Climatological Report (Daily)
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031
CDUS45 KRIW 170729
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT THU AUG 17 2017


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

...THE GREYBULL WY CLIMATE SUMMARY FOR AUGUST 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         87    439 PM 100    2013  90     -3       95
  MINIMUM         51    522 AM  43    2009  55     -4       56
  AVERAGE         69                        72     -3       76

PRECIPITATION (IN)
  YESTERDAY        0.00          0.11 2005   0.01  -0.01     0.00
  MONTH TO DATE    0.07                      0.15  -0.08     0.09
  SINCE JUN 1      0.44                      2.01  -1.57     0.35
  SINCE JAN 1      1.98                      5.18  -3.20     2.64

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     17                        76    -59        7
  SINCE JUL 1      0                         6     -6        2

 COOLING
  YESTERDAY        4                         8     -4       11
  MONTH TO DATE   84                       145    -61      169
  SINCE JUN 1    628                       528    100      754
  SINCE JAN 1    640                       548     92      765
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    NE (60)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    NE (60)
  AVERAGE WIND SPEED     4.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           500 AM
 LOWEST     11           400 PM
 AVERAGE    50

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


THE GREYBULL WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   90        99      2013
 MINIMUM TEMPERATURE (F)   55        41      2002


SUNRISE AND SUNSET
AUGUST 17 2017........SUNRISE   618 AM MDT   SUNSET   814 PM MDT
AUGUST 18 2017........SUNRISE   619 AM MDT   SUNSET   812 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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