Climatological Report (Daily)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
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772
CDUS44 KMRX 180900
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
500 AM EDT TUE AUG 18 2026
...................................
...THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR AUGUST 17 2026...
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)
YESTERDAY
MAXIMUM 92 3:41 PM 100 1988 86 6 88
MINIMUM 66 6:08 AM 49 1979 63 3 65
AVERAGE 79 75 4 77
PRECIPITATION (IN)
YESTERDAY 0.66 2.56 2021 0.11 0.55 0.00
MONTH TO DATE 3.62 2.28 1.34 3.76
SINCE JUN 1 14.27 11.20 3.07 16.24
SINCE JAN 1 28.19 30.23 -2.04 33.13
SNOWFALL (IN)
YESTERDAY 0.0 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 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
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 3 7 -4 2
SINCE JUL 1 0 0 0 0
COOLING
YESTERDAY 14 10 4 12
MONTH TO DATE 211 170 41 155
SINCE JUN 1 832 722 110 843
SINCE JAN 1 981 817 164 958
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 3.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 3:00 AM
LOWEST 52 3:00 PM
AVERAGE 76
..........................................................
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 101 1988
MINIMUM TEMPERATURE (F) 63 53 1943
SUNRISE AND SUNSET
AUGUST 18 2026........SUNRISE 6:50 AM EDT SUNSET 8:16 PM EDT
AUGUST 19 2026........SUNRISE 6:51 AM EDT SUNSET 8:15 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$