AFOS product CLICPR
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CDUS45 KRIW 010745
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1240 AM MST FRI JAN 1 2010


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

...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 31 2009...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1939 TO 2009


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         25    346 PM  54    1980  32     -7       47
  MINIMUM         -3    128 AM -34    1978  12    -15        7
  AVERAGE         11                        22    -11       27

PRECIPITATION (IN)
  YESTERDAY        0.00          0.24 1984   0.02  -0.02     0.00
  MONTH TO DATE    0.97                      0.62   0.35     0.38
  SINCE DEC 1      0.97                      0.62   0.35     0.38
  SINCE JAN 1     15.77                     13.03   2.74    11.90

SNOWFALL (IN)
  YESTERDAY        0.0                       0.3   -0.3      0.0
  MONTH TO DATE   19.5                      11.9    7.6     11.2
  SINCE DEC 1     19.5                      11.9    7.6     11.2
  SINCE JUL 1     35.2                      33.0    2.2     21.4
  SNOW DEPTH       7

DEGREE DAYS
 HEATING
  YESTERDAY       54                        43     11       38
  MONTH TO DATE 1523                      1262    261     1057
  SINCE DEC 1   1523                      1262    261     1057
  SINCE JUL 1   3464                      3093    371     2769

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    221                       428   -207      375
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED    15.3


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    88           300 AM
 LOWEST     57          1100 AM
 AVERAGE    73

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


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 2010.......SUNRISE   737 AM MST   SUNSET   442 PM MST
JANUARY  2 2010.......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.




$$