Climatological Report (Daily)
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000
CDUS45 KRIW 190043
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
643 PM MDT WED OCT 18 2017


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

...THE GREYBULL WY CLIMATE SUMMARY FOR OCTOBER 18 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         72        MM  79    2015  59     13       58
  MINIMUM         35        MM  22    2006  32      3       35
  AVERAGE         54

PRECIPITATION (IN)
  TODAY            0.00          0.04 2004   0.02  -0.02     0.00
  MONTH TO DATE    T                         0.44  -0.44     0.97
  SINCE SEP 1      2.00                      1.32   0.68     3.73
  SINCE JAN 1      3.98                      6.77  -2.79     6.61

DEGREE DAYS
 HEATING
  TODAY           11                        20     -9       18
  MONTH TO DATE  335                       297     38      255
  SINCE SEP 1    566                       507     59      399
  SINCE JUL 1    566                       528     38      418

 COOLING
  TODAY            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     9   HIGHEST WIND DIRECTION     S (170)
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED     5.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    64           600 AM
 LOWEST     12           100 PM
 AVERAGE    38

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


THE GREYBULL WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   59        80      2003
 MINIMUM TEMPERATURE (F)   31        22      2002
                                             1999


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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