Weather observations for the past three days for
St. Charles, St. Charles County Smartt Airport
| 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) | |||||||||||||||