Climatological Report (Daily)
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CDUS45 KRIW 190734
CLIP60


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1233 AM MST FRI JAN 19 2018


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

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR JANUARY 18 2018...

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)
 YESTERDAY
  MAXIMUM         36R   157 PM  34    2015  24     12       24
  MINIMUM         18    347 AM -25    2007   1     17      -10
  AVERAGE         27                        13     14        7

PRECIPITATION (IN)
  YESTERDAY        0.01          0.27 2015   0.07  -0.06     0.00
  MONTH TO DATE    1.00                      1.44  -0.44     2.31
  SINCE DEC 1      3.25                      2.94   0.31     5.41
  SINCE JAN 1      1.00                      1.44  -0.44     2.31

DEGREE DAYS
 HEATING
  YESTERDAY       38                        52    -14       58
  MONTH TO DATE  861                       936    -75     1135
  SINCE DEC 1   2455                      2526    -71     2894
  SINCE JUL 1   5824                      5846    -22     6038

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED     1.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96          1200 AM
 LOWEST     70           100 PM
 AVERAGE    83

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


THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   24        37      2005
 MINIMUM TEMPERATURE (F)    1       -12      2013


SUNRISE AND SUNSET
JANUARY 19 2018.......SUNRISE   752 AM MST   SUNSET   513 PM MST
JANUARY 20 2018.......SUNRISE   752 AM MST   SUNSET   514 PM MST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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