Climatological Report (Daily)
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CDUS45 KRIW 180736
CLIP60


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
136 AM MDT SAT APR 18 2015


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

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR APRIL 17 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         53    356 PM  56    2001  44      9       47
  MINIMUM         18    555 AM  -3    2013  19     -1       13
  AVERAGE         36                        32      4       30

PRECIPITATION (IN)
  YESTERDAY        0.00          0.60 2004   0.07  -0.07     0.00
  MONTH TO DATE    0.64                      1.14  -0.50     1.40
  SINCE MAR 1      1.39                      2.35  -0.96     5.98
  SINCE JAN 1      4.28                      5.87  -1.59    11.06

DEGREE DAYS
 HEATING
  YESTERDAY       29                        33     -4       35
  MONTH TO DATE  623                       605     18      681
  SINCE MAR 1   1797                      1907   -110     2054
  SINCE JUL 1   9361                      9844   -483    10107

 COOLING
  YESTERDAY        0                         0      0        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     7   HIGHEST WIND DIRECTION     E (110)
  HIGHEST GUST SPEED     9   HIGHEST GUST DIRECTION     E (100)
  AVERAGE WIND SPEED     1.5


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           500 AM
 LOWEST     15           400 PM
 AVERAGE    54

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


THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   44        54      2001
 MINIMUM TEMPERATURE (F)   20       -10      2013


SUNRISE AND SUNSET
APRIL 18 2015.........SUNRISE   633 AM MDT   SUNSET   810 PM MDT
APRIL 19 2015.........SUNRISE   631 AM MDT   SUNSET   811 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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