211 CDUS45 KRIW 180734 CLIBYG CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1231 AM MST SUN DEC 18 2016 ................................... ...THE BUFFALO WY CLIMATE SUMMARY FOR DECEMBER 17 2016... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2016 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 5 1133 PM 65 1998 36 -31 20 MINIMUM -20R 840 AM -6 2005 15 -35 5 AVERAGE -7 25 -32 13 PRECIPITATION (IN) YESTERDAY T 0.18 2000 0.01 -0.01 T MONTH TO DATE 0.12 0.24 -0.12 0.10 SINCE DEC 1 0.12 0.24 -0.12 0.10 SINCE JAN 1 12.16 13.29 -1.13 13.77 DEGREE DAYS HEATING YESTERDAY 72 40 32 52 MONTH TO DATE 859 668 191 530 SINCE DEC 1 859 668 191 530 SINCE JUL 1 2041 2502 -461 1959 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 632 492 140 560 .................................................................. WIND (MPH) HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (330) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (350) AVERAGE WIND SPEED 6.7 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT SNOW HAZE RELATIVE HUMIDITY (PERCENT) HIGHEST 72 100 AM LOWEST 36 1100 PM AVERAGE 54 .......................................................... THE BUFFALO WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 36 54 2011 MINIMUM TEMPERATURE (F) 15 -8 2005 SUNRISE AND SUNSET DECEMBER 18 2016......SUNRISE 738 AM MST SUNSET 429 PM MST DECEMBER 19 2016......SUNRISE 739 AM MST SUNSET 430 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$