972 CDUS45 KRIW 100735 CLIP60 CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 134 AM MDT WED OCT 10 2018 ................................... ...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR OCTOBER 9 2018... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1998 TO 2018 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 37 305 PM 65 2015 51 -14 40 MINIMUM 26 313 AM 3 2009 25 1 14 AVERAGE 32 38 -6 27 PRECIPITATION (IN) YESTERDAY 0.01 0.39 2006 0.04 -0.03 0.00 MONTH TO DATE 0.78 0.32 0.46 0.15 SINCE SEP 1 0.99 1.62 -0.63 3.48 SINCE JAN 1 20.95 15.69 5.26 25.78 DEGREE DAYS HEATING YESTERDAY 33 27 6 38 MONTH TO DATE 251 228 23 292 SINCE SEP 1 805 776 29 889 SINCE JUL 1 1401 1363 38 1442 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE SEP 1 0 0 0 0 SINCE JAN 1 0 0 0 0 .................................................................. WIND (MPH) HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (90) HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (80) AVERAGE WIND SPEED 2.8 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 85 500 AM LOWEST 59 200 PM AVERAGE 72 .......................................................... THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 51 67 2015 MINIMUM TEMPERATURE (F) 25 -6 2009 SUNRISE AND SUNSET OCTOBER 10 2018.......SUNRISE 731 AM MDT SUNSET 646 PM MDT OCTOBER 11 2018.......SUNRISE 732 AM MDT SUNSET 644 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$