186
CDUS44 KMRX 172130
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
530 PM EDT THU SEP 17 2026
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 2026
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1937 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 93R 3:59 PM 92 1954 81 12 80
MINIMUM 63 6:08 AM 37 2000 56 7 53
AVERAGE 78 68 10 67
PRECIPITATION (IN)
TODAY 0.00 2.37 2004 0.10 -0.10 0.00
MONTH TO DATE 0.40 1.61 -1.21 2.22
SINCE SEP 1 0.40 1.61 -1.21 2.22
SINCE JAN 1 29.91 33.32 -3.41 36.84
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 0 5 -5 17
SINCE SEP 1 0 5 -5 17
SINCE JUL 1 0 6 -6 24
COOLING
TODAY 13 4 9 2
MONTH TO DATE 205 104 101 26
SINCE SEP 1 205 104 101 26
SINCE JAN 1 1329 1046 283 1073
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 0.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 2:00 AM
LOWEST 42 3:00 PM
AVERAGE 71
......................................................
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 93 1954
MINIMUM TEMPERATURE (F) 56 39 1943
SUNRISE AND SUNSET
SEPTEMBER 17 2026.....SUNRISE 7:14 AM EDT SUNSET 7:34 PM EDT
SEPTEMBER 18 2026.....SUNRISE 7:14 AM EDT SUNSET 7:32 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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