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.
18 12:54 S 17 16.09 Light Rain BKN110 19.4 18.3 23.3 17.8 93% 75.49 1006.1 0.38
18 11:54 E 17 9.66 Light Rain Fog/Mist FEW032 BKN095 OVC120 20 18.3 90% 75.41 1005.0 0.38
18 10:54 SW 9 12.87 Thunderstorm in Vicinity Light Rain FEW070 BKN100 22.2 17.2 73% 75.62 1007.7
18 09:54 S 9 16.09 Fair CLR 23.3 16.7 67% 75.57 1007.0
18 08:54 E 9 16.09 Mostly Cloudy BKN075 21.1 16.7 76% 75.57 1007.0
18 07:54 E 9 16.09 Mostly Cloudy BKN080 BKN090 17.8 15.6 87% 75.57 1007.0
18 06:54 NE 9 16.09 Mostly Cloudy FEW060 FEW070 BKN100 16.7 15 19.4 14.4 90% 75.57 1006.8
18 05:54 E 6 16.09 Fair CLR 15.6 13.9 90% 75.54 1006.7
18 04:54 E 6 16.09 Fair CLR 15.6 13.3 86% 75.51 1006.3
18 03:54 E 9 16.09 Fair CLR 16.7 14.4 86% 75.51 1006.4
18 02:54 SE 9 16.09 Fair CLR 16.1 13.3 84% 75.54 1006.5
18 01:54 S 7 16.09 Fair CLR 17.2 13.3 78% 75.59 1007.2
18 00:54 Calm 16.09 Fair CLR 19.4 13.9 25 19.4 71% 75.62 1007.7
17 23:54 S 9 16.09 Fair CLR 20 13.9 68% 75.62 1007.6
17 22:54 S 15 16.09 Fair CLR 21.7 14.4 63% 75.67 1008.2
17 21:54 S 19 16.09 Fair CLR 22.2 13.3 57% 75.69 1008.6
17 20:54 S 17 16.09 Fair CLR 23.3 13.3 54% 75.67 1008.3
17 19:54 S 19 16.09 Fair CLR 23.9 13.3 52% 25 75.64 1008.1
17 18:54 S 17 16.09 Fair CLR 25 12.8 28.3 22.8 47% 26 75.62 1007.8
17 17:54 SE 17 16.09 Fair CLR 25.6 15 52% 26 75.59 1007.6
17 16:54 SE 19 16.09 A Few Clouds FEW075 27.2 13.9 44% 27 75.62 1007.8
17 15:54 SE 17 16.09 Fair CLR 27.2 14.4 45% 27 75.67 1008.4
17 14:54 S 20 16.09 Fair CLR 27.2 14.4 45% 27 75.74 1009.4
17 13:54 S 15 16.09 Fair CLR 26.1 14.4 49% 27 75.82 1010.5
17 12:54 SE 13 16.09 Fair CLR 25 14.4 25.6 13.3 52% 26 75.92 1011.8
17 11:54 S 15 16.09 Fair CLR 23.3 13.9 56% 76.02 1013.2
17 10:54 S 15 16.09 Fair CLR 22.8 13.3 55% 76.1 1014.0
17 09:54 S 9 16.09 Fair CLR 20.6 13.3 63% 76.12 1014.5
17 08:54 E 9 16.09 Fair CLR 18.3 13.9 76% 76.15 1014.8
17 07:54 E 9 16.09 Fair CLR 14.4 12.2 87% 76.12 1014.7
17 06:54 E 11 16.09 Fair CLR 13.9 11.7 17.2 13.3 87% 76.15 1015.0
17 05:54 E 11 16.09 Fair CLR 14.4 12.2 87% 76.15 1014.8
17 04:54 E 11 16.09 Fair CLR 14.4 12.2 87% 76.15 1014.8
17 03:54 E 9 16.09 Fair CLR 15.6 12.8 84% 76.12 1014.5
17 02:54 E 7 16.09 Fair CLR 16.1 12.8 81% 76.1 1014.3
17 01:54 E 7 16.09 Fair CLR 16.7 12.8 78% 76.12 1014.5
17 00:54 E 11 16.09 Fair CLR 16.7 13.3 23.3 16.7 80% 76.12 1014.5
16 23:54 E 15 16.09 Fair CLR 17.2 13.9 81% 76.15 1014.8
16 22:54 E 15 16.09 Fair CLR 18.3 13.9 76% 76.17 1015.2
16 21:54 E 13 16.09 Fair CLR 18.9 13.9 73% 76.2 1015.4
16 20:54 E 15 16.09 Fair CLR 20.6 13.9 66% 76.17 1015.2
16 19:54 E 13 16.09 Fair CLR 20 13.3 65% 76.17 1015.2
16 18:54 SE 11 16.09 Fair CLR 22.8 14.4 27.8 22.8 59% 76.15 1014.9
16 17:54 SE 11 12.87 Fair CLR 26.1 14.4 49% 27 76.15 1014.8
16 16:54 SE 20 16.09 Fair CLR 27.2 14.4 45% 27 76.17 1015.1
16 15:54 SE 20 16.09 Fair CLR 27.8 14.4 44% 28 76.2 1015.6
16 14:54 E 19 16.09 Fair CLR 27.8 14.4 44% 28 76.25 1016.1
16 13:54 E 9 14.48 Fair CLR 26.7 14.4 47% 27 76.3 1017.0
16 12:54 E 15 14.48 Fair CLR 25.6 14.4 25.6 15.6 50% 26 76.4 1018.2
16 11:54 E 13 16.09 Mostly Cloudy BKN090 23.9 14.4 55% 25 76.48 1019.2
16 10:54 E 15 14.48 Overcast OVC090 20.6 13.9 66% 76.53 1020.0
16 09:54 NE 13 16.09 Overcast OVC075 18.9 13.9 73% 76.56 1020.4
16 08:54 Calm 16.09 Overcast OVC075 17.2 13.9 81% 76.56 1020.4
16 07:54 E 6 16.09 Fair CLR 15.6 13.3 86% 76.53 1019.9
16 06:54 E 7 16.09 Fair CLR 16.1 13.3 17.8 15.6 84% 76.48 1019.3
16 05:54 E 9 16.09 Fair CLR 16.1 14.4 90% 76.45 1019.0
16 04:54 Calm 16.09 Overcast OVC100 17.2 14.4 84% 76.45 1018.8
16 03:54 Calm 16.09 Overcast OVC100 16.7 13.3 80% 76.45 1018.7
16 02:54 E 7 16.09 A Few Clouds FEW100 17.8 13.3 75% 76.43 1018.7
16 01:54 Calm 16.09 Fair CLR 17.2 13.3 78% 76.45 1018.9
16 00:54 NE 6 16.09 Fair CLR 17.8 13.3 22.2 17.2 75% 76.45 1018.9
15 23:54 E 9 16.09 Fair CLR 18.3 13.3 73% 76.45 1018.9
15 22:54 NE 11 16.09 Fair CLR 19.4 14.4 73% 76.45 1019.0
15 21:54 NE 6 16.09 Fair CLR 18.3 15 81% 76.48 1019.2
15 20:54 Calm 16.09 Fair CLR 18.9 16.1 84% 76.45 1019.1
15 19:54 Calm 16.09 Fair CLR 20.6 15.6 73% 76.45 1018.8
15 18:54 Calm 16.09 Fair CLR 21.7 16.1 27.8 21.7 71% 76.45 1019.0
15 17:54 Calm 16.09 Fair CLR 26.1 14.4 49% 27 76.45 1018.9
15 16:54 NE 7 16.09 Fair CLR 27.2 14.4 45% 27 76.45 1019.0
15 15:54 N 6 16.09 Mostly Cloudy BKN085 26.7 13.9 45% 27 76.48 1019.1
15 14:54 NW 9 16.09 Overcast OVC085 26.7 13.9 45% 27 76.5 1019.7
15 13:54 W 9 16.09 Overcast OVC080 26.7 13.3 44% 27 76.56 1020.3
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)