOUTH TO SOUTHWEST 5-15
KT...STRONGEST DURING DAYTIME HOURS.

JDS

&&

.MEG WATCHES/WARNINGS/ADVISORIES...
AR...NONE.
MO...NONE.
MS...NONE.
TN...NONE.
&&
Hazardous weather outlook, Jul 6, 7:50 PM CST, 5 hours 47 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE MEMPHIS TN
850 PM CDT MON JUL 6 2015

ARZ008-009-017-018-026>028-035-036-048-049-058-MOZ113-115-
MSZ001>017-020>024-TNZ001>004-019>022-048>055-088>092-080400-
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-LAWRENCE-
LEE AR-LEE MS-MADISON-MARSHALL-MCNAIRY-MISSISSIPPI-MONROE-OBION-
PANOLA-PEMISCOT-PHILLIPS-POINSETT-PONTOTOC-PRENTISS-QUITMAN-
RANDOLPH-SHELBY-ST. FRANCIS-TALLAHATCHIE-TATE-TIPPAH-TIPTON-
TISHOMINGO-TUNICA-UNION-WEAKLEY-YALOBUSHA-
850 PM CDT MON JUL 6 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST ARKANSAS...
THE MISSOURI BOOTHEEL...NORTH MISSISSIPPI...AND WEST TENNESSEE.

.DAY ONE...TONIGHT

LOCALLY HEAVY RAIN IS POSSIBLE ACROSS PORTIONS OF NORTHEAST
ARKANSAS INCLUDING AROUND JONESBORO AND PORTIONS OF THE MISSOURI
BOOTHEEL THAT MAY CAUSE LOCALIZED FLASH FLOODING.

A FEW STRONG THUNDERSTORMS WILL BE POSSIBLE LATE TONIGHT ACROSS
AREAS NORTH OF INTERSTATE 40. GUSTY WINDS AND HEAVY RAINFALL WILL
BE POSSIBLE WITH THE STRONGEST STORMS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

A FEW STRONG THUNDERSTORMS WILL BE POSSIBLE FROM TUESDAY AFTERNOON
THROUGH WEDNESDAY. THE PRIMARY THREATS WILL BE STRONG WIND GUSTS
AND HEAVY RAINFALL.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED AT THIS TIME.

JCL

The radar

The Paducah radar (KPAH), 74 km away, was scanning. The volume nearest the first event began at 07:36 UTC.

Open the radar archive at this moment

Event by event

2 thunderstorm wind. Local standard time, as filed.

Thunderstorm Wind, Obion

When
July 7, 1:37 AM CST to 1:45 AM CST
Where
Obion County, 2.17 mi NNW of Union City to 1.1 mi SSE of Union City
Measured
50 kt (58 mph) estimated gust
Reported by
Broadcast Media
Coordinates
36.450, -89.063

Straight line winds knocked down trees in Union City.

Thunderstorm Wind, Carroll

When
July 7, 3:30 PM CST to 3:35 PM CST
Where
Carroll County, Trezevant to 1.23 mi SSE of Trezevant
Measured
50 kt (58 mph) estimated gust
Property damage
$5,000
Reported by
Broadcast Media
Coordinates
36.020, -88.630

Straight line winds knocked a tree on a house. In addition, a tree limb fell through a windshield of a truck.

What these are

Thunderstorm Wind
Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Tennessee in 2015Every state in 2015This day in weather historyWarnings in Tennessee, July 2015

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 596516, 596518.