Climatological Report (Daily)
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000
CDUS45 KRIW 160033
CLILND


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
533 PM MST FRI DEC 15 2017


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

...THE LANDER WY CLIMATE SUMMARY FOR DECEMBER 15 2017...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1891 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         33        MM  60    1980  31      2       49
  MINIMUM         14        MM -22    1926   9      5        9
  AVERAGE         24                        20      4       29

PRECIPITATION (IN)
  TODAY            0.00          0.48 1915   0.02  -0.02     0.00
  MONTH TO DATE    0.45                      0.32   0.13     0.05
  SINCE DEC 1      0.45                      0.32   0.13     0.05
  SINCE JAN 1     15.41                     12.40   3.01    20.44

SNOWFALL (IN)
  TODAY            0.0                       0.3   -0.3      0.0
  MONTH TO DATE    6.5                       5.5    1.0      0.8
  SINCE DEC 1      6.5                       5.5    1.0      0.8
  SINCE JUL 1     14.5                      31.1  -16.6     14.8
  SNOW DEPTH       T

DEGREE DAYS
 HEATING
  TODAY           41                        45     -4       36
  MONTH TO DATE  546                       657   -111      686
  SINCE DEC 1    546                       657   -111      686
  SINCE JUL 1   2146                      2530   -384     2242

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    292                       472   -180      562
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     7   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED     4.0


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    80          1200 AM
 LOWEST     58          1200 PM
 AVERAGE    69

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


THE LANDER WY CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        60      1980
                                             1939
 MINIMUM TEMPERATURE (F)    9       -21      1897


SUNRISE AND SUNSET
DECEMBER 15 2017......SUNRISE   739 AM MST   SUNSET   442 PM MST
DECEMBER 16 2017......SUNRISE   740 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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