000 CDUS45 KRIW 180754 CLIGEY CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1243 AM MST WED DEC 18 2013 ................................... ...THE GREYBULL WY CLIMATE SUMMARY FOR DECEMBER 17 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 40 229 PM 51 1998 28 12 35 MINIMUM 15 714 AM -14 2008 6 9 15 AVERAGE 28 17 11 25 PRECIPITATION (IN) YESTERDAY 0.00 T 2012 0.01 -0.01 T 2005 2000 MONTH TO DATE 0.01 0.18 -0.17 0.09 SINCE DEC 1 0.01 0.18 -0.17 0.09 SINCE JAN 1 4.86 7.41 -2.55 2.31 DEGREE DAYS HEATING YESTERDAY 37 48 -11 40 MONTH TO DATE 893 784 109 617 SINCE DEC 1 893 784 109 617 SINCE JUL 1 2701 2641 60 2229 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 12 HIGHEST WIND DIRECTION SE (120) HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION W (290) AVERAGE WIND SPEED 3.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 92 700 AM LOWEST 54 200 PM AVERAGE 73 .......................................................... THE GREYBULL WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 28 48 1999 MINIMUM TEMPERATURE (F) 6 -10 2008 2005 SUNRISE AND SUNSET DECEMBER 18 2013......SUNRISE 744 AM MST SUNSET 434 PM MST DECEMBER 19 2013......SUNRISE 745 AM MST SUNSET 434 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$