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.
11 10:54 S 13 10.00 Fair CLR 43 16 34% 37 29.98 1015.5
11 09:54 S 16 10.00 Fair CLR 39.9 16 38% 32 30.02 1016.8
11 07:54 S 9 10.00 Fair CLR 35.1 17.1 48% 29 30.1 1019.5
11 06:54 S 10 10.00 Fair CLR 32 17.1 54% 24 30.12 1020.2
11 05:54 S 9 10.00 Fair CLR 30.9 17.1 30.9 17.1 56% 24 30.16 1021.4
11 04:54 S 7 10.00 Partly Cloudy SCT120 30.9 17.1 56% 25 30.18 1022.3
11 03:54 S 6 10.00 Mostly Cloudy BKN120 30 18 61% 25 30.22 1023.5
11 02:54 SW 12 10.00 Fair CLR 30 16 56% 21 30.23 1024.1
11 01:54 S 8 10.00 Fair CLR 25 15.1 66% 17 30.25 1024.8
11 00:54 Calm 10.00 Fair CLR 19.9 12.9 74% 30.29 1026.0
10 23:54 Calm 10.00 Fair CLR 18 10 34 18 71% 30.29 1026.2
10 22:54 Calm 10.00 Fair CLR 19.9 10.9 68% 30.31 1026.8
10 21:54 Calm 10.00 Fair CLR 26.1 14 60% 30.33 1027.4
10 20:54 Calm 10.00 Fair CLR 25 12 58% 30.34 1027.8
10 19:54 W 3 10.00 Fair CLR 30.9 15.1 52% 30.35 1028.2
10 18:54 W 6 10.00 Fair CLR 32 15.1 50% 27 30.36 1028.6
10 17:54 W 9 10.00 Fair CLR 34 15.1 39 34 46% 27 30.37 1028.7
10 16:54 W 10 9.00 Light Snow CLR 35.1 14 42% 28 30.37 1028.6
10 15:54 W 12 G 22 9.00 Light Snow CLR 37.9 12 34% 31 30.37 1028.6
10 14:54 NW 13 G 26 9.00 Light Snow FEW050 37.9 12.9 36% 31 30.36 1028.5
10 13:54 NW 16 9.00 Light Snow CLR 37.9 10.9 33% 30 30.38 1028.9
10 12:54 W 20 G 25 9.00 Light Snow FEW045 36 15.1 42% 26 30.38 1029.2
10 11:54 NW 13 G 23 9.00 Light Snow CLR 36 17.1 36 26.1 46% 28 30.4 1029.8
10 10:54 W 16 9.00 Light Snow CLR 34 18 52% 24 30.41 1030.1
10 09:54 NW 16 G 23 9.00 Light Snow CLR 32 17.1 54% 22 30.42 1030.3
10 08:54 NW 21 G 28 9.00 Light Snow and Breezy FEW024 28.9 17.1 61% 17 30.41 1030.3
10 07:54 NW 18 G 29 9.00 Light Snow BKN023 28 18 66% 16 30.4 1030.0
10 05:54 NW 12 9.00 Light Snow FEW028 27 18 30 27 69% 17 30.35 1028.1
10 04:54 NW 16 G 28 9.00 Light Snow BKN031 28 17.1 63% 17 30.34 1027.8
10 03:54 N 20 G 29 9.00 Light Snow BKN065 28 17.1 63% 16 30.34 1027.6
10 02:54 NW 13 9.00 Light Snow FEW036 OVC065 28.9 16 58% 19 30.33 1027.2
10 01:54 NW 12 9.00 Light Snow OVC060 30 14 51% 21 30.33 1027.5
10 00:54 NW 15 G 25 9.00 Light Snow OVC060 30 12.9 49% 20 30.34 1027.7
09 23:54 NW 13 G 22 9.00 Light Snow OVC055 30 12.9 32 28.9 49% 21 30.34 1027.9
09 22:54 NW 16 G 25 9.00 Light Snow OVC055 30 14 51% 19 30.36 1028.4
09 21:54 NW 15 G 24 9.00 Light Snow BKN050 28.9 12.9 51% 18 30.37 1028.8
09 20:54 NW 16 G 23 9.00 Light Snow OVC047 30 12.9 49% 19 30.38 1029.1
09 19:54 NW 13 9.00 Light Snow FEW044 30 14 51% 21 30.38 1029.2
09 18:54 NW 15 G 25 9.00 Light Snow SCT046 30.9 14 49% 21 30.38 1029.1
09 17:54 NW 13 9.00 Light Snow CLR 30.9 14 39 30.9 49% 22 30.37 1028.5
09 16:54 N 20 G 31 9.00 Light Snow OVC048 33.1 14 45% 22 30.35 1027.8
09 15:54 NW 15 G 30 9.00 Light Snow OVC049 34 14 44% 25 30.33 1027.1
09 14:54 NW 18 G 31 9.00 Light Snow OVC050 35.1 14 42% 25 30.31 1026.5
09 13:54 NW 23 G 33 9.00 Light Snow and Breezy SCT048 37 14 39% 27 30.29 1025.9
09 12:54 NW 24 G 38 9.00 Light Snow and Breezy CLR 37.9 14 37% 28 30.27 1025.1
09 11:54 NW 28 G 38 10.00 Fair and Windy CLR 39 15.1 39.9 36 38% 28 30.26 1024.7
09 10:54 NW 23 G 38 10.00 A Few Clouds and Breezy FEW036 37.9 19 46% 28 30.26 1024.6
09 09:54 NW 18 G 31 10.00 Mostly Cloudy BKN028 37.9 24.1 57% 29 30.23 1023.9
09 08:54 NW 18 G 25 10.00 Overcast BKN027 OVC060 37 25 62% 28 30.21 1023.0
09 07:54 NW 17 G 28 10.00 Overcast BKN026 OVC035 37 25 62% 28 30.18 1022.1
09 06:54 NW 21 G 31 10.00 Overcast and Breezy BKN032 OVC039 39 28 65% 30 30.14 1020.7
09 05:54 NW 20 G 30 10.00 Overcast BKN025 OVC029 39.9 30 45 39.9 68% 31 30.1 1019.3
09 04:54 NW 15 G 31 10.00 Overcast OVC022 39.9 32 73% 32 30.06 1017.8
09 03:54 NW 14 10.00 Overcast OVC030 41 30.9 67% 34 30.03 1016.8
09 02:54 NW 20 G 26 10.00 Overcast BKN027 OVC033 41 30.9 67% 33 30 1015.9
09 01:54 NW 21 G 38 10.00 Light Rain and Breezy OVC023 42.1 33.1 71% 34 29.98 1015.1
09 00:54 NW 30 G 40 10.00 Overcast and Windy OVC026 43 33.1 68% 33 29.95 1014.2
08 23:54 NW 22 G 32 10.00 Overcast and Breezy BKN025 OVC031 45 34 57 45 66% 37 29.93 1013.4
08 22:54 NW 26 G 37 10.00 Light Rain and Windy BKN030 BKN035 46 35.1 66% 38 29.89 1012.2
08 21:54 W 23 G 35 10.00 Overcast and Breezy BKN026 OVC032 48 37.9 68% 41 29.87 1011.5
08 20:54 NW 18 G 33 10.00 Mostly Cloudy BKN031 BKN038 51.1 41 69% 29.84 1010.5
08 19:54 NW 13 10.00 Overcast BKN055 OVC080 55.9 43 62% 29.8 1009.1
08 18:54 NW 6 10.00 Overcast BKN090 OVC110 52 43 72% 29.77 1008.0
08 17:54 SE 9 10.00 Mostly Cloudy BKN095 BKN120 55 41 59 54 59% 29.75 1007.5
08 16:54 E 7 10.00 Overcast OVC100 55.9 41 57% 29.78 1008.3
08 15:54 SE 10 10.00 Overcast FEW065 OVC095 57.9 39.9 51% 29.79 1008.7
08 14:54 E 3 10.00 Overcast OVC100 59 39 48% 29.79 1008.7
08 13:54 Calm 10.00 Partly Cloudy SCT120 59 39 48% 29.79 1008.6
08 12:54 Vrbl 3 10.00 Fair CLR 57.9 37.9 48% 29.81 1009.2
08 11:54 S 3 10.00 Fair CLR 57 37.9 57 41 49% 29.84 1010.4
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)