Climatological Report (Daily)
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CDUS45 KRIW 170733
CLIP60


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
131 AM MDT TUE OCT 17 2017


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

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR OCTOBER 16 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         52    225 PM  62    2015  48      4       40
  MINIMUM         19    703 AM  14    2013  23     -4       30
                                      2001
                                      1999
  AVERAGE         36                        36      0       35

PRECIPITATION (IN)
  YESTERDAY        0.00          0.58 2016   0.04  -0.04     0.58
  MONTH TO DATE    0.37                      0.62  -0.25     3.36
  SINCE SEP 1      3.70                      1.92   1.78     6.01
  SINCE JAN 1     26.00                     15.99  10.01    17.24

DEGREE DAYS
 HEATING
  YESTERDAY       29                        29      0       30
  MONTH TO DATE  534                       426    108      450
  SINCE SEP 1   1131                       974    157     1013
  SINCE JUL 1   1684                      1561    123     1596

 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     8   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     1.6


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   100           200 AM
 LOWEST     20           100 PM
 AVERAGE    60

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


THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   48        64      2015
 MINIMUM TEMPERATURE (F)   23        12      1999


SUNRISE AND SUNSET
OCTOBER 17 2017.......SUNRISE   740 AM MDT   SUNSET   633 PM MDT
OCTOBER 18 2017.......SUNRISE   741 AM MDT   SUNSET   632 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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