Climatological Report (Daily)
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CDUS45 KRIW 210030
CLIP60


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
630 PM MDT FRI APR 20 2018


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

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR APRIL 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         51        MM  57    2016  45      6       42
                                      2010
  MINIMUM         26    400 AM   1    2011  20      6       17
  AVERAGE         39

PRECIPITATION (IN)
  TODAY            0.00          0.40 2001   0.07  -0.07     0.08
  MONTH TO DATE    3.23                      1.34   1.89     1.68
  SINCE MAR 1      4.95                      2.55   2.40     4.17
  SINCE JAN 1     10.42                      6.07   4.35    14.41

DEGREE DAYS
 HEATING
  TODAY           26                        33     -7       35
  MONTH TO DATE  762                       704     58      710
  SINCE MAR 1   2157                      2006    151     1812
  SINCE JUL 1  10136                      9943    193     9870

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


WIND (MPH)
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED     3.1


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    63          1200 AM
 LOWEST     26          1200 PM
 AVERAGE    45

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


THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   45        56      2016
                                             2009
 MINIMUM TEMPERATURE (F)   21         2      2002


SUNRISE AND SUNSET
APRIL 20 2018.........SUNRISE   629 AM MDT   SUNSET   813 PM MDT
APRIL 21 2018.........SUNRISE   627 AM MDT   SUNSET   814 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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