AFOS product CLICPR
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CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1228 AM MST WED DEC 28 2011


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

...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 27 2011...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1939 TO 2011


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         37        MM  61    1980  34      3       37
  MINIMUM         16        MM -16    1941  13      3       24
  AVERAGE         27                        24      3       31

PRECIPITATION (IN)
  YESTERDAY        0.00          0.16 1966   0.02  -0.02     0.00
  MONTH TO DATE    0.33                      0.43  -0.10     0.64
  SINCE DEC 1      0.33                      0.43  -0.10     0.64
  SINCE JAN 1     12.91                     12.46   0.45    11.89

SNOWFALL (IN)
  YESTERDAY        0.0                       0.3   -0.3      0.0
  MONTH TO DATE    7.8                       9.6   -1.8      8.5
  SINCE DEC 1      7.8                       9.6   -1.8      8.5
  SINCE JUL 1     23.1                      29.1   -6.0     17.3
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  YESTERDAY       38                        41     -3       34
  MONTH TO DATE 1138                      1113     25      983
  SINCE DEC 1   1138                      1113     25      983
  SINCE JUL 1   2775                      2967   -192     2652

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    519                       422     97      423
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION    SW (230)
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED    17.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    67          1200 AM
 LOWEST     43           700 AM
 AVERAGE    55

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   34        53      2005
 MINIMUM TEMPERATURE (F)   13       -26      1983


SUNRISE AND SUNSET
DECEMBER 28 2011......SUNRISE   736 AM MST   SUNSET   439 PM MST
DECEMBER 29 2011......SUNRISE   736 AM MST   SUNSET   439 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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