137 CDUS45 KRIW 220736 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1229 AM MST SUN DEC 22 2013 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 21 2013... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1939 TO 2013 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 27 240 PM 53 1969 34 -7 43 MINIMUM 10 1014 PM -41 1990 13 -3 25 AVERAGE 19 23 -4 34 PRECIPITATION (IN) YESTERDAY 0.00 0.21 2003 0.01 -0.01 0.00 MONTH TO DATE 0.90 0.33 0.57 0.08 SINCE DEC 1 0.90 0.33 0.57 0.08 SINCE JAN 1 14.84 12.36 2.48 7.57 SNOWFALL (IN) YESTERDAY 0.0 0.3 -0.3 0.0 MONTH TO DATE 11.2 7.5 3.7 0.9 SINCE DEC 1 11.2 7.5 3.7 0.9 SINCE JUL 1 36.0 27.0 9.0 13.6 SNOW DEPTH 4 DEGREE DAYS HEATING YESTERDAY 46 42 4 31 MONTH TO DATE 971 863 108 717 SINCE DEC 1 971 863 108 717 SINCE JUL 1 2815 2717 98 2251 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 618 422 196 697 .................................................................. WIND (MPH) HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION SW (220) HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION SW (210) AVERAGE WIND SPEED 10.9 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.8 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 92 1000 PM LOWEST 57 100 PM AVERAGE 75 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 34 55 1940 MINIMUM TEMPERATURE (F) 13 -33 1983 SUNRISE AND SUNSET DECEMBER 22 2013......SUNRISE 734 AM MST SUNSET 435 PM MST DECEMBER 23 2013......SUNRISE 735 AM MST SUNSET 436 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$