Climatological Report (Daily)
Issued by NWS Knoxville/Tri Cities, TN
Issued by NWS Knoxville/Tri Cities, TN
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CDUS44 KMRX 170817
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
417 AM EDT SAT MAY 17 2025
...................................
...THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MAY 16 2025...
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)
YESTERDAY
MAXIMUM 82 4:16 PM 91 1962 77 5 76
MINIMUM 64 4:41 AM 30 1997 52 12 60
AVERAGE 73 65 8 68
PRECIPITATION (IN)
YESTERDAY 0.00 1.36 1963 0.12 -0.12 T
MONTH TO DATE 1.51 1.93 -0.42 2.70
SINCE MAR 1 7.26 9.68 -2.42 9.03
SINCE JAN 1 13.89 17.14 -3.25 16.97
SNOWFALL (IN)
YESTERDAY 0.0 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 T 1.2 -1.2 0.0
SINCE JUL 1 7.9 9.2 -1.3 3.1
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 0
MONTH TO DATE 50 64 -14 23
SINCE MAR 1 723 882 -159 646
SINCE JUL 1 3769 4115 -346 3533
COOLING
YESTERDAY 8 3 5 3
MONTH TO DATE 34 27 7 36
SINCE MAR 1 93 41 52 60
SINCE JAN 1 93 41 52 60
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (240)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 2.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97 5:00 AM
LOWEST 64 5:00 PM
AVERAGE 81
..........................................................
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 91 1962
MINIMUM TEMPERATURE (F) 53 34 1984
SUNRISE AND SUNSET
MAY 17 2025...........SUNRISE 6:21 AM EDT SUNSET 8:32 PM EDT
MAY 18 2025...........SUNRISE 6:20 AM EDT SUNSET 8:32 PM EDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$