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Climatological Report (Daily)
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CDUS45 KRIW 170752
CLIRKS


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
150 AM MDT FRI AUG 17 2018


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...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR AUGUST 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         85    226 PM  90    2002  82      3       76
                                      1970
  MINIMUM         52    652 AM  34    1968  53     -1       47
  AVERAGE         69                        67      2       62

PRECIPITATION (IN)
  YESTERDAY        T             0.63 2005   0.01  -0.01     0.00
  MONTH TO DATE    T                         0.31  -0.31     0.70
  SINCE JUN 1      0.32                      1.74  -1.42     0.86
  SINCE JAN 1      2.60                      5.47  -2.87     4.38

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        3
  MONTH TO DATE    0                        10    -10       16
  SINCE JUN 1     93                       201   -108      102
  SINCE JUL 1      4                        34    -30       16

 COOLING
  YESTERDAY        4                         3      1        0
  MONTH TO DATE   98                        67     31       40
  SINCE JUN 1    366                       246    120      318
  SINCE JAN 1    366                       247    119      318
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     5.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    28           700 AM
 LOWEST      7           100 PM
 AVERAGE    18

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


THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        90      2013
                                             2012
                                             1971
 MINIMUM TEMPERATURE (F)   52        35      1968


SUNRISE AND SUNSET
AUGUST 17 2018........SUNRISE   627 AM MDT   SUNSET   813 PM MDT
AUGUST 18 2018........SUNRISE   628 AM MDT   SUNSET   811 PM MDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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National Weather Service National Headquarters
