CDUS45 KRIW 210044
CLIP60


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
643 PM MDT MON MAY 20 2019


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

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR MAY 20 2019...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2019


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         MM        MM  66    2002  53     MM       60
  MINIMUM         MM        MM  17    2003  30     MM       29
  AVERAGE         MM

PRECIPITATION (IN)
  TODAY           MM             0.28 2005   0.07  MM        0.07
  MONTH TO DATE    0.42                      1.40  -0.98     0.66
  SINCE MAR 1      5.06                      4.69   0.37     6.33
  SINCE JAN 1      9.66                      8.21   1.45    11.80

DEGREE DAYS
 HEATING
  TODAY           MM                        24     MM       20
  MONTH TO DATE  415                       531   -116      489
  SINCE MAR 1   2786                      2845    -59     2952
  SINCE JUL 1  10923                     10782    141    10931

 COOLING
  TODAY           MM                         0     MM        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    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)   53        68      2012
 MINIMUM TEMPERATURE (F)   30        17      2001


SUNRISE AND SUNSET
MAY 20 2019...........SUNRISE   549 AM MDT   SUNSET   848 PM MDT
MAY 21 2019...........SUNRISE   548 AM MDT   SUNSET   849 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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