AFOS product CLICPR
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CDUS45 KRIW 190753
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
150 AM MDT THU MAY 19 2011


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

...THE CASPER WY CLIMATE SUMMARY FOR MAY 18 2011...

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)
 YESTERDAY
  MAXIMUM         52        MM  88    2009  67    -15       73
                                      1992
  MINIMUM         35        MM  25    1943  39     -4       40
  AVERAGE         44                        53     -9       57

PRECIPITATION (IN)
  YESTERDAY        0.32          1.19 1978   0.08   0.24     0.23
  MONTH TO DATE    1.29                      1.40  -0.11     1.31
  SINCE MAR 1      3.15                      3.82  -0.67     3.99
  SINCE JAN 1      4.45                      5.04  -0.59     4.61

SNOWFALL (IN)
  YESTERDAY        0.0                       0.1   -0.1      0.0
  MONTH TO DATE    0.0                       3.9   -3.9      2.8
  SINCE MAR 1     12.4                      30.0  -17.6     26.3
  SINCE JUL 1     62.5                      84.8  -22.3     76.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       21                        12      9        8
  MONTH TO DATE  332                       267     65      406
  SINCE MAR 1   1891                      1849     42     1938
  SINCE JUL 1   7253                      7327    -74     7726

 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     9   HIGHEST WIND DIRECTION    NE (30)
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED     4.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           300 AM
 LOWEST     54          1200 PM
 AVERAGE    77

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   67        89      2009
                                             1992
 MINIMUM TEMPERATURE (F)   39        27      1968
                                             1966


SUNRISE AND SUNSET
MAY 19 2011...........SUNRISE   539 AM MDT   SUNSET   826 PM MDT
MAY 20 2011...........SUNRISE   538 AM MDT   SUNSET   827 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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