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.
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
27 23:54 N 8 10.00 Fair CLR 42.1 19 40% 38 30.61 1036.7
27 22:54 NW 8 10.00 Fair CLR 43 19.9 40% 39 30.6 1036.3
27 21:54 N 8 10.00 Fair CLR 44.1 23 43% 40 30.59 1035.8
27 20:54 N 10 10.00 Fair CLR 46 24.1 42% 42 30.57 1035.2
27 19:54 N 9 10.00 Fair CLR 46.9 24.1 41% 43 30.54 1034.2
27 18:54 N 13 10.00 Fair CLR 50 25 55 46.9 38% 46 30.52 1033.6
27 17:54 N 20 G 28 10.00 Fair CLR 53.1 28 38% 30.49 1032.6
27 16:54 N 14 G 24 10.00 Fair CLR 54 30 40% 30.47 1031.7
27 15:54 NW 22 G 29 10.00 Fair and Breezy CLR 54 28.9 38% 30.45 1031.3
27 14:54 NW 12 G 23 10.00 Fair CLR 54 34 47% 30.45 1031.2
27 13:54 N 15 G 22 10.00 Fair CLR 51.1 33.1 50% 30.46 1031.3
27 12:54 N 12 10.00 Fair CLR 46.9 33.1 48 39 59% 42 30.46 1031.5
27 11:54 N 9 G 21 10.00 Fair CLR 45 34 66% 41 30.46 1031.3
27 10:54 N 13 G 21 10.00 A Few Clouds FEW024 42.1 32 68% 36 30.43 1030.6
27 09:54 N 16 G 28 10.00 Fair CLR 39.9 30 68% 32 30.42 1030.2
27 08:54 N 10 G 21 10.00 A Few Clouds FEW020 39.9 33.1 77% 34 30.39 1028.7
27 07:54 N 15 G 25 10.00 Partly Cloudy SCT110 39.9 30.9 70% 32 30.33 1026.9
27 06:54 N 20 G 30 10.00 Fair CLR 39 33.1 51.1 39 79% 30 30.25 1024.2 0.31
27 05:54 N 17 G 26 10.00 Overcast FEW015 OVC042 39.9 35.1 83% 32 30.23 1023.3
27 04:54 N 21 G 30 10.00 Overcast and Breezy FEW013 BKN090 OVC110 39 35.1 86% 30 30.23 1023.2 0.08
27 03:54 N 22 G 37 5.00 Thunderstorm Light Rain Fog/Mist and Breezy FEW011 BKN050 OVC090 42.1 39 89% 33 30.18 1021.8 0.21 0.23
27 02:54 N 18 G 29 9.00 Light Rain OVC014 46.9 43 86% 40 30.14 1020.2 0.02
27 01:54 N 25 G 35 10.00 Overcast and Breezy OVC021 51.1 43 74% 30.06 1017.4
27 00:54 NE 20 G 28 10.00 Overcast SCT023 OVC034 53.1 45 87.1 53.1 74% 30.01 1015.8
26 23:54 NE 22 G 31 10.00 Overcast and Breezy OVC017 54 46 75% 29.99 1015.3
26 22:54 N 24 G 41 10.00 Overcast and Breezy OVC021 55.9 46.9 72% 29.93 1013.2
26 21:54 N 28 G 47 10.00 A Few Clouds and Windy FEW110 57 48 72% 29.85 1010.5
26 20:54 N 29 G 47 10.00 Mostly Cloudy and Windy BKN100 84.9 55.9 37% 84 29.75 1006.9
26 19:54 SW 8 10.00 Fair CLR 82 55 40% 81 29.69 1004.8
26 18:54 SW 8 10.00 Fair CLR 87.1 55 95 87.1 34% 85 29.67 1004.2
26 17:54 SW 8 10.00 Fair CLR 89.1 55.9 33% 87 29.66 1003.9
26 16:54 SW 20 G 32 10.00 Fair CLR 93 55.9 29% 91 29.64 1003.2
26 15:54 S 22 G 30 10.00 Fair and Breezy CLR 93 55.9 29% 91 29.65 1003.3
26 14:54 SW 20 G 28 10.00 Fair CLR 91 57.9 33% 90 29.67 1004.1
26 13:54 SW 23 G 30 10.00 Fair and Breezy CLR 91.9 59 33% 91 29.71 1005.4
26 12:54 SW 22 G 31 10.00 Fair and Breezy CLR 88 59 88 59 38% 87 29.73 1006.3
26 11:54 SW 21 G 30 10.00 Fair and Breezy CLR 84.9 60.1 43% 85 29.76 1007.3
26 10:54 SW 18 G 30 10.00 Fair CLR 81 59 47% 81 29.79 1008.2
26 09:54 SW 18 10.00 Fair CLR 77 57.9 52% 79 29.8 1008.6
26 08:54 SW 12 10.00 Fair CLR 73 57.9 59% 29.81 1009.1
26 07:54 SW 9 9.00 Fair CLR 68 57 68% 29.81 1009.1
26 06:54 S 6 10.00 Fair CLR 59 53.1 71.1 59 81% 29.8 1008.8
26 05:54 SW 9 10.00 Fair CLR 70 55.9 61% 29.79 1008.2
26 04:54 SW 9 10.00 Fair CLR 70 55.9 61% 29.77 1007.6
26 03:54 SW 8 10.00 Fair CLR 69.1 55 61% 29.78 1007.8
26 02:54 SW 6 10.00 Fair CLR 71.1 55 57% 29.8 1008.5
26 01:54 S 3 10.00 Fair CLR 61 51.1 70% 29.81 1009.1
26 00:54 Calm 10.00 Fair CLR 61 50 78.1 59 67% 29.82 1009.5
25 23:54 S 7 10.00 Fair CLR 69.1 51.1 53% 29.83 1009.7
25 22:54 S 9 10.00 Mostly Cloudy BKN090 72 51.1 48% 29.83 1009.9
25 21:54 SE 9 10.00 Fair CLR 68 50 53% 29.84 1010.1
25 20:54 SE 10 10.00 Fair CLR 69.1 50 51% 29.84 1010.1
25 19:54 SE 8 10.00 Fair CLR 72 50 46% 29.83 1009.8
25 18:54 S 9 10.00 Fair CLR 79 51.1 82.9 72 38% 79 29.82 1009.7
25 17:54 S 10 10.00 Fair CLR 81 51.1 35% 80 29.83 1009.8
25 16:54 S 13 10.00 Fair CLR 81 48.9 33% 80 29.85 1010.5
25 15:54 SW 13 G 21 10.00 Fair CLR 81 48 32% 80 29.87 1011.1
25 14:54 S 10 10.00 Fair CLR 79 45 30% 79 29.9 1012.2
25 13:54 S 13 10.00 Fair CLR 75.9 44.1 32% 77 29.94 1013.4
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)