Climatological Report (Daily)
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CDUS45 KRIW 170753
CLIBYG


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1250 AM MST SUN DEC 17 2017


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

...THE BUFFALO WY CLIMATE SUMMARY FOR DECEMBER 16 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         43   1235 AM  53    1999  36      7       10
  MINIMUM         25   1159 PM -15    2008  15     10       -9
  AVERAGE         34                        25      9        1

PRECIPITATION (IN)
  YESTERDAY        0.27R         T    2006   0.01   0.26     0.05
                                      2005
                                      1999
  MONTH TO DATE    0.28                      0.23   0.05     0.12
  SINCE DEC 1      0.28                      0.23   0.05     0.12
  SINCE JAN 1     14.85                     13.28   1.57    12.16

DEGREE DAYS
 HEATING
  YESTERDAY       31                        40     -9       64
  MONTH TO DATE  432                       628   -196      787
  SINCE DEC 1    432                       628   -196      787
  SINCE JUL 1   2094                      2462   -368     1969

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    622                       492    130      632
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    29   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     7.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  SNOW
  LIGHT SNOW
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    85           700 AM
 LOWEST     34           100 AM
 AVERAGE    60

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


THE BUFFALO WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   36        65      1998
 MINIMUM TEMPERATURE (F)   15       -20      2016


SUNRISE AND SUNSET
DECEMBER 17 2017......SUNRISE   738 AM MST   SUNSET   429 PM MST
DECEMBER 18 2017......SUNRISE   738 AM MST   SUNSET   429 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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