Weather observations for the past three days for
St. Charles, St. Charles County Smartt Airport
Imperial (Metric)
Date Time (cst) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
08 23:54 Calm 10.00 Fair CLR 41 39 57 41 93% 30.12 1020.0
08 22:54 SW 6 10.00 Fair CLR 45 42.1 90% 42 30.11 1019.6
08 21:54 Calm 2.50 Fog/Mist CLR 44.1 42.1 93% 30.11 1019.5
08 20:54 Calm 10.00 Fair CLR 46.9 44.1 90% 30.11 1019.7
08 19:54 Calm 10.00 Fair CLR 48.9 46 90% 30.11 1019.5
08 18:54 W 3 10.00 Fair CLR 53.1 46 77% 30.09 1019.2
08 17:54 NW 3 10.00 Fair CLR 55 44.1 66.9 55 67% 30.08 1018.5
08 16:54 W 8 10.00 Fair CLR 64 44.1 48% 30.06 1018.0
08 15:54 W 10 10.00 Fair CLR 66.9 44.1 44% 30.05 1017.5
08 14:54 SW 13 10.00 Fair CLR 66.9 45 45% 30.05 1017.4
08 13:54 SW 12 10.00 Fair CLR 66 45 47% 30.05 1017.7
08 12:54 Vrbl 5 10.00 Fair CLR 64 45 50% 30.09 1018.9
08 11:54 W 7 10.00 Fair CLR 60.1 44.1 60.1 30.9 56% 30.11 1019.6
08 10:54 SW 9 10.00 Fair CLR 55 43 64% 30.15 1021.0
08 09:54 W 12 10.00 Fair CLR 51.1 41 69% 30.16 1021.2
08 08:54 W 7 10.00 Fair CLR 45 39 80% 42 30.17 1021.8
08 07:54 SW 5 10.00 Fair CLR 39 37 93% 36 30.17 1021.7
08 06:54 SW 7 10.00 Fair CLR 34 33.1 97% 29 30.15 1021.2
08 05:54 NW 5 10.00 Fair CLR 32 30.9 35.1 28.9 96% 28 30.15 1021.3
08 04:54 S 3 0.75 Fog/Mist VV002 30 28.9 96% 30.17 1021.8
08 03:54 Calm 1.25 Fog/Mist CLR 30 30 100% 30.17 1021.7
08 02:54 Calm 1.00 Fog/Mist CLR 32 32 100% 30.16 1021.5
08 01:54 Calm 2.50 Fog/Mist FEW002 32 32 100% 30.17 1021.8
08 00:54 Calm 8.00 A Few Clouds FEW001 33.1 33.1 100% 30.19 1022.3
07 23:54 Calm 0.25 Fog VV001 34 34 45 32 100% 30.2 1022.7
07 22:54 Calm 0.50 Fog VV002 34 33.1 97% 30.2 1022.8
07 21:54 Calm 0.50 Fog CLR 36 36 100% 30.19 1022.6
07 20:54 Calm 10.00 Fair CLR 37.9 37 97% 30.21 1023.2
07 19:54 Calm 10.00 Fair CLR 39 35.1 86% 30.2 1022.8
07 18:54 Calm 10.00 Fair CLR 42.1 39 89% 30.19 1022.7
07 17:54 Calm 10.00 Fair CLR 45 35.1 53.1 44.1 68% 30.19 1022.5
07 16:54 S 3 10.00 Fair CLR 48.9 35.1 59% 30.18 1022.3
07 15:54 S 5 10.00 Fair CLR 53.1 35.1 51% 30.18 1022.2
07 14:54 SW 6 9.00 Fair CLR 53.1 35.1 51% 30.19 1022.3
07 13:54 Calm 10.00 Fair CLR 52 34 50% 30.2 1022.8
07 12:54 SW 7 10.00 Fair CLR 50 34 54% 48 30.22 1023.4
07 11:54 W 8 10.00 Fair CLR 48.9 33.1 48.9 35.1 55% 46 30.25 1024.4
07 10:54 Vrbl 5 10.00 Fair CLR 45 37 74% 43 30.28 1025.5
07 09:54 Calm 10.00 Mostly Cloudy BKN002 39.9 39.9 100% 30.28 1025.4
07 08:54 Calm 0.25 Fog VV002 36 36 100% 30.28 1025.6
07 07:54 SW 3 0.15 Fog VV002 35.1 35.1 100% 30.27 1025.1
07 06:54 SW 5 0.15 Fog VV002 35.1 35.1 100% 32 30.26 1024.7
07 05:54 SW 3 0.25 Fog VV002 35.1 35.1 39 30.9 100% 30.24 1024.2
07 04:54 Calm 0.75 Fog/Mist OVC002 30.9 30.9 100% 30.23 1023.8
07 03:54 Calm 9.00 Fair CLR 32 32 100% 30.22 1023.5
07 02:54 W 3 8.00 Partly Cloudy SCT002 34 32 92% 30.23 1023.6
07 01:54 SW 3 10.00 Fair CLR 34 33.1 97% 30.22 1023.6
07 00:54 Calm 10.00 Fair CLR 37 35.1 93% 30.22 1023.3
06 23:54 NW 3 10.00 Fair CLR 39.9 37 48 39 89% 30.22 1023.4
06 22:54 N 3 10.00 Fair CLR 39.9 37 89% 30.23 1023.9
06 21:54 Calm 10.00 Fair CLR 44.1 34 68% 30.25 1024.4
06 20:54 N 5 10.00 Overcast OVC034 46 35.1 66% 44 30.26 1024.7
06 19:54 N 6 10.00 Overcast OVC034 46 35.1 66% 44 30.25 1024.4
06 18:54 N 8 10.00 Overcast OVC031 46.9 36 66% 44 30.24 1024.2
06 17:54 N 6 10.00 Overcast OVC031 48 36 53.1 48 63% 46 30.23 1023.5
06 16:54 NW 8 10.00 Overcast OVC032 48.9 36 61% 46 30.2 1022.8
06 15:54 N 8 10.00 Overcast OVC033 50 37.9 63% 47 30.19 1022.2
06 14:54 N 8 10.00 Overcast OVC034 50 39.9 68% 47 30.18 1021.9
06 13:54 N 10 10.00 Overcast OVC036 51.1 41 69% 30.17 1021.6
06 12:54 N 13 10.00 Overcast FEW017 OVC038 50 42.1 74% 46 30.19 1022.1
06 11:54 N 9 10.00 Overcast FEW017 OVC035 52 43 52 48 72% 30.19 1022.3
06 10:54 N 8 10.00 Overcast FEW014 SCT018 OVC033 50 43 77% 47 30.2 1022.7
06 09:54 N 13 10.00 Overcast SCT018 BKN023 OVC030 50 43 77% 46 30.19 1022.2
06 08:54 N 9 10.00 Overcast FEW017 BKN022 OVC032 50 44.1 80% 47 30.18 1021.9
06 07:54 N 7 10.00 Mostly Cloudy SCT012 SCT024 BKN035 48.9 45 86% 46 30.16 1021.3
06 06:54 N 10 10.00 Overcast BKN013 OVC021 48.9 46 90% 45 30.14 1020.6
06 05:54 N 10 10.00 Mostly Cloudy SCT020 BKN040 48.9 45 53.1 48.9 86% 45 30.11 1019.6
06 04:54 NW 6 10.00 Overcast FEW018 FEW026 OVC037 48.9 46.9 93% 47 30.1 1019.1
06 03:54 N 7 10.00 Mostly Cloudy FEW020 BKN037 48.9 46.9 93% 46 30.08 1018.5
06 02:54 N 12 9.00 Overcast OVC022 50 46.9 89% 46 30.08 1018.4
06 01:54 N 12 10.00 Overcast FEW013 OVC023 52 46.9 83% 30.07 1018.2
06 00:54 NW 14 10.00 Overcast OVC020 53.1 46.9 80% 30.05 1017.4
Date Time (cst) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)