Climatological Report (Daily)
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CDUS45 KRIW 170735
CLIRKS


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST WED DEC 17 2014


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

...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR DECEMBER 16 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         31    244 PM  58    2013  29      2       MM
  MINIMUM          9    101 AM -12    1972  12     -3       MM
  AVERAGE         20                        20      0       MM

PRECIPITATION (IN)
  YESTERDAY        0.00          0.26 1967   0.02  -0.02     0.00
  MONTH TO DATE    0.01                      0.27  -0.26     0.10
  SINCE DEC 1      0.01                      0.27  -0.26     0.10
  SINCE JAN 1      4.14                      8.33  -4.19     4.56

DEGREE DAYS
 HEATING
  YESTERDAY       45                        44      1       MM
  MONTH TO DATE  526                       691   -165      775
  SINCE DEC 1    526                       691   -165      775
  SINCE JUL 1   2342                      2684   -342     2683

 COOLING
  YESTERDAY        0                         0      0       MM
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    307                       286     21      517
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED     9   HIGHEST GUST DIRECTION     N (360)
  AVERAGE WIND SPEED     3.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           100 AM
 LOWEST     69           200 PM
 AVERAGE    81

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


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


SUNRISE AND SUNSET
DECEMBER 17 2014......SUNRISE   737 AM MST   SUNSET   448 PM MST
DECEMBER 18 2014......SUNRISE   738 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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