AFOS product CLICPR
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CDUS45 KRIW 010758
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1251 AM MST SAT JAN 1 2011


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

...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 31 2010...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1939 TO 2010


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM          2   1159 PM  54    1980  32    -30       25
  MINIMUM         -5    805 AM -34    1978  12    -17       -3
  AVERAGE         -1                        22    -23       11

PRECIPITATION (IN)
  YESTERDAY        0.19          0.24 1984   0.02   0.17     0.00
  MONTH TO DATE    1.36                      0.62   0.74     0.97
  SINCE DEC 1      1.36                      0.62   0.74     0.97
  SINCE JAN 1     12.61                     13.03  -0.42    15.77

SNOWFALL (IN)
  YESTERDAY        1.4                       0.3    1.1      0.0
  MONTH TO DATE   15.8                      11.9    3.9     19.5
  SINCE DEC 1     15.8                      11.9    3.9     19.5
  SINCE JUL 1     24.6                      33.0   -8.4     35.2
  SNOW DEPTH       6

DEGREE DAYS
 HEATING
  YESTERDAY       66                        43     23       54
  MONTH TO DATE 1171                      1262    -91     1523
  SINCE DEC 1   1171                      1262    -91     1523
  SINCE JUL 1   2840                      3093   -253     3464

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    423                       428     -5      221
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED    11.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LT FREEZING RAIN
  SNOW
  LIGHT SNOW
  FOG
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           800 AM
 LOWEST     65          1100 PM
 AVERAGE    74

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   32        52      1943
 MINIMUM TEMPERATURE (F)   12       -29      1979


SUNRISE AND SUNSET
JANUARY  1 2011.......SUNRISE   737 AM MST   SUNSET   442 PM MST
JANUARY  2 2011.......SUNRISE   737 AM MST   SUNSET   443 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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