807 CDUS45 KRIW 180738 CLIBYG CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 138 AM MDT FRI SEP 18 2015 ................................... ...THE BUFFALO WY CLIMATE SUMMARY FOR SEPTEMBER 17 2015... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2015 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 69 229 PM 88 2013 71 -2 83 MINIMUM 43 616 AM 32 2003 44 -1 57 AVERAGE 56 57 -1 70 PRECIPITATION (IN) YESTERDAY 0.05 0.50 2002 0.04 0.01 0.02 MONTH TO DATE 0.05 0.63 -0.58 0.85 SINCE SEP 1 0.05 0.63 -0.58 0.85 SINCE JAN 1 12.46 10.90 1.56 11.06 DEGREE DAYS HEATING YESTERDAY 9 9 0 0 MONTH TO DATE 33 99 -66 187 SINCE SEP 1 33 99 -66 187 SINCE JUL 1 112 164 -52 246 COOLING YESTERDAY 0 1 -1 5 MONTH TO DATE 73 38 35 19 SINCE SEP 1 73 38 35 19 SINCE JAN 1 516 484 32 353 .................................................................. WIND (MPH) HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION N (340) HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION N (340) AVERAGE WIND SPEED 9.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.6 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 89 500 AM LOWEST 29 300 PM AVERAGE 59 .......................................................... THE BUFFALO WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 70 89 1998 MINIMUM TEMPERATURE (F) 44 28 2003 SUNRISE AND SUNSET SEPTEMBER 18 2015.....SUNRISE 649 AM MDT SUNSET 712 PM MDT SEPTEMBER 19 2015.....SUNRISE 650 AM MDT SUNSET 710 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$