589 CDUS45 KRIW 230738 CLIGEY CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1230 AM MST MON DEC 23 2013 ................................... ...THE GREYBULL WY CLIMATE SUMMARY FOR DECEMBER 22 2013... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2013 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM MM MM 50 2005 28 MM 34 MINIMUM MM MM -15 1998 5 MM 2 AVERAGE MM 16 MM 18 PRECIPITATION (IN) YESTERDAY 0.01 0.20 1999 0.00 0.01 0.00 MONTH TO DATE 0.02 0.22 -0.20 0.09 SINCE DEC 1 0.02 0.22 -0.20 0.09 SINCE JAN 1 4.87 7.45 -2.58 2.31 DEGREE DAYS HEATING YESTERDAY MM 49 MM 47 MONTH TO DATE 979 1026 -47 857 SINCE DEC 1 979 1026 -47 857 SINCE JUL 1 2787 2883 -96 2469 COOLING YESTERDAY MM 0 MM 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 1005 669 336 977 .................................................................. WIND (MPH) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (310) HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM AVERAGE WIND SPEED 6.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HEAVY SNOW SNOW LIGHT SNOW RELATIVE HUMIDITY (PERCENT) HIGHEST MM LOWEST MM AVERAGE MM .......................................................... THE GREYBULL WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 28 51 2005 MINIMUM TEMPERATURE (F) 5 -17 1998 SUNRISE AND SUNSET DECEMBER 23 2013......SUNRISE 747 AM MST SUNSET 436 PM MST DECEMBER 24 2013......SUNRISE 747 AM MST SUNSET 437 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$