Climatological Report (Daily)
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000
CDUS45 KRIW 180746
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1240 AM MST WED JAN 18 2017


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

...THE GREYBULL WY CLIMATE SUMMARY FOR JANUARY 17 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1998 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         10    420 PM  46    2010  29    -19       27
  MINIMUM        -15R   242 AM -10    2013   5    -20        6
                                      2001
  AVERAGE         -2                        17    -19       17

PRECIPITATION (IN)
  YESTERDAY        0.00          0.25 2008   0.00   0.00     0.02
  MONTH TO DATE    0.08                      0.13  -0.05     0.09
  SINCE DEC 1      0.11                      0.41  -0.30     0.10
  SINCE JAN 1      0.08                      0.13  -0.05     0.09

DEGREE DAYS
 HEATING
  YESTERDAY       67                        48     19       48
  MONTH TO DATE 1155                       827    328      837
  SINCE DEC 1   2804                      2293    511     2236
  SINCE JUL 1   4179                      4150     29     3753

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION    SE (130)
  HIGHEST GUST SPEED     9   HIGHEST GUST DIRECTION    SE (130)
  AVERAGE WIND SPEED     2.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    81           300 AM
 LOWEST     63           200 PM
 AVERAGE    72

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


THE GREYBULL WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   29        42      2006
 MINIMUM TEMPERATURE (F)    5        -7      2013


SUNRISE AND SUNSET
JANUARY 18 2017.......SUNRISE   743 AM MST   SUNSET   503 PM MST
JANUARY 19 2017.......SUNRISE   743 AM MST   SUNSET   504 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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