989
CDUS44 KMRX 152121
CLITRI
CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
521 PM EDT FRI MAY 15 2026
...............................
..THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR MAY 15 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 75 3:11 PM 91 1962 77 -2 83
MINIMUM 32R 4:54 AM 35 2016 52 -20 61
AVERAGE 54 64 -10 72
PRECIPITATION (IN)
TODAY 0.00 1.31 1992 0.13 -0.13 0.00
MONTH TO DATE 0.53 1.81 -1.28 1.51
SINCE MAR 1 4.79 9.56 -4.77 7.26
SINCE JAN 1 11.59 17.02 -5.43 13.89
SNOWFALL (IN)
TODAY 0.0 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 0.5 1.2 -0.7 T
SINCE JUL 1 12.7 9.2 3.5 7.9
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 11 3 8 0
MONTH TO DATE 126 61 65 50
SINCE MAR 1 596 879 -283 723
SINCE JUL 1 3835 4112 -277 3769
COOLING
TODAY 0 2 -2 7
MONTH TO DATE 1 24 -23 26
SINCE MAR 1 33 38 -5 85
SINCE JAN 1 33 38 -5 85
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (190)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (170)
AVERAGE WIND SPEED 2.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 1:00 AM
LOWEST 24 2:00 PM
AVERAGE 62
......................................................
THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 91 1962
MINIMUM TEMPERATURE (F) 52 30 1997
SUNRISE AND SUNSET
MAY 15 2026...........SUNRISE 6:23 AM EDT SUNSET 8:30 PM EDT
MAY 16 2026...........SUNRISE 6:22 AM EDT SUNSET 8:30 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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