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

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164
CDUS44 KMRX 170918
CLICHA


CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
418 AM EST SUN DEC 17 2017


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

...THE CHATTANOOGA  ASOS CLIMATE SUMMARY FOR DECEMBER 16 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         50    430 PM  74    1971  52     -2       43
  MINIMUM         23    813 AM   8    1989  33    -10       24
  AVERAGE         37                        42     -5       34

PRECIPITATION (IN)
  YESTERDAY        0.00          1.48 1892   0.15  -0.15     0.00
  MONTH TO DATE    0.90                      2.69  -1.79     3.35
  SINCE DEC 1      0.90                      2.69  -1.79     3.35
  SINCE JAN 1     56.04                     50.27   5.77    33.88

SNOWFALL (IN)
  YESTERDAY        0.0                       0.0    0.0      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       28                        23      5       31
  MONTH TO DATE  351                       338     13      360
  SINCE DEC 1    351                       338     13      360
  SINCE JUL 1    862                       927    -65      680

 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    10   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED     1.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    88           300 AM
 LOWEST     39           400 PM
 AVERAGE    64

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


THE CHATTANOOGA  ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   51        75      1924
 MINIMUM TEMPERATURE (F)   33        11      1945


SUNRISE AND SUNSET
DECEMBER 17 2017......SUNRISE   743 AM EST   SUNSET   531 PM EST
DECEMBER 18 2017......SUNRISE   743 AM EST   SUNSET   532 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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