Climatological Report (Daily)
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000
CDUS45 KRIW 170735
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST WED DEC 17 2014


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

...THE GREYBULL WY CLIMATE SUMMARY FOR DECEMBER 16 2014...

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)
 YESTERDAY
  MAXIMUM         26    347 PM  45    1998  28     -2       41
  MINIMUM         16    836 PM -16    2008   6     10       11
  AVERAGE         21                        17      4       26

PRECIPITATION (IN)
  YESTERDAY        0.00          T    2005   0.01  -0.01     0.00
  MONTH TO DATE    0.01                      0.17  -0.16     0.01
  SINCE DEC 1      0.01                      0.17  -0.16     0.01
  SINCE JAN 1      5.33                      7.40  -2.07     4.86

DEGREE DAYS
 HEATING
  YESTERDAY       44                        48     -4       39
  MONTH TO DATE  676                       736    -60      856
  SINCE DEC 1    676                       736    -60      856
  SINCE JUL 1   2509                      2593    -84     2664

 COOLING
  YESTERDAY        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    12   HIGHEST WIND DIRECTION     E (100)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     E (100)
  AVERAGE WIND SPEED     3.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG
  FOG W/VISIBILITY <= 1/4 MILE
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     75           300 PM
 AVERAGE    88

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


THE GREYBULL WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   28        51      1998
 MINIMUM TEMPERATURE (F)    6       -14      2008


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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