Climatological Report (Daily)
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757
CDUS45 KRIW 180729
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
129 AM MDT FRI AUG 18 2017


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

...THE GREYBULL WY CLIMATE SUMMARY FOR AUGUST 17 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         88    332 PM  99    2013  90     -2       98
  MINIMUM         54    448 AM  41    2002  55     -1       59
  AVERAGE         71                        72     -1       79

PRECIPITATION (IN)
  YESTERDAY        T             0.02 2003   0.01  -0.01     0.00
  MONTH TO DATE    0.07                      0.16  -0.09     0.09
  SINCE JUN 1      0.44                      2.02  -1.58     0.35
  SINCE JAN 1      1.98                      5.19  -3.21     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        6                         7     -1       14
  MONTH TO DATE   90                       152    -62      183
  SINCE JUN 1    634                       535     99      768
  SINCE JAN 1    646                       555     91      779
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     4.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    62           300 AM
 LOWEST     13           200 PM
 AVERAGE    38

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


THE GREYBULL WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   89       100      2001
 MINIMUM TEMPERATURE (F)   55        44      2009


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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