Weather observations for the past three days for
St. Charles, St. Charles County Smartt Airport
Metric (Imperial)
Date Time (cdt) Wind (kph) Vis. (km) Weather Sky Cond. Temperature (ºC) Relative Humidity Wind Chill (°C) Heat Index (°C) Pressure Precipitation (cm)
Air Dwpt 6 hour altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
17 03:54 SE 11 9.66 Fog/Mist CLR 20 19.4 96% 75.79 1010.0
17 02:54 N 7 12.87 Fair CLR 20.6 20 96% 75.87 1010.9
17 01:54 Calm 14.48 Fair CLR 21.1 20.6 97% 75.87 1011.0
17 00:54 E 7 16.09 Fair CLR 21.7 20.6 27.2 21.7 94% 75.9 1011.1
16 23:54 E 6 16.09 Fair CLR 22.2 21.1 94% 75.92 1011.5
16 22:54 E 11 16.09 Fair CLR 22.2 21.1 94% 75.9 1011.3
16 21:54 E 6 16.09 Fair CLR 23.3 20.6 85% 75.87 1010.9
16 20:54 SE 11 16.09 Fair CLR 24.4 20.6 79% 25 75.82 1010.3
16 19:54 SE 13 16.09 Fair CLR 26.1 20.6 72% 28 75.82 1010.4
16 18:54 E 9 16.09 Fair CLR 27.2 20 28.9 26.7 65% 29 75.84 1010.7
16 17:54 E 15 16.09 Fair CLR 27.8 20 63% 29 75.87 1010.9
16 16:54 SE 7 16.09 Mostly Cloudy BKN039 27.8 18.9 58% 29 75.92 1011.7
16 15:54 SE 9 16.09 A Few Clouds FEW033 28.3 19.4 59% 30 75.92 1011.7
16 14:54 SE 11 16.09 Fair CLR 27.8 19.4 60% 29 75.97 1012.2
16 13:54 SE 13 16.09 A Few Clouds FEW040 27.2 19.4 62% 29 76.02 1013.0
16 12:54 S 7 16.09 A Few Clouds FEW030 26.7 18.9 27.2 21.7 62% 28 76.1 1014.0
16 11:54 S 9 16.09 Mostly Cloudy BKN029 26.1 20 69% 27 76.1 1014.1
16 10:54 Vrbl 6 16.09 Partly Cloudy FEW022 SCT034 25.6 20 71% 27 76.1 1014.2
16 09:54 S 7 16.09 Overcast FEW015 OVC037 24.4 20.6 79% 25 76.12 1014.3
16 08:54 SE 9 16.09 Overcast OVC033 23.3 20.6 85% 76.12 1014.3
16 07:54 NE 6 16.09 A Few Clouds FEW110 22.2 20 87% 76.1 1014.1
16 06:54 NE 7 16.09 Partly Cloudy FEW033 SCT110 21.7 20 22.2 21.1 90% 76.1 1014.2
16 05:54 E 7 16.09 Overcast SCT037 OVC110 21.7 20 90% 76.12 1014.4
16 04:54 NE 6 16.09 Fair CLR 21.1 20 93% 76.1 1013.9
16 03:54 Calm 16.09 A Few Clouds FEW022 21.7 20 90% 76.12 1014.4
16 02:54 SE 6 16.09 Fair CLR 21.7 20 90% 76.15 1014.7
16 01:54 N 6 16.09 Partly Cloudy SCT025 21.1 20 93% 76.15 1014.8
16 00:54 Calm 16.09 Fair CLR 22.2 20 25.6 21.7 87% 76.2 1015.4
15 23:54 Calm 16.09 Fair CLR 22.2 20 87% 76.25 1015.9
15 22:54 E 6 16.09 Fair CLR 22.8 20 84% 76.23 1015.6
15 21:54 E 7 16.09 Fair CLR 23.3 20 82% 76.23 1015.7
15 20:54 NE 7 16.09 Fair CLR 23.9 19.4 76% 24 76.17 1015.1
15 19:54 E 6 16.09 Fair CLR 24.4 19.4 74% 25 76.2 1015.5
15 18:54 NE 11 16.09 Fair CLR 25.6 19.4 28.3 25.6 69% 27 76.2 1015.3
15 17:54 NE 13 16.09 Fair CLR 26.1 20 69% 27 76.15 1014.9
15 16:54 NE 11 16.09 Fair CLR 26.7 18.9 62% 28 76.17 1015.3
15 15:54 NE 17 16.09 Fair CLR 27.2 18.9 61% 28 76.2 1015.5
15 14:54 N 13 16.09 Fair CLR 27.2 18.9 61% 28 76.28 1016.3
15 13:54 NE 11 16.09 Fair CLR 27.8 19.4 60% 29 76.33 1016.9
15 12:54 NE 9 16.09 Mostly Cloudy SCT036 BKN047 27.2 18.9 27.8 20.6 61% 28 76.3 1016.7
15 11:54 Vrbl 6 16.09 Partly Cloudy SCT032 26.1 18.9 65% 27 76.33 1017.2
15 10:54 Vrbl 9 16.09 Partly Cloudy SCT024 26.7 20 67% 28 76.3 1016.8
15 09:54 N 6 16.09 Fair CLR 24.4 18.9 72% 25 76.33 1017.1
15 08:54 E 7 16.09 Fair CLR 23.3 18.3 74% 76.33 1017.1
15 07:54 NE 9 16.09 Fair CLR 22.2 19.4 84% 76.33 1017.2
15 06:54 Calm 11.27 Fair CLR 20.6 18.9 21.1 18.3 90% 76.3 1017.0
15 05:54 Calm 9.66 Fog/Mist CLR 20 18.9 93% 76.28 1016.5
15 04:54 Calm 12.87 Fair CLR 19.4 18.3 93% 76.25 1016.2
15 03:54 Calm 12.87 A Few Clouds FEW030 20 18.3 90% 76.23 1015.8
15 02:54 Calm 14.48 Fair CLR 20.6 18.9 90% 76.2 1015.4
15 01:54 NW 7 14.48 Fair CLR 20 18.3 90% 76.2 1015.5
15 00:54 NW 6 12.87 Fair CLR 20.6 19.4 25.6 20 93% 76.25 1016.1
14 23:54 NW 6 14.48 Fair CLR 20 18.9 93% 76.28 1016.4
14 22:54 Calm 16.09 Fair CLR 21.7 18.9 84% 76.25 1016.0
14 21:54 N 7 16.09 Fair CLR 21.7 18.9 84% 76.2 1015.6
14 20:54 N 7 16.09 Fair CLR 22.8 19.4 81% 76.15 1014.8
14 19:54 NE 7 16.09 Fair CLR 24.4 19.4 74% 25 76.15 1014.7
14 18:54 NE 19 16.09 Fair CLR 25.6 20 27.8 24.4 71% 27 76.1 1014.2
14 17:54 N 15 16.09 A Few Clouds FEW024 26.1 20 69% 27 76.1 1014.0
14 16:54 NE 20 16.09 Overcast BKN040 OVC049 26.1 20.6 72% 28 76.1 1013.9
14 15:54 N 17 16.09 A Few Clouds FEW037 27.2 20.6 67% 29 76.1 1013.9
14 14:54 N 20 16.09 Partly Cloudy FEW019 FEW028 SCT050 26.7 21.1 71% 28 76.07 1013.8
14 13:54 NW 15 16.09 Overcast FEW017 BKN030 OVC049 25.6 21.1 76% 27 76.15 1014.7
14 12:54 N 13 16.09 Overcast SCT015 BKN025 OVC036 24.4 21.1 25 21.1 82% 25 76.17 1015.0
14 11:54 NW 7 16.09 Overcast BKN015 OVC020 23.9 20.6 82% 24 76.17 1015.0
14 10:54 NW 11 16.09 Overcast SCT008 BKN013 OVC019 23.3 21.1 88% 76.15 1014.8
14 09:54 N 13 9.66 Fog/Mist OVC007 22.2 21.1 94% 76.1 1014.2
14 08:54 N 13 16.09 Overcast BKN006 OVC020 22.2 20.6 91% 76.1 1014.0
14 07:54 N 11 12.87 Overcast OVC005 21.7 20.6 94% 76.05 1013.6
14 06:54 N 11 4.83 Fog/Mist OVC004 21.1 20.6 22.2 21.1 97% 76.05 1013.4 0.03
14 05:54 N 7 11.27 Light Rain OVC004 21.1 20.6 97% 76.02 1013.0 0.03
14 04:54 N 13 12.87 Overcast OVC006 21.7 20.6 94% 75.97 1012.5
Date Time (cdt) Wind (kph) Vis. (km) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°C) Heat Index (°C) altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºC) Pressure Precipitation (cm)