Climatological Report (Daily)
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000
CDUS45 KRIW 240753
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
153 AM MDT SUN SEP 24 2017


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

...THE GREYBULL WY CLIMATE SUMMARY FOR SEPTEMBER 23 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         46    502 PM  89    2015  71    -25       60
  MINIMUM         41    721 AM  29    2000  40      1       51
  AVERAGE         44                        55    -11       56

PRECIPITATION (IN)
  YESTERDAY        0.04          0.87 2016   0.03   0.01     0.87
  MONTH TO DATE    1.84                      0.68   1.16     1.70
  SINCE SEP 1      1.84                      0.68   1.16     1.70
  SINCE JAN 1      3.82                      6.13  -2.31     4.58

DEGREE DAYS
 HEATING
  YESTERDAY       21                        10     11        9
  MONTH TO DATE  148                       128     20       98
  SINCE SEP 1    148                       128     20       98
  SINCE JUL 1    148                       149     -1      117

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   62                        34     28       41
  SINCE SEP 1     62                        34     28       41
  SINCE JAN 1    824                       667    157      886
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     8.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           900 AM
 LOWEST     82           100 PM
 AVERAGE    89

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


THE GREYBULL WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        90      2001
 MINIMUM TEMPERATURE (F)   40        28      2000


SUNRISE AND SUNSET
SEPTEMBER 24 2017.....SUNRISE   702 AM MDT   SUNSET   705 PM MDT
SEPTEMBER 25 2017.....SUNRISE   703 AM MDT   SUNSET   703 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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