Climatological Report (Daily)
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000
CDUS45 KRIW 260744
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
143 AM MDT TUE SEP 26 2017


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

...THE GREYBULL WY CLIMATE SUMMARY FOR SEPTEMBER 25 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         53    446 PM  93    2015  70    -17       62
                                      2014
  MINIMUM         43    757 AM  28    2000  39      4       40
  AVERAGE         48                        54     -6       51

PRECIPITATION (IN)
  YESTERDAY        0.13R         0.04 2005   0.03   0.10     0.00
  MONTH TO DATE    1.98                      0.74   1.24     2.75
  SINCE SEP 1      1.98                      0.74   1.24     2.75
  SINCE JAN 1      3.96                      6.19  -2.23     5.63

DEGREE DAYS
 HEATING
  YESTERDAY       17                        11      6       14
  MONTH TO DATE  182                       149     33      129
  SINCE SEP 1    182                       149     33      129
  SINCE JUL 1    182                       170     12      148

 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     8   HIGHEST WIND DIRECTION     E (100)
  HIGHEST GUST SPEED    10   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     3.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     63           500 PM
 AVERAGE    82

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


THE GREYBULL WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        97      2015
 MINIMUM TEMPERATURE (F)   39        29      2000


SUNRISE AND SUNSET
SEPTEMBER 26 2017.....SUNRISE   705 AM MDT   SUNSET   702 PM MDT
SEPTEMBER 27 2017.....SUNRISE   706 AM MDT   SUNSET   700 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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