172 CDUS43 KLSX 130734 CLISTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 231 AM CDT THU APR 13 2017 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR APRIL 12 2017... CLIMATE NORMAL PERIOD 1981 TO 2010 CLIMATE RECORD PERIOD 1874 TO 2017 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 73 431 PM 89 1971 66 7 58 MINIMUM 45 547 AM 24 1940 46 -1 37 1939 AVERAGE 59 56 3 48 PRECIPITATION (IN) YESTERDAY 0.00 2.00 1909 0.11 -0.11 0.00 MONTH TO DATE 2.44 1.43 1.01 1.57 SINCE MAR 1 6.68 4.75 1.93 3.86 SINCE JAN 1 8.97 9.39 -0.42 5.46 SNOWFALL (IN) YESTERDAY 0.0 0.1 1957 0.1 -0.1 0.0 MONTH TO DATE 0.0 0.3 -0.3 0.0 SINCE MAR 1 1.8 2.6 -0.8 0.3 SINCE JUL 1 3.2 17.6 -14.4 10.9 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 6 10 -4 17 MONTH TO DATE 84 141 -57 169 SINCE MAR 1 551 729 -178 542 SINCE JUL 1 3284 4327 -1043 3372 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 14 12 2 0 SINCE MAR 1 20 19 1 8 SINCE JAN 1 22 19 3 8 .................................................................. WIND (MPH) HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SE (130) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (130) AVERAGE WIND SPEED 8.0 SKY COVER AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 77 700 AM LOWEST 31 400 PM AVERAGE 54 .......................................................... THE ST. LOUIS CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 67 89 1941 MINIMUM TEMPERATURE (F) 46 25 1950 SUNRISE AND SUNSET APRIL 13 2017.........SUNRISE 628 AM CDT SUNSET 737 PM CDT APRIL 14 2017.........SUNRISE 626 AM CDT SUNSET 738 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$