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

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774
CDUS44 KMRX 202111
CLITYS

CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN, TN
511 PM EDT THU AUG 20 2026

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

...THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE SUMMARY FOR AUGUST 20 2026...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1871 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         86   3:54 PM  99    1936  88     -2       90
  MINIMUM         69   8:10 AM  56    1943  67      2       72
  AVERAGE         78                        78      0       81

PRECIPITATION (IN)
  TODAY            0.25          1.77 1931   0.12   0.13     0.01
  MONTH TO DATE    4.81                      2.50   2.31     2.84
  SINCE JUN 1     13.36                     11.99   1.37     9.14
  SINCE JAN 1     31.91                     35.29  -3.38    34.01

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    0                         0      0        0
  SINCE JUN 1      0                         2     -2        0
  SINCE JUL 1      0                         0      0        0

 COOLING
  TODAY           13                        12      1       16
  MONTH TO DATE  305                       262     43      277
  SINCE JUN 1   1149                       993    156     1206
  SINCE JAN 1   1443                      1177    266     1425
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     5.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           8:00 AM
 LOWEST     51           2:00 PM
 AVERAGE    74

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


THE KNOXVILLE MCGHEE TYSON AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   88       101      1983
 MINIMUM TEMPERATURE (F)   67        57      1875
                                             1893


SUNRISE AND SUNSET
AUGUST 20 2026........SUNRISE   6:59 AM EDT   SUNSET   8:19 PM EDT
AUGUST 21 2026........SUNRISE   6:59 AM EDT   SUNSET   8:18 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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