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.
25 06:54 W 7 16.09 Fair CLR 15.6 10.6 17.2 13.9 72% 76.53 1019.8
25 05:54 Calm 16.09 A Few Clouds FEW065 15 11.1 78% 76.48 1019.2
25 04:54 Calm 16.09 Fair CLR 15.6 11.1 75% 76.45 1018.8
25 03:54 Calm 16.09 A Few Clouds FEW070 16.7 11.1 70% 76.43 1018.6
25 02:54 NW 7 16.09 Partly Cloudy SCT065 16.7 13.3 80% 76.43 1018.6
25 01:54 NW 13 16.09 Partly Cloudy SCT070 15 13.3 90% 76.43 1018.7
25 00:54 Calm 16.09 Fair CLR 14.4 12.8 22.8 14.4 90% 76.43 1018.5
24 23:54 W 6 16.09 Fair CLR 17.2 12.8 76% 76.43 1018.4
24 22:54 NW 9 16.09 Fair CLR 17.8 12.2 70% 76.4 1018.2
24 21:54 NW 9 16.09 A Few Clouds FEW060 20 13.9 68% 76.38 1017.8
24 20:54 NW 6 16.09 Partly Cloudy SCT060 18.3 15.6 84% 76.35 1017.6
24 19:54 Calm 16.09 Partly Cloudy SCT065 20.6 13.9 66% 76.3 1017.0
24 18:54 N 6 16.09 Fair CLR 23.3 12.2 25.6 23.3 50% 76.3 1016.9
24 17:54 N 13 16.09 A Few Clouds FEW060 24.4 11.7 45% 26 76.33 1017.2
24 16:54 NW 19 16.09 Fair CLR 25 10.6 40% 26 76.33 1017.0
24 15:54 NW 26 G 35 16.09 Fair CLR 25 10 39% 26 76.33 1017.1
24 14:54 N 20 G 33 16.09 Mostly Cloudy BKN055 25.6 11.1 40% 26 76.33 1017.3
24 13:54 NW 24 G 39 16.09 Fair CLR 24.4 10 40% 25 76.35 1017.6
24 12:54 W 17 16.09 A Few Clouds FEW047 25 11.7 25 13.3 43% 26 76.38 1017.7
24 11:54 NW 19 16.09 A Few Clouds FEW043 23.9 12.2 48% 25 76.43 1018.4
24 10:54 Vrbl 9 16.09 Partly Cloudy FEW034 SCT044 22.8 13.9 57% 76.45 1018.8
24 09:54 W 13 16.09 Fair CLR 21.7 15 66% 76.43 1018.6
24 08:54 W 9 16.09 Fair CLR 19.4 14.4 73% 76.43 1018.4
24 07:54 W 6 16.09 Fair CLR 17.2 15 87% 76.43 1018.5
24 06:54 SW 7 16.09 Fair CLR 13.3 12.2 18.9 12.2 93% 76.43 1018.5
24 05:54 Calm 16.09 Fair CLR 13.9 12.2 90% 76.38 1017.8
24 04:54 W 7 16.09 Fair CLR 16.1 13.3 84% 76.35 1017.5
24 02:54 NW 9 16.09 Fair CLR 17.2 13.3 78% 76.35 1017.5
24 01:54 N 11 16.09 Fair CLR 18.3 13.3 73% 76.33 1017.2
24 00:54 N 9 16.09 Fair CLR 18.9 13.3 27.8 18.9 70% 76.35 1017.3
23 23:54 N 13 16.09 Fair CLR 20 13.9 68% 76.3 1016.9
23 22:54 N 15 16.09 Fair CLR 21.7 13.9 61% 76.25 1016.1
23 20:54 N 15 16.09 Fair CLR 23.9 17.8 69% 25 76.15 1014.9
23 19:54 W 11 16.09 Overcast BKN040 BKN050 OVC090 26.1 20.6 72% 28 76.1 1014.0
23 18:54 NW 7 16.09 Fair CLR 27.8 20.6 29.4 27.2 65% 30 76.07 1013.8
23 17:54 NW 11 16.09 Fair CLR 28.3 20.6 63% 30 76.1 1014.0
23 16:54 NW 17 16.09 Fair CLR 29.4 20 57% 31 76.12 1014.2
23 15:54 W 9 16.09 Fair CLR 28.3 20 61% 30 76.12 1014.6
23 14:54 W 13 16.09 Fair CLR 28.9 18.9 55% 30 76.17 1014.9
23 13:54 W 11 16.09 Fair CLR 27.2 18.9 61% 28 76.23 1015.8
23 12:54 W 15 16.09 Overcast BKN046 OVC055 27.2 18.3 27.2 17.8 58% 28 76.25 1016.2
23 11:54 W 11 16.09 Overcast OVC060 26.7 18.9 62% 28 76.28 1016.5
23 10:54 NW 13 16.09 Mostly Cloudy BKN075 26.1 18.9 65% 27 76.28 1016.6
23 09:54 W 9 16.09 Mostly Cloudy BKN060 25 18.9 69% 26 76.28 1016.6
23 08:54 W 7 16.09 Fair CLR 21.1 18.9 87% 76.28 1016.5
23 07:54 Calm 12.87 A Few Clouds FEW060 20 19.4 96% 76.28 1016.6
23 06:54 S 6 2.01 Fog/Mist OVC002 17.2 17.2 19.4 16.7 100% 76.28 1016.5
23 05:54 Calm 2.82 Fog/Mist OVC002 16.7 16.7 100% 76.25 1016.0
23 04:54 Calm 14.48 Partly Cloudy SCT002 17.8 17.2 96% 76.23 1015.9
23 03:54 Calm 16.09 Fair CLR 18.3 17.2 93% 76.23 1015.9
23 02:54 Calm 16.09 Partly Cloudy SCT060 18.9 17.8 93% 76.23 1015.9
23 01:54 Calm 16.09 Mostly Cloudy BKN060 18.9 17.8 93% 76.25 1016.1
23 00:54 Calm 14.48 Fair CLR 18.9 18.3 26.7 18.3 96% 76.25 1016.2
22 23:54 Calm 16.09 Fair CLR 18.9 17.8 93% 76.25 1016.3
22 22:54 Calm 16.09 Fair CLR 20.6 18.3 87% 76.28 1016.4
22 21:54 Calm 16.09 Fair CLR 20.6 17.8 84% 76.28 1016.5
22 20:54 Calm 16.09 Fair CLR 22.2 18.9 82% 76.28 1016.5
22 19:54 NE 6 16.09 Fair CLR 23.3 18.9 76% 76.23 1015.8
22 18:54 NE 11 16.09 Fair CLR 26.7 17.8 29.4 26.7 58% 28 76.17 1015.1
22 17:54 N 13 16.09 Fair CLR 27.8 17.8 55% 29 76.2 1015.4
22 16:54 NE 17 16.09 Mostly Cloudy BKN045 28.9 18.3 53% 30 76.2 1015.5
22 15:54 N 6 16.09 Partly Cloudy SCT045 27.8 17.8 55% 29 76.23 1015.9
22 14:54 NE 11 16.09 Fair CLR 28.9 16.7 48% 29 76.28 1016.5
22 13:54 E 13 16.09 A Few Clouds FEW042 27.8 17.8 55% 29 76.33 1017.0
22 12:54 E 11 16.09 A Few Clouds FEW033 FEW040 27.8 17.8 27.8 18.3 55% 29 76.38 1017.7
22 11:54 NE 15 16.09 Overcast FEW027 SCT037 OVC050 26.7 18.3 60% 28 76.4 1018.3
22 10:54 Calm 16.09 A Few Clouds FEW023 FEW033 25.6 18.9 67% 27 76.43 1018.6
22 09:54 Vrbl 6 16.09 Fair CLR 23.9 18.9 74% 25 76.4 1018.3
22 07:54 Calm 16.09 Overcast OVC047 20 18.3 90% 76.4 1018.1
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)