Weather observations for the past three days for
St. Charles, St. Charles County Smartt Airport
Metric (Imperial)
Date Time (cst) Wind (kph) Vis. (km) Weather Sky Cond. Temperature (ºC) Relative Humidity Wind Chill (°C) Heat Index (°C) Pressure Precipitation (cm)
Air Dwpt 6 hour altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
27 10:54 NW 24 G 35 16.09 A Few Clouds FEW029 1.7 -6.7 54% -3 77.29 1030.7
27 08:54 NW 15 16.09 Overcast OVC025 -0.6 -6.7 64% -5 77.24 1030.1
27 07:54 NW 19 G 35 16.09 Mostly Cloudy BKN026 -1.1 -7.2 64% -6 77.19 1029.5
27 06:54 NW 19 16.09 Overcast OVC026 -1.1 -6.7 66% -6 77.14 1028.8
27 05:54 NW 24 16.09 Partly Cloudy SCT027 -1.1 -6.7 1.7 -1.1 66% -7 77.09 1028.2
27 04:54 NW 17 16.09 Fair CLR -0.6 -6.7 64% -5 77.06 1027.7
27 03:54 NW 22 16.09 Fair CLR 0.6 -6.1 61% -4 77.04 1027.3
27 02:54 NW 22 16.09 Fair CLR 0.6 -6.1 61% -4 77.04 1027.3
27 01:54 W 15 16.09 Fair CLR 1.1 -5 64% -3 77.04 1027.3
27 00:54 W 17 16.09 Fair CLR 1.7 -5 61% -2 77.01 1027.0
26 23:54 W 15 16.09 Fair CLR 1.7 -5 3.9 1.7 61% -2 77.04 1027.1
26 22:54 NW 20 16.09 Fair CLR 2.2 -5.6 57% -2 76.99 1026.7
26 21:54 W 15 16.09 Fair CLR 1.7 -5 61% -2 76.96 1026.3
26 20:54 W 17 16.09 Fair CLR 2.2 -5.6 57% -2 76.96 1026.4
26 19:54 W 19 16.09 Fair CLR 2.8 -5.6 54% -1 76.96 1026.1
26 18:54 W 20 16.09 Fair CLR 3.3 -6.1 51% -1 76.91 1025.7
26 17:54 W 17 16.09 Fair CLR 3.9 -6.1 7.2 3.9 48% 0 76.89 1025.1
26 16:54 W 17 G 33 16.09 Fair CLR 5 -6.7 43% 2 76.84 1024.5
26 15:54 W 30 G 43 16.09 Fair CLR 6.1 -7.8 37% 2 76.76 1023.5
26 14:54 W 35 G 54 16.09 Fair and Breezy CLR 7.2 -7.2 35% 3 76.71 1022.9
26 13:54 W 48 G 65 16.09 Fair and Windy CLR 7.2 -7.2 35% 2 76.68 1022.4
26 12:54 NW 39 G 63 16.09 Fair and Breezy CLR 7.2 -6.7 37% 3 76.66 1022.2
26 11:54 W 44 G 65 16.09 A Few Clouds and Windy FEW050 6.1 -6.1 6.1 3.3 42% 1 76.66 1022.2
26 10:54 W 43 G 61 16.09 Mostly Cloudy and Windy BKN048 5.6 -5 47% 0 76.66 1022.2
26 09:54 W 41 G 59 16.09 Mostly Cloudy and Breezy BKN049 5 -5 49% -0 76.63 1021.7
26 08:54 W 43 G 59 16.09 Overcast and Windy OVC050 3.9 -5 53% -2 76.58 1021.0
26 07:54 W 31 G 57 16.09 Overcast OVC047 3.3 -5 55% -2 76.56 1020.5
26 06:54 W 39 G 61 16.09 Overcast and Breezy OVC042 3.3 -5 55% -2 76.5 1019.9
26 05:54 W 33 G 54 16.09 Overcast and Breezy OVC045 3.3 -4.4 6.1 3.3 57% -2 76.45 1019.4
26 04:54 W 35 G 56 16.09 Overcast and Breezy OVC045 3.9 -4.4 55% -1 76.43 1019.0
26 03:54 W 37 G 59 16.09 Overcast and Breezy OVC046 3.9 -4.4 55% -2 76.4 1018.6
26 02:54 W 31 G 52 16.09 Fair CLR 3.9 -3.9 57% -1 76.38 1018.2
26 01:54 W 37 G 59 16.09 Fair and Breezy CLR 4.4 -3.9 55% -1 76.33 1017.7
26 00:54 W 39 G 54 16.09 Fair and Breezy CLR 5 -2.8 57% -0 76.25 1016.7
25 23:54 W 30 G 50 16.09 Fair CLR 6.1 -2.2 13.3 6.1 56% 2 76.23 1016.3
25 22:54 W 33 G 57 16.09 Fair and Breezy CLR 7.2 -0.6 58% 3 76.17 1015.6
25 21:54 W 28 G 56 16.09 Fair CLR 7.8 0 58% 4 76.12 1015.0
25 20:54 W 44 G 69 16.09 Light Rain and Windy SCT036 10 3.3 63% 6 76.07 1014.1
25 19:54 W 35 G 56 16.09 Light Rain and Breezy FEW024 BKN037 OVC050 11.7 6.1 69% 76 1013.1
25 18:54 SW 15 16.09 Overcast SCT045 BKN060 OVC070 12.8 9.4 80% 75.92 1012.0
25 17:54 W 15 16.09 Partly Cloudy SCT060 SCT070 12.8 9.4 14.4 12.2 80% 75.92 1011.9
25 16:54 W 15 16.09 Overcast OVC060 13.3 9.4 77% 75.84 1011.1
25 15:54 W 15 16.09 Overcast BKN026 OVC060 13.9 10 78% 75.82 1010.8
25 14:54 W 13 16.09 Overcast BKN016 BKN025 OVC030 13.9 10.6 81% 75.82 1010.6
25 13:54 W 11 16.09 Overcast BKN022 OVC027 13.3 10.6 84% 75.79 1010.4
25 12:54 W 15 16.09 Overcast OVC016 12.8 10.6 87% 75.82 1010.7
25 11:54 W 11 16.09 Overcast FEW008 OVC013 12.8 10.6 12.8 10.6 87% 75.79 1010.4
25 10:54 W 13 16.09 Overcast OVC008 12.2 10.6 90% 75.82 1010.6
25 09:54 W 13 16.09 Overcast OVC007 12.2 11.1 93% 75.79 1010.5
25 08:54 NW 9 8.05 Fog/Mist OVC004 11.7 11.1 96% 75.77 1010.0
25 07:54 NW 6 2.82 Fog/Mist OVC006 11.1 10.6 97% 75.74 1009.6
25 05:54 Calm 2.01 Fog/Mist OVC004 11.1 10.6 11.1 10.6 97% 75.69 1009.0
25 04:54 Calm 2.01 Fog/Mist OVC004 11.1 10.6 97% 75.69 1008.8
25 03:54 Calm 3.22 Fog/Mist OVC006 10.6 10 96% 75.67 1008.7
25 02:54 Calm 6.44 Fog/Mist OVC007 11.1 10 93% 75.67 1008.6
25 01:54 E 7 6.44 Fog/Mist BKN008 OVC017 10.6 10 96% 75.69 1008.8
25 00:54 Calm 9.66 Fog/Mist OVC007 10.6 10 96% 75.72 1009.5
24 23:54 SE 7 8.05 Fog/Mist OVC007 10.6 10 10.6 10.6 96% 75.77 1009.9 0.03 0.46
24 22:54 Calm 4.83 Light Rain Fog/Mist OVC008 10.6 10 96% 75.79 1010.2
24 21:54 SE 6 6.44 Light Rain Fog/Mist FEW010 BKN029 OVC049 10.6 9.4 92% 75.79 1010.5 0.41
24 20:54 SE 9 9.66 Fog/Mist SCT016 BKN031 OVC042 10.6 9.4 92% 75.84 1011.0 0.03 0.03
24 19:54 SE 13 16.09 Overcast FEW021 OVC060 10.6 8.3 86% 75.92 1012.0
24 18:54 SE 15 16.09 Overcast OVC039 10.6 8.3 86% 75.97 1012.7
24 17:54 SE 15 16.09 Overcast OVC038 10.6 8.9 12.2 10.6 89% 76 1013.1 0.03
24 16:54 SE 20 16.09 Overcast FEW042 OVC100 10.6 8.3 86% 75.97 1012.8
24 15:54 E 20 14.48 Overcast BKN049 OVC060 11.1 8.9 86% 76 1013.3 0.03
24 14:54 E 20 16.09 Overcast OVC065 11.7 8.3 80% 76.05 1013.8
24 13:54 SE 15 16.09 Overcast OVC075 11.7 8.3 80% 76.15 1015.0
24 12:54 SE 7 16.09 Overcast FEW016 OVC065 11.7 7.8 77% 76.2 1015.9
24 11:54 SE 15 16.09 Overcast BKN050 OVC100 11.7 7.8 11.7 7.8 77% 76.2 1015.7
Date Time (cst) Wind (kph) Vis. (km) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°C) Heat Index (°C) altimeter (cm) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºC) Pressure Precipitation (cm)