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

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569
CDUS44 KMRX 312132
CLITRI

CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
532 PM EDT SUN AUG 31 2025

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

...THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR AUGUST 31 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         82   2:55 PM  98    1953  85     -3       92
  MINIMUM         53   6:27 AM  47    1946  61     -8       65
  AVERAGE         68                        73     -5       79

PRECIPITATION (IN)
  TODAY            0.03          2.07 2006   0.09  -0.06     0.62
  MONTH TO DATE    5.09                      3.76   1.33     5.24
  SINCE JUN 1     17.57                     12.68   4.89    11.22
  SINCE JAN 1     34.46                     31.71   2.75    30.42

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    7                         0      7        1
  SINCE JUN 1      9                         7      2        2
  SINCE JUL 1      7                         0      7        1

 COOLING
  TODAY            3                         8     -5       14
  MONTH TO DATE  244                       295    -51      315
  SINCE JUN 1    932                       847     85     1002
  SINCE JAN 1   1047                       942    105     1128
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     1.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  THUNDERSTORM
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           4:00 AM
 LOWEST     41           3:00 PM
 AVERAGE    71

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


THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   85        98      1953
 MINIMUM TEMPERATURE (F)   61        47      1999


SUNRISE AND SUNSET
AUGUST 31 2025........SUNRISE   7:00 AM EDT   SUNSET   7:59 PM EDT
SEPTEMBER  1 2025.....SUNRISE   7:01 AM EDT   SUNSET   7:57 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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