Climatological Report (Daily)
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CDUS45 KRIW 220027
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
627 PM MDT SAT OCT 21 2017


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

...THE GREYBULL WY CLIMATE SUMMARY FOR OCTOBER 21 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         56        MM  83    2003  58     -2       65
  MINIMUM         28        MM  23    1998  30     -2       34
  AVERAGE         42

PRECIPITATION (IN)
  TODAY            0.00          0.01 2008   0.02  -0.02     0.00
                                      2004
  MONTH TO DATE    T                         0.49  -0.49     0.97
  SINCE SEP 1      2.00                      1.37   0.63     3.73
  SINCE JAN 1      3.98                      6.82  -2.84     6.61

DEGREE DAYS
 HEATING
  TODAY           23                        21      2       15
  MONTH TO DATE  377                       358     19      314
  SINCE SEP 1    608                       568     40      458
  SINCE JUL 1    608                       589     19      477

 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    21   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     7.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    75           600 AM
 LOWEST     18           100 PM
 AVERAGE    47

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


THE GREYBULL WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   58        80      2003
 MINIMUM TEMPERATURE (F)   30        21      2002


SUNRISE AND SUNSET
OCTOBER 21 2017.......SUNRISE   736 AM MDT   SUNSET   617 PM MDT
OCTOBER 22 2017.......SUNRISE   737 AM MDT   SUNSET   616 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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