Weather observations for the past three days for
St. Charles, St. Charles County Smartt Airport
Imperial (Metric)
Date Time (cdt) 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.
21 17:54 E 13 10.00 Overcast OVC039 69.1 57 66% 30.06 1017.5
21 16:54 E 12 10.00 Mostly Cloudy BKN037 71.1 57 61% 30.06 1017.6
21 15:54 E 13 10.00 Overcast OVC035 71.1 57 61% 30.08 1018.3
21 14:54 E 14 10.00 Partly Cloudy SCT036 72 57 59% 30.08 1018.4
21 13:54 NE 10 10.00 Mostly Cloudy BKN035 70 55.9 61% 30.12 1019.5
21 12:54 NE 14 G 20 10.00 A Few Clouds FEW035 68 54 69.1 53.1 61% 30.12 1019.8
21 11:54 NE 10 10.00 Fair CLR 66.9 54 63% 30.14 1020.3
21 10:54 E 6 10.00 Fair CLR 64.9 51.1 61% 30.15 1020.6
21 09:54 N 8 10.00 Fair CLR 62.1 50 65% 30.14 1020.4
21 08:54 NE 9 10.00 Fair CLR 59 46.9 64% 30.16 1021.1
21 07:54 NE 9 10.00 Fair CLR 55.9 46 70% 30.16 1021.1
21 06:54 NE 9 10.00 Fair CLR 53.1 44.1 60.1 52 72% 30.18 1021.7
21 05:54 NE 12 10.00 Fair CLR 53.1 44.1 72% 30.18 1021.7
21 04:54 NE 7 10.00 Overcast OVC060 55 45 69% 30.17 1021.5
21 03:54 NE 13 10.00 Overcast OVC055 55.9 45 67% 30.18 1021.7
21 02:54 NE 12 10.00 Fair CLR 55.9 44.1 65% 30.16 1020.9
21 01:54 E 12 10.00 Fair CLR 57.9 46 65% 30.14 1020.2
21 00:54 E 15 G 20 10.00 Mostly Cloudy FEW060 BKN100 60.1 46.9 66 60.1 62% 30.15 1020.7
20 23:54 NE 8 10.00 Thunderstorm in Vicinity OVC060 64 53.1 68% 30.17 1021.3
20 22:54 NW 3 10.00 Overcast OVC060 64 57 78% 30.17 1021.3
20 21:54 Calm 10.00 Overcast OVC060 64 55 73% 30.16 1020.9
20 20:54 E 3 10.00 Overcast OVC060 64 55.9 75% 30.14 1020.3
20 19:54 E 5 10.00 Overcast OVC060 64.9 54 68% 30.13 1020.0
20 18:54 E 7 10.00 Overcast OVC060 66 53.1 66.9 63 63% 30.12 1019.8
20 17:54 NE 8 10.00 Overcast OVC055 66 52 61% 30.13 1020.0
20 16:54 NE 10 10.00 Overcast OVC055 66.9 52 59% 30.13 1020.1
20 15:54 NE 9 10.00 Overcast FEW031 OVC060 66.9 53.1 61% 30.15 1020.8
20 14:54 N 7 10.00 Overcast FEW029 OVC055 66 53.1 63% 30.16 1021.2
20 13:54 N 8 10.00 Overcast FEW027 OVC055 63 52 68% 30.18 1021.9
20 12:54 N 9 10.00 Overcast SCT027 BKN060 OVC100 63 52 63 55 68% 30.2 1022.5
20 11:54 N 8 10.00 Overcast OVC060 60.1 50 70% 30.19 1022.3
20 10:54 NE 8 10.00 Overcast OVC050 57.9 48 70% 30.21 1022.9
20 09:54 N 12 10.00 Overcast OVC060 57 48 72% 30.22 1023.0
20 08:54 NE 12 10.00 Overcast BKN036 OVC043 55.9 46.9 72% 30.22 1023.2
20 07:54 N 10 10.00 Overcast OVC039 55 46.9 74% 30.22 1023.0
20 06:54 N 10 10.00 Overcast BKN039 OVC047 55 46.9 59 55 74% 30.22 1023.0
20 05:54 N 9 10.00 Overcast SCT039 OVC050 55.9 48 75% 30.2 1022.3
20 04:54 N 10 10.00 Overcast BKN037 OVC060 55.9 48 75% 30.19 1021.9
20 03:54 N 9 10.00 Mostly Cloudy FEW043 SCT080 BKN110 55.9 48.9 77% 30.18 1021.8
20 02:54 N 9 10.00 Overcast OVC021 57.9 52 81% 30.17 1021.3
20 01:54 N 7 10.00 Partly Cloudy SCT020 57.9 52 81% 30.16 1020.9
20 00:54 N 8 10.00 Mostly Cloudy FEW055 BKN120 59 52 69.1 59 78% 30.15 1020.6
19 23:54 N 8 10.00 Overcast FEW017 BKN046 OVC055 60.1 54 80% 30.15 1020.6
19 22:54 N 9 10.00 Overcast BKN016 OVC049 61 55 81% 30.16 1020.8
19 21:54 N 9 10.00 Overcast OVC012 62.1 57.9 86% 30.14 1020.2
19 20:54 N 15 10.00 Overcast BKN015 OVC028 64.9 60.1 84% 30.09 1018.5
19 19:54 NW 9 10.00 Overcast OVC038 68 61 78% 30.06 1017.6
19 18:54 NW 13 10.00 Overcast FEW018 SCT026 OVC032 69.1 63 77 69.1 81% 30.04 1016.8
19 17:54 NW 12 10.00 Mostly Cloudy SCT018 BKN028 BKN110 72 64.9 79% 30.04 1016.8
19 16:54 NW 8 10.00 Mostly Cloudy BKN038 73 64.9 76% 30.02 1016.3
19 15:54 W 9 10.00 Mostly Cloudy SCT029 BKN036 73.9 66 76% 30.04 1016.7
19 14:54 N 8 10.00 Overcast BKN021 OVC110 73 66 79% 30.02 1016.1
19 13:54 W 13 10.00 Overcast BKN023 OVC110 75 66.9 76% 76 30.04 1016.7
19 12:54 W 16 10.00 Mostly Cloudy FEW028 SCT036 BKN110 77 66.9 78.1 64.9 71% 79 30.04 1016.7
19 11:54 W 5 10.00 Light Rain BKN100 77 66 69% 79 29.98 1014.9
19 10:54 S 13 10.00 Fair CLR 77 66.9 71% 79 29.94 1013.6
19 09:54 SW 8 10.00 Fair CLR 73 64.9 76% 29.98 1014.7
19 08:54 SW 9 10.00 A Few Clouds FEW110 69.1 64 84% 30.01 1015.9
19 07:54 SW 9 10.00 Fair CLR 66.9 64 91% 30.01 1015.7
19 06:54 S 5 10.00 A Few Clouds FEW042 64.9 63 69.1 64.9 93% 29.99 1015.1 0.08
19 05:54 SW 6 10.00 Mostly Cloudy FEW046 BKN090 BKN120 64.9 63 93% 29.98 1015.0 0.04
19 04:54 W 8 5.00 Thunderstorm Heavy Rain Fog/Mist FEW035 BKN060 OVC075 66.9 64 91% 29.97 1014.7 0.04
19 03:54 S 5 10.00 Overcast OVC032 68 64.9 90% 29.96 1014.1
19 02:54 NW 16 G 31 10.00 A Few Clouds FEW010 66.9 64 91% 29.98 1015.0
19 01:54 S 14 10.00 Fair CLR 66.9 63 87% 29.95 1013.7
19 00:54 S 7 10.00 Fair CLR 66.9 62.1 68 63 84% 29.97 1014.7
18 23:54 S 12 10.00 Fair CLR 66 61 84% 29.95 1013.9
18 22:54 SE 13 10.00 Fair CLR 66 62.1 87% 29.96 1014.2
18 21:54 SE 7 10.00 Fair CLR 64.9 63 93% 29.92 1012.9
18 20:54 SE 5 10.00 Fair CLR 64 62.1 93% 29.9 1012.1
18 19:54 Calm 10.00 Fair CLR 66.9 63 87% 29.9 1012.1
18 18:54 SE 8 10.00 Fair CLR 66.9 61 66.9 66 81% 29.86 1010.7 0.86
Date Time (cdt) 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)