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.
28 09:54 Calm 10.00 Overcast OVC065 19 10 68% 30.37 1028.9
28 08:54 Calm 10.00 Overcast OVC075 17.1 8.1 68% 30.36 1028.8
28 07:54 Calm 10.00 Overcast OVC075 14 9 80% 30.37 1029.1
28 06:54 SW 3 10.00 Overcast OVC080 10.9 6.1 81% 30.38 1029.5
28 05:54 Calm 10.00 Overcast OVC090 10 7 10 -2 87% 30.38 1029.5
28 04:54 Calm 10.00 Overcast OVC095 8.1 5 87% 30.39 1029.6
28 03:54 Calm 10.00 Overcast OVC100 5 1 83% 30.39 1029.8
28 02:54 NW 3 10.00 Overcast OVC100 -0.9 -4 87% 30.39 1029.7
28 01:54 Calm 10.00 Fair CLR -0.9 -4 87% 30.39 1029.8
28 00:54 Calm 0.75 Fog/Mist CLR 1.9 -0.9 88% 30.4 1030.1
27 23:54 Calm 10.00 Fair CLR 7 6.1 21.9 5 96% 30.4 1030.1
27 22:54 NW 3 10.00 Fair CLR 8.1 5 87% 30.41 1030.3
27 21:54 W 6 10.00 Fair CLR 16 5 62% 8 30.41 1030.4
27 20:54 W 5 10.00 Fair CLR 18 5 57% 12 30.41 1030.4
27 19:54 W 6 10.00 Fair CLR 19 5 54% 12 30.41 1030.4
27 18:54 NW 3 10.00 Fair CLR 16 3.9 59% 30.39 1029.6
27 17:54 NW 8 10.00 Fair CLR 21.9 5 27 21.9 48% 13 30.37 1029.1
27 16:54 NW 12 10.00 Fair CLR 23 8.1 53% 13 30.36 1028.6
27 15:54 W 14 10.00 Fair CLR 26.1 9 48% 15 30.35 1028.1
27 14:54 W 14 10.00 Fair CLR 27 12 53% 16 30.32 1027.2
27 13:54 W 14 10.00 Fair CLR 26.1 12 55% 15 30.3 1026.5
27 12:54 W 15 10.00 Fair CLR 26.1 10.9 53% 15 30.29 1026.3
27 11:54 W 12 10.00 Fair CLR 25 10 25 14 53% 15 30.3 1026.9
27 10:54 W 15 10.00 Fair CLR 24.1 12 60% 12 30.31 1027.0
27 09:54 W 9 10.00 Fair CLR 21.9 10.9 63% 13 30.3 1026.7
27 08:54 W 9 10.00 Fair CLR 19.9 10 65% 10 30.28 1026.1
27 07:54 W 10 10.00 Fair CLR 19 9 65% 8 30.24 1024.8
27 06:54 W 7 10.00 Fair CLR 16 7 67% 7 30.23 1024.3
27 05:54 W 10 10.00 Fair CLR 18 8.1 18 3 65% 7 30.2 1023.4
27 04:54 SW 14 10.00 Fair CLR 17.1 7 64% 4 30.18 1022.5
27 03:54 W 10 10.00 Fair CLR 16 6.1 65% 5 30.19 1022.9
27 02:54 SW 10 10.00 Fair CLR 15.1 5 64% 3 30.2 1023.4
27 01:54 S 9 10.00 Fair CLR 10.9 1.9 67% -1 30.21 1023.6
27 00:54 S 6 10.00 Fair CLR 7 -2 66% -2 30.23 1024.4
26 23:54 SW 8 10.00 Fair CLR 5 -4 10.9 -2 66% -7 30.25 1025.3
26 22:54 SW 12 10.00 Fair CLR 6.1 -4 63% -8 30.28 1026.1
26 21:54 SW 8 10.00 Fair CLR 7 -4 60% -5 30.28 1026.4
26 20:54 Calm 10.00 Fair CLR 1.9 -4 76% 30.32 1027.6
26 19:54 S 3 10.00 Fair CLR 1 -8 65% 30.35 1028.8
26 18:54 S 8 10.00 Fair CLR 7 -4 60% -5 30.37 1029.4
26 17:54 SW 10 10.00 Fair CLR 3.9 -6 15.1 3 63% -10 30.39 1030.1
26 16:54 SW 10 10.00 Fair CLR 9 -2 61% -4 30.4 1030.5
26 15:54 W 10 10.00 Fair CLR 15.1 -2 46% 3 30.41 1030.8
26 14:54 Vrbl 6 10.00 Fair CLR 12.9 1 59% 5 30.43 1031.2
26 13:54 W 12 10.00 Fair CLR 12 -0.9 56% -1 30.44 1031.7
26 12:54 W 12 10.00 Fair CLR 10 -2 58% -3 30.48 1032.8
26 11:54 W 8 10.00 Fair CLR 7 -5.1 7 -9.9 57% -5 30.51 1034.2
26 10:54 W 9 10.00 Fair CLR 3.9 -6 63% -9 30.54 1035.0
26 09:54 W 9 10.00 Fair CLR 1 -8 65% -13 30.54 1034.9
26 08:54 W 10 10.00 Fair CLR -2.9 -9.9 71% -19 30.52 1034.6
26 07:54 W 7 10.00 Fair CLR -6 -11.9 75% -19 30.5 1034.0
26 06:54 W 6 10.00 Fair CLR -7.1 -11.9 79% -19 30.48 1033.3
26 05:54 W 7 10.00 Fair CLR -8 -13 5 -8 78% -21 30.46 1032.5
26 04:54 W 10 10.00 Fair CLR -8 -14.1 74% -25 30.45 1032.0
26 03:54 W 7 10.00 Fair CLR -5.1 -11.9 72% -18 30.43 1031.4
26 02:54 W 6 10.00 Fair CLR -0.9 -9.9 65% -12 30.42 1031.0
26 01:54 W 6 10.00 Fair CLR -0.9 -11 62% -12 30.41 1030.5
26 00:54 NW 9 10.00 Fair CLR 3 -8 60% -10 30.39 1029.8
25 23:54 NW 9 10.00 Fair CLR 3.9 -6 10 1.9 63% -9 30.39 1029.7
25 22:54 W 9 10.00 Fair CLR 5 -2.9 69% -8 30.37 1029.1
25 21:54 W 9 10.00 Fair CLR 5 -2.9 69% -8 30.34 1028.1
25 20:54 NW 8 10.00 Mostly Cloudy BKN029 8.1 -0.9 66% -3 30.31 1027.1
25 19:54 NW 12 10.00 Fair CLR 8.1 -0.9 66% -6 30.29 1026.4
25 18:54 NW 12 10.00 Fair CLR 9 -0 66% -5 30.26 1025.4
25 17:54 NW 9 10.00 Fair CLR 9 1 15.1 9 70% -3 30.23 1024.4
25 16:54 NW 18 G 25 10.00 Fair CLR 12.9 1.9 61% -3 30.21 1023.8
25 15:54 NW 17 G 24 10.00 Fair CLR 15.1 3 59% -0 30.19 1022.9
25 14:54 NW 18 10.00 A Few Clouds FEW100 15.1 5 64% -1 30.16 1022.1
25 13:54 NW 14 9.00 Mostly Cloudy BKN029 BKN037 14 5 67% 0 30.16 1021.9
25 12:54 NW 16 2.50 Light Snow BKN025 OVC033 12 5 73% -3 30.16 1022.1
25 11:54 NW 13 3.00 Light Snow OVC036 10 3 10 7 73% -4 30.16 1022.2
25 10:54 N 17 G 23 2.50 Light Snow BKN039 OVC050 9 1.9 73% -8 30.14 1021.4
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)