AFOS product CLICPR
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CDUS45 KRIW 160730
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
128 AM MDT MON MAY 16 2011


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

...THE CASPER WY CLIMATE SUMMARY FOR MAY 15 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         56        MM  87    1984  66    -10       54
  MINIMUM         31        MM  27    1983  38     -7       36
  AVERAGE         44                        52     -8       45

PRECIPITATION (IN)
  YESTERDAY        0.00          1.52 1991   0.08  -0.08     0.01
  MONTH TO DATE    0.97                      1.16  -0.19     1.08
  SINCE MAR 1      2.80                      3.58  -0.78     3.76
  SINCE JAN 1      4.10                      4.80  -0.70     4.38

SNOWFALL (IN)
  YESTERDAY        0.0                       0.2   -0.2      0.0
  MONTH TO DATE    0.0                       3.6   -3.6      2.8
  SINCE MAR 1     12.4                      29.7  -17.3     26.3
  SINCE JUL 1     62.5                      84.5  -22.0     76.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       21                        13      8       20
  MONTH TO DATE  281                       230     51      373
  SINCE MAR 1   1840                      1812     28     1905
  SINCE JUL 1   7202                      7290    -88     7693

 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    22   HIGHEST WIND DIRECTION     E (80)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION     E (90)
  AVERAGE WIND SPEED    14.3


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    89           600 AM
 LOWEST     41           500 PM
 AVERAGE    65

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        87      1994
 MINIMUM TEMPERATURE (F)   38        25      2009


SUNRISE AND SUNSET
MAY 16 2011...........SUNRISE   542 AM MDT   SUNSET   823 PM MDT
MAY 17 2011...........SUNRISE   541 AM MDT   SUNSET   824 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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