912
FXUS64 KMRX 111933
AFDMRX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MORRISTOWN TN
333 PM EDT THU SEP 11 2025
..NEW UPDATE
UPDATE
ISSUED AT 323 PM EDT THU SEP 11 2025
SOME SHOWERS HAVE DEVELOPED IN THE CUMBERLAND PLATEAU AND NEAR
SOUTHWEST VIRGINIA AND NORTHEAST TENNESSEE WHERE A ROBUST CU FIELD
CAN BE SEEN ON SATELLITE. THIS ACTIVITY WILL LAST A FEW HOURS AND
DISSIPATE BEFORE SUNSET.
DISCUSSION
ISSUED AT 129 PM EDT THU SEP 11 2025
KEY MESSAGES:
1. MOSTLY CLEAR AND DRY CONDITIONS CONTINUE THROUGH THE WEEKEND WITH
HIGH PRESSURE IN CONTROL.
2. GRADUAL WARMING TREND INTO THE WEEKEND. THIS WEEKEND AND EARLY
NEXT WEEK WILL HAVE ABOVE NORMAL TEMPS.
3. A SLIGHT CHANCE FOR AFTERNOON SHOWERS AND STORMS EARLY NEXT WEEK
MAINLY IN THE HIGHER ELEVATIONS OF THE EAST TENNESSEE MOUNTAINS.
DISCUSSION:
DRY WEATHER WILL CONTINUE THROUGH AT LEAST THE WEEKEND AS HIGH
PRESSURE REMAINS IN PLACE. SOME FOG WILL BE POSSIBLE IN THE MORNING
HOURS MAINLY NEAR RIVERS AND LAKES. STARTING FRIDAY, A RIDGE WILL
BUILD INTO THE MISSISSIPPI AND TENNESSEE VALLEYS. THIS RIDGE WILL
REMAIN IN PLACE THROUGH AT LEAST THE WEEKEND, BRINGING A WARMING
TREND. ABOVE NORMAL TEMPERATURES ARE EXPECTED THIS WEEKEND AND EARLY
NEXT WEEK WITH HIGHS IN THE UPPER 80S FOR MOST OF THE TENNESSEE
VALLEY BY MONDAY AND TUESDAY.
BY EARLY NEXT WEEK, A TROUGH WILL FORM AND LINGER OVER THE MID-
ATLANTIC. THERE WILL BE A SLIGHT CHANCE FOR AFTERNOON SHOWERS AND
STORMS EARLY NEXT WEEK MAINLY IN THE HIGHER ELEVATIONS OF THE
EAST TENNESSEE MOUNTAINS. OVERALL, RAIN CHANCES WILL REMAIN LOW.
AVIATION
(18Z TAFS)
ISSUED AT 129 PM EDT THU SEP 11 2025
VFR CONDITIONS WILL PREVAIL. THERE IS A CHANCE FOR PATCHY FOG IN
THE MORNING HOURS MAINLY NEAR TRI BUT CONFIDENCE IS TOO LOW TO
INCLUDE IN THE TAF AT THIS TIME. WINDS WILL BE LIGHT AND
NORTHERLY.
PRELIMINARY POINT TEMPS/POPS
CHATTANOOGA AIRPORT, TN 63 87 59 88 / 0 0 0 0
KNOXVILLE MCGHEE TYSON AIRPORT, TN 59 84 57 84 / 0 0 0 0
OAK RIDGE, TN 59 84 57 85 / 0 0 0 0
TRI CITIES AIRPORT, TN 52 80 54 82 / 0 0 0 0
MRX WATCHES/WARNINGS/ADVISORIES
NC...NONE.
TN...NONE.
VA...NONE.
DISCUSSION...MCD
AVIATION...MCD
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