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.
17 07:54 Calm 10.00 Overcast BKN080 BKN090 OVC110 75.9 73 91% 76 30.22 1022.7
17 06:54 Calm 8.00 Fair CLR 71.1 70 73.9 71.1 96% 30.2 1022.1
17 05:54 Calm 1.50 Fog/Mist FEW080 72 71.1 97% 30.19 1021.7
17 04:54 Calm 7.00 Fair CLR 72 71.1 97% 30.19 1021.6
17 03:54 NE 3 8.00 Fair CLR 72 71.1 97% 30.19 1021.6
17 02:54 Calm 8.00 A Few Clouds FEW080 73.9 73 97% 30.19 1021.6
17 01:54 E 5 10.00 Fair CLR 73.9 71.1 91% 30.19 1021.7
17 00:54 E 5 10.00 Fair CLR 73.9 71.1 84 73.9 91% 30.2 1022.0
16 23:54 E 3 10.00 Fair CLR 73.9 72 94% 30.21 1022.3
16 22:54 E 3 10.00 Fair CLR 75 72 90% 74 30.21 1022.5
16 21:54 NE 3 10.00 Fair CLR 77 72 85% 78 30.21 1022.5
16 20:54 Calm 9.00 Fair CLR 80.1 73 79% 84 30.21 1022.3
16 19:54 NE 3 10.00 Fair CLR 79 73 82% 82 30.19 1021.7
16 18:54 Calm 10.00 Fair CLR 84 71.1 93 84 65% 89 30.18 1021.6
16 17:54 SE 10 10.00 A Few Clouds FEW075 86 72 63% 92 30.19 1021.9
16 16:54 SE 3 10.00 Fair CLR 91 73 56% 100 30.18 1021.4
16 15:54 Calm 10.00 Fair CLR 93 71.1 49% 100 30.17 1021.0
16 14:54 Calm 10.00 Fair CLR 91 71.1 52% 98 30.19 1021.8
16 13:54 SE 6 10.00 Partly Cloudy SCT085 90 72 56% 97 30.21 1022.5
16 12:54 S 6 10.00 Fair CLR 89.1 72 95 73 57% 96 30.23 1023.1
16 11:54 Calm 10.00 Fair CLR 87.1 72 61% 94 30.24 1023.5
16 10:54 E 6 10.00 Fair CLR 82.9 72 70% 88 30.25 1023.7
16 09:54 E 5 10.00 Fair CLR 78.1 71.1 79% 80 30.25 1023.9
16 08:54 Calm 10.00 Mostly Cloudy BKN070 75.9 71.1 85% 76 30.25 1023.8
16 07:54 Calm 10.00 Fair CLR 75 71.1 88% 75 30.23 1023.0
16 06:54 SE 5 10.00 Partly Cloudy SCT085 73 70 80.1 73 90% 30.21 1022.6 0.01
16 05:54 NE 9 10.00 Mostly Cloudy BKN085 73.9 71.1 91% 30.2 1022.1
16 04:54 N 13 10.00 Fair CLR 73.9 71.1 91% 30.17 1021.0
16 03:54 N 9 G 21 10.00 A Few Clouds FEW095 75 72 90% 74 30.15 1020.5 0.01
16 02:54 N 3 10.00 Overcast OVC095 78.1 73.9 87% 81 30.12 1019.4 0.01
16 01:54 Calm 10.00 Overcast OVC100 77 75 94% 78 30.1 1018.5
16 00:54 S 5 10.00 A Few Clouds FEW095 77 73.9 87.1 73.9 90% 78 30.09 1018.3 0.15
15 23:54 NE 5 10.00 A Few Clouds FEW110 75 73.9 96% 73 30.09 1018.2
15 22:54 E 6 10.00 Fair CLR 75.9 73.9 94% 75 30.07 1017.5
15 21:54 N 5 10.00 Fair CLR 75.9 73 91% 76 30.07 1017.6 0.08 0.15
15 20:54 SW 10 3.00 Thunderstorm Heavy Rain SCT048 BKN075 BKN100 80.1 73 79% 84 30.08 1018.0 0.07
15 19:54 NE 6 10.00 Fair CLR 82.9 71.1 67% 88 30.05 1016.9
15 18:54 NE 13 10.00 Fair CLR 87.1 70 98.1 87.1 57% 92 30.03 1016.5
15 17:54 S 5 10.00 Fair CLR 93 68 44% 97 30.02 1015.9
15 16:54 SW 12 10.00 Fair CLR 98.1 68 38% 103 30 1015.4
15 15:54 SW 10 G 18 10.00 Fair CLR 98.1 70 40% 105 30.01 1015.7
15 14:54 SW 13 G 23 10.00 A Few Clouds FEW060 97 69.1 40% 103 30.02 1016.0
15 13:54 W 12 10.00 A Few Clouds FEW060 97 69.1 40% 103 30.04 1016.6
15 12:54 SW 10 G 22 10.00 Fair CLR 95 69.1 96.1 70 43% 101 30.05 1016.9
15 11:54 SW 10 10.00 Fair CLR 93.9 70 46% 100 30.06 1017.2
15 10:54 SW 9 10.00 Fair CLR 91 70 50% 97 30.06 1017.2
15 09:54 S 9 10.00 Fair CLR 87.1 70 57% 92 30.05 1017.0
15 08:54 S 7 10.00 Fair CLR 82 70 67% 86 30.05 1017.0
15 07:54 E 7 10.00 Fair CLR 73.9 68 82% 30.04 1016.7
15 06:54 E 7 10.00 Fair CLR 70 66 75 68 87% 30.03 1016.2
15 05:54 E 7 10.00 Fair CLR 68 64.9 90% 30.01 1015.6
15 04:54 NE 5 10.00 Fair CLR 71.1 64.9 81% 30 1015.2
15 03:54 NE 5 10.00 Fair CLR 70 64 82% 29.99 1015.1
15 02:54 E 8 10.00 Fair CLR 71.1 64 79% 30 1015.3
15 01:54 E 6 10.00 Fair CLR 70 64 82% 30.01 1015.6
15 00:54 SE 5 10.00 Fair CLR 75 64 82 73 69% 77 30.01 1015.7
14 23:54 SE 5 10.00 Fair CLR 73 63 71% 30.02 1015.9
14 22:54 SE 3 10.00 Fair CLR 75.9 63 64% 78 30.01 1015.6
14 21:54 SE 9 10.00 Fair CLR 78.1 63 60% 80 30 1015.2
14 20:54 SE 8 10.00 Fair CLR 77 62.1 60% 79 29.99 1015.0
14 19:54 E 8 10.00 Fair CLR 75.9 63 64% 78 29.98 1014.7
14 18:54 E 10 10.00 Fair CLR 82 63 88 81 53% 83 29.98 1014.8
14 17:54 SE 14 10.00 Fair CLR 86 62.1 45% 87 30 1015.4
14 16:54 SE 14 10.00 Fair CLR 88 62.1 42% 88 30.01 1015.8
14 15:54 SE 15 10.00 Fair CLR 87.1 60.1 40% 87 30.04 1016.8
14 14:54 SE 14 10.00 Fair CLR 86 59 40% 85 30.07 1017.9
14 13:54 SE 13 G 23 10.00 Fair CLR 84 57 40% 83 30.1 1018.7
14 12:54 E 13 G 23 10.00 Fair CLR 81 55.9 82 61 42% 81 30.12 1019.5
14 11:54 E 13 10.00 Fair CLR 79 54 42% 79 30.15 1020.6
14 10:54 E 16 10.00 Fair CLR 75 53.1 46% 78 30.17 1021.4
14 09:54 SE 12 10.00 Fair CLR 71.1 53.1 53% 30.2 1022.1
14 08:54 E 16 10.00 Fair CLR 66.9 53.1 61% 30.19 1022.0
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)