999 CDUS45 KRIW 170740 CLICPR CLIMATE REPORT NATIONAL WEATHER SERVICE RIVERTON WY 1236 AM MST FRI DEC 17 2010 ................................... ...THE CASPER WY CLIMATE SUMMARY FOR DECEMBER 16 2010... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1939 TO 2010 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 19 301 PM 59 1980 33 -14 40 MINIMUM -10 1158 PM -31 1964 14 -24 29 AVERAGE 5 24 -19 35 PRECIPITATION (IN) YESTERDAY 0.00 0.22 1993 0.02 -0.02 0.00 MONTH TO DATE 0.62 0.32 0.30 0.30 SINCE DEC 1 0.62 0.32 0.30 0.30 SINCE JAN 1 11.87 12.73 -0.86 15.10 SNOWFALL (IN) YESTERDAY 0.0 0.4 -0.4 0.0 MONTH TO DATE 8.3 6.4 1.9 6.8 SINCE DEC 1 8.3 6.4 1.9 6.8 SINCE JUL 1 17.1 27.5 -10.4 22.5 SNOW DEPTH 5 DEGREE DAYS HEATING YESTERDAY 60 41 19 30 MONTH TO DATE 548 634 -86 841 SINCE DEC 1 548 634 -86 841 SINCE JUL 1 2217 2465 -248 2782 COOLING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 423 428 -5 221 .................................................................. WIND (MPH) HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SW (240) HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (230) AVERAGE WIND SPEED 8.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 92 1200 AM LOWEST 62 200 PM AVERAGE 77 .......................................................... THE CASPER WY CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 33 60 1980 MINIMUM TEMPERATURE (F) 14 -31 1964 SUNRISE AND SUNSET DECEMBER 17 2010......SUNRISE 731 AM MST SUNSET 433 PM MST DECEMBER 18 2010......SUNRISE 732 AM MST SUNSET 433 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$