Climatological Report (Daily)
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CDUS45 KRIW 130727
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1226 AM MST WED DEC 13 2017


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

...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 12 2017...

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)
 YESTERDAY
  MAXIMUM         48    242 PM  60    2014  34     14       34
  MINIMUM         25    129 AM -14    2000  13     12        1
  AVERAGE         37                        24     13       18

PRECIPITATION (IN)
  YESTERDAY        0.00          0.26 1992   0.02  -0.02      T
                                      1940
  MONTH TO DATE    0.35                      0.20   0.15     0.46
  SINCE DEC 1      0.35                      0.20   0.15     0.46
  SINCE JAN 1     13.08                     12.23   0.85    14.72

SNOWFALL (IN)
  YESTERDAY        0.0                       0.4   -0.4       T
  MONTH TO DATE    5.4                       4.3    1.1      8.7
  SINCE DEC 1      5.4                       4.3    1.1      8.7
  SINCE JUL 1     14.6                      23.8   -9.2     11.9
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       28                        42    -14       47
  MONTH TO DATE  407                       485    -78      608
  SINCE DEC 1    407                       485    -78      608
  SINCE JUL 1   2151                      2339   -188     2034

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    448                       422     26      451
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    31   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED    18.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    63          1200 AM
 LOWEST     31           100 PM
 AVERAGE    47

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   34        57      2014
 MINIMUM TEMPERATURE (F)   13       -16      1967


SUNRISE AND SUNSET
DECEMBER 13 2017......SUNRISE   729 AM MST   SUNSET   432 PM MST
DECEMBER 14 2017......SUNRISE   729 AM MST   SUNSET   432 PM MST


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




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