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

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879
CDUS44 KMRX 040815
CLITRI

CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
415 AM EDT THU SEP 04 2025

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

...THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 3 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         73   5:27 PM  96    2011  84    -11       83
  MINIMUM         58  11:59 PM  45    1967  60     -2       60
  AVERAGE         66                        72     -6       72

PRECIPITATION (IN)
  YESTERDAY        0.78          2.02 1941   0.09   0.69     0.00
  MONTH TO DATE    0.78                      0.29   0.49      T
  SINCE SEP 1      0.78                      0.29   0.49      T
  SINCE JAN 1     35.40                     32.00   3.40    30.42

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        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1      0                         0      0        0
  SINCE JUL 1      7                         1      6        1

 COOLING
  YESTERDAY        1                         7     -6        7
  MONTH TO DATE    3                        23    -20       27
  SINCE SEP 1      3                        23    -20       27
  SINCE JAN 1   1050                       965     85     1155
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED     2.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          10:00 PM
 LOWEST     66           4:00 PM
 AVERAGE    83

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


THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        99      1954
 MINIMUM TEMPERATURE (F)   60        44      1997


SUNRISE AND SUNSET
SEPTEMBER  4 2025.....SUNRISE   7:04 AM EDT   SUNSET   7:53 PM EDT
SEPTEMBER  5 2025.....SUNRISE   7:04 AM EDT   SUNSET   7:51 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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