000 CDUS45 KRIW 100733 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1232 AM MST THU DEC 10 2009 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 9 2009... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1939 TO 2009 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 10 213 PM 63 1939 35 -25 27 MINIMUM -19 1257 AM -23 1977 15 -34 1 AVERAGE -4 25 -29 14 PRECIPITATION (IN) YESTERDAY 0.00 0.33 1985 0.02 -0.02 T MONTH TO DATE 0.30 0.18 0.12 0.28 SINCE DEC 1 0.30 0.18 0.12 0.28 SINCE JAN 1 15.10 12.59 2.51 11.80 SNOWFALL (IN) YESTERDAY 0.0 0.4 -0.4 0.2 MONTH TO DATE 6.8 3.6 3.2 7.3 SINCE DEC 1 6.8 3.6 3.2 7.3 SINCE JUL 1 22.5 24.7 -2.2 17.5 SNOW DEPTH 3 DEGREE DAYS HEATING YESTERDAY 69 40 29 51 MONTH TO DATE 540 350 190 337 SINCE DEC 1 540 350 190 337 SINCE JUL 1 2481 2181 300 2049 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 221 428 -207 375 .................................................................. WIND (MPH) HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (250) HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (260) AVERAGE WIND SPEED 12.5 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 78 100 AM LOWEST 50 100 PM AVERAGE 64 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 34 63 1939 MINIMUM TEMPERATURE (F) 15 -18 1961 SUNRISE AND SUNSET DECEMBER 10 2009......SUNRISE 726 AM MST SUNSET 431 PM MST DECEMBER 11 2009......SUNRISE 727 AM MST SUNSET 431 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$