398 CDUS45 KRIW 110811 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 109 AM MST SUN DEC 11 2016 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 10 2016... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1939 TO 2016 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 41 446 PM 63 1939 34 7 52 MINIMUM 2 1205 AM -18 1961 14 -12 25 AVERAGE 22 24 -2 39 PRECIPITATION (IN) YESTERDAY T 0.23 1970 0.02 -0.02 0.00 MONTH TO DATE 0.41 0.17 0.24 0.01 SINCE DEC 1 0.41 0.17 0.24 0.01 SINCE JAN 1 14.67 12.20 2.47 12.24 SNOWFALL (IN) YESTERDAY T 0.4 -0.4 0.0 MONTH TO DATE 7.6 3.6 4.0 T SINCE DEC 1 7.6 3.6 4.0 T SINCE JUL 1 10.8 23.1 -12.3 13.3 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 43 41 2 26 MONTH TO DATE 523 402 121 292 SINCE DEC 1 523 402 121 292 SINCE JUL 1 1949 2256 -307 1814 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 451 422 29 427 .................................................................. WIND (MPH) HIGHEST WIND SPEED 37 HIGHEST WIND DIRECTION SW (210) HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 21.4 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.2 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT SNOW RELATIVE HUMIDITY (PERCENT) HIGHEST 88 100 AM LOWEST 64 1000 AM AVERAGE 76 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 34 59 1939 MINIMUM TEMPERATURE (F) 13 -19 1985 SUNRISE AND SUNSET DECEMBER 11 2016......SUNRISE 727 AM MST SUNSET 432 PM MST DECEMBER 12 2016......SUNRISE 728 AM MST SUNSET 432 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$