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.
02 16:54 W 12 10.00 Partly Cloudy SCT090 60.1 32 35% 30.07 1018.3
02 15:54 Calm 10.00 Mostly Cloudy BKN080 BKN090 60.1 28 30% 30.08 1018.6
02 14:54 NW 8 10.00 Overcast FEW075 OVC090 59 30.9 35% 30.1 1019.2
02 13:54 N 6 10.00 Mostly Cloudy SCT060 SCT070 BKN090 57 34 42% 30.11 1019.4
02 12:54 NE 8 10.00 Partly Cloudy FEW065 SCT100 57.9 37 59 46.9 46% 30.11 1019.6
02 11:54 NE 13 10.00 Overcast SCT060 BKN070 OVC100 55.9 36 47% 30.12 1019.7
02 10:54 N 8 G 17 10.00 Overcast SCT050 OVC090 55.9 34 44% 30.12 1019.7
02 09:54 NE 10 10.00 Fair CLR 55.9 41 57% 30.11 1019.4
02 08:54 NE 8 10.00 Fair CLR 53.1 43 69% 30.1 1019.2
02 07:54 N 10 10.00 Fair CLR 50 43 77% 46 30.09 1018.7
02 06:54 N 8 10.00 Mostly Cloudy BKN100 46.9 42.1 51.1 46.9 83% 44 30.07 1018.1
02 05:54 N 7 10.00 Overcast FEW055 OVC100 46.9 42.1 83% 44 30.05 1017.3
02 04:54 N 7 10.00 Overcast OVC100 46.9 42.1 83% 44 30.04 1017.1
02 03:54 N 8 10.00 Partly Cloudy SCT100 46.9 41 80% 44 30.04 1017.0
02 02:54 NE 5 10.00 Partly Cloudy SCT070 SCT090 48.9 39.9 71% 48 30.03 1016.8
02 01:54 NE 6 10.00 Overcast BKN070 OVC100 50 41 71% 48 30.04 1017.1
02 00:54 E 7 10.00 Overcast FEW055 BKN070 OVC100 52 42.1 60.1 48.9 69% 30.04 1017.1
01 23:54 NE 6 10.00 Fair CLR 50 39.9 68% 48 30.04 1017.1
01 22:54 NE 6 10.00 Overcast SCT075 OVC100 54 39 57% 30.04 1017.2
01 21:54 E 3 10.00 Mostly Cloudy FEW080 BKN100 55 42.1 62% 30.04 1017.0
01 20:54 N 6 10.00 Overcast BKN080 OVC100 55 39.9 57% 30.01 1016.3
01 19:54 NW 8 10.00 Mostly Cloudy BKN080 BKN100 BKN120 57.9 35.1 42% 29.99 1015.5
01 18:54 Calm 10.00 A Few Clouds FEW100 59 32 62.1 57.9 36% 29.98 1015.0
01 17:54 NW 3 10.00 Mostly Cloudy BKN090 61 30 31% 29.98 1015.1
01 16:54 Vrbl 5 10.00 Mostly Cloudy FEW075 BKN100 62.1 30.9 31% 30 1015.8
01 15:54 NW 7 10.00 Overcast OVC100 61 28.9 30% 30.03 1016.7
01 14:54 W 8 10.00 Partly Cloudy SCT095 61 30.9 32% 30.05 1017.4
01 13:54 W 12 G 18 10.00 Partly Cloudy SCT075 61 30 31% 30.06 1017.7
01 12:54 W 15 10.00 A Few Clouds FEW070 61 30 61 46 31% 30.06 1017.8
01 11:54 W 6 10.00 A Few Clouds FEW065 57.9 30 35% 30.07 1018.3
01 10:54 N 9 G 18 10.00 Fair CLR 57 32 39% 30.07 1018.2
01 09:54 Vrbl 3 10.00 Fair CLR 55 30.9 40% 30.08 1018.6
01 08:54 NW 7 10.00 Fair CLR 52 30.9 45% 30.07 1018.2
01 07:54 NW 8 10.00 Fair CLR 48.9 35.1 59% 46 30.07 1018.1
01 06:54 NW 6 10.00 Fair CLR 46 35.1 54 43 66% 44 30.06 1017.8
01 05:54 NW 5 10.00 Fair CLR 44.1 34 68% 42 30.04 1017.2
01 04:54 NW 10 10.00 Fair CLR 46.9 34 61% 43 30.04 1017.0
01 03:54 NW 12 10.00 Fair CLR 48.9 36 61% 45 30.03 1016.9
01 02:54 NW 9 10.00 Fair CLR 50 39.9 68% 47 30.02 1016.3
01 01:54 NW 12 10.00 Overcast BKN090 OVC110 53.1 39 59% 30.02 1016.5
01 00:54 N 9 10.00 Overcast OVC065 54 43 64 54 67% 30.02 1016.2
30 23:54 NW 12 10.00 Light Rain SCT042 OVC049 55 46.9 74% 30.01 1015.9
30 22:54 NW 7 10.00 Light Rain BKN070 OVC090 55 46.9 74% 29.99 1015.4
30 21:54 NW 8 10.00 Overcast OVC060 57 46.9 69% 29.99 1015.5
30 20:54 NW 6 10.00 Light Rain FEW070 BKN090 OVC110 57 46 67% 29.97 1014.7
30 19:54 W 6 10.00 Overcast OVC075 63 39 41% 29.95 1014.0
30 18:54 SW 10 10.00 Mostly Cloudy BKN100 64 37.9 66 62.1 38% 29.94 1013.6
30 17:54 SW 12 10.00 A Few Clouds FEW075 66 35.1 32% 29.95 1014.0
30 16:54 SW 5 10.00 Partly Cloudy SCT080 64 32 30% 29.96 1014.4
30 15:54 SW 8 10.00 Overcast OVC085 64 32 30% 29.99 1015.3
30 14:54 SW 8 10.00 Overcast OVC090 64.9 30.9 28% 30.01 1016.1
30 13:54 Vrbl 3 10.00 A Few Clouds FEW110 63 28 27% 30.03 1016.7
30 12:54 S 8 10.00 Fair CLR 63 30.9 63 43 30% 30.05 1017.6
30 11:54 W 8 10.00 Fair CLR 61 30.9 32% 30.08 1018.4
30 10:54 SW 7 10.00 Fair CLR 60.1 30.9 33% 30.08 1018.5
30 09:54 S 3 10.00 Fair CLR 55.9 37.9 51% 30.08 1018.4
30 08:54 S 3 10.00 Fair CLR 53.1 42.1 66% 30.08 1018.6
30 07:54 Calm 10.00 Fair CLR 48 45 89% 30.09 1018.9
30 06:54 Calm 10.00 Fair CLR 43 42.1 50 42.1 97% 30.08 1018.7
30 05:54 SW 7 10.00 Fair CLR 43 39.9 89% 39 30.07 1018.2
30 04:54 Calm 10.00 Fair CLR 44.1 39.9 85% 30.06 1017.8
30 03:54 Calm 10.00 Fair CLR 46 37 71% 30.06 1017.9
30 02:54 NW 5 10.00 Fair CLR 46 37.9 73% 44 30.06 1017.9
30 01:54 NW 5 10.00 Fair CLR 46.9 39 74% 45 30.07 1018.1
30 00:54 NW 3 10.00 Fair CLR 48.9 39 57.9 48 69% 30.07 1018.3
29 23:54 NW 5 10.00 Fair CLR 50 39 66% 49 30.07 1018.2
29 22:54 NW 5 10.00 Fair CLR 51.1 39 64% 30.08 1018.4
29 21:54 NW 5 10.00 Fair CLR 52 42.1 69% 30.08 1018.4
29 20:54 NW 5 10.00 Fair CLR 54 39.9 59% 30.05 1017.5
29 19:54 NW 7 10.00 Fair CLR 55.9 39 53% 30.03 1016.8
29 18:54 NW 10 10.00 Fair CLR 57.9 39 64 57.9 50% 30.01 1016.1
29 17:54 NW 16 10.00 Fair CLR 60.1 39 46% 30.01 1016.0
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)