Climatological Report (Daily)
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CDUS45 KRIW 210738
CLIRKS


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1237 AM MST SAT JAN 21 2017


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

...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR JANUARY 20 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         26    112 PM  51    2005  30     -4       29
  MINIMUM         17    850 PM -12    1962  13      4       18
  AVERAGE         22                        22      0       24

PRECIPITATION (IN)
  YESTERDAY        0.00          0.24 1962   0.01  -0.01     0.01
  MONTH TO DATE    0.41                      0.28   0.13     0.01
  SINCE DEC 1      0.49                      0.78  -0.29     0.05
  SINCE JAN 1      0.41                      0.28   0.13     0.01

DEGREE DAYS
 HEATING
  YESTERDAY       43                        44     -1       41
  MONTH TO DATE 1046                       875    171      963
  SINCE DEC 1   2451                      2234    217     2363
  SINCE JUL 1   4171                      4227    -56     4029

 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    15   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     6.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92          1200 AM
 LOWEST     73           900 PM
 AVERAGE    83

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


THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        46      2009
                                             1981
 MINIMUM TEMPERATURE (F)   13       -19      1962


SUNRISE AND SUNSET
JANUARY 21 2017.......SUNRISE   737 AM MST   SUNSET   519 PM MST
JANUARY 22 2017.......SUNRISE   736 AM MST   SUNSET   520 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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