Climatological Report (Daily)
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000
CDUS45 KRIW 180731
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
130 AM MDT WED OCT 18 2017


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

...THE GREYBULL WY CLIMATE SUMMARY FOR OCTOBER 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         71    417 PM  79    2003  60     11       57
  MINIMUM         27    624 AM  21    2002  32     -5       44
                                      1999
  AVERAGE         49                        46      3       51

PRECIPITATION (IN)
  YESTERDAY        0.00          0.36 2007   0.02  -0.02     0.02
  MONTH TO DATE    T                         0.42  -0.42     0.97
  SINCE SEP 1      2.00                      1.30   0.70     3.73
  SINCE JAN 1      3.98                      6.75  -2.77     6.61

DEGREE DAYS
 HEATING
  YESTERDAY       16                        19     -3       14
  MONTH TO DATE  324                       277     47      237
  SINCE SEP 1    555                       487     68      381
  SINCE JUL 1    555                       508     47      400

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1     62                        36     26       42
  SINCE JAN 1    824                       669    155      887
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (150)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED     4.8


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    78           400 AM
 LOWEST     14           400 PM
 AVERAGE    46

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


THE GREYBULL WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   59        79      2015
 MINIMUM TEMPERATURE (F)   32        22      2006


SUNRISE AND SUNSET
OCTOBER 18 2017.......SUNRISE   732 AM MDT   SUNSET   622 PM MDT
OCTOBER 19 2017.......SUNRISE   733 AM MDT   SUNSET   621 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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