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

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000
CDUS44 KMRX 210830
CLICHA


CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
430 AM EDT SAT APR 21 2018


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

...THE CHATTANOOGA  ASOS CLIMATE SUMMARY FOR APRIL 20 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    525 PM  89    2002  74     -5       82
                                      1971
                                      1891
  MINIMUM         42    626 AM  28    1983  50     -8       64
  AVERAGE         56                        62     -6       73

PRECIPITATION (IN)
  YESTERDAY        0.00          1.87 1920   0.12  -0.12     0.27
  MONTH TO DATE    2.87                      2.67   0.20     5.20
  SINCE MAR 1      5.60                      7.65  -2.05     9.33
  SINCE JAN 1     16.47                     17.40  -0.93    17.76

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        9                         5      4        0
  MONTH TO DATE  179                       138     41       48
  SINCE MAR 1    601                       542     59      376
  SINCE JUL 1   2999                      3164   -165     2187

 COOLING
  YESTERDAY        0                         1     -1        8
  MONTH TO DATE   14                        20     -6       59
  SINCE MAR 1     18                        27     -9       78
  SINCE JAN 1     43                        27     16       78
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     N (10)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     N (10)
  AVERAGE WIND SPEED     7.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    66          1000 PM
 LOWEST     19           600 PM
 AVERAGE    43

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


THE CHATTANOOGA  ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        88      2002
                                             1994
                                             1987
 MINIMUM TEMPERATURE (F)   50        28      1983


SUNRISE AND SUNSET
APRIL 21 2018.........SUNRISE   701 AM EDT   SUNSET   818 PM EDT
APRIL 22 2018.........SUNRISE   700 AM EDT   SUNSET   819 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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