Climatological Report (Daily)
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CDUS45 KRIW 090741
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1233 AM MST FRI DEC 9 2016


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

...THE GREYBULL WY CLIMATE SUMMARY FOR DECEMBER 8 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         12    356 PM  47    2004  30    -18       42
  MINIMUM         -6    801 AM -21    2009   8    -14       23
  AVERAGE          3                        19    -16       33

PRECIPITATION (IN)
  YESTERDAY        0.00          0.03 2009   0.01  -0.01      T
  MONTH TO DATE    0.01                      0.11  -0.10      T
  SINCE DEC 1      0.01                      0.11  -0.10      T
  SINCE JAN 1      7.06                      7.34  -0.28     2.42

DEGREE DAYS
 HEATING
  YESTERDAY       62                        46     16       32
  MONTH TO DATE  351                       358     -7      377
  SINCE DEC 1    351                       358     -7      377
  SINCE JUL 1   1726                      2215   -489     1894

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    887                       669    218      821
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION     E (110)
  AVERAGE WIND SPEED     3.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    79           100 AM
 LOWEST     52           200 PM
 AVERAGE    66

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


THE GREYBULL WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        48      2015
 MINIMUM TEMPERATURE (F)    7       -24      2009


SUNRISE AND SUNSET
DECEMBER  9 2016......SUNRISE   737 AM MST   SUNSET   432 PM MST
DECEMBER 10 2016......SUNRISE   738 AM MST   SUNSET   432 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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