Climatological Report (Daily)
Issued by NWS Knoxville/Tri Cities, TN

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199
CDUS44 KMRX 160819
CLITRI

CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
419 AM EDT THU OCT 16 2025

...................................

...THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR OCTOBER 15 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         76   4:03 PM  83    1971  71      5       53
  MINIMUM         45   5:43 AM  25    1939  45      0       35
  AVERAGE         61                        58      3       44

PRECIPITATION (IN)
  YESTERDAY        0.00          1.17 1974   0.08  -0.08     0.06
  MONTH TO DATE    0.12                      1.21  -1.09     0.18
  SINCE SEP 1      4.27                      4.05   0.22     7.84
  SINCE JAN 1     38.89                     35.76   3.13    38.26

SNOWFALL (IN)
  YESTERDAY        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      MM

DEGREE DAYS
 HEATING
  YESTERDAY        4                         8     -4       21
  MONTH TO DATE   48                        86    -38       76
  SINCE SEP 1     65                       122    -57       84
  SINCE JUL 1     72                       123    -51       85

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   10                        17     -7       31
  SINCE SEP 1    107                       159    -52      209
  SINCE JAN 1   1154                      1101     53     1337
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED     2.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           2:00 AM
 LOWEST     40           4:00 PM
 AVERAGE    70

..........................................................


THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        83      1938
                                             1984
 MINIMUM TEMPERATURE (F)   44        28      1939


SUNRISE AND SUNSET
OCTOBER 16 2025.......SUNRISE   7:38 AM EDT   SUNSET   6:52 PM EDT
OCTOBER 17 2025.......SUNRISE   7:39 AM EDT   SUNSET   6:50 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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