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.
20 10:54 NW 20 G 25 10.00 Fair CLR 42.1 23 47% 34 30.06 1018.0
20 09:54 NW 17 10.00 Fair CLR 39 21.9 50% 31 30.03 1017.1
20 08:54 NW 20 G 26 10.00 Fair CLR 37.9 21.9 52% 29 30 1016.0
20 07:54 NW 21 G 28 10.00 A Few Clouds and Breezy FEW055 36 23 59% 26 29.97 1015.1
20 06:54 NW 14 10.00 Overcast FEW029 SCT036 OVC046 37 27 39.9 36 67% 29 29.93 1013.6
20 05:54 NW 17 G 26 10.00 Overcast OVC023 37 28 70% 28 29.9 1012.4
20 04:54 NW 13 G 23 10.00 Overcast FEW018 OVC027 36 30 79% 28 29.86 1011.1
20 03:54 NW 20 G 33 10.00 Overcast OVC024 37 28.9 73% 27 29.81 1009.4
20 02:54 NW 18 G 30 10.00 Overcast OVC020 37.9 30.9 76% 29 29.76 1007.4
20 01:54 NW 20 G 35 10.00 Overcast OVC020 37.9 32 79% 29 29.71 1005.9
20 00:54 NW 21 G 30 10.00 Overcast and Breezy OVC018 39 32 52 39 76% 30 29.67 1004.5
19 23:54 W 23 G 36 10.00 Overcast and Breezy OVC016 44.1 37 76% 36 29.62 1002.8
19 22:54 W 15 G 29 10.00 Overcast OVC022 45 36 71% 39 29.6 1002.2
19 21:54 W 21 G 35 10.00 Overcast and Breezy BKN034 OVC042 46.9 33.1 59% 40 29.58 1001.4
19 20:54 W 21 G 31 10.00 Overcast and Breezy OVC043 48.9 30 48% 43 29.57 1001.0
19 19:54 SW 18 G 43 10.00 Overcast BKN055 OVC070 50 30 46% 44 29.55 1000.3
19 18:54 W 25 G 40 10.00 Overcast and Breezy BKN055 OVC090 52 30 79 52 43% 29.54 1000.0
19 17:54 W 35 G 54 10.00 Fair and Windy CLR 55 28.9 37% 29.49 998.3
19 16:54 W 36 G 52 10.00 Fair and Windy CLR 61 30.9 32% 29.41 995.6
19 15:54 SW 35 G 60 10.00 Fair and Windy CLR 77 24.1 14% 76 29.29 991.3
19 14:54 SW 22 G 36 10.00 Partly Cloudy and Breezy SCT095 75 41 29% 77 29.28 991.1
19 13:54 S 30 G 46 10.00 A Few Clouds and Windy FEW080 77 44.1 31% 78 29.3 991.7
19 11:54 S 24 G 35 10.00 Partly Cloudy and Breezy FEW048 SCT060 70 50 49% 29.4 995.2
19 10:54 S 23 G 32 10.00 Fair and Breezy CLR 68 52 57% 29.44 996.6
19 09:54 S 17 G 29 10.00 A Few Clouds FEW060 66 52 61% 29.45 996.9
19 08:54 S 20 10.00 Mostly Cloudy BKN060 64.9 51.1 61% 29.46 997.4
19 07:54 S 13 10.00 Mostly Cloudy BKN070 63 50 63% 29.5 998.5
19 06:54 SE 6 10.00 Fair CLR 53.1 46 64.9 53.1 77% 29.51 998.8
19 05:54 SE 9 10.00 Fair CLR 54 45 72% 29.52 999.1
19 04:54 SE 8 10.00 Fair CLR 55 45 69% 29.5 998.6
19 03:54 SE 9 10.00 Fair CLR 57.9 46 65% 29.52 999.0
19 02:54 S 10 10.00 Fair CLR 63 46.9 56% 29.54 999.7
19 01:54 S 13 10.00 Fair CLR 64 46.9 54% 29.57 1000.8
19 00:54 S 9 10.00 Fair CLR 64.9 46.9 80.1 64.9 52% 29.59 1001.6
18 22:54 S 13 10.00 Fair CLR 66 44.1 45% 29.61 1002.1
18 21:54 S 16 10.00 Fair CLR 68 43 40% 29.59 1001.8
18 20:54 S 20 G 26 10.00 Fair CLR 70 43 38% 29.6 1002.0
18 19:54 S 15 10.00 Fair CLR 72 43 35% 29.57 1001.1
18 18:54 S 13 G 24 10.00 Fair CLR 75.9 37.9 84.9 75.9 25% 77 29.55 1000.5
18 17:54 S 17 G 36 10.00 Fair CLR 80.1 37 21% 79 29.54 1000.1
18 16:54 S 22 G 29 10.00 Fair and Breezy CLR 82.9 37.9 20% 81 29.54 1000.2
18 15:54 S 20 G 31 10.00 Fair CLR 82 39.9 22% 80 29.56 1000.8
18 14:54 S 26 G 38 10.00 Fair and Windy CLR 82.9 35.1 18% 80 29.58 1001.5
18 13:54 S 20 G 29 10.00 Fair CLR 82 39.9 22% 80 29.63 1003.1
18 12:54 S 21 G 25 10.00 Fair and Breezy CLR 78.1 39.9 78.1 39 26% 78 29.68 1004.9
18 11:54 S 18 G 25 10.00 Fair CLR 75.9 41 29% 77 29.73 1006.4
18 10:54 S 17 10.00 Fair CLR 72 39.9 31% 29.76 1007.4
18 09:54 S 15 0.00 NULL NULL 66.9 39.9 37% 29.78 1008.3
18 08:54 E 12 10.00 Fair CLR 54 39.9 59% 29.8 1008.9
18 07:54 E 9 10.00 Fair CLR 45 37 74% 41 29.82 1009.8
18 06:54 E 10 10.00 Fair CLR 39.9 33.1 45 39 77% 34 29.84 1010.4
18 05:54 E 10 10.00 Fair CLR 39 34 82% 33 29.86 1010.9
18 04:54 E 10 10.00 Fair CLR 39 33.1 79% 33 29.87 1011.4
18 03:54 E 8 10.00 Fair CLR 39.9 33.1 77% 35 29.88 1011.8
18 02:54 SE 7 10.00 Fair CLR 41 32 70% 37 29.9 1012.4
18 01:54 SE 7 10.00 Fair CLR 41 32 70% 37 29.92 1013.2
18 00:54 SE 7 10.00 Fair CLR 44.1 32 62.1 43 63% 41 29.94 1013.7
17 23:54 SE 8 10.00 Fair CLR 46.9 33.1 59% 44 29.95 1014.2
17 22:54 SE 8 10.00 Fair CLR 51.1 32 48% 29.96 1014.5
17 21:54 S 10 10.00 Fair CLR 54 30.9 42% 29.96 1014.5
17 20:54 S 13 10.00 Fair CLR 55.9 30.9 39% 29.96 1014.4
17 19:54 S 12 10.00 Fair CLR 55 30.9 40% 29.94 1013.9
17 18:54 S 17 10.00 Fair CLR 62.1 28 69.1 59 28% 29.93 1013.6
17 17:54 S 17 10.00 Fair CLR 66.9 28 23% 29.94 1013.7
17 16:54 S 18 10.00 Fair CLR 66.9 26.1 21% 29.95 1014.2
17 15:54 S 16 G 28 10.00 Fair CLR 69.1 26.1 20% 29.96 1014.5
17 14:54 S 21 10.00 Fair and Breezy CLR 66 28 24% 30.01 1016.2
17 13:54 S 18 10.00 Fair CLR 62.1 26.1 25% 30.07 1018.3
17 12:54 S 18 10.00 Fair CLR 60.1 26.1 60.1 26.1 27% 30.1 1019.4
17 11:54 S 16 10.00 Fair CLR 55 23 29% 30.16 1021.3
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)