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

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792
CDUS44 KMRX 150820
CLITRI


CLIMATE REPORT
NATIONAL WEATHER SERVICE MORRISTOWN TN
320 AM EST FRI DEC 15 2017


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

...THE TRI-CITIES      ASOS CLIMATE SUMMARY FOR DECEMBER 14 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1934 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         46    226 PM  71    2015  48     -2       44
  MINIMUM         25   1159 PM   9    1942  28     -3       33
  AVERAGE         36                        38     -2       39

PRECIPITATION (IN)
  YESTERDAY        0.00          1.03 1951   0.11  -0.11     0.00
  MONTH TO DATE    0.59                      1.60  -1.01     2.92
  SINCE DEC 1      0.59                      1.60  -1.01     2.92
  SINCE JAN 1     41.94                     39.24   2.70    33.44

SNOWFALL (IN)
  YESTERDAY        0.0                       0.0    0.0      0.0
  MONTH TO DATE    1.5                       0.8    0.7       T
  SINCE DEC 1      1.5                       0.8    0.7       T
  SINCE JUL 1      1.5                       1.1    0.4       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       29                        27      2       26
  MONTH TO DATE  345                       357    -12      362
  SINCE DEC 1    345                       357    -12      362
  SINCE JUL 1   1124                      1243   -119      981

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1142                       981    161     1492
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED     7.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92          1100 PM
 LOWEST     36          1200 AM
 AVERAGE    64

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


THE TRI-CITIES      ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   48        75      1971
 MINIMUM TEMPERATURE (F)   28         5      2010


SUNRISE AND SUNSET
DECEMBER 15 2017......SUNRISE   734 AM EST   SUNSET   515 PM EST
DECEMBER 16 2017......SUNRISE   735 AM EST   SUNSET   516 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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