845
CDUS44 KMRX 112128
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
528 PM EDT THU SEP 11 2025
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 11 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 78 MM 93 2019 82 -4 87
MINIMUM 49 MM 42 1969 58 -9 50
1993
AVERAGE 64 70 -6 69
PRECIPITATION (IN)
TODAY 0.00 1.15 1989 0.09 -0.09 0.00
MONTH TO DATE 2.22 1.01 1.21 0.02
SINCE SEP 1 2.22 1.01 1.21 0.02
SINCE JAN 1 36.84 32.72 4.12 30.44
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 1 0 1 0
MONTH TO DATE 18 0 18 8
SINCE SEP 1 18 0 18 8
SINCE JUL 1 25 1 24 9
COOLING
TODAY 0 6 -6 4
MONTH TO DATE 11 75 -64 47
SINCE SEP 1 11 75 -64 47
SINCE JAN 1 1058 1017 41 1175
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 6 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 1.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1:00 AM
LOWEST 45 2:00 PM
AVERAGE 73
......................................................
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 94 2019
MINIMUM TEMPERATURE (F) 58 42 1940
1993
SUNRISE AND SUNSET
SEPTEMBER 11 2025.....SUNRISE 7:09 AM EDT SUNSET 7:42 PM EDT
SEPTEMBER 12 2025.....SUNRISE 7:10 AM EDT SUNSET 7:41 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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