Climatological Report (Daily)
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000
CDUS45 KRIW 200730
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT SUN AUG 20 2017


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

...THE GREYBULL WY CLIMATE SUMMARY FOR AUGUST 19 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         91    450 PM  98    1999  89      2       67
  MINIMUM         52    556 AM  41    2015  54     -2       50
  AVERAGE         72                        72      0       59

PRECIPITATION (IN)
  YESTERDAY        0.00          0.22 2016   0.01  -0.01     0.22
  MONTH TO DATE    0.07                      0.19  -0.12     0.31
  SINCE JUN 1      0.44                      2.05  -1.61     0.57
  SINCE JAN 1      1.98                      5.22  -3.24     2.86

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        6
  MONTH TO DATE    0                         0      0        6
  SINCE JUN 1     17                        76    -59       13
  SINCE JUL 1      0                         6     -6        8

 COOLING
  YESTERDAY        7                         7      0        0
  MONTH TO DATE  103                       166    -63      188
  SINCE JUN 1    647                       549     98      773
  SINCE JAN 1    659                       569     90      784
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     5.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    77           600 AM
 LOWEST     10           300 PM
 AVERAGE    44

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


THE GREYBULL WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89        95      2013
                                             2008
 MINIMUM TEMPERATURE (F)   54        45      2016


SUNRISE AND SUNSET
AUGUST 20 2017........SUNRISE   621 AM MDT   SUNSET   809 PM MDT
AUGUST 21 2017........SUNRISE   622 AM MDT   SUNSET   807 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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