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.
27 02:54 SE 8 6.00 Rain Fog/Mist OVC095 63 59 87% 29.83 1009.6 0.12
27 01:54 SE 10 7.00 Rain FEW055 OVC095 64.9 57 76% 29.83 1009.6 0.02
27 00:54 SE 10 10.00 Mostly Cloudy BKN100 66.9 57 75.9 64.9 71% 29.83 1009.8 0.02 0.02
26 23:54 Calm 10.00 Light Rain BKN065 OVC110 68 57 68% 29.86 1010.6
26 22:54 E 8 10.00 Mostly Cloudy FEW080 BKN110 68 55 63% 29.85 1010.3
26 21:54 E 8 10.00 Fair CLR 68 54 61% 29.86 1010.8
26 20:54 E 7 10.00 Fair CLR 69.1 53.1 57% 29.84 1010.2
26 19:54 E 8 10.00 Fair CLR 73 51.1 46% 29.83 1009.7
26 18:54 E 10 10.00 Fair CLR 75.9 52 81 75.9 43% 78 29.81 1009.1
26 17:54 SE 14 10.00 Fair CLR 77 51.1 40% 78 29.83 1009.7
26 16:54 SE 14 G 23 10.00 Fair CLR 79 52 39% 79 29.82 1009.6
26 15:54 SE 17 G 24 10.00 Fair CLR 79 51.1 38% 79 29.84 1010.0
26 14:54 SE 15 G 20 10.00 A Few Clouds FEW065 81 52 37% 80 29.86 1010.8
26 13:54 SE 10 G 21 10.00 Fair CLR 78.1 52 40% 79 29.88 1011.5
26 12:54 SE 14 G 21 10.00 Fair CLR 77 52 77 53.1 42% 78 29.91 1012.5
26 11:54 SE 14 G 20 10.00 Fair CLR 75 54 48% 78 29.94 1013.4
26 10:54 SE 9 10.00 Fair CLR 71.1 54 55% 29.95 1013.9
26 09:54 E 9 10.00 Fair CLR 66.9 54 63% 29.95 1013.8
26 08:54 E 13 10.00 Fair CLR 62.1 53.1 73% 29.95 1013.9
26 07:54 E 9 10.00 Fair CLR 57.9 51.1 78% 29.96 1014.1
26 06:54 NE 3 10.00 Fair CLR 53.1 48.9 60.1 51.1 86% 29.94 1013.4
26 05:54 NE 5 10.00 Fair CLR 51.1 46.9 86% 29.92 1013.0
26 04:54 NE 7 10.00 Fair CLR 53.1 48 83% 29.91 1012.6
26 03:54 NE 5 10.00 Fair CLR 54 48 80% 29.92 1012.8
26 02:54 E 9 10.00 Fair CLR 57 48 72% 29.9 1012.2
26 01:54 NE 10 10.00 Fair CLR 57.9 48 70% 29.91 1012.6
26 00:54 E 6 10.00 Fair CLR 59 46.9 73.9 59 64% 29.92 1012.8
25 23:54 E 10 10.00 Fair CLR 61 46.9 60% 29.9 1012.2
25 22:54 E 7 10.00 Fair CLR 60.1 48 65% 29.89 1011.8
25 21:54 E 8 10.00 Fair CLR 63 48 58% 29.89 1012.0
25 20:54 NE 13 10.00 Fair CLR 66.9 46 47% 29.86 1010.7
25 19:54 NE 8 10.00 Fair CLR 69.1 48 47% 29.86 1010.7
25 18:54 E 9 10.00 Fair CLR 73.9 48 77 73 40% 29.84 1010.2
25 17:54 E 9 10.00 Fair CLR 75.9 46.9 36% 78 29.84 1010.0
25 16:54 E 9 10.00 Fair CLR 77 48.9 37% 78 29.84 1010.1
25 15:54 E 7 10.00 Fair CLR 75.9 48 37% 78 29.85 1010.6
25 14:54 NE 8 10.00 Fair CLR 75.9 46 35% 78 29.87 1011.0
25 13:54 E 9 10.00 Fair CLR 73.9 46 37% 29.87 1011.2
25 12:54 NE 9 10.00 Fair CLR 73 48 73 54 41% 29.89 1011.7
25 11:54 E 7 10.00 Fair CLR 71.1 48 44% 29.9 1012.3
25 10:54 NE 9 10.00 Fair CLR 69.1 51.1 53% 29.91 1012.6
25 09:54 Vrbl 7 10.00 Fair CLR 66 48.9 54% 29.92 1012.8
25 08:54 NE 6 10.00 Fair CLR 62.1 48.9 62% 29.91 1012.6
25 07:54 E 9 10.00 Fair CLR 59 46.9 64% 29.91 1012.5
25 06:54 E 6 10.00 Fair CLR 54 46.9 61 53.1 77% 29.89 1011.7
25 05:54 Calm 10.00 Fair CLR 54 46 75% 29.86 1010.9
25 04:54 Calm 10.00 Fair CLR 54 46 75% 29.85 1010.6
25 03:54 N 8 10.00 Fair CLR 55.9 46.9 72% 29.85 1010.6
25 02:54 NE 3 10.00 Fair CLR 57.9 46.9 67% 29.84 1010.3
25 01:54 NE 5 10.00 Fair CLR 60.1 48 65% 29.85 1010.5
25 00:54 NE 8 10.00 Fair CLR 60.1 50 73 60.1 70% 29.85 1010.3
24 23:54 N 8 10.00 Fair CLR 61 53.1 75% 29.83 1009.7
24 22:54 N 8 10.00 Fair CLR 64 55 73% 29.84 1010.1
24 21:54 N 7 10.00 Fair CLR 64 57 78% 29.83 1009.7
24 20:54 N 9 10.00 Mostly Cloudy SCT042 BKN050 66.9 57.9 73% 29.81 1009.1
24 19:54 Calm 10.00 A Few Clouds FEW060 70 62.1 76% 29.78 1008.2
24 18:54 Calm 10.00 Fair CLR 73 55.9 75 68 55% 29.77 1007.8
24 17:54 Calm 10.00 Fair CLR 73 55 53% 29.77 1007.6
24 16:54 SW 5 10.00 Fair CLR 73 55 53% 29.76 1007.4
24 15:54 Vrbl 3 10.00 A Few Clouds FEW075 73 55.9 55% 29.76 1007.5
24 14:54 W 5 10.00 A Few Clouds FEW080 72 57 59% 29.77 1007.8
24 13:54 Vrbl 6 10.00 A Few Clouds FEW020 71.1 59 66% 29.77 1007.7
24 12:54 Vrbl 7 10.00 Partly Cloudy SCT015 68 60.1 68 60.1 76% 29.77 1007.6 0.08
24 11:54 SW 6 10.00 Fair CLR 64.9 57.9 78% 29.78 1008.1
24 10:54 W 8 10.00 Fair CLR 63 59 87% 29.77 1007.7
24 09:54 NW 7 10.00 Overcast SCT011 BKN019 OVC100 61 59 93% 29.75 1007.1 0.01 0.08
24 08:54 S 9 8.00 Light Rain SCT009 OVC090 61 57.9 90% 29.74 1006.8 0.02
24 07:54 SE 10 10.00 Light Rain OVC100 61 59 93% 29.73 1006.1 0.05
24 06:54 SW 5 7.00 Light Rain FEW006 OVC095 61 59 71.1 60.1 93% 29.76 1007.2 0.05 0.31
24 05:54 S 7 10.00 Overcast OVC095 60.1 57.9 93% 29.71 1005.5 0.05
24 04:54 S 5 8.00 Rain BKN075 BKN090 OVC110 61 59 93% 29.72 1005.8 0.02
24 03:54 SE 8 10.00 Light Rain SCT065 OVC085 61 57.9 90% 29.72 1005.9 0.17 0.19
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)