Climatological Report (Daily)
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CDUS45 KRIW 180030
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
528 PM MST WED DEC 17 2014


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

...THE GREYBULL WY CLIMATE SUMMARY FOR DECEMBER 17 2014...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         25        MM  51    1998  28     -3       40
  MINIMUM         12        MM -14    2008   6      6       15
  AVERAGE         19

PRECIPITATION (IN)
  TODAY            0.00          T    2012   0.01  -0.01     0.00
                                      2005
                                      2000
  MONTH TO DATE    0.01                      0.18  -0.17     0.01
  SINCE DEC 1      0.01                      0.18  -0.17     0.01
  SINCE JAN 1      5.33                      7.41  -2.08     4.86

DEGREE DAYS
 HEATING
  TODAY           46                        48     -2       37
  MONTH TO DATE  722                       784    -62      893
  SINCE DEC 1    722                       784    -62      893
  SINCE JUL 1   2555                      2641    -86     2701

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    698                       669     29     1005
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     7   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED     3.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           900 AM
 LOWEST     74           100 PM
 AVERAGE    85

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


THE GREYBULL WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   28        48      1999
 MINIMUM TEMPERATURE (F)    6       -10      2008
                                             2005


SUNRISE AND SUNSET
DECEMBER 17 2014......SUNRISE   743 AM MST   SUNSET   434 PM MST
DECEMBER 18 2014......SUNRISE   744 AM MST   SUNSET   434 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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