Climatological Report (Daily)
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CDUS45 KRIW 180735
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST THU DEC 18 2014


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

...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 17 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1939 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         33    222 PM  60    1980  33      0       47
  MINIMUM         17   1042 PM -31    1964  13      4       32
  AVERAGE         25                        23      2       40

PRECIPITATION (IN)
  YESTERDAY        0.00          0.45 1970   0.01  -0.01     0.00
  MONTH TO DATE    0.78                      0.27   0.51     0.39
  SINCE DEC 1      0.78                      0.27   0.51     0.39
  SINCE JAN 1     11.66                     12.30  -0.64    14.33

SNOWFALL (IN)
  YESTERDAY        0.0                       0.3   -0.3      0.0
  MONTH TO DATE    9.3                       6.1    3.2      3.9
  SINCE DEC 1      9.3                       6.1    3.2      3.9
  SINCE JUL 1     24.1                      25.6   -1.5     28.7
  SNOW DEPTH       5

DEGREE DAYS
 HEATING
  YESTERDAY       40                        42     -2       25
  MONTH TO DATE  485                       695   -210      808
  SINCE DEC 1    485                       695   -210      808
  SINCE JUL 1   2260                      2549   -289     2652

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    357                       422    -65      618
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED    12.1


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    80           900 PM
 LOWEST     61           200 PM
 AVERAGE    71

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   33        52      1994
 MINIMUM TEMPERATURE (F)   13       -18      1983


SUNRISE AND SUNSET
DECEMBER 18 2014......SUNRISE   732 AM MST   SUNSET   433 PM MST
DECEMBER 19 2014......SUNRISE   733 AM MST   SUNSET   434 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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