956 CDUS45 KRIW 110737 CLIP60 CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 136 AM MDT THU OCT 11 2018 ................................... ...THE LAKE YELLOWSTONE WY CLIMATE SUMMARY FOR OCTOBER 10 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 34 259 PM 67 2015 51 -17 47 MINIMUM 22 559 AM -6 2009 25 -3 18 AVERAGE 28 38 -10 33 PRECIPITATION (IN) YESTERDAY 0.12 0.59 2003 0.04 0.08 0.00 MONTH TO DATE 0.90 0.36 0.54 0.15 SINCE SEP 1 1.11 1.66 -0.55 3.48 SINCE JAN 1 21.07 15.73 5.34 25.78 DEGREE DAYS HEATING YESTERDAY 37 27 10 32 MONTH TO DATE 288 255 33 324 SINCE SEP 1 842 803 39 921 SINCE JUL 1 1438 1390 48 1474 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 7 HIGHEST WIND DIRECTION SE (120) HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (90) AVERAGE WIND SPEED 1.4 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 100 800 PM LOWEST 56 1100 AM AVERAGE 78 .......................................................... THE LAKE YELLOWSTONE WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 50 61 2012 MINIMUM TEMPERATURE (F) 25 12 2009 SUNRISE AND SUNSET OCTOBER 11 2018.......SUNRISE 732 AM MDT SUNSET 644 PM MDT OCTOBER 12 2018.......SUNRISE 733 AM MDT SUNSET 642 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$