Climatological Report (Daily)
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000
CDUS45 KRIW 190031
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
631 PM MDT FRI AUG 18 2017


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

...THE GREYBULL WY CLIMATE SUMMARY FOR AUGUST 18 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         91        MM 100    2001  89      2       81
  MINIMUM         50        MM  44    2009  55     -5       58
  AVERAGE         71

PRECIPITATION (IN)
  TODAY            0.00          0.22 2005   0.02  -0.02      T
  MONTH TO DATE    0.07                      0.18  -0.11     0.09
  SINCE JUN 1      0.44                      2.04  -1.60     0.35
  SINCE JAN 1      1.98                      5.21  -3.23     2.64

DEGREE DAYS
 HEATING
  TODAY            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
  TODAY            6                         7     -1        5
  MONTH TO DATE   96                       159    -63      188
  SINCE JUN 1    640                       542     98      773
  SINCE JAN 1    652                       562     90      784
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED     3.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    71           500 AM
 LOWEST     12           200 PM
 AVERAGE    42

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


THE GREYBULL WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89        98      1999
 MINIMUM TEMPERATURE (F)   54        41      2015


SUNRISE AND SUNSET
AUGUST 18 2017........SUNRISE   619 AM MDT   SUNSET   812 PM MDT
AUGUST 19 2017........SUNRISE   620 AM MDT   SUNSET   811 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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