Climatological Report (Daily)
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CDUS45 KRIW 230037
CLIP60


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
636 PM MDT FRI SEP 22 2017


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

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR SEPTEMBER 22 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         MM        MM  71    2015  59     MM       57
                                      2012
  MINIMUM         MM        MM  19    2000  30     MM       42
  AVERAGE         MM

PRECIPITATION (IN)
  TODAY           MM             0.68 2016   0.04  MM        0.68
  MONTH TO DATE    3.25                      1.04   2.21     1.69
  SINCE SEP 1      3.25                      1.04   2.21     1.69
  SINCE JAN 1     25.55                     15.11  10.44    12.92

DEGREE DAYS
 HEATING
  TODAY           MM                        21     MM       15
  MONTH TO DATE  318                       369    -51      401
  SINCE SEP 1    318                       369    -51      401
  SINCE JUL 1    871                       956    -85      984

 COOLING
  TODAY           MM                         0     MM        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    MM   HIGHEST WIND DIRECTION    MM
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED    MM


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER  MM


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    MM
 LOWEST     MM
 AVERAGE    MM

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


THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   59        73      2011
 MINIMUM TEMPERATURE (F)   29        18      2000


SUNRISE AND SUNSET
SEPTEMBER 22 2017.....SUNRISE   709 AM MDT   SUNSET   718 PM MDT
SEPTEMBER 23 2017.....SUNRISE   710 AM MDT   SUNSET   717 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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