| Point Forecast: Spirit Of St. Louis Airport MO 38.65N 90.66W (Elev. 147 m) |
Last Update: 7:37 pm CDT Jul 13, 2025 |
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| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (CDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°C) | 23 | 23 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 23 | 24 | 25 | 27 | 28 | 28 | 29 | 29 | 29 | 28 | 28 | 28 | 26 |
| Dewpoint (°C) | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 22 | 22 |
| Heat Index (°C) | 24 | 25 | 28 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 30 | 26 | ||||||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 5 | 5 | 5 | 2 |
| Wind Dir | S | SW | S | S | SE | SE | S | SW | NE | N | NE | N | NE | E | E | E | E | E | E | E | SE | SE | SE | SE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 69 | 64 | 56 | 40 | 33 | 45 | 69 | 80 | 77 | 71 | 77 | 73 | 66 | 61 | 57 | 46 | 38 | 41 | 46 | 49 | 48 | 48 | 47 | 48 |
| Precipitation Potential (%) | 13 | 10 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 11 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 12 |
| Relative Humidity (%) | 92 | 93 | 97 | 97 | 97 | 97 | 100 | 100 | 100 | 100 | 100 | 93 | 87 | 82 | 74 | 69 | 67 | 63 | 63 | 63 | 65 | 65 | 69 | 77 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (CDT) | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| Temperature (°C) | 25 | 24 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 23 | 24 | 26 | 27 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 27 |
| Dewpoint (°C) | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
| Heat Index (°C) | 25 | 24 | 24 | 26 | 30 | 32 | 32 | 33 | 33 | 32 | 32 | 32 | 31 | 31 | 29 | |||||||||
| Surface Wind (mph) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 5 | 5 | 6 | 6 | 6 | 6 | 5 | 5 | 3 | 3 |
| Wind Dir | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 58 | 63 | 64 | 65 | 62 | 64 | 67 | 69 | 66 | 63 | 60 | 57 | 53 | 50 | 52 | 53 | 55 | 58 | 60 | 63 | 55 | 48 | 40 | 38 |
| Precipitation Potential (%) | 12 | 12 | 12 | 12 | 9 | 9 | 9 | 9 | 9 | 9 | 11 | 11 | 11 | 11 | 11 | 11 | 39 | 39 | 39 | 39 | 39 | 39 | 20 | 20 |
| Relative Humidity (%) | 85 | 90 | 93 | 97 | 93 | 97 | 100 | 100 | 100 | 97 | 93 | 90 | 82 | 77 | 72 | 67 | 65 | 65 | 63 | 65 | 65 | 70 | 72 | 77 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc |
