Climatological Report (Daily)
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CDUS45 KRIW 230740
CLIP60


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
138 AM MDT THU MAY 23 2013


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

...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR MAY 22 2013...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         61   1144 AM  64    2001  53      8       54
  MINIMUM         30    524 AM  24    2010  30      0       32
                                      2009
  AVERAGE         46                        42      4       43

PRECIPITATION (IN)
  YESTERDAY        0.15          0.70 2004   0.07   0.08     0.32
  MONTH TO DATE    1.29                      1.54  -0.25     1.16
  SINCE MAR 1      5.91                      4.83   1.08     6.07
  SINCE JAN 1      8.25                      8.35  -0.10    10.96

DEGREE DAYS
 HEATING
  YESTERDAY       19                        23     -4       22
  MONTH TO DATE  552                       578    -26      136
  SINCE MAR 1   3114                      2892    222      136
  SINCE JUL 1  10981                     10829    152     8010

 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    13   HIGHEST WIND DIRECTION     W (280)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED     1.9


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          1100 PM
 LOWEST     38          1100 AM
 AVERAGE    69

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


THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   54        69      2001
 MINIMUM TEMPERATURE (F)   30        21      2010


SUNRISE AND SUNSET
MAY 23 2013...........SUNRISE   546 AM MDT   SUNSET   852 PM MDT
MAY 24 2013...........SUNRISE   545 AM MDT   SUNSET   853 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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