144
CDUS44 KMRX 152128
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
528 PM EDT MON SEP 15 2025
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 15 2025
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1937 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 83 3:54 PM 92 2016 81 2 84
MINIMUM 55 6:24 AM 40 1985 57 -2 60
AVERAGE 69 69 0 72
PRECIPITATION (IN)
TODAY 0.00 1.93 1981 0.10 -0.10 0.00
MONTH TO DATE 2.22 1.41 0.81 0.13
SINCE SEP 1 2.22 1.41 0.81 0.13
SINCE JAN 1 36.84 33.12 3.72 30.55
SNOWFALL (IN)
TODAY 0.0 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 17 3 14 8
SINCE SEP 1 17 3 14 8
SINCE JUL 1 24 4 20 9
COOLING
TODAY 4 5 -1 7
MONTH TO DATE 21 95 -74 74
SINCE SEP 1 21 95 -74 74
SINCE JAN 1 1068 1037 31 1202
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 0.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 41 3:00 PM
AVERAGE 71
......................................................
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 92 1955
2019
MINIMUM TEMPERATURE (F) 57 42 1985
2000
2001
SUNRISE AND SUNSET
SEPTEMBER 15 2025.....SUNRISE 7:12 AM EDT SUNSET 7:36 PM EDT
SEPTEMBER 16 2025.....SUNRISE 7:13 AM EDT SUNSET 7:35 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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