Climatological Report (Daily)
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486
CDUS45 KRIW 210034
CLIP60


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
633 PM MDT THU JUL 20 2017


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

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JULY 20 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         67        MM  84    2003  73     -6       78
  MINIMUM         40        MM  33    2010  41     -1       41
  AVERAGE         54

PRECIPITATION (IN)
  TODAY            0.05          0.18 2004   0.05   0.00     0.02
  MONTH TO DATE    0.38                      0.91  -0.53     0.83
  SINCE JUN 1      2.36                      2.91  -0.55     1.78
  SINCE JAN 1     19.57                     11.99   7.58    10.84

DEGREE DAYS
 HEATING
  TODAY           11                         8      3        5
  MONTH TO DATE  127                       195    -68      245
  SINCE JUN 1    623                       688    -65      613
  SINCE JUL 1    127                       195    -68      245

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


WIND (MPH)
  HIGHEST WIND SPEED     7   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     1.2


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    85           500 AM
 LOWEST     48           900 AM
 AVERAGE    67

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


THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        84      2007
 MINIMUM TEMPERATURE (F)   41        34      2011
                                             2010
                                             2000


SUNRISE AND SUNSET
JULY 20 2017..........SUNRISE   556 AM MDT   SUNSET   900 PM MDT
JULY 21 2017..........SUNRISE   557 AM MDT   SUNSET   859 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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