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

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000
CDUS44 KMRX 160925
CLICHA


CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
425 AM EST SAT DEC 16 2017


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

...THE CHATTANOOGA  ASOS CLIMATE SUMMARY FOR DECEMBER 15 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1879 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         37    451 PM  72    1971  52    -15       38
  MINIMUM         25   1141 PM   5    1901  33     -8       27
  AVERAGE         31                        42    -11       33

PRECIPITATION (IN)
  YESTERDAY        0.00          1.70 1927   0.15  -0.15     0.00
  MONTH TO DATE    0.90                      2.54  -1.64     3.35
  SINCE DEC 1      0.90                      2.54  -1.64     3.35
  SINCE JAN 1     56.04                     50.12   5.92    33.88

SNOWFALL (IN)
  YESTERDAY        0.0                       0.1   -0.1      0.0
  MONTH TO DATE    0.4                       0.1    0.3      0.0
  SINCE DEC 1      0.4                       0.1    0.3      0.0
  SINCE JUL 1      0.4                       0.1    0.3      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       34                        23     11       32
  MONTH TO DATE  323                       315      8      329
  SINCE DEC 1    323                       315      8      329
  SINCE JUL 1    834                       904    -70      649

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1965                      1741    224     2477
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     5.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    78           500 AM
 LOWEST     52          1200 PM
 AVERAGE    65

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


THE CHATTANOOGA  ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   52        74      1971
 MINIMUM TEMPERATURE (F)   33         8      1989


SUNRISE AND SUNSET
DECEMBER 16 2017......SUNRISE   742 AM EST   SUNSET   531 PM EST
DECEMBER 17 2017......SUNRISE   743 AM EST   SUNSET   531 PM EST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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