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

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CDUS44 KMRX 210821
CLITRI


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


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

...THE TRI-CITIES      ASOS CLIMATE SUMMARY FOR SEPTEMBER 20 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         87    308 PM  91    1965  78      9       86
                                      1955
  MINIMUM         58    630 AM  42    1981  54      4       61
  AVERAGE         73                        66      7       74

PRECIPITATION (IN)
  YESTERDAY        0.00          1.45 1957   0.10  -0.10     0.00
  MONTH TO DATE    0.99                      2.08  -1.09     1.97
  SINCE SEP 1      0.99                      2.08  -1.09     1.97
  SINCE JAN 1     35.80                     31.53   4.27    26.13

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                         2     -2        0
  MONTH TO DATE   32                        15     17        0
  SINCE SEP 1     32                        15     17        0
  SINCE JUL 1     32                        16     16        0

 COOLING
  YESTERDAY        8                         3      5        9
  MONTH TO DATE   53                        97    -44      180
  SINCE SEP 1     53                        97    -44      180
  SINCE JAN 1   1007                       949     58     1413
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    SW (230)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     2.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           200 AM
 LOWEST     44           400 PM
 AVERAGE    72

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


THE TRI-CITIES      ASOS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        93      1955
 MINIMUM TEMPERATURE (F)   53        39      2006
                                             1956
                                             1938


SUNRISE AND SUNSET
SEPTEMBER 21 2017.....SUNRISE   717 AM EDT   SUNSET   728 PM EDT
SEPTEMBER 22 2017.....SUNRISE   718 AM EDT   SUNSET   726 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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