171 CDUS45 KRIW 150749 CLIGEY CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 149 AM MDT SUN SEP 15 2013 ................................... ...THE GREYBULL WY CLIMATE SUMMARY FOR SEPTEMBER 14 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 65 235 PM 89 2000 76 -11 88 MINIMUM 53 654 AM 35 2012 44 9 35 2007 2003 AVERAGE 59 60 -1 62 PRECIPITATION (IN) YESTERDAY T 0.57 2011 0.03 -0.03 0.00 MONTH TO DATE T 0.41 -0.41 0.03 SINCE SEP 1 T 0.41 -0.41 0.03 SINCE JAN 1 2.62 5.86 -3.24 1.95 DEGREE DAYS HEATING YESTERDAY 6 6 0 3 MONTH TO DATE 7 55 -48 35 SINCE SEP 1 7 55 -48 35 SINCE JUL 1 7 76 -69 36 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 87 30 57 27 SINCE SEP 1 87 30 57 27 SINCE JAN 1 996 663 333 974 .................................................................. WIND (MPH) HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (330) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (330) AVERAGE WIND SPEED 4.1 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. HEAVY RAIN RAIN LIGHT RAIN FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 1200 AM LOWEST 84 600 PM AVERAGE 92 .......................................................... THE GREYBULL WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 76 96 2000 MINIMUM TEMPERATURE (F) 43 35 2003 SUNRISE AND SUNSET SEPTEMBER 15 2013.....SUNRISE 652 AM MDT SUNSET 722 PM MDT SEPTEMBER 16 2013.....SUNRISE 653 AM MDT SUNSET 720 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$