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.
24 00:54 S 8 10.00 Fair CLR 71.1 59 80.1 70 66% 29.72 1005.9
23 23:54 S 12 10.00 Fair CLR 71.1 59 66% 29.72 1005.7
23 22:54 SE 8 10.00 Fair CLR 70 57.9 66% 29.73 1006.2
23 21:54 S 9 10.00 Fair CLR 73 57.9 59% 29.73 1006.3
23 20:54 S 7 10.00 Fair CLR 73 57.9 59% 29.72 1006.0
23 19:54 S 15 10.00 Fair CLR 77 57 50% 79 29.68 1004.7
23 18:54 S 15 10.00 Fair CLR 80.1 57.9 84.9 80.1 47% 81 29.69 1005.1
23 17:54 S 23 G 31 10.00 Fair and Breezy CLR 82 57 43% 82 29.71 1005.5
23 16:54 S 24 G 32 10.00 Fair and Breezy CLR 82.9 57.9 43% 83 29.71 1005.8
23 15:54 S 18 G 31 10.00 Partly Cloudy FEW070 SCT090 84.9 57 39% 84 29.73 1006.4
23 14:54 S 17 G 30 10.00 Partly Cloudy SCT070 84 57.9 41% 83 29.76 1007.3
23 13:54 S 24 G 33 10.00 A Few Clouds and Breezy FEW060 84 57 40% 83 29.78 1008.1
23 12:54 S 15 G 26 10.00 A Few Clouds FEW055 81 57 81 57 44% 81 29.8 1008.8
23 11:54 S 18 G 24 10.00 Fair CLR 78.1 57.9 50% 79 29.84 1010.0
23 10:54 S 15 G 22 10.00 Fair CLR 77 57 50% 79 29.86 1010.8
23 09:54 S 16 G 24 10.00 Fair CLR 73 57 57% 29.89 1011.7
23 08:54 S 12 10.00 Fair CLR 70 57.9 66% 29.91 1012.6
23 07:54 S 8 10.00 Fair CLR 64.9 57.9 78% 29.92 1012.8
23 06:54 E 7 10.00 Fair CLR 57 55 59 54 93% 29.92 1012.7
23 05:54 E 7 10.00 Fair CLR 55 53.1 93% 29.92 1012.7
23 04:54 E 3 10.00 Fair CLR 55.9 54 93% 29.92 1012.7
23 03:54 NE 3 10.00 Fair CLR 55.9 54 93% 29.92 1012.9
23 02:54 Calm 4.00 Fog/Mist CLR 57 57 100% 29.93 1013.1
23 01:54 Calm 10.00 Fair CLR 55.9 55 97% 29.93 1013.1
23 00:54 Calm 10.00 Fair CLR 57.9 55.9 75 57.9 93% 29.94 1013.6
22 23:54 E 5 10.00 Fair CLR 57.9 55.9 93% 29.95 1013.7
22 22:54 E 3 10.00 Fair CLR 61 57.9 90% 29.94 1013.6
22 21:54 Calm 10.00 Fair CLR 61 55.9 84% 29.95 1013.7
22 20:54 N 3 10.00 Fair CLR 64.9 60.1 84% 29.94 1013.5
22 19:54 W 5 10.00 Fair CLR 70 55.9 61% 29.94 1013.4
22 18:54 SW 8 10.00 Fair CLR 75 57 75.9 72 54% 78 29.94 1013.6
22 17:54 W 10 10.00 Fair CLR 75.9 55.9 50% 78 29.95 1013.9
22 16:54 SW 10 10.00 Fair CLR 75 55.9 52% 78 29.96 1014.3
22 15:54 W 9 G 20 10.00 Fair CLR 75 55 50% 78 29.98 1014.8
22 14:54 SW 13 G 21 10.00 Fair CLR 75 55 50% 78 29.99 1015.3
22 13:54 SW 14 G 18 10.00 Fair CLR 73.9 54 50% 30.01 1015.7
22 12:54 W 14 10.00 Fair CLR 72 53.1 72 57.9 52% 30.03 1016.4
22 11:54 SW 10 10.00 Fair CLR 70 53.1 55% 30.05 1017.3
22 10:54 SW 14 10.00 Fair CLR 68 52 57% 30.06 1017.5
22 09:54 SW 10 10.00 Fair CLR 66 52 61% 30.05 1017.3
22 08:54 SW 13 10.00 Fair CLR 64.9 51.1 61% 30.05 1017.3
22 07:54 SW 9 10.00 Fair CLR 62.1 52 70% 30.06 1017.4
22 06:54 S 7 10.00 Fair CLR 57.9 52 66.9 55.9 81% 30.05 1017.1
22 05:54 SW 7 10.00 Fair CLR 57 52 83% 30.04 1016.8
22 04:54 SW 6 10.00 Fair CLR 57.9 52 81% 30.04 1016.7
22 03:54 SW 5 10.00 Fair CLR 61 52 72% 30.03 1016.4
22 02:54 SW 10 10.00 Overcast OVC080 64 52 65% 30.01 1016.0
22 01:54 SW 10 10.00 Overcast OVC080 66 50 56% 30.02 1016.2
22 00:54 SW 13 10.00 Fair CLR 66.9 48 79 64 51% 30.02 1016.1
21 23:54 SW 10 10.00 Fair CLR 66.9 46.9 49% 30.01 1015.8
21 22:54 SW 8 10.00 Fair CLR 66 48 52% 30.01 1015.9
21 21:54 SW 6 10.00 Fair CLR 68 48.9 51% 30 1015.6
21 20:54 SW 7 10.00 Fair CLR 71.1 50 47% 29.98 1014.7
21 19:54 SW 15 10.00 Fair CLR 75 50 42% 78 29.95 1013.8
21 18:54 SW 15 G 25 10.00 Fair CLR 79 50 82.9 75.9 36% 79 29.94 1013.6
21 17:54 SW 21 G 30 10.00 Fair and Breezy CLR 82 48.9 32% 81 29.95 1013.8
21 16:54 SW 25 G 33 10.00 Fair and Breezy CLR 82 48.9 32% 81 29.95 1013.8
21 15:54 SW 26 G 35 10.00 Fair and Windy CLR 82 50 33% 81 29.96 1014.1
21 14:54 SW 23 G 32 10.00 Fair and Breezy CLR 80.1 48.9 34% 79 29.99 1015.2
21 13:54 SW 22 G 36 10.00 Fair and Breezy CLR 79 48.9 35% 79 30.01 1016.1
21 12:54 SW 17 G 28 10.00 Fair CLR 75.9 46.9 75.9 51.1 36% 78 30.04 1017.0
21 11:54 SW 16 10.00 Fair CLR 73 46 38% 30.06 1017.6
21 10:54 SW 15 10.00 Fair CLR 71.1 44.1 38% 30.07 1018.0
21 09:54 SW 16 G 22 10.00 Fair CLR 66.9 43 42% 30.09 1018.8
21 08:54 SW 13 10.00 Fair CLR 64 43 46% 30.1 1019.1
21 07:54 S 8 10.00 Fair CLR 57.9 44.1 60% 30.11 1019.4
21 06:54 S 8 10.00 Fair CLR 51.1 42.1 55.9 46.9 71% 30.11 1019.3
21 05:54 S 6 10.00 Fair CLR 51.1 41 69% 30.1 1019.2
21 04:54 Calm 10.00 Fair CLR 48 46 93% 30.1 1019.2
21 03:54 Calm 10.00 Fair CLR 51.1 43 74% 30.09 1018.7
21 02:54 SW 6 10.00 Fair CLR 52 44.1 75% 30.09 1018.8
21 01:54 Calm 10.00 Fair CLR 51.1 45 80% 30.1 1019.1
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)