Weather observations for the past three days for
St. Charles, St. Charles County Smartt Airport
Imperial (Metric)
Date Time (cst) 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.
20 11:54 E 6 5.00 Fog/Mist OVC007 52 48 52 48 86% 30.04 1017.1
20 10:54 E 6 5.00 Fog/Mist OVC007 52 48 86% 30.06 1017.8
20 09:54 SE 8 5.00 Fog/Mist OVC007 50 46.9 89% 47 30.08 1018.5
20 08:54 E 10 4.00 Fog/Mist OVC008 48.9 46.9 93% 45 30.07 1018.2
20 07:54 E 7 2.50 Fog/Mist OVC008 48.9 46.9 93% 46 30.07 1018.2
20 06:54 SE 8 3.00 Fog/Mist OVC007 48 46 93% 45 30.05 1017.5
20 05:54 SE 6 3.00 Fog/Mist OVC006 48 46 48 46.9 93% 46 30.09 1019.0
20 04:54 E 8 3.00 Fog/Mist OVC005 46.9 46 97% 44 30.09 1018.8
20 03:54 E 10 2.00 Fog/Mist OVC002 46.9 46 97% 43 30.1 1019.3
20 02:54 E 8 2.50 Fog/Mist OVC004 46.9 45 93% 44 30.12 1019.8
20 01:54 SE 5 5.00 Fog/Mist OVC007 46.9 45 93% 45 30.14 1020.6
20 00:54 SE 7 4.00 Fog/Mist OVC006 48 45 89% 45 30.14 1020.7
19 23:54 E 7 4.00 Fog/Mist OVC007 46.9 45 48 46.9 93% 44 30.15 1020.8
19 22:54 SE 7 4.00 Fog/Mist OVC007 46.9 45 93% 44 30.16 1021.3
19 21:54 E 7 4.00 Fog/Mist OVC009 46.9 45 93% 44 30.18 1021.9
19 20:54 E 6 5.00 Fog/Mist OVC010 48 44.1 86% 46 30.18 1022.1
19 19:54 E 5 6.00 Fog/Mist OVC012 48 45 89% 47 30.19 1022.3
19 18:54 SE 5 6.00 Fog/Mist OVC011 48 44.1 86% 47 30.19 1022.3
19 17:54 E 3 6.00 Fog/Mist OVC012 48 45 48.9 48 89% 30.18 1022.0
19 16:54 E 6 6.00 Fog/Mist OVC010 48 46 93% 46 30.18 1021.8
19 15:54 E 6 6.00 Fog/Mist OVC009 48.9 45 86% 47 30.18 1021.8
19 14:54 E 5 7.00 Overcast OVC009 48.9 46 90% 48 30.17 1021.7
19 13:54 Calm 7.00 Overcast OVC008 48.9 45 86% 30.17 1021.8
19 12:54 SE 3 6.00 Fog/Mist OVC008 48 45 89% 30.18 1022.0
19 11:54 E 3 5.00 Fog/Mist OVC007 48 46 48.9 48 93% 30.19 1022.4
19 10:54 Calm 7.00 Overcast OVC008 48 45 89% 30.21 1022.9
19 09:54 NE 3 6.00 Fog/Mist OVC008 48 45 89% 30.2 1022.8
19 08:54 NE 5 6.00 Fog/Mist OVC008 48 46 93% 47 30.19 1022.5
19 07:54 NE 3 4.00 Fog/Mist OVC009 48.9 46 90% 30.19 1022.2
19 06:54 E 3 3.00 Fog/Mist OVC011 48 46.9 96% 30.17 1021.6
19 05:54 Calm 3.00 Fog/Mist FEW007 OVC012 48 46.9 51.1 48 96% 30.15 1020.9
19 04:54 E 5 3.00 Fog/Mist OVC009 48 46.9 96% 47 30.13 1020.3
19 03:54 E 7 3.00 Fog/Mist BKN007 OVC011 48.9 46.9 93% 46 30.12 1019.9
19 02:54 N 3 7.00 Overcast OVC009 50 46.9 89% 30.11 1019.5
19 01:54 Calm 9.00 Overcast OVC011 51.1 46.9 86% 30.1 1019.1
19 00:54 NE 6 9.00 Overcast OVC012 50 46.9 89% 48 30.07 1018.1
18 23:54 NE 6 10.00 Overcast OVC012 51.1 46.9 54 48 86% 30.07 1018.0
18 22:54 N 3 10.00 Overcast OVC014 48.9 46 90% 30.05 1017.5
18 21:54 N 7 10.00 Fair CLR 51.1 46.9 86% 30.04 1017.1
18 20:54 N 12 G 21 10.00 Fair CLR 52 46.9 83% 30.02 1016.5
18 19:54 N 8 10.00 Fair CLR 52 48 86% 29.99 1015.4
18 18:54 N 7 10.00 Fair CLR 52 48 86% 29.96 1014.5
18 17:54 N 6 10.00 Fair CLR 54 50 64.9 54 87% 29.93 1013.3
18 16:54 N 6 10.00 Fair CLR 55.9 52 87% 29.89 1011.9
18 15:54 N 9 10.00 Partly Cloudy SCT043 61 54 78% 29.85 1010.7
18 14:54 N 7 10.00 Partly Cloudy FEW021 SCT048 64 55 73% 29.83 1009.8
18 13:54 NE 7 10.00 Mostly Cloudy BKN033 BKN042 63 55 76% 29.8 1008.8
18 12:54 Vrbl 5 10.00 Mostly Cloudy SCT025 BKN034 BKN049 63 54 73% 29.79 1008.6
18 11:54 E 8 10.00 Overcast BKN027 OVC038 59 53.1 59 48 81% 29.81 1009.3 0.02
18 10:54 E 9 10.00 Overcast BKN030 BKN035 OVC041 57 52 83% 29.83 1009.9
18 09:54 E 7 10.00 Overcast SCT030 BKN040 OVC050 55.9 50 81% 29.82 1009.7
18 08:54 E 6 10.00 Mostly Cloudy SCT034 SCT047 BKN110 54 48 80% 29.81 1009.5 0.02
18 07:54 NE 6 10.00 Overcast BKN043 OVC049 52 46.9 83% 29.83 1009.9
18 06:54 E 6 10.00 Thunderstorm in Vicinity BKN055 BKN070 BKN080 48.9 44.1 83% 47 29.8 1009.1 0.02
18 05:54 E 13 10.00 Thunderstorm in Vicinity Light Rain SCT050 BKN060 OVC095 48.9 42.1 48.9 46.9 77% 44 29.83 1009.9 0.06 0.16
18 04:54 E 12 10.00 Mostly Cloudy BKN046 BKN060 48.9 39.9 71% 45 29.82 1009.5
18 03:54 E 10 10.00 Partly Cloudy SCT120 48.9 39.9 71% 45 29.83 1010.0
18 02:54 NE 8 10.00 Overcast BKN034 OVC045 48.9 39.9 71% 46 29.85 1010.7 0.1
18 01:54 NE 7 10.00 Thunderstorm BKN038 OVC049 46.9 41 80% 44 29.88 1011.6 0.1
18 00:54 E 14 10.00 Overcast OVC038 48 39 71% 43 29.89 1012.0
17 23:54 E 13 10.00 Overcast BKN045 OVC075 48 39 55 46.9 71% 43 29.91 1012.7 0.24
17 22:54 E 13 10.00 Overcast BKN044 OVC060 48 39 71% 43 29.94 1013.8
17 21:54 E 14 10.00 Overcast OVC044 48 39.9 74% 43 29.94 1013.8
17 20:54 E 12 10.00 Overcast OVC045 48 39.9 74% 44 29.92 1013.3 0.01 0.24
17 19:54 E 18 3.00 Thunderstorm Heavy Rain BKN049 BKN060 OVC095 46.9 39.9 77% 40 29.94 1013.8 0.23
17 18:54 E 9 10.00 Light Rain BKN046 OVC100 53.1 34 48% 29.94 1013.8
17 17:54 E 14 10.00 Overcast OVC048 55 28.9 61 55 37% 29.92 1013.4
17 16:54 E 13 10.00 Overcast OVC060 57.9 23 26% 29.94 1014.0
17 15:54 E 13 10.00 Mostly Cloudy BKN070 57.9 21.9 25% 29.95 1014.2
17 14:54 E 10 10.00 Partly Cloudy SCT070 59 21 23% 29.98 1015.1
17 13:54 SE 13 10.00 Fair CLR 59 21 23% 29.99 1015.5
17 12:54 SE 15 10.00 Fair CLR 59 19 21% 30.01 1016.1
Date Time (cst) 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)