Climatological Report (Daily)
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CDUS45 KRIW 180741
CLIWRL


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1241 AM MST MON DEC 18 2017


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

...THE WORLAND WY CLIMATE SUMMARY FOR DECEMBER 17 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1947 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         26    532 AM  56    1962  30     -4        0
  MINIMUM          9   1024 PM -40    1964   4      5      -26
  AVERAGE         18                        17      1      -13

PRECIPITATION (IN)
  YESTERDAY        T             0.09 1970   0.01  -0.01      T
  MONTH TO DATE    0.32                      0.13   0.19     0.07
  SINCE DEC 1      0.32                      0.13   0.19     0.07
  SINCE JAN 1      8.80                      7.47   1.33     9.82

DEGREE DAYS
 HEATING
  YESTERDAY       47                        48     -1       78
  MONTH TO DATE  619                       785   -166      863
  SINCE DEC 1    619                       785   -166      863
  SINCE JUL 1   2538                      2677   -139     2402

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    588                       535     53      690
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED     3.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     84           100 PM
 AVERAGE    92

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


THE WORLAND WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        55      1966
 MINIMUM TEMPERATURE (F)    3       -27      1964


SUNRISE AND SUNSET
DECEMBER 18 2017......SUNRISE   742 AM MST   SUNSET   436 PM MST
DECEMBER 19 2017......SUNRISE   742 AM MST   SUNSET   436 PM MST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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