Climatological Report (Daily)
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CDUS45 KRIW 210045
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
544 PM MST SAT JAN 20 2018


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

...THE GREYBULL WY CLIMATE SUMMARY FOR JANUARY 20 2018...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         34        MM  47    1999  29      5       36
  MINIMUM         24        MM  -6    2007   5     19       11
  AVERAGE         29

PRECIPITATION (IN)
  TODAY            0.00          0.05 2001   0.00   0.00     0.00
  MONTH TO DATE    0.01                      0.15  -0.14     0.08
  SINCE DEC 1      0.23                      0.43  -0.20     0.11
  SINCE JAN 1      0.01                      0.15  -0.14     0.08

DEGREE DAYS
 HEATING
  TODAY           36                        48    -12       41
  MONTH TO DATE 1003                       971     32     1306
  SINCE DEC 1   2445                      2437      8     2955
  SINCE JUL 1   4222                      4294    -72     4330

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED     4.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           700 AM
 LOWEST     69           100 PM
 AVERAGE    81

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


THE GREYBULL WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   29        51      2005
 MINIMUM TEMPERATURE (F)    5       -25      2008


SUNRISE AND SUNSET
JANUARY 20 2018.......SUNRISE   742 AM MST   SUNSET   505 PM MST
JANUARY 21 2018.......SUNRISE   741 AM MST   SUNSET   506 PM MST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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