National Weather Service Text Product
AFOS product CLISTL
Dates interpreted at 00:00 UTCDisplaying AFOS PIL: CLISTL
Product Timestamp: 2021-08-12 08:12 UTC
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785 CDUS43 KLSX 120812 CLISTL CLIMATE REPORT NATIONAL WEATHER SERVICE ST LOUIS MO 312 AM CDT THU AUG 12 2021 ................................... ...THE ST. LOUIS CLIMATE SUMMARY FOR AUGUST 11 2021... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1874 TO 2021 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) YESTERDAY MAXIMUM 97 335 PM 104 1881 89 8 84 MINIMUM 80 542 AM 56 1930 70 10 70 1967 AVERAGE 89 80 9 77 PRECIPITATION (IN) YESTERDAY 0.00 2.34 1939 0.12 -0.12 0.00 MONTH TO DATE 2.00 1.30 0.70 4.67 SINCE JUN 1 13.28 9.72 3.56 16.45 SINCE JAN 1 30.87 27.59 3.28 39.95 SNOWFALL (IN) YESTERDAY 0.0 0.0 2015 0.0 0.0 0.0 MONTH TO DATE 0.0 0.0 0.0 0.0 SINCE JUN 1 0.0 0.0 0.0 0.0 SINCE JUL 1 0.0 0.0 0.0 0.0 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 0 4 -4 0 SINCE JUL 1 0 0 0 0 COOLING YESTERDAY 24 15 9 12 MONTH TO DATE 163 165 -2 114 SINCE JUN 1 1043 992 51 1070 SINCE JAN 1 1217 1187 30 1217 ................................................................... WIND (MPH) HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (200) HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 12.6 SKY COVER AVERAGE SKY COVER 0.4 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 74 1200 AM LOWEST 45 400 PM AVERAGE 60 .......................................................... THE ST. LOUIS CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 89 106 1881 MINIMUM TEMPERATURE (F) 70 51 1967 SUNRISE AND SUNSET AUGUST 12 2021........SUNRISE 613 AM CDT SUNSET 759 PM CDT AUGUST 13 2021........SUNRISE 614 AM CDT SUNSET 758 PM CDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$