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

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000
CDUS44 KMRX 210821
CLICHA


CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
421 AM EDT THU SEP 21 2017


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

...THE CHATTANOOGA  ASOS CLIMATE SUMMARY FOR SEPTEMBER 20 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         89    457 PM  99    1925  82      7       90
  MINIMUM         66    808 AM  40    1889  60      6       65
  AVERAGE         78                        71      7       78

PRECIPITATION (IN)
  YESTERDAY        0.00          3.37 2009   0.14  -0.14     0.00
  MONTH TO DATE    3.58                      2.63   0.95     1.20
  SINCE SEP 1      3.58                      2.63   0.95     1.20
  SINCE JAN 1     47.33                     37.89   9.44    24.54

SNOWFALL (IN)
  YESTERDAY        0.0                       0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 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                         1     -1        0
  MONTH TO DATE    9                         2      7        0
  SINCE SEP 1      9                         2      7        0
  SINCE JUL 1      9                         2      7        0

 COOLING
  YESTERDAY       13                         7      6       13
  MONTH TO DATE  118                       190    -72      314
  SINCE SEP 1    118                       190    -72      314
  SINCE JAN 1   1722                      1640     82     2223
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     7   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED     8   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     1.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           300 AM
 LOWEST     46           400 PM
 AVERAGE    73

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


THE CHATTANOOGA  ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81        98      1955
 MINIMUM TEMPERATURE (F)   60        44      1956


SUNRISE AND SUNSET
SEPTEMBER 21 2017.....SUNRISE   728 AM EDT   SUNSET   739 PM EDT
SEPTEMBER 22 2017.....SUNRISE   729 AM EDT   SUNSET   737 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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