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.
24 01:54 NE 15 10.00 Overcast OVC090 1.9 -18 38% -16 30.71 1040.9
24 00:54 NE 10 10.00 Overcast OVC095 3 -18 36% -11 30.71 1040.9
23 23:54 N 12 10.00 Mostly Cloudy BKN100 3 -18 3.9 3 36% -12 30.73 1041.5
23 22:54 NE 12 10.00 Mostly Cloudy BKN110 3 -18.9 34% -12 30.72 1041.4
23 21:54 NE 12 10.00 Fair CLR 3 -18.9 34% -12 30.73 1041.5
23 20:54 N 12 10.00 Fair CLR 3 -18 36% -12 30.74 1041.8
23 19:54 NE 13 10.00 Fair CLR 3.9 -18.9 33% -12 30.74 1041.8
23 18:54 N 10 10.00 Fair CLR 3 -18 36% -11 30.73 1041.6
23 17:54 N 15 10.00 Mostly Cloudy BKN100 3.9 -18.9 9 3.9 33% -13 30.71 1040.8
23 16:54 NE 15 10.00 Overcast OVC095 5 -20 30% -12 30.7 1040.6
23 15:54 N 15 10.00 Overcast OVC095 5 -18.9 31% -12 30.72 1041.2
23 14:54 N 14 10.00 Overcast OVC095 5 -20 30% -11 30.73 1041.3
23 13:54 N 13 10.00 Overcast OVC095 7 -20 27% -8 30.72 1041.1
23 12:54 N 10 G 24 10.00 Mostly Cloudy BKN095 9 -16.1 30% -4 30.73 1041.1
23 11:54 N 14 G 24 10.00 Overcast OVC095 8.1 -14.1 10.9 5 35% -7 30.74 1041.6
23 10:54 N 16 G 22 10.00 Overcast OVC095 5 -17 35% -12 30.74 1041.6
23 09:54 N 16 G 23 10.00 Overcast OVC090 6.1 -16.1 35% -11 30.72 1041.2
23 08:54 N 16 10.00 Overcast OVC090 7 -14.1 37% -10 30.69 1040.1
23 07:54 N 18 G 30 10.00 Overcast OVC085 7 -11.9 41% -11 30.65 1038.7
23 06:54 N 18 G 29 10.00 Fair CLR 8.1 -9 45% -10 30.61 1037.2
23 05:54 N 16 G 24 10.00 Fair CLR 10.9 -9 26.1 10.9 40% -5 30.57 1035.9
23 04:54 N 12 G 24 10.00 Fair CLR 14 -2.9 47% 1 30.54 1034.6
23 03:54 N 17 10.00 Fair CLR 16 -4 41% 1 30.5 1033.3
23 02:54 N 15 G 26 10.00 Fair CLR 19.9 -0 41% 7 30.47 1032.3
23 01:54 N 10 G 23 10.00 Fair CLR 21.9 3.9 46% 12 30.44 1031.2
23 00:54 N 16 G 24 10.00 Fair CLR 23 7 50% 11 30.42 1030.6
22 23:54 N 10 G 21 10.00 Fair CLR 25 9 32 19 50% 16 30.4 1030.0
22 22:54 N 10 10.00 Fair CLR 27 10 49% 18 30.38 1029.1
22 21:54 Calm 10.00 Fair CLR 21.9 12 66% 30.34 1027.8
22 20:54 Calm 10.00 Fair CLR 21.9 8.1 55% 30.33 1027.4
22 19:54 Calm 10.00 Fair CLR 26.1 10 51% 30.32 1027.1
22 18:54 Calm 10.00 Fair CLR 26.1 7 44% 30.3 1026.5
22 17:54 Calm 10.00 Fair CLR 32 8.1 39.9 32 36% 30.29 1026.1
22 16:54 N 3 10.00 A Few Clouds FEW120 36 8.1 31% 30.28 1025.6
22 15:54 NW 5 10.00 Fair CLR 37 8.1 30% 34 30.27 1025.6
22 14:54 W 8 10.00 Fair CLR 39 7 26% 34 30.28 1025.5
22 13:54 Vrbl 7 10.00 Fair CLR 37.9 6.1 26% 33 30.29 1025.9
22 12:54 W 8 10.00 Fair CLR 36 7 30% 30 30.3 1026.5
22 11:54 Calm 10.00 Fair CLR 35.1 7 36 15.1 31% 30.34 1027.7
22 10:54 W 5 10.00 Fair CLR 33.1 8.1 35% 29 30.36 1028.5
22 09:54 W 5 10.00 Fair CLR 30 8.1 39% 26 30.36 1028.4
22 08:54 Calm 10.00 Fair CLR 26.1 10.9 53% 30.34 1027.9
22 07:54 Calm 10.00 Fair CLR 19.9 10.9 68% 30.33 1027.7
22 06:54 Calm 10.00 Fair CLR 17.1 6.1 62% 30.34 1027.9
22 05:54 Calm 10.00 Fair CLR 17.1 6.1 32 12.9 62% 30.31 1027.1
22 04:54 SW 6 10.00 Fair CLR 19 5 54% 12 30.31 1026.7
22 03:54 Calm 10.00 Fair CLR 21 3.9 47% 30.31 1026.7
22 02:54 NW 8 10.00 Fair CLR 24.1 5 44% 16 30.33 1027.3
22 01:54 NW 7 10.00 Fair CLR 27 7 43% 20 30.32 1027.0
22 00:54 N 9 10.00 Fair CLR 28.9 9 43% 21 30.3 1026.3
21 23:54 NW 13 G 23 10.00 Fair CLR 32 9 39 26.1 38% 23 30.27 1025.4
21 22:54 NW 13 10.00 Fair CLR 33.1 16 49% 25 30.24 1024.1
21 21:54 NW 18 G 25 10.00 Fair CLR 35.1 18 50% 25 30.19 1022.4
21 20:54 W 8 10.00 Fair CLR 34 16 48% 28 30.13 1020.3
21 19:54 Calm 10.00 Fair CLR 27 12.9 55% 30.1 1019.8
21 18:54 SW 5 10.00 Fair CLR 30.9 12.9 47% 27 30.1 1019.7
21 17:54 W 5 10.00 Fair CLR 30.9 12 46 30.9 45% 27 30.08 1018.9
21 16:54 W 8 10.00 Fair CLR 39.9 15.1 36% 35 30.05 1017.6
21 15:54 W 14 10.00 Fair CLR 43 16 34% 37 30.05 1017.8
21 14:54 W 20 G 33 10.00 Fair CLR 45 18 34% 38 30.05 1017.7
21 13:54 W 21 G 30 10.00 Fair and Breezy CLR 45 19 35% 37 30.04 1017.4
21 12:54 W 22 G 29 10.00 Fair and Breezy CLR 45 19 35% 37 30.06 1018.0
21 11:54 W 18 G 26 10.00 Fair CLR 45 21 45 23 39% 38 30.07 1018.3
21 10:54 W 15 10.00 Fair CLR 43 19.9 40% 36 30.07 1018.6
21 09:54 W 16 G 24 10.00 Fair CLR 39.9 19.9 45% 32 30.08 1018.8
21 08:54 W 9 10.00 Fair CLR 37 19.9 50% 31 30.07 1018.4
21 07:54 Calm 10.00 Fair CLR 28.9 16 58% 30.06 1018.4
21 06:54 S 7 10.00 Fair CLR 28 15.1 58% 22 30.05 1017.8
21 05:54 SW 8 10.00 Fair CLR 34 16 37 30.9 48% 28 30.04 1017.5
21 04:54 SW 13 10.00 Fair CLR 36 16 44% 28 30.05 1017.7
21 03:54 SW 12 10.00 Fair CLR 36 15.1 42% 29 30.07 1018.3
21 02:54 S 7 10.00 Fair CLR 33.1 10 38% 28 30.09 1019.2
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)