915 
CDUS45 KRIW 080830
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
229 AM MDT THU APR 8 2010


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

...THE CASPER WY CLIMATE SUMMARY FOR APRIL 7 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         40    351 PM  77    1988  54    -14       61
  MINIMUM         28   1009 PM  14    2008  27      1       27
                                      1973
  AVERAGE         34                        40     -6       44

PRECIPITATION (IN)
  YESTERDAY        0.01          0.44 1975   0.04  -0.03     0.00
  MONTH TO DATE    0.85                      0.28   0.57     0.36
  SINCE MAR 1      2.42                      1.18   1.24     1.36
  SINCE JAN 1      3.04                      2.40   0.64     2.72

SNOWFALL (IN)
  YESTERDAY        0.6                       0.5    0.1      0.0
  MONTH TO DATE   11.1                       3.5    7.6      9.1
  SINCE MAR 1     23.2                      15.8    7.4     26.6
  SINCE JUL 1     73.0                      70.6    2.4     68.5
  SNOW DEPTH       1

DEGREE DAYS
 HEATING
  YESTERDAY       31                        24      7       21
  MONTH TO DATE  216                       175     41      242
  SINCE MAR 1   1043                      1096    -53     1221
  SINCE JUL 1   6831                      6574    257     6130

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED    11.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           100 AM
 LOWEST     44           300 PM
 AVERAGE    72

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   54        73      1977
 MINIMUM TEMPERATURE (F)   27         6      1982


SUNRISE AND SUNSET
APRIL  8 2010.........SUNRISE   636 AM MDT   SUNSET   740 PM MDT
APRIL  9 2010.........SUNRISE   634 AM MDT   SUNSET   741 PM MDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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