Climatological Report (Daily)
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000
CDUS45 KRIW 160735
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1234 AM MST SAT DEC 16 2017


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

...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 15 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1939 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         42    722 PM  57    1980  34      8       46
  MINIMUM         28    455 AM -20    2008  13     15       13
  AVERAGE         35                        23     12       30

PRECIPITATION (IN)
  YESTERDAY        0.00          0.52 2010   0.01  -0.01     0.00
  MONTH TO DATE    0.40                      0.24   0.16     0.48
  SINCE DEC 1      0.40                      0.24   0.16     0.48
  SINCE JAN 1     13.13                     12.27   0.86    14.74

SNOWFALL (IN)
  YESTERDAY        0.0                       0.3   -0.3      0.0
  MONTH TO DATE    5.4                       5.4    0.0      9.1
  SINCE DEC 1      5.4                       5.4    0.0      9.1
  SINCE JUL 1     14.6                      24.9  -10.3     12.3
  SNOW DEPTH       1

DEGREE DAYS
 HEATING
  YESTERDAY       30                        42    -12       35
  MONTH TO DATE  508                       611   -103      751
  SINCE DEC 1    508                       611   -103      751
  SINCE JUL 1   2252                      2465   -213     2177

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    448                       422     26      451
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    41   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    50   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED    25.4


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    63          1200 AM
 LOWEST     33          1100 PM
 AVERAGE    48

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   33        59      1980
 MINIMUM TEMPERATURE (F)   13       -31      1964


SUNRISE AND SUNSET
DECEMBER 16 2017......SUNRISE   731 AM MST   SUNSET   433 PM MST
DECEMBER 17 2017......SUNRISE   731 AM MST   SUNSET   433 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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