Climatological Report (Daily)
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CDUS45 KRIW 210031
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
631 PM MDT WED SEP 20 2017


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

...THE CASPER WY CLIMATE SUMMARY FOR SEPTEMBER 20 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1939 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         67        MM  89    1956  72     -5       88
  MINIMUM         36    300 AM  16    1983  40     -4       51
  AVERAGE         52                        56     -4       70

PRECIPITATION (IN)
  TODAY            0.00          2.01 1989   0.04  -0.04     0.00
  MONTH TO DATE    0.83                      0.67   0.16     0.91
  SINCE SEP 1      0.83                      0.67   0.16     0.91
  SINCE JAN 1     10.75                      9.75   1.00    13.08

SNOWFALL (IN)
  TODAY            0.0                       0.1   -0.1      0.0
  MONTH TO DATE    0.0                       0.7   -0.7      0.0
  SINCE SEP 1      0.0                       0.7   -0.7      0.0
  SINCE JUL 1      0.0                       0.7   -0.7      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           13                        10      3        0
  MONTH TO DATE  104                       119    -15      123
  SINCE SEP 1    104                       119    -15      123
  SINCE JUL 1    125                       165    -40      183

 COOLING
  TODAY            0                         0      0        5
  MONTH TO DATE   54                        24     30       29
  SINCE SEP 1     54                        24     30       29
  SINCE JAN 1    448                       421     27      451
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION    SW (230)
  HIGHEST GUST SPEED    47   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED    20.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    75           300 AM
 LOWEST     20           300 PM
 AVERAGE    48

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


THE CASPER WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        85      1966
 MINIMUM TEMPERATURE (F)   39        21      1983


SUNRISE AND SUNSET
SEPTEMBER 20 2017.....SUNRISE   651 AM MDT   SUNSET   706 PM MDT
SEPTEMBER 21 2017.....SUNRISE   652 AM MDT   SUNSET   704 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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