Climatological Report (Daily)
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694
CDUS45 KRIW 220735
CLIGEY


CLIMATE REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
134 AM MDT MON MAY 22 2017


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

...THE GREYBULL WY CLIMATE SUMMARY FOR MAY 21 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         69    406 PM  87    2002  72     -3       84
  MINIMUM         42    506 AM  31    2001  45     -3       52
  AVERAGE         56                        58     -2       68

PRECIPITATION (IN)
  YESTERDAY        T             0.36 2007   0.07  -0.07      T
  MONTH TO DATE    0.38                      0.95  -0.57     0.92
  SINCE MAR 1      1.19                      2.06  -0.87     1.74
  SINCE JAN 1      1.40                      2.47  -1.07     1.85

DEGREE DAYS
 HEATING
  YESTERDAY        9                         7      2        0
  MONTH TO DATE  173                       219    -46      178
  SINCE MAR 1   1334                      1647   -313     1373
  SINCE JUL 1   7375                      7618   -243     6526

 COOLING
  YESTERDAY        0                         1     -1        3
  MONTH TO DATE    8                         6      2       11
  SINCE MAR 1      8                         7      1       11
  SINCE JAN 1      8                         7      1       11
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    39   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    47   HIGHEST GUST DIRECTION     N (340)
  AVERAGE WIND SPEED    11.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    82           500 AM
 LOWEST     21           400 PM
 AVERAGE    52

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


THE GREYBULL WY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        89      2006
 MINIMUM TEMPERATURE (F)   45        37      2007


SUNRISE AND SUNSET
MAY 22 2017...........SUNRISE   537 AM MDT   SUNSET   841 PM MDT
MAY 23 2017...........SUNRISE   537 AM MDT   SUNSET   842 PM MDT


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




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