Climatological Report (Daily)
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CDUS45 KRIW 220741
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1241 AM MST MON DEC 22 2014


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

...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 21 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         41    234 PM  53    1969  34      7       27
  MINIMUM         30    806 PM -41    1990  13     17       10
  AVERAGE         36                        23     13       19

PRECIPITATION (IN)
  YESTERDAY        0.01          0.21 2003   0.01   0.00     0.00
  MONTH TO DATE    0.79                      0.33   0.46     0.90
  SINCE DEC 1      0.79                      0.33   0.46     0.90
  SINCE JAN 1     11.67                     12.36  -0.69    14.84

SNOWFALL (IN)
  YESTERDAY        0.2                       0.3   -0.1      0.0
  MONTH TO DATE    9.5                       7.5    2.0     11.2
  SINCE DEC 1      9.5                       7.5    2.0     11.2
  SINCE JUL 1     24.3                      27.0   -2.7     36.0
  SNOW DEPTH       3

DEGREE DAYS
 HEATING
  YESTERDAY       29                        42    -13       46
  MONTH TO DATE  625                       863   -238      971
  SINCE DEC 1    625                       863   -238      971
  SINCE JUL 1   2400                      2717   -317     2815

 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    33   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    45   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED    16.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           800 PM
 LOWEST     64          1100 PM
 AVERAGE    78

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   34        55      1940
 MINIMUM TEMPERATURE (F)   13       -33      1983


SUNRISE AND SUNSET
DECEMBER 22 2014......SUNRISE   734 AM MST   SUNSET   435 PM MST
DECEMBER 23 2014......SUNRISE   735 AM MST   SUNSET   436 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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