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.
01 14:54 Calm 2.50 Fog/Mist SCT042 BKN055 OVC070 24.1 21.9 91% 30.19 1022.8
01 13:54 S 3 1.00 Light Snow Fog/Mist BKN026 OVC038 24.1 21.9 91% 30.22 1024.0
01 12:54 S 3 0.25 Heavy Snow Freezing Fog VV008 24.1 23 96% 30.27 1025.4
01 11:54 S 5 0.50 Snow Freezing Fog VV013 24.1 21.9 25 21.9 91% 19 30.31 1026.9
01 10:54 SE 7 10.00 Overcast OVC015 25 19 78% 18 30.33 1027.6
01 09:54 E 8 10.00 Overcast OVC019 24.1 19 81% 16 30.34 1028.1
01 08:54 E 7 10.00 Overcast OVC020 24.1 19 81% 17 30.38 1029.3
01 07:54 E 6 10.00 Overcast OVC022 23 19 85% 17 30.41 1030.2
01 06:54 E 6 10.00 Overcast OVC024 23 18 81% 17 30.42 1030.7
01 05:54 E 3 10.00 Overcast OVC110 23 18 24.1 23 81% 30.42 1030.8
01 04:54 E 5 10.00 Mostly Cloudy BKN027 BKN110 23 18 81% 18 30.43 1031.1
01 03:54 Calm 10.00 Overcast OVC025 24.1 17.1 75% 30.46 1032.1
01 02:54 Calm 10.00 Overcast OVC024 23 17.1 78% 30.48 1032.7
01 01:54 Calm 10.00 Overcast OVC022 23 17.1 78% 30.48 1032.8
01 00:54 Calm 10.00 Overcast OVC018 23 16 74% 30.5 1033.4
30 23:54 NE 8 10.00 Overcast OVC017 23 17.1 24.1 23 78% 15 30.5 1033.5
30 22:54 E 8 10.00 Overcast OVC017 23 16 74% 15 30.52 1033.9
30 21:54 NE 9 10.00 Overcast OVC018 23 16 74% 14 30.51 1033.7
30 20:54 N 5 10.00 Overcast OVC021 23 16 74% 18 30.51 1033.8
30 19:54 NW 6 10.00 Overcast OVC022 23 15.1 72% 17 30.52 1033.9
30 18:54 W 8 10.00 Overcast OVC021 23 15.1 72% 15 30.51 1033.8
30 17:54 NW 10 10.00 Overcast OVC022 23 15.1 25 23 72% 13 30.5 1033.3
30 16:54 NW 12 10.00 Overcast OVC022 23 15.1 72% 13 30.47 1032.4
30 15:54 NW 12 10.00 Overcast OVC023 23 15.1 72% 13 30.45 1031.6
30 14:54 W 14 10.00 Overcast OVC023 24.1 16 71% 13 30.44 1031.1
30 13:54 NW 15 10.00 Overcast OVC024 25 16 69% 13 30.43 1030.9
30 12:54 W 15 10.00 Overcast OVC025 25 15.1 66% 13 30.42 1030.6
30 11:54 NW 18 G 25 10.00 A Few Clouds FEW026 24.1 14 26.1 24.1 65% 11 30.41 1030.2
30 10:54 NW 21 10.00 Fair and Breezy CLR 25 14 63% 11 30.4 1029.7
30 09:54 NW 21 G 29 10.00 Fair and Breezy CLR 24.1 14 65% 10 30.38 1029.1
30 08:54 W 23 G 29 10.00 A Few Clouds and Breezy FEW025 24.1 14 65% 10 30.35 1028.2
30 07:54 W 18 10.00 Fair CLR 24.1 15.1 68% 11 30.34 1027.6
30 06:54 W 16 10.00 Fair CLR 25 16 69% 13 30.3 1026.3
30 05:54 W 16 G 26 10.00 Mostly Cloudy BKN030 26.1 16 32 26.1 66% 14 30.28 1025.7
30 04:54 W 18 G 30 10.00 Overcast BKN031 OVC035 27 17.1 66% 15 30.27 1025.3
30 03:54 W 25 G 37 10.00 Overcast and Breezy OVC029 28 17.1 63% 14 30.23 1024.0
30 02:54 W 22 G 29 10.00 Overcast and Breezy OVC032 28.9 19 66% 16 30.19 1022.7
30 01:54 W 26 G 39 10.00 Overcast and Windy OVC028 30 19.9 66% 17 30.15 1021.3
30 00:54 W 26 G 37 10.00 Overcast and Windy OVC032 30.9 21 67% 18 30.12 1020.1
29 23:54 W 26 G 43 10.00 Mostly Cloudy and Windy BKN029 32 23 39 32 69% 19 30.08 1018.8 0.04
29 22:54 W 29 G 41 10.00 Overcast and Windy OVC025 33.1 25 72% 20 30.06 1018.1
29 21:54 W 23 G 33 10.00 Overcast and Breezy OVC016 34 28 79% 23 30.02 1017.0 0.01
29 20:54 W 26 G 33 8.00 Unknown Precip and Windy SCT009 OVC014 37 33.1 86% 26 29.97 1015.0 0.01 0.03
29 19:54 W 15 G 30 10.00 Overcast OVC012 39 36 89% 31 29.92 1013.5 0.01
29 18:49 SW 13 3.00 Unknown Precip Fog/Mist SCT010 OVC017 37 36 96% 30 29.9 1012.7 0.01
29 17:54 S 13 7.00 Overcast BKN006 OVC011 37 35.1 37 34 93% 30 29.88 1012.2 0.01 0.49
29 16:54 SE 7 3.00 Fog/Mist OVC007 35.1 34 96% 30 29.88 1012.0 0.05
29 15:54 SE 10 4.00 Fog/Mist BKN010 OVC015 35.1 33.1 93% 28 29.89 1012.4 0.06
29 14:54 SE 12 4.00 Unknown Precip Fog/Mist OVC012 34 32 92% 26 29.91 1013.1 0.1 0.37
29 13:54 SE 13 4.00 Unknown Precip Fog/Mist OVC011 34 32 92% 26 29.93 1013.8 0.14
29 12:54 SE 16 3.00 Light Rain Fog/Mist BKN014 BKN022 OVC029 34 32 92% 24 29.95 1014.3 0.13
29 11:54 SE 18 4.00 Light Rain Fog/Mist OVC013 34 30.9 34 30.9 89% 24 30 1016.1 0.1 0.15
29 10:54 SE 18 4.00 Unknown Precip Fog/Mist BKN011 OVC014 34 30.9 89% 24 30.06 1018.0 0.03
29 09:54 SE 18 0.75 Light Snow Fog/Mist OVC011 33.1 30.9 92% 23 30.11 1020.1 0.01
29 08:54 E 16 0.50 Snow Fog BKN009 OVC015 33.1 30.9 92% 23 30.14 1021.0 0.01 0.01
29 07:54 SE 16 0.50 Snow Fog BKN008 OVC013 32 30.9 96% 22 30.18 1022.3
29 06:54 SE 16 0.75 Light Snow Fog/Mist SCT004 OVC008 32 30 92% 22 30.21 1023.2
29 05:54 E 16 0.75 Light Snow Fog/Mist VV006 30.9 30 35.1 30.9 96% 21 30.23 1023.8
29 04:54 E 12 1.00 Light Snow Fog/Mist BKN008 OVC013 30.9 30 96% 22 30.24 1024.4
29 03:54 SE 10 0.50 Snow Freezing Fog VV007 30.9 30 96% 23 30.27 1025.4
29 02:54 SE 8 1.50 Light Snow BKN018 OVC035 34 26.1 73% 28 30.3 1026.5
29 01:54 E 9 10.00 Overcast BKN080 OVC095 34 24.1 67% 27 30.28 1025.7
29 00:54 SE 9 10.00 Overcast OVC090 35.1 21.9 59% 29 30.28 1025.6
28 23:54 E 10 10.00 Overcast OVC085 34 24.1 34 33.1 67% 27 30.26 1025.1
28 22:54 E 13 10.00 Overcast OVC100 34 24.1 67% 26 30.28 1025.6
28 21:54 E 9 10.00 Overcast BKN090 OVC110 34 24.1 67% 27 30.31 1026.8
28 20:54 E 8 10.00 Overcast OVC100 34 23 64% 28 30.33 1027.4
28 19:54 E 8 10.00 Overcast OVC095 34 21.9 61% 28 30.34 1027.9
28 18:54 E 10 10.00 Overcast OVC095 34 19.9 56% 27 30.35 1028.0
28 17:54 E 6 10.00 Overcast OVC095 33.1 19 34 30.9 56% 28 30.37 1028.8
28 15:54 Calm 10.00 Overcast OVC110 34 18 52% 30.4 1029.9
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)