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.
05 09:54 W 13 10.00 Fair CLR 48 30.9 52% 43 30.3 1026.2
05 08:54 NW 14 10.00 Fair CLR 46 30.9 56% 40 30.29 1025.6
05 07:54 NW 12 10.00 Fair CLR 43 30 60% 37 30.27 1025.1
05 06:54 NW 10 10.00 Fair CLR 41 30 44.1 39 65% 35 30.24 1024.0
05 05:54 NW 9 10.00 Fair CLR 41 30.9 67% 36 30.22 1023.2
05 04:54 W 8 10.00 Fair CLR 39.9 33.1 77% 35 30.2 1022.9
05 03:54 W 9 10.00 Fair CLR 41 33.1 73% 36 30.2 1022.7
05 02:54 W 9 10.00 Fair CLR 43 33.1 68% 38 30.19 1022.3
05 01:54 W 9 10.00 Fair CLR 43 33.1 68% 38 30.19 1022.4
05 00:54 W 6 10.00 Fair CLR 42.1 33.1 51.1 41 71% 39 30.2 1022.5
04 23:54 W 7 10.00 A Few Clouds FEW050 44.1 33.1 65% 41 30.2 1022.8
04 22:54 W 7 10.00 Fair CLR 44.1 34 68% 41 30.2 1022.7
04 21:54 NW 9 10.00 Fair CLR 46 32 58% 42 30.2 1022.7
04 20:54 NW 17 G 28 10.00 Partly Cloudy SCT047 48 33.1 56% 42 30.16 1021.3
04 19:54 NW 16 10.00 Overcast OVC049 50 36 59% 45 30.13 1020.2
04 18:54 W 24 G 32 10.00 Partly Cloudy and Breezy SCT048 51.1 35.1 53.1 48.9 54% 30.1 1019.2
04 17:54 NW 18 G 28 10.00 Mostly Cloudy BKN040 52 37 57% 30.08 1018.4
04 16:54 W 18 G 26 10.00 Overcast BKN033 OVC041 50 37 61% 44 30.08 1018.6
04 15:54 W 17 G 30 10.00 Overcast OVC027 48.9 39 69% 43 30.08 1018.4
04 14:54 W 20 G 25 10.00 Overcast BKN023 OVC030 50 41 71% 44 30.07 1017.9
04 13:54 W 16 10.00 Overcast OVC021 48.9 41 74% 44 30.07 1018.1
04 12:54 W 15 G 28 10.00 Overcast BKN021 BKN027 OVC085 50 43 59 50 77% 45 30.06 1017.7 0.06
04 11:54 W 14 10.00 Overcast OVC016 51.1 44.1 77% 30.04 1017.0
04 10:54 W 20 G 26 10.00 Overcast BKN015 OVC021 52 46.9 83% 30.02 1016.1
04 09:54 NW 17 G 26 10.00 Overcast BKN013 OVC020 53.1 48.9 86% 29.99 1015.2 0.06
04 08:54 W 15 10.00 Light Rain FEW011 SCT030 OVC100 55 52 90% 29.97 1014.4 0.04
04 07:54 W 8 10.00 Overcast FEW065 FEW090 OVC110 57.9 54 87% 29.93 1013.2 0.02
04 06:54 W 9 10.00 Light Rain OVC110 59 55.9 73.9 59 90% 29.92 1012.7 0.07 0.21
04 05:54 W 8 6.00 Rain Fog/Mist BKN015 OVC090 63 60.1 90% 29.91 1012.5 0.1
04 04:54 SW 7 7.00 Rain FEW021 BKN075 OVC090 64 60.1 87% 29.92 1012.6 0.03
04 03:54 SW 8 10.00 Light Rain FEW049 BKN080 OVC110 64.9 59 81% 29.9 1012.2 0.01 0.01
04 02:54 SW 17 G 25 10.00 Overcast SCT060 OVC100 73.9 63 69% 29.88 1011.1
04 01:54 S 12 10.00 Overcast BKN075 OVC090 73.9 62.1 67% 29.87 1010.9
04 00:54 S 13 10.00 Overcast OVC090 73.9 62.1 78.1 73.9 67% 29.89 1011.6
03 23:54 S 15 10.00 Fair CLR 73.9 62.1 67% 29.9 1011.8
03 22:54 S 14 10.00 Mostly Cloudy SCT095 BKN120 73.9 60.1 62% 29.9 1012.1
03 21:54 S 12 10.00 Partly Cloudy FEW095 SCT110 73.9 61 64% 29.92 1012.8
03 20:54 S 12 10.00 Fair CLR 75 62.1 64% 77 29.91 1012.3
03 19:54 S 13 10.00 Fair CLR 75.9 62.1 62% 78 29.89 1011.9
03 18:54 S 14 10.00 A Few Clouds FEW095 78.1 62.1 82.9 78.1 58% 80 29.89 1011.9
03 17:54 S 13 10.00 Mostly Cloudy BKN065 BKN075 80.1 64 58% 82 29.89 1011.7
03 16:54 S 12 10.00 Mostly Cloudy BKN065 BKN090 79 64.9 62% 81 29.9 1012.0
03 15:54 S 17 10.00 Partly Cloudy SCT065 SCT100 81 62.1 53% 82 29.9 1012.2
03 14:54 S 15 G 22 10.00 Mostly Cloudy SCT060 BKN070 82 64.9 56% 84 29.91 1012.6
03 13:54 S 14 10.00 Partly Cloudy FEW055 SCT070 82 64 55% 84 29.93 1013.1
03 12:54 S 14 10.00 Mostly Cloudy SCT043 BKN055 79 64.9 79 57.9 62% 81 29.95 1013.8
03 11:54 S 12 10.00 Mostly Cloudy BKN033 78.1 66 67% 80 29.97 1014.5
03 10:54 S 9 10.00 Mostly Cloudy BKN048 BKN070 73.9 64.9 74% 29.99 1015.0
03 09:54 NE 5 10.00 Mostly Cloudy BKN041 68 62.1 81% 29.99 1015.0
03 08:54 E 7 10.00 A Few Clouds FEW034 63 59 87% 29.98 1015.0
03 07:54 E 5 10.00 Overcast OVC039 60.1 57 90% 29.98 1014.9
03 06:54 E 5 10.00 Mostly Cloudy BKN027 BKN085 57.9 55.9 64 57.9 93% 29.97 1014.7 0.01 0.25
03 03:54 Calm 10.00 Partly Cloudy SCT038 59 55 87% 29.94 1013.5
03 00:54 W 8 10.00 Overcast FEW047 BKN070 OVC110 64 55.9 75 64 75% 29.9 1012.0 0.06
02 23:54 NW 8 10.00 Mostly Cloudy BKN050 BKN065 66.9 60.1 79% 29.86 1010.7 0.01
02 22:54 W 7 10.00 Overcast SCT048 BKN060 OVC085 69.1 62.1 78% 29.82 1009.4 0.05
02 21:54 S 15 10.00 Fair CLR 72 60.1 66% 29.78 1008.1
02 20:54 S 16 10.00 Fair CLR 73 60.1 64% 29.74 1006.7
02 19:54 S 16 10.00 Fair CLR 73.9 59 60% 29.71 1005.7
02 18:54 S 15 10.00 A Few Clouds FEW075 75 62.1 75.9 72 64% 77 29.69 1005.1
02 17:54 S 16 10.00 A Few Clouds FEW050 75.9 64 67% 78 29.68 1004.7
02 16:54 S 22 G 32 10.00 Mostly Cloudy and Breezy BKN046 BKN055 75.9 63 64% 78 29.69 1005.2
02 15:54 S 21 G 29 10.00 Mostly Cloudy and Breezy BKN040 BKN050 75 63 66% 77 29.7 1005.3
02 14:54 S 22 G 36 10.00 Mostly Cloudy and Breezy FEW037 SCT045 BKN060 73.9 62.1 67% 29.72 1006.2
02 13:54 S 20 G 31 10.00 Mostly Cloudy FEW040 BKN100 73 61 66% 29.73 1006.5
02 12:54 S 24 G 37 10.00 Mostly Cloudy and Breezy BKN044 73 61 73 66.9 66% 29.73 1006.5
02 11:54 S 30 G 38 10.00 Mostly Cloudy and Windy SCT040 BKN050 72 61 68% 29.74 1006.7
02 10:54 S 20 G 32 10.00 Partly Cloudy FEW035 SCT110 72 61 68% 29.74 1006.7
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)