Climatological Report (Daily)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
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CDUS44 KMRX 202110
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
510 PM EDT SUN SEP 20 2026
...................................
...THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 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 90 3:10 PM 91 1955 80 10 87
1965
MINIMUM 63 6:49 AM 42 1981 55 8 57
AVERAGE 77 67 10 72
PRECIPITATION (IN)
TODAY 0.00 1.45 1957 0.09 -0.09 0.43
MONTH TO DATE 0.71 1.89 -1.18 2.65
SINCE SEP 1 0.71 1.89 -1.18 2.65
SINCE JAN 1 30.22 33.60 -3.38 37.27
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 8 -8 17
SINCE SEP 1 0 8 -8 17
SINCE JUL 1 0 9 -9 24
COOLING
TODAY 12 4 8 7
MONTH TO DATE 246 116 130 41
SINCE SEP 1 246 116 130 41
SINCE JAN 1 1370 1058 312 1088
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 1.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 2:00 AM
LOWEST 52 3:00 PM
AVERAGE 76
..........................................................
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 79 93 1955
MINIMUM TEMPERATURE (F) 55 39 1938
1956
2006
SUNRISE AND SUNSET
SEPTEMBER 20 2026.....SUNRISE 7:16 AM EDT SUNSET 7:29 PM EDT
SEPTEMBER 21 2026.....SUNRISE 7:17 AM EDT SUNSET 7:28 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$