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.
22 03:54 N 3 10.00 Fair CLR 54 52 93% 29.66 1003.8
22 02:54 NE 3 10.00 Fair CLR 55 53.1 93% 29.67 1004.4
22 01:54 Calm 10.00 Fair CLR 55 52 90% 29.69 1005.0
22 00:54 SE 3 10.00 Fair CLR 57.9 52 80.1 57 81% 29.71 1005.7
21 23:54 NE 5 10.00 Fair CLR 60.1 52 75% 29.72 1006.1
21 22:54 NE 6 10.00 Fair CLR 61 51.1 70% 29.73 1006.3
21 21:54 E 6 10.00 Fair CLR 63 50 63% 29.74 1006.8
21 20:54 NE 6 10.00 Fair CLR 64.9 50 59% 29.75 1006.9
21 19:54 E 6 10.00 Fair CLR 68 46.9 47% 29.74 1006.8
21 18:54 SE 10 10.00 Fair CLR 80.1 48.9 88 80.1 34% 79 29.73 1006.4
21 17:54 S 7 10.00 Fair CLR 84.9 48.9 29% 83 29.73 1006.5
21 16:54 SW 5 10.00 Fair CLR 87.1 44.1 22% 84 29.75 1007.1
21 15:54 SW 6 10.00 Fair CLR 87.1 45 23% 84 29.77 1007.5
21 14:54 S 8 10.00 Fair CLR 84.9 48 28% 83 29.79 1008.2
21 13:54 S 7 10.00 Fair CLR 84 48.9 30% 82 29.81 1009.1
21 12:54 SE 8 10.00 Fair CLR 81 48.9 81 46.9 33% 80 29.84 1010.0
21 11:54 E 3 10.00 Fair CLR 75.9 48.9 39% 78 29.87 1011.0
21 10:54 E 6 10.00 Fair CLR 71.1 48.9 46% 29.88 1011.5
21 09:54 E 9 10.00 Fair CLR 64.9 48.9 56% 29.88 1011.4
21 08:54 E 10 10.00 Fair CLR 61 48 63% 29.89 1011.7
21 07:54 NE 5 10.00 Fair CLR 51.1 46.9 86% 29.89 1011.7
21 06:54 Calm 10.00 Fair CLR 48.9 44.1 57.9 48 83% 29.87 1011.2
21 05:54 Calm 10.00 Fair CLR 48.9 46 90% 29.86 1010.7
21 04:54 Calm 10.00 Fair CLR 48.9 42.1 77% 29.87 1010.9
21 03:54 Calm 10.00 Fair CLR 52 44.1 75% 29.88 1011.4
21 02:54 N 3 10.00 Fair CLR 53.1 45 74% 29.89 1011.8
21 01:54 N 3 10.00 Fair CLR 54 46.9 77% 29.9 1012.0
21 00:54 Calm 10.00 Fair CLR 57.9 46 80.1 57.9 65% 29.9 1012.0
20 23:54 Calm 10.00 Fair CLR 57.9 44.1 60% 29.9 1012.1
20 22:54 NE 3 10.00 Fair CLR 62.1 44.1 52% 29.89 1011.7
20 21:54 NE 8 10.00 Fair CLR 70 44.1 39% 29.87 1011.2
20 20:54 N 12 10.00 Fair CLR 73 44.1 35% 29.86 1010.9
20 19:54 N 5 10.00 Fair CLR 75.9 44.1 32% 77 29.84 1010.2
20 18:54 NW 8 10.00 Fair CLR 80.1 44.1 89.1 80.1 28% 79 29.83 1009.8
20 17:54 NW 9 10.00 Fair CLR 86 44.1 23% 83 29.81 1009.2
20 16:54 W 12 10.00 Fair CLR 88 43 21% 85 29.81 1009.1
20 15:54 W 13 10.00 Fair CLR 89.1 42.1 19% 85 29.82 1009.5
20 14:54 W 13 G 21 10.00 Fair CLR 88 43 21% 85 29.83 1009.8
20 13:54 W 16 G 22 10.00 Fair CLR 86 43 22% 83 29.86 1010.9
20 12:54 W 15 10.00 Fair CLR 84 45 84 41 25% 82 29.89 1011.9
20 11:54 W 13 10.00 Fair CLR 78.1 46 32% 78 29.91 1012.4
20 10:54 W 9 10.00 Fair CLR 71.1 46 41% 29.92 1013.1
20 09:54 Calm 10.00 Fair CLR 62.1 46 56% 29.93 1013.2
20 08:54 Calm 10.00 Fair CLR 54 46.9 77% 29.93 1013.3
20 07:54 Calm 10.00 Fair CLR 43 41 93% 29.93 1013.2
20 06:54 Calm 10.00 Fair CLR 41 39 53.1 41 93% 29.92 1012.9
20 05:54 Calm 10.00 Fair CLR 41 39.9 96% 29.91 1012.8
20 04:54 Calm 10.00 Fair CLR 45 42.1 90% 29.9 1012.3
20 03:54 Calm 10.00 Fair CLR 44.1 42.1 93% 29.9 1012.4
20 02:54 Calm 10.00 Fair CLR 46.9 44.1 90% 29.93 1013.3
20 01:54 NE 3 10.00 Fair CLR 48.9 44.1 83% 29.95 1013.9
20 00:54 NE 3 10.00 Fair CLR 52 44.1 73.9 50 75% 29.96 1014.3
19 23:54 E 5 10.00 Fair CLR 53.1 45 74% 29.97 1014.5
19 22:54 NE 5 10.00 Fair CLR 51.1 44.1 77% 29.97 1014.7
19 21:54 E 6 10.00 Fair CLR 60.1 44.1 56% 29.97 1014.7
19 20:54 E 8 10.00 Fair CLR 61 43 52% 29.97 1014.7
19 19:54 NE 6 10.00 Fair CLR 64.9 42.1 43% 29.96 1014.4
19 18:54 N 5 10.00 Fair CLR 73.9 39 80.1 70 28% 29.95 1014.1
19 17:54 W 5 10.00 Fair CLR 80.1 37 21% 79 29.94 1013.8
19 16:54 S 8 10.00 Fair CLR 79 39.9 25% 78 29.95 1013.9
19 15:54 S 6 10.00 Fair CLR 78.1 41 27% 78 29.96 1014.4
19 14:54 S 8 10.00 Fair CLR 75.9 42.1 30% 77 29.98 1015.1
19 13:54 SE 12 10.00 Fair CLR 73 41 32% 30.01 1016.1
19 12:54 S 12 10.00 Mostly Cloudy BKN120 69.1 41 70 37 36% 30.03 1016.9
19 11:54 SE 7 10.00 Mostly Cloudy BKN120 66.9 42.1 41% 30.04 1017.2
19 10:54 E 5 10.00 Mostly Cloudy BKN110 59 44.1 58% 30.05 1017.4
19 09:54 E 6 10.00 Overcast OVC110 55 42.1 62% 30.05 1017.5
19 08:54 E 5 10.00 A Few Clouds FEW100 50 42.1 74% 49 30.04 1017.2
19 07:54 E 5 10.00 A Few Clouds FEW110 41 39 93% 38 30.05 1017.4
19 06:54 Calm 10.00 Fair CLR 39 37.9 45 37.9 96% 30.04 1017.2
19 05:54 Calm 10.00 Fair CLR 42.1 37.9 85% 30.03 1016.7
19 04:54 E 3 10.00 A Few Clouds FEW110 41 37.9 89% 30.01 1016.1
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)