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

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CDUS44 KMRX 200840
CLICHA


CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
440 AM EDT FRI APR 20 2018


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

...THE CHATTANOOGA  ASOS CLIMATE SUMMARY FOR APRIL 19 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1879 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         69   1200 AM  91    2002  74     -5       80
  MINIMUM         45   1159 PM  29    1983  49     -4       61
  AVERAGE         57                        61     -4       71

PRECIPITATION (IN)
  YESTERDAY        0.00          2.23 1911   0.13  -0.13     0.00
  MONTH TO DATE    2.87                      2.55   0.32     4.93
  SINCE MAR 1      5.60                      7.53  -1.93     9.06
  SINCE JAN 1     16.47                     17.28  -0.81    17.49

SNOWFALL (IN)
  YESTERDAY        0.0                       0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.1   -0.1      0.0
  SINCE MAR 1      T                         1.3   -1.3       T
  SINCE JUL 1      0.8                       3.9   -3.1      0.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        8                         5      3        0
  MONTH TO DATE  170                       133     37       48
  SINCE MAR 1    592                       537     55      376
  SINCE JUL 1   2990                      3159   -169     2187

 COOLING
  YESTERDAY        0                         1     -1        6
  MONTH TO DATE   14                        19     -5       51
  SINCE MAR 1     18                        26     -8       70
  SINCE JAN 1     43                        26     17       70
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION     N (10)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED    13.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    63          1200 AM
 LOWEST     36           300 PM
 AVERAGE    50

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


THE CHATTANOOGA  ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        89      2002
                                             1971
                                             1891
 MINIMUM TEMPERATURE (F)   50        28      1983


SUNRISE AND SUNSET
APRIL 20 2018.........SUNRISE   703 AM EDT   SUNSET   817 PM EDT
APRIL 21 2018.........SUNRISE   701 AM EDT   SUNSET   818 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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