845
FXUS64 KMRX 210539
AFDMRX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MORRISTOWN TN
139 AM EDT WED OCT 21 2026
..NEW DISCUSSION, AVIATION
KEY MESSAGES
UPDATED AT 137 AM EDT WED OCT 21 2026
- DRY WEATHER DOMINATES THE FORECAST PERIOD, WITH COOL MORNINGS
AND PLEASANT AFTERNOONS EACH DAY. AFTERNOON RELATIVE HUMIDITY
WILL REMAIN ON THE LOWER SIDE AS WELL.
DISCUSSION
ISSUED AT 137 AM EDT WED OCT 21 2026
MORNING FOG ALONG RIVERS AND LAKES WILL BE POSSIBLE AGAIN DURING THE
LATE NIGHT INTO EARLY MORNING HOURS TODAY, AS COOL AIR SETTLES OVER
THE WARM WATERS.
A LARGE UPPER RIDGE TO OUR WEST WILL GRADUALLY SHIFT EASTWARD DURING
THE PERIOD AND SURFACE HIGH PRESSURE TO OUR NORTH AND NORTHEAST WILL
EXTEND INTO OUR AREA, KEEPING OUR WEATHER DRY THROUGH NEXT TUESDAY.
WE WILL SEE COOL NIGHTS AND PLEASANT AFTERNOONS WITH HIGH
TEMPERATURES EACH DAY NOT FAR EITHER SIDE OF SEASONAL NORMALS. WE
WILL ALSO SEE LOW RELATIVE HUMIDITY VALUES DURING THE AFTERNOON
HOURS.
AVIATION
(06Z TAFS)
ISSUED AT 137 AM EDT WED OCT 21 2026
VFR TAFS, A VERY LOW CHANCE FOR RIVER FOG AGAIN THIS MORNING, BUT
KEPT IT OUT OF THE TAFS. CLEAR TO MOSTLY CLEAR SKIES WITH LIGHT
WINDS.
PRELIMINARY POINT TEMPS/POPS
CHATTANOOGA AIRPORT, TN 74 49 74 49 / 0 0 0 0
KNOXVILLE MCGHEE TYSON AIRPORT, TN 74 46 73 46 / 0 0 0 0
OAK RIDGE, TN 74 47 73 46 / 0 0 0 0
TRI CITIES AIRPORT, TN 71 42 70 41 / 0 0 0 0
MRX WATCHES/WARNINGS/ADVISORIES
NC...NONE.
TN...NONE.
VA...NONE.
DISCUSSION...99
AVIATION...WELLINGTON
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