000 CDUS45 KMSO 200757 CLIBTM CLIMATE REPORT NATIONAL WEATHER SERVICE MISSOULA, MT 1254 AM MST MON DEC 20 2004 ................................... ...THE BUTTE CLIMATE SUMMARY FOR DECEMBER 19 2004... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1895 TO 2004 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 52R 337 PM 51 1917 29 23 34 MINIMUM 17 811 AM -27 1945 5 12 2 AVERAGE 35 17 18 18 PRECIPITATION (IN) YESTERDAY 0.00 0.60 1925 0.01 -0.01 0.00 MONTH TO DATE 0.02 0.33 -0.31 0.32 SINCE OCT 1 0.42 1.72 -1.30 0.69 SINCE JAN 1 10.59 12.58 -1.99 9.62 SNOWFALL (IN) YESTERDAY MM MONTH TO DATE MM SINCE JAN 1 MM SINCE JUL 1 MM SNOW DEPTH MM DEGREE DAYS HEATING YESTERDAY 30 48 -18 47 MONTH TO DATE 681 884 -203 782 SINCE DEC 1 681 884 -203 782 SINCE JUL 1 3196 3473 -277 3202 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 53 127 -74 178 .................................................................. WIND (MPH) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (260) HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 7.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.3 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 100 300 AM LOWEST 35 400 PM AVERAGE 68 .......................................................... THE BUTTE CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 29 49 1958 MINIMUM TEMPERATURE (F) 5 -36 1998 SUNRISE AND SUNSET DECEMBER 20 2004......SUNRISE 808 AM MST SUNSET 447 PM MST DECEMBER 21 2004......SUNRISE 809 AM MST SUNSET 448 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$