000 CDUS45 KRIW 200742 CLIGEY CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1231 AM MST FRI DEC 20 2013 ................................... ...THE GREYBULL WY CLIMATE SUMMARY FOR DECEMBER 19 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 29 321 AM 46 2004 28 1 26 MINIMUM 2 1154 PM -12 2005 5 -3 -3 AVERAGE 16 17 -1 12 PRECIPITATION (IN) YESTERDAY T 0.06 1999 0.01 -0.01 0.00 MONTH TO DATE 0.01 0.20 -0.19 0.09 SINCE DEC 1 0.01 0.20 -0.19 0.09 SINCE JAN 1 4.86 7.43 -2.57 2.31 DEGREE DAYS HEATING YESTERDAY 49 48 1 53 MONTH TO DATE 979 880 99 714 SINCE DEC 1 979 880 99 714 SINCE JUL 1 2787 2737 50 2326 COOLING YESTERDAY 0 0 0 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 35 HIGHEST WIND DIRECTION NW (320) HIGHEST GUST SPEED 41 HIGHEST GUST DIRECTION NW (310) AVERAGE WIND SPEED 12.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. SNOW LIGHT SNOW FOG HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 92 100 AM LOWEST 43 1000 PM AVERAGE 68 .......................................................... THE GREYBULL WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 28 43 2003 MINIMUM TEMPERATURE (F) 5 -16 2008 SUNRISE AND SUNSET DECEMBER 20 2013......SUNRISE 745 AM MST SUNSET 435 PM MST DECEMBER 21 2013......SUNRISE 746 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. $$