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.
28 13:54 NE 9 16.09 Fair CLR 26.1 8.3 32% 26 76.3 1016.7
28 12:54 W 6 16.09 Fair CLR 25 8.9 25 15 36% 26 76.38 1017.8
28 11:54 N 9 16.09 Fair CLR 23.9 8.9 39% 25 76.43 1018.4
28 10:54 NE 6 16.09 Fair CLR 22.8 10 44% 76.45 1018.9
28 09:54 NE 13 16.09 Fair CLR 20 8.9 49% 76.48 1019.2
28 08:54 NE 6 16.09 Fair CLR 17.8 6.1 46% 76.48 1019.4
28 07:54 NE 7 16.09 Partly Cloudy SCT120 16.7 8.3 58% 76.45 1019.0
28 06:54 NE 6 16.09 Mostly Cloudy BKN110 15 10.6 18.9 15 75% 76.43 1018.5
28 05:54 NE 6 16.09 Overcast OVC110 16.1 11.1 72% 76.38 1018.1
28 04:54 NE 7 16.09 Overcast OVC120 16.7 11.7 73% 76.35 1017.6
28 03:54 NE 9 16.09 Overcast OVC110 17.2 12.8 76% 76.38 1017.7
28 02:54 NE 9 16.09 Overcast OVC120 17.8 12.8 73% 76.38 1017.9
28 01:54 Calm 16.09 Fair CLR 18.9 12.8 68% 76.38 1017.8
28 00:54 N 7 16.09 A Few Clouds FEW110 18.3 13.3 21.1 18.3 73% 76.35 1017.6
27 23:54 N 7 16.09 Fair CLR 18.9 12.8 68% 76.35 1017.5
27 22:54 N 9 16.09 Fair CLR 18.9 12.8 68% 76.33 1017.4
27 21:54 NW 7 16.09 Mostly Cloudy BKN120 18.3 12.8 70% 76.33 1017.1
27 20:54 N 7 16.09 Partly Cloudy SCT075 18.9 13.3 70% 76.3 1017.0
27 19:54 N 9 16.09 Fair CLR 18.9 13.3 70% 76.28 1016.6
27 18:54 Calm 16.09 Partly Cloudy SCT065 21.1 13.9 24.4 21.1 64% 76.28 1016.5
27 17:54 E 7 16.09 Mostly Cloudy BKN120 23.3 10.6 45% 76.25 1016.4
27 16:54 Vrbl 9 16.09 Partly Cloudy SCT065 24.4 10.6 42% 25 76.25 1016.2
27 15:54 N 7 16.09 Partly Cloudy SCT080 23.9 11.1 45% 25 76.28 1016.4
27 14:54 NE 9 16.09 Overcast SCT055 OVC070 24.4 11.1 43% 26 76.3 1016.9
27 13:54 NE 6 16.09 Overcast OVC065 21.7 11.1 51% 76.38 1017.8
27 12:54 E 6 16.09 Overcast BKN060 OVC110 21.1 11.1 21.7 15 53% 76.43 1018.7 0.05
27 11:54 NE 13 16.09 Overcast OVC060 20 12.8 63% 76.45 1018.8
27 10:54 E 7 16.09 Overcast OVC055 18.3 14.4 78% 76.48 1019.2
27 09:54 NE 6 16.09 Overcast OVC055 17.2 13.9 81% 76.45 1019.2 0.05
27 08:54 Calm 16.09 Overcast BKN060 OVC080 15.6 13.9 90% 76.48 1019.3 0.03
27 07:54 W 6 16.09 Overcast OVC070 15 13.9 93% 76.48 1019.3 0.03
27 06:54 NW 9 16.09 Light Rain OVC085 15.6 13.3 16.1 15 86% 76.43 1018.6 0.03 0.03
27 05:54 W 7 16.09 Overcast OVC085 16.1 14.4 90% 76.38 1017.9
27 04:54 Calm 16.09 Overcast OVC090 15.6 13.9 90% 76.33 1017.4
27 03:54 Calm 16.09 Overcast OVC100 16.1 12.8 81% 76.33 1017.2
27 02:54 Calm 16.09 Mostly Cloudy BKN110 15.6 12.8 84% 76.35 1017.6
27 01:54 Calm 16.09 Overcast OVC100 15 13.3 90% 76.35 1017.7
27 00:54 Calm 16.09 Partly Cloudy SCT110 15 12.8 17.8 12.8 87% 76.35 1017.5
26 23:54 Calm 16.09 A Few Clouds FEW080 13.9 12.8 93% 76.35 1017.5
26 22:54 Calm 16.09 Fair CLR 14.4 13.3 93% 76.35 1017.7
26 21:54 N 6 16.09 Fair CLR 13.9 13.3 96% 76.38 1018.0
26 20:54 Calm 16.09 Fair CLR 15 13.9 93% 76.38 1018.0
26 19:54 E 6 16.09 Fair CLR 15.6 13.9 90% 76.35 1017.9
26 18:54 Calm 16.09 Fair CLR 17.8 13.3 21.1 16.7 75% 76.38 1017.8 0.18
26 17:54 Calm 16.09 Overcast OVC055 18.9 12.2 65% 76.4 1018.4
26 16:54 Calm 16.09 Overcast OVC050 18.9 13.9 73% 76.45 1018.8
26 15:54 Vrbl 6 16.09 Overcast OVC055 18.3 12.8 70% 76.48 1019.1 0.18
26 14:54 Calm 16.09 Overcast OVC055 18.3 12.2 68% 76.53 1019.8 0.03
26 13:54 N 9 9.66 Rain OVC055 17.8 14.4 81% 76.58 1020.8 0.15
26 12:54 Calm 16.09 Mostly Cloudy BKN070 21.1 10 21.1 16.1 49% 76.58 1020.8
26 11:54 Calm 16.09 Overcast OVC085 20.6 11.1 55% 76.61 1021.0
26 10:54 SE 9 16.09 Mostly Cloudy SCT090 BKN110 20 10.6 55% 76.61 1021.0
26 09:54 E 13 16.09 Overcast OVC100 18.9 10.6 59% 76.61 1020.9
26 08:54 NE 9 16.09 Mostly Cloudy BKN100 17.2 10.6 65% 76.63 1021.3
26 07:54 NE 7 16.09 Overcast BKN070 OVC095 16.7 11.7 73% 76.61 1021.0
26 06:54 NE 6 16.09 Mostly Cloudy BKN095 16.1 11.1 17.8 15.6 72% 76.58 1020.6
26 05:54 E 9 16.09 A Few Clouds FEW110 16.1 11.1 72% 76.53 1020.0
26 04:54 NE 7 16.09 Mostly Cloudy FEW090 BKN110 16.7 11.7 73% 76.5 1019.7
26 03:54 NE 6 16.09 Overcast OVC090 17.2 11.1 68% 76.53 1019.9
26 02:54 NE 9 16.09 Overcast OVC100 17.2 11.7 70% 76.53 1019.9
26 01:54 Calm 16.09 Overcast FEW075 OVC100 17.8 12.2 70% 76.56 1020.2
26 00:54 NE 9 16.09 Mostly Cloudy BKN075 17.8 13.3 21.1 17.8 75% 76.58 1020.5
25 23:54 E 9 16.09 Overcast OVC080 18.9 13.9 73% 76.58 1020.5
25 22:54 NE 11 16.09 Overcast OVC075 19.4 15 76% 76.61 1020.9
25 21:54 NE 11 16.09 Overcast OVC075 19.4 15.6 79% 76.63 1021.2
25 20:54 NE 7 16.09 Overcast OVC085 19.4 15.6 79% 76.66 1021.5
25 19:54 NE 7 16.09 Overcast OVC090 20 15.6 76% 76.61 1021.1
25 18:54 NE 6 16.09 Overcast BKN095 OVC120 21.1 15 22.8 21.1 68% 76.63 1021.3
25 17:54 NE 11 16.09 Overcast OVC100 21.7 15 66% 76.63 1021.2
25 16:54 NE 13 16.09 Overcast SCT043 OVC110 22.2 15 64% 76.66 1021.6
25 15:54 NE 15 16.09 Overcast SCT033 OVC045 22.2 15 64% 76.66 1021.8
25 14:54 NE 9 16.09 Overcast OVC038 22.2 14.4 61% 76.68 1022.1
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)