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Climatological Report (Daily)
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CDUS45 KRIW 170734
CLIRKS


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
134 AM MDT FRI MAY 17 2013


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...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR MAY 16 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         73    113 PM  81    1988  64      9       76
  MINIMUM         44    438 AM  24    1955  38      6       48
  AVERAGE         59                        51      8       62

PRECIPITATION (IN)
  YESTERDAY        0.02          0.55 1981   0.04  -0.02      T
  MONTH TO DATE    0.22                      0.63  -0.41     0.14
  SINCE MAR 1      0.22                      2.22  -2.00     0.76
  SINCE JAN 1      0.22                      3.15  -2.93     1.32

DEGREE DAYS
 HEATING
  YESTERDAY        6                        14     -8        3
  MONTH TO DATE  206                       265    -59      191
  SINCE MAR 1   1938                      1945     -7     1504
  SINCE JUL 1   7419                      7797   -378     6837

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


WIND (MPH)
  HIGHEST WIND SPEED    45   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    58   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     7.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83           300 AM
 LOWEST     22          1200 PM
 AVERAGE    53

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THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   64        82      1973
 MINIMUM TEMPERATURE (F)   38        26      1986


SUNRISE AND SUNSET
MAY 17 2013...........SUNRISE   555 AM MDT   SUNSET   831 PM MDT
MAY 18 2013...........SUNRISE   554 AM MDT   SUNSET   832 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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