Climatological Report (Daily)
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000
CDUS45 KRIW 120747
CLILND


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1246 AM MST TUE DEC 12 2017


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

...THE LANDER WY CLIMATE SUMMARY FOR DECEMBER 11 2017...

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)
 YESTERDAY
  MAXIMUM         41    134 PM  65    1937  31     10       34
  MINIMUM         11    703 AM -26    1972  10      1       17
  AVERAGE         26                        20      6       26

PRECIPITATION (IN)
  YESTERDAY        0.00          0.90 1901   0.02  -0.02     0.00
  MONTH TO DATE    0.28                      0.24   0.04     0.05
  SINCE DEC 1      0.28                      0.24   0.04     0.05
  SINCE JAN 1     15.24                     12.32   2.92    20.44

SNOWFALL (IN)
  YESTERDAY        0.0                       0.4   -0.4      0.0
  MONTH TO DATE    4.1                       4.2   -0.1      0.8
  SINCE DEC 1      4.1                       4.2   -0.1      0.8
  SINCE JUL 1     12.1                      29.8  -17.7     14.8
  SNOW DEPTH       T

DEGREE DAYS
 HEATING
  YESTERDAY       39                        45     -6       39
  MONTH TO DATE  400                       477    -77      518
  SINCE DEC 1    400                       477    -77      518
  SINCE JUL 1   2000                      2350   -350     2074

 COOLING
  YESTERDAY        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     9   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    11   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED     3.3


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    81           900 PM
 LOWEST     47           100 PM
 AVERAGE    64

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


THE LANDER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   31        57      1995
                                             1929
                                             1924
 MINIMUM TEMPERATURE (F)    9       -28      1932


SUNRISE AND SUNSET
DECEMBER 12 2017......SUNRISE   737 AM MST   SUNSET   441 PM MST
DECEMBER 13 2017......SUNRISE   737 AM MST   SUNSET   441 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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