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

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296
CDUS44 KMRX 300844
CLITRI

CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
444 AM EDT SAT AUG 30 2025

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

...THE TRI-CITIES AIRPORT CLIMATE SUMMARY FOR AUGUST 29 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         80   3:45 PM  96    1953  85     -5       95
  MINIMUM         49   4:58 AM  43    1986  62    -13       64
  AVERAGE         65                        73     -8       80

PRECIPITATION (IN)
  YESTERDAY        0.00          0.79 1950   0.09  -0.09     0.00
  MONTH TO DATE    5.06                      3.57   1.49     4.58
  SINCE JUN 1     17.54                     12.49   5.05    10.56
  SINCE JAN 1     34.43                     31.52   2.91    29.76

SNOWFALL (IN)
  YESTERDAY        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
  YESTERDAY        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
  YESTERDAY        0                         8     -8       15
  MONTH TO DATE  238                       278    -40      286
  SINCE JUN 1    926                       830     96      973
  SINCE JAN 1   1041                       925    116     1099
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     1.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           2:00 AM
 LOWEST     43           3:00 PM
 AVERAGE    72

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


THE TRI-CITIES AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   85        95      1953
                                             2024
 MINIMUM TEMPERATURE (F)   61        46      1986


SUNRISE AND SUNSET
AUGUST 30 2025........SUNRISE   7:00 AM EDT   SUNSET   8:00 PM EDT
AUGUST 31 2025........SUNRISE   7:00 AM EDT   SUNSET   7:59 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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