Climatological Report (Daily)
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CDUS45 KRIW 170746
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CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1238 AM MST WED JAN 17 2018


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

...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR JANUARY 16 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         31    334 PM  47    1974  30      1        6
  MINIMUM          4    752 AM -14    1957  13     -9       -9
  AVERAGE         18                        22     -4       -1

PRECIPITATION (IN)
  YESTERDAY        0.00          0.17 1995   0.01  -0.01     0.00
  MONTH TO DATE    0.05                      0.22  -0.17     0.41
  SINCE DEC 1      0.16                      0.72  -0.56     0.49
  SINCE JAN 1      0.05                      0.22  -0.17     0.41

DEGREE DAYS
 HEATING
  YESTERDAY       47                        43      4       66
  MONTH TO DATE  590                       700   -110      821
  SINCE DEC 1   1717                      2059   -342     2226
  SINCE JUL 1   3597                      4052   -455     3946

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     4.2


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    80           500 AM
 LOWEST     36           300 PM
 AVERAGE    58

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


THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        48      1971
 MINIMUM TEMPERATURE (F)   13       -18      1984


SUNRISE AND SUNSET
JANUARY 17 2018.......SUNRISE   740 AM MST   SUNSET   514 PM MST
JANUARY 18 2018.......SUNRISE   739 AM MST   SUNSET   515 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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