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CDUS45 KRIW 100743
CLIRKS


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
139 AM MDT FRI MAY 10 2013


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...THE ROCK SPRINGS WY CLIMATE SUMMARY FOR MAY 9 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         65    259 PM  78    1954  61      4       76
  MINIMUM         37    514 AM  22    2002  36      1       40
  AVERAGE         51                        49      2       58

PRECIPITATION (IN)
  YESTERDAY        T             0.90 1957   0.04  -0.04     0.00
  MONTH TO DATE    0.20                      0.35  -0.15     0.14
  SINCE MAR 1      0.20                      1.94  -1.74     0.76
  SINCE JAN 1      0.20                      2.87  -2.67     1.32

DEGREE DAYS
 HEATING
  YESTERDAY       14                        16     -2        7
  MONTH TO DATE  169                       159     10      133
  SINCE MAR 1   1901                      1839     62     1446
  SINCE JUL 1   7382                      7691   -309     6779

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


WIND (MPH)
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED     7.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85           500 AM
 LOWEST     22           300 PM
 AVERAGE    54

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


THE ROCK SPRINGS WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   62        76      2012
                                             2007
                                             2004
 MINIMUM TEMPERATURE (F)   36        22      2006


SUNRISE AND SUNSET
MAY 10 2013...........SUNRISE   602 AM MDT   SUNSET   824 PM MDT
MAY 11 2013...........SUNRISE   601 AM MDT   SUNSET   825 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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