Climatological Report (Daily)
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CDUS45 KRIW 170037
CLIRKS


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
535 PM MST SAT DEC 16 2017


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

...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR DECEMBER 16 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         38        MM  58    2013  29      9       42
  MINIMUM         26        MM -12    1972  12     14       -1
  AVERAGE         32                        20     12       21

PRECIPITATION (IN)
  TODAY            0.00                      0.02  -0.02     0.02
  MONTH TO DATE    0.05                      0.27  -0.22     0.08
  SINCE DEC 1      0.05                      0.27  -0.22     0.08
  SINCE JAN 1      5.51                      8.33  -2.82     7.44

DEGREE DAYS
 HEATING
  TODAY           33                        44    -11       44
  MONTH TO DATE  559                       691   -132      737
  SINCE DEC 1    559                       691   -132      737
  SINCE JUL 1   2439                      2684   -245     2457

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    394                       286    108      354
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED     6.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    69           900 AM
 LOWEST     32           100 AM
 AVERAGE    51

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


THE ROCK SPRINGS WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   29        57      1980
 MINIMUM TEMPERATURE (F)   12       -16      1964


SUNRISE AND SUNSET
DECEMBER 16 2017......SUNRISE   737 AM MST   SUNSET   447 PM MST
DECEMBER 17 2017......SUNRISE   737 AM MST   SUNSET   448 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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