Climatological Report (Daily)
Issued by NWS Riverton, WY

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CDUS45 KRIW 200738
CLIRIW


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1229 AM MST SAT DEC 20 2014


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

...THE RIVERTON WY CLIMATE SUMMARY FOR DECEMBER 19 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1995 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         15    347 PM  44    2004  31    -16       32
  MINIMUM          3    935 AM -13    1998   7     -4        6
  AVERAGE          9                        19    -10       19

PRECIPITATION (IN)
  YESTERDAY        T             0.11 2013   0.01  -0.01     0.11
  MONTH TO DATE    0.28                      0.17   0.11     0.19
  SINCE DEC 1      0.28                      0.17   0.11     0.19
  SINCE JAN 1      7.04                      9.28  -2.24     9.23

SNOWFALL (IN)
  YESTERDAY        0.1                                       2.8
  MONTH TO DATE    3.4                                       4.9
  SINCE DEC 1      3.4                                       4.9
  SINCE JUL 1      8.9                                      31.2
  SNOW DEPTH       3

DEGREE DAYS
 HEATING
  YESTERDAY       56                        46     10       46
  MONTH TO DATE  678                       848   -170      869
  SINCE DEC 1    678                       848   -170      869
  SINCE JUL 1   2455                      2764   -309     2767

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    431                       494    -63      798
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    10   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED     2.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96          1000 AM
 LOWEST     80          1100 AM
 AVERAGE    88

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


THE RIVERTON WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        43      2003
 MINIMUM TEMPERATURE (F)    7       -21      1998


SUNRISE AND SUNSET
DECEMBER 20 2014......SUNRISE   741 AM MST   SUNSET   441 PM MST
DECEMBER 21 2014......SUNRISE   742 AM MST   SUNSET   442 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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