AFOS product CLICPR
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CDUS45 KRIW 210057
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
655 PM MDT FRI MAY 20 2011


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

...THE CASPER WY CLIMATE SUMMARY FOR MAY 20 2011...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1939 TO 2011


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         50        MM  89    1964  68    -18       71
                                      1954
  MINIMUM         34        MM  24    2003  39     -5       44
  AVERAGE         42                        53    -11       58

PRECIPITATION (IN)
  TODAY            0.05          0.81 1975   0.08  -0.03      T
  MONTH TO DATE    1.84                      1.56   0.28     1.81
  SINCE MAR 1      3.70                      3.98  -0.28     4.49
  SINCE JAN 1      5.00                      5.20  -0.20     5.11

SNOWFALL (IN)
  TODAY           MM                         0.1   MM        0.0
  MONTH TO DATE    0.7                       4.1   -3.4      2.8
  SINCE MAR 1     13.1                      30.2  -17.1     26.3
  SINCE JUL 1     63.2                      85.0  -21.8     76.1
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY           23                        11     12        7
  MONTH TO DATE  382                       290     92      427
  SINCE MAR 1   1941                      1872     69     1959
  SINCE JUL 1   7303                      7350    -47     7747

 COOLING
  TODAY            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    21   HIGHEST WIND DIRECTION     W (260)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED    13.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92          1200 AM
 LOWEST     65          1200 PM
 AVERAGE    79

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


THE CASPER WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   68        87      2006
                                             1964
 MINIMUM TEMPERATURE (F)   39        26      2001


SUNRISE AND SUNSET
MAY 20 2011...........SUNRISE   538 AM MDT   SUNSET   827 PM MDT
MAY 21 2011...........SUNRISE   537 AM MDT   SUNSET   828 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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