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.
30 23:54 S 12 10.00 Fair CLR 72 54 53% 29.87 1011.0
30 22:54 S 13 10.00 Fair CLR 72 54 53% 29.87 1010.9
30 21:54 S 12 10.00 Fair CLR 75 54 48% 78 29.87 1011.0
30 20:54 S 16 10.00 Fair CLR 75.9 55 48% 78 29.85 1010.5
30 19:54 S 18 10.00 Fair CLR 78.1 55.9 47% 79 29.84 1009.9
30 18:54 S 15 10.00 Fair CLR 82 55 87.1 82 40% 81 29.82 1009.5
30 17:54 S 21 10.00 Fair and Breezy CLR 84.9 55 36% 84 29.82 1009.5
30 16:54 SW 22 G 29 10.00 Fair and Breezy CLR 86 55.9 36% 85 29.83 1009.7
30 15:54 S 20 G 31 10.00 Fair CLR 87.1 55.9 35% 86 29.84 1010.0
30 14:54 S 20 G 33 10.00 Fair CLR 84.9 55.9 37% 84 29.86 1010.8
30 13:54 S 20 G 33 10.00 Fair CLR 84 55 37% 83 29.9 1012.0
30 12:54 SW 23 G 35 10.00 Fair and Breezy CLR 82 55 82 57.9 40% 81 29.92 1012.7
30 11:54 SW 23 G 32 10.00 Fair and Breezy CLR 80.1 54 41% 80 29.95 1013.7
30 10:54 SW 24 G 33 10.00 Fair and Breezy CLR 77 52 42% 78 29.97 1014.3
30 09:54 SW 21 G 29 10.00 Fair and Breezy CLR 72 51.1 48% 29.98 1014.8
30 08:54 S 14 10.00 Fair CLR 69.1 48.9 49% 29.99 1015.2
30 07:54 SE 7 10.00 A Few Clouds FEW080 63 48.9 60% 30 1015.5
30 06:54 SE 5 10.00 Overcast BKN080 OVC100 57.9 46.9 61 53.1 67% 29.99 1015.4
30 05:54 SE 3 10.00 Overcast OVC090 57 46 67% 30 1015.4
30 04:54 S 5 10.00 Overcast OVC085 60.1 46 60% 30 1015.4
30 03:54 S 5 10.00 Overcast OVC080 60.1 45 58% 30 1015.5
30 02:54 Calm 10.00 Mostly Cloudy BKN080 54 44.1 69% 30.01 1015.9
30 01:54 S 5 10.00 Fair CLR 55 43 64% 30.02 1016.4
30 00:54 Calm 10.00 Fair CLR 55 42.1 70 54 62% 30.03 1016.7
29 23:54 S 7 10.00 Fair CLR 60.1 43 53% 30.03 1016.8
29 22:54 S 10 10.00 Fair CLR 62.1 42.1 48% 30.04 1017.0
29 21:54 S 8 10.00 Fair CLR 62.1 42.1 48% 30.03 1016.8
29 20:54 S 10 10.00 Fair CLR 60.1 41 50% 30.02 1016.3
29 19:54 S 7 10.00 Fair CLR 64 43 46% 30.01 1016.1
29 18:54 S 12 10.00 Fair CLR 70 42.1 72 64 37% 30.01 1016.2
29 17:54 S 17 10.00 Fair CLR 71.1 41 34% 30.02 1016.5
29 16:54 S 16 10.00 Fair CLR 72 39.9 31% 30.03 1016.8
29 15:54 S 17 G 26 10.00 Fair CLR 71.1 39.9 32% 30.05 1017.4
29 14:54 S 17 G 30 10.00 A Few Clouds FEW048 71.1 37 29% 30.08 1018.3
29 13:54 S 15 G 23 10.00 Overcast OVC050 66 30.9 27% 30.13 1020.2
29 12:54 S 10 G 23 10.00 Overcast OVC050 64 28.9 64 37 27% 30.16 1021.2
29 11:54 S 13 10.00 Overcast OVC050 60.1 28 30% 30.2 1022.5
29 10:54 SW 12 10.00 Overcast OVC055 57.9 27 31% 30.22 1023.3
29 09:54 S 14 10.00 Overcast OVC055 55 27 34% 30.23 1023.7
29 08:54 S 8 10.00 Fair CLR 52 28.9 41% 30.24 1024.0
29 07:54 E 8 10.00 Fair CLR 43 32 65% 39 30.26 1024.8
29 06:54 E 8 10.00 Fair CLR 37 28.9 48.9 37 73% 32 30.27 1025.1
29 05:54 E 7 10.00 Fair CLR 37.9 28.9 70% 33 30.27 1025.0
29 04:54 E 7 10.00 Mostly Cloudy BKN120 39 30 70% 35 30.27 1024.9
29 03:54 E 7 10.00 Fair CLR 41 28.9 62% 37 30.27 1025.0
29 02:54 SE 7 10.00 A Few Clouds FEW110 46 28.9 51% 43 30.28 1025.4
29 01:54 SE 6 10.00 Partly Cloudy SCT110 48 28 46% 46 30.29 1025.9
29 00:54 SE 6 10.00 Partly Cloudy SCT110 48.9 27 53.1 44.1 43% 47 30.31 1026.3
28 23:54 SE 6 10.00 Overcast OVC110 48.9 27 43% 47 30.32 1026.7
28 22:54 SE 9 10.00 Overcast OVC110 48.9 25 39% 45 30.32 1027.0
28 21:54 SE 8 10.00 Mostly Cloudy BKN110 45 25 46% 41 30.33 1027.0
28 20:54 SE 8 10.00 Fair CLR 46 24.1 42% 42 30.33 1027.3
28 19:54 SE 10 10.00 Fair CLR 48.9 23 36% 45 30.34 1027.5
28 18:54 SE 12 10.00 Fair CLR 53.1 21 55.9 46 28% 30.37 1028.4
28 17:54 S 8 10.00 Fair CLR 55.9 19.9 24% 30.39 1029.2
28 16:54 S 8 10.00 Fair CLR 55 18 23% 30.42 1030.4
28 15:54 SE 9 10.00 Fair CLR 54 19 25% 30.47 1031.8
28 14:54 SE 9 10.00 Fair CLR 53.1 19.9 27% 30.51 1033.4
28 13:54 Vrbl 3 10.00 Fair CLR 48.9 18 29% 30.56 1034.9
28 12:54 Calm 10.00 Fair CLR 46.9 21.9 48 28 37% 30.6 1036.3
28 11:54 S 7 10.00 Fair CLR 45 21 39% 42 30.63 1037.5
28 10:54 SE 8 10.00 Fair CLR 41 21.9 47% 36 30.67 1038.6
28 09:54 Vrbl 5 10.00 Fair CLR 37.9 23 55% 35 30.68 1039.1
28 08:54 NE 7 10.00 Fair CLR 35.1 21 57% 30 30.69 1039.4
28 07:54 NW 6 10.00 Fair CLR 32 19.9 61% 27 30.68 1039.2
28 06:54 N 6 10.00 Fair CLR 28.9 19.9 39.9 28.9 69% 23 30.66 1038.5
28 05:54 N 8 10.00 Fair CLR 30.9 19.9 64% 24 30.65 1037.9
28 04:54 N 9 10.00 Fair CLR 33.1 19 56% 26 30.64 1037.6
28 03:54 N 8 10.00 Fair CLR 35.1 19 52% 29 30.64 1037.6
28 02:54 N 8 10.00 Fair CLR 35.1 21 57% 29 30.64 1037.6
28 01:54 N 7 10.00 Fair CLR 36 21 55% 31 30.64 1037.5
28 00:54 N 7 10.00 Fair CLR 39.9 19.9 50 39.9 45% 36 30.63 1037.2
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)