227 CDUS43 KUNR 310038 CLIRAP CLIMATE REPORT NATIONAL WEATHER SERVICE RAPID CITY SD 538 PM MST SAT DEC 30 2017 ................................... ...THE RAPID CITY AIRPORT SD CLIMATE SUMMARY FOR DECEMBER 30 2017... VALID TODAY AS OF 0500 PM LOCAL TIME. CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1942 TO 2017 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) TODAY MAXIMUM -1 1248 AM 60 1965 36 -37 44 MINIMUM -10 459 PM -30 1990 12 -22 11 AVERAGE -5 24 -29 28 PRECIPITATION (IN) TODAY 0.09 0.15 1944 0.02 0.07 0.00 MONTH TO DATE 0.25 0.41 -0.16 0.77 SINCE DEC 1 0.25 0.41 -0.16 0.77 SINCE JAN 1 11.27 16.28 -5.01 13.27 SNOWFALL (IN) TODAY 1.8 3.0 1944 0.1 1.7 0.0 MONTH TO DATE 7.7 5.2 2.5 11.3 SINCE DEC 1 7.7 5.2 2.5 11.3 SINCE JUL 1 7.7 13.0 -5.3 14.1 SNOW DEPTH 3 DEGREE DAYS HEATING TODAY 70 41 29 37 MONTH TO DATE 1192 1203 -11 1449 SINCE DEC 1 1192 1203 -11 1449 SINCE JUL 1 2743 2878 -135 2672 COOLING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE DEC 1 0 0 0 0 SINCE JAN 1 709 636 73 646 .................................................................. WIND (MPH) HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION SE (130) HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (130) AVERAGE WIND SPEED 11.5 SKY COVER AVERAGE SKY COVER 1.0 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. HEAVY SNOW SNOW LIGHT SNOW FOG RELATIVE HUMIDITY (PERCENT) HIGHEST 83 900 AM LOWEST 71 400 PM AVERAGE 77 .......................................................... THE RAPID CITY AIRPORT SD CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 36 62 1963 MINIMUM TEMPERATURE (F) 12 -19 1978 1967 SUNRISE AND SUNSET DECEMBER 30 2017......SUNRISE 727 AM MST SUNSET 423 PM MST DECEMBER 31 2017......SUNRISE 727 AM MST SUNSET 424 PM MST - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$