Climatological Report (Daily)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
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905
CDUS44 KMRX 182119
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
519 PM EDT MON AUG 18 2025
...................................
...THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR AUGUST 18 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 89 2:29 PM 101 1988 86 3 83
MINIMUM 66 6:12 AM 53 1943 63 3 65
AVERAGE 78 75 3 74
PRECIPITATION (IN)
TODAY 0.00 2.04 2015 0.12 -0.12 0.65
MONTH TO DATE 3.76 2.40 1.36 4.58
SINCE JUN 1 16.24 11.32 4.92 10.56
SINCE JAN 1 33.13 30.35 2.78 29.76
SNOWFALL (IN)
TODAY 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
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 2 7 -5 1
SINCE JUL 1 0 0 0 0
COOLING
TODAY 13 10 3 9
MONTH TO DATE 168 180 -12 203
SINCE JUN 1 856 732 124 890
SINCE JAN 1 971 827 144 1016
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 1.6
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 12:00 AM
LOWEST 50 4:00 PM
AVERAGE 75
..........................................................
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 86 96 2007
MINIMUM TEMPERATURE (F) 63 52 1943
SUNRISE AND SUNSET
AUGUST 18 2025........SUNRISE 6:50 AM EDT SUNSET 8:16 PM EDT
AUGUST 19 2025........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.
$$