AFOS product CLICPR
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download
270 
CDUS45 KRIW 200737
CLICPR


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1227 AM MST THU DEC 20 2012


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

...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 19 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1939 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         27    245 PM  51    2004  33     -6       32
  MINIMUM          5    751 PM -24    1990  13     -8       15
  AVERAGE         16                        23     -7       24

PRECIPITATION (IN)
  YESTERDAY        0.00          0.42 1978   0.01  -0.01      T
  MONTH TO DATE    0.08                      0.30  -0.22     0.13
  SINCE DEC 1      0.08                      0.30  -0.22     0.13
  SINCE JAN 1      7.57                     12.33  -4.76    12.71

SNOWFALL (IN)
  YESTERDAY        0.0                       0.3   -0.3       T
  MONTH TO DATE    T                         6.8   -6.8      3.8
  SINCE DEC 1      T                         6.8   -6.8      3.8
  SINCE JUL 1     12.7                      26.3  -13.6     19.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       49                        42      7       41
  MONTH TO DATE  646                       779   -133      810
  SINCE DEC 1    646                       779   -133      810
  SINCE JUL 1   2180                      2633   -453     2447

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    697                       422    275      519
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED     7.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    58           400 AM
 LOWEST     17           300 PM
 AVERAGE    38

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


THE CASPER WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   34        56      1941
 MINIMUM TEMPERATURE (F)   13       -36      1990


SUNRISE AND SUNSET
DECEMBER 20 2012......SUNRISE   733 AM MST   SUNSET   434 PM MST
DECEMBER 21 2012......SUNRISE   734 AM MST   SUNSET   435 PM MST


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




$$