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.
09 17:54 S 21 10.00 Fair and Breezy CLR 75 61 62% 77 29.7 1005.5
09 16:54 S 18 10.00 Fair CLR 75.9 61 60% 78 29.7 1005.6
09 15:54 S 18 10.00 Fair CLR 79 60.1 52% 80 29.71 1005.8
09 14:54 S 17 10.00 Fair CLR 80.1 57.9 47% 81 29.72 1006.2
09 13:54 S 13 10.00 Fair CLR 77 59 54% 79 29.74 1007.0
09 12:54 S 13 10.00 Fair CLR 73.9 57.9 73.9 39 57% 29.77 1007.8
09 11:54 S 18 10.00 Fair CLR 69.1 55.9 63% 29.81 1009.3
09 10:54 S 16 10.00 Fair CLR 64.9 55 70% 29.84 1010.2
09 09:54 S 9 10.00 Fair CLR 61 51.1 70% 29.86 1010.9
09 08:54 E 6 10.00 Fair CLR 51.1 46 83% 29.86 1011.1
09 07:54 SE 7 10.00 Fair CLR 42.1 39 89% 38 29.85 1010.8
09 06:54 SE 7 10.00 Fair CLR 41 37.9 48.9 37.9 89% 37 29.85 1010.7
09 05:54 E 10 10.00 Fair CLR 39 37 93% 33 29.86 1010.9
09 04:54 E 7 10.00 Fair CLR 42.1 37 82% 38 29.85 1010.7
09 03:54 E 5 10.00 Fair CLR 39 37 93% 36 29.86 1010.9
09 02:54 E 5 10.00 Fair CLR 41 37.9 89% 38 29.87 1011.5
09 01:54 E 3 10.00 Fair CLR 43 36 76% 29.87 1011.5
09 00:54 SE 3 10.00 Fair CLR 44.1 36 59 39.9 73% 29.88 1011.8
08 23:54 SE 7 10.00 Fair CLR 43 37 80% 39 29.89 1012.0
08 22:54 SE 5 10.00 Fair CLR 46 36 68% 44 29.89 1012.1
08 21:54 Calm 10.00 Fair CLR 46 37 71% 29.88 1011.9
08 20:54 SE 5 10.00 Fair CLR 48.9 36 61% 48 29.88 1011.9
08 19:54 S 8 10.00 Fair CLR 55.9 35.1 46% 29.88 1012.0
08 18:54 SW 10 10.00 Fair CLR 59 39 66 57.9 48% 29.89 1012.1
08 17:54 SW 12 10.00 Fair CLR 64.9 37.9 37% 29.9 1012.4
08 16:54 SW 15 10.00 Fair CLR 66 34 30% 29.9 1012.5
08 15:54 SW 10 10.00 Fair CLR 64.9 35.1 33% 29.93 1013.5
08 14:54 SW 12 10.00 Fair CLR 63 36 37% 29.94 1013.9
08 13:54 S 8 10.00 Fair CLR 60.1 39 46% 29.96 1014.6
08 12:54 SW 9 10.00 Fair CLR 57.9 39 57.9 32 50% 29.99 1015.5
08 11:54 SW 7 10.00 Fair CLR 52 39.9 64% 30.02 1016.7
08 10:54 SW 9 10.00 Fair CLR 48 39 71% 44 30.04 1017.3
08 09:54 SW 7 10.00 Fair CLR 43 39 86% 39 30.06 1018.1
08 08:54 Calm 9.00 Fair CLR 37.9 36 93% 30.06 1018.2
08 07:54 Calm 7.00 Fair CLR 34 33.1 97% 30.06 1018.1
08 06:54 Calm 1.50 Fog/Mist CLR 33.1 32 39.9 32 96% 30.07 1018.3
08 05:54 S 5 10.00 Fair CLR 36 35.1 97% 33 30.05 1017.7
08 04:54 S 3 10.00 Fair CLR 37 35.1 93% 30.04 1017.5
08 03:54 Calm 10.00 Fair CLR 36 34 93% 30.05 1017.7
08 01:54 Calm 10.00 Fair CLR 37 35.1 93% 30.06 1017.8
08 00:54 SW 5 10.00 Fair CLR 37.9 35.1 89% 35 30.07 1018.4
07 23:54 SW 3 10.00 Fair CLR 39.9 36 44.1 39.9 86% 30.07 1018.3
07 22:54 SW 6 10.00 Mostly Cloudy BKN023 42.1 37 82% 39 30.07 1018.4
07 21:54 W 7 10.00 Mostly Cloudy BKN024 43 37.9 82% 39 30.07 1018.1
07 20:54 W 10 10.00 Overcast OVC024 44.1 37 76% 39 30.06 1018.0
07 19:54 W 10 10.00 Overcast OVC020 44.1 37 76% 39 30.07 1018.2
07 18:54 W 13 10.00 Overcast OVC019 43 37 80% 37 30.06 1017.9
07 17:54 W 10 10.00 Overcast OVC017 44.1 37.9 48.9 44.1 79% 39 30.04 1017.3
07 16:54 NW 18 10.00 Overcast OVC018 45 39 80% 38 30.02 1016.4
07 15:54 W 16 10.00 Overcast OVC019 46.9 39.9 77% 41 30.01 1016.2
07 14:54 W 15 10.00 Overcast OVC018 46.9 39.9 77% 41 29.99 1015.3
07 13:54 W 14 10.00 Overcast OVC015 46 41 83% 40 29.99 1015.3
07 12:54 W 20 G 28 10.00 Overcast OVC013 46.9 42.1 83% 40 29.97 1014.8
07 11:54 W 20 5.00 Fog/Mist OVC009 48.9 46 62.1 48.9 90% 43 29.93 1013.4 0.14
07 10:54 W 25 G 33 7.00 Overcast and Breezy SCT008 OVC013 55.9 53.1 90% 29.9 1012.2
07 09:54 W 8 10.00 Mostly Cloudy BKN036 61 57.9 90% 29.87 1011.2
07 08:54 SW 12 10.00 Mostly Cloudy SCT010 BKN031 60.1 57.9 93% 29.87 1011.1 0.14
07 07:54 W 8 10.00 A Few Clouds FEW008 59 57 93% 29.82 1009.6
07 06:54 SE 12 10.00 Light Rain SCT080 OVC100 59 57 93% 29.81 1009.0 0.14
07 05:54 S 9 5.00 Rain Fog/Mist FEW014 SCT025 OVC090 59 57.9 68 57.9 96% 29.87 1011.3 0.2 0.82
07 04:54 W 5 4.00 Thunderstorm in Vicinity Rain Fog/Mist FEW014 BKN060 OVC090 60.1 57.9 93% 29.89 1011.6 0.2
07 03:54 S 14 8.00 Rain OVC100 60.1 57.9 93% 29.82 1009.3 0.1
07 02:54 S 8 5.00 Thunderstorm in Vicinity Heavy Rain Fog/Mist BKN095 OVC110 59 57.9 96% 29.84 1010.0 0.16 0.32
07 01:54 SW 3 10.00 Overcast BKN050 OVC080 60.1 57 90% 29.88 1011.3 0.16
07 00:54 W 32 G 44 10.00 Thunderstorm and Windy FEW029 SCT060 BKN080 66.9 57.9 73% 29.89 1011.7
06 23:54 S 13 10.00 Fair CLR 66.9 61 73 64.9 81% 29.85 1010.4
06 22:54 SE 8 10.00 Fair CLR 66 60.1 81% 29.86 1010.6
06 21:54 S 12 10.00 Fair CLR 66 59 78% 29.87 1011.0
06 20:54 S 16 10.00 Fair CLR 70 57.9 66% 29.88 1011.4
06 19:54 S 10 10.00 Fair CLR 69.1 57.9 68% 29.9 1012.1
06 18:54 S 16 10.00 Fair CLR 71.1 59 66% 29.88 1011.6
06 17:54 S 15 10.00 A Few Clouds FEW070 73 57.9 82 73 59% 29.88 1011.4
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)