Climatological Report (Daily)
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CDUS45 KRIW 200731
CLIP60


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT FRI OCT 20 2017


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

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR OCTOBER 19 2017...

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)
 YESTERDAY
  MAXIMUM         58    300 PM  62    2003  47     11       35
  MINIMUM         24    710 AM  14    1999  22      2       16
  AVERAGE         41                        35      6       26

PRECIPITATION (IN)
  YESTERDAY        0.00          0.43 2015   0.04  -0.04     0.06
  MONTH TO DATE    0.37                      0.76  -0.39     3.95
  SINCE SEP 1      3.70                      2.06   1.64     6.60
  SINCE JAN 1     26.00                     16.13   9.87    17.83

DEGREE DAYS
 HEATING
  YESTERDAY       24                        30     -6       39
  MONTH TO DATE  583                       516     67      557
  SINCE SEP 1   1180                      1064    116     1120
  SINCE JUL 1   1733                      1651     82     1703

 COOLING
  YESTERDAY        0                         0      0        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     9   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     2.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           300 AM
 LOWEST     15           300 PM
 AVERAGE    54

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


THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   46        63      2003
 MINIMUM TEMPERATURE (F)   22        14      2007


SUNRISE AND SUNSET
OCTOBER 20 2017.......SUNRISE   744 AM MDT   SUNSET   628 PM MDT
OCTOBER 21 2017.......SUNRISE   745 AM MDT   SUNSET   627 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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