Climatological Report (Daily)
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CDUS45 KRIW 130727
CLIRKS


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1226 AM MST WED DEC 13 2017


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

...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR DECEMBER 12 2017...

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)
 YESTERDAY
  MAXIMUM         50    341 PM  51    2004  30     20       28
  MINIMUM         21    614 AM -12    1972  12      9       12
  AVERAGE         36                        21     15       20

PRECIPITATION (IN)
  YESTERDAY        0.00          0.94 1975   0.01  -0.01     0.00
  MONTH TO DATE    0.05                      0.20  -0.15     0.06
  SINCE DEC 1      0.05                      0.20  -0.15     0.06
  SINCE JAN 1      5.51                      8.26  -2.75     7.42

DEGREE DAYS
 HEATING
  YESTERDAY       29                        44    -15       45
  MONTH TO DATE  426                       515    -89      568
  SINCE DEC 1    426                       515    -89      568
  SINCE JUL 1   2306                      2508   -202     2288

 COOLING
  YESTERDAY        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    21   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED     9.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    55          1200 AM
 LOWEST     14           200 PM
 AVERAGE    35

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


THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   29        49      2010
 MINIMUM TEMPERATURE (F)   12       -10      1967


SUNRISE AND SUNSET
DECEMBER 13 2017......SUNRISE   735 AM MST   SUNSET   447 PM MST
DECEMBER 14 2017......SUNRISE   735 AM MST   SUNSET   447 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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