| Point Forecast: 2 Miles WNW Decatur IL 39.86N 88.97W (Elev. 676 ft) |
Last Update: 6:12 pm CDT Jul 13, 2025 |
 |
|
[show menu] |
| Date | 07/13 | 07/14 | ||||||||||||||||||||||
| Hour (CDT) | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Temperature (°F) | 77 | 74 | 73 | 72 | 71 | 71 | 71 | 69 | 69 | 68 | 68 | 70 | 72 | 75 | 78 | 81 | 82 | 83 | 85 | 85 | 86 | 86 | 85 | 84 |
| Dewpoint (°F) | 70 | 70 | 69 | 69 | 69 | 69 | 68 | 68 | 68 | 67 | 67 | 68 | 70 | 70 | 70 | 71 | 70 | 70 | 69 | 69 | 69 | 69 | 69 | 69 |
| Heat Index (°F) | 77 | 75 | 78 | 85 | 86 | 87 | 89 | 89 | 90 | 90 | 89 | 88 | ||||||||||||
| Surface Wind (mph) | 5 | 3 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 2 | 2 | 2 | 2 | 3 | 3 | 5 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Wind Dir | SSE | SSE | SSE | SSE | SSE | S | S | SE | N | N | N | N | N | NE | ENE | E | E | ENE | ENE | NE | NE | NE | ENE | E |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 77 | 73 | 58 | 53 | 48 | 57 | 49 | 53 | 60 | 58 | 59 | 57 | 45 | 31 | 20 | 29 | 29 | 31 | 32 | 33 | 35 | 34 | 35 | 36 |
| Precipitation Potential (%) | 24 | 14 | 9 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 5 | 5 | 5 | 5 | 5 | 5 | 7 | 7 | 7 | 7 | 7 | 7 | 5 |
| Relative Humidity (%) | 79 | 87 | 87 | 90 | 93 | 93 | 90 | 97 | 97 | 97 | 97 | 93 | 93 | 84 | 76 | 72 | 67 | 65 | 59 | 59 | 57 | 57 | 59 | 61 |
| Rain | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/15 | |||||||||||||||||||||||
| Hour (CDT) | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
| Temperature (°F) | 81 | 78 | 75 | 74 | 73 | 72 | 71 | 71 | 71 | 71 | 72 | 73 | 75 | 78 | 81 | 83 | 84 | 85 | 86 | 86 | 86 | 86 | 85 | 83 |
| Dewpoint (°F) | 69 | 68 | 68 | 69 | 69 | 68 | 67 | 67 | 67 | 67 | 68 | 69 | 70 | 71 | 72 | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 73 | 73 |
| Heat Index (°F) | 84 | 78 | 75 | 75 | 78 | 85 | 89 | 90 | 92 | 93 | 93 | 93 | 93 | 92 | 89 | |||||||||
| Surface Wind (mph) | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| Wind Dir | S | SE | ESE | ESE | E | E | E | ESE | ESE | ESE | ESE | ESE | SE | SE | SSE | SSE | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 31 | 42 | 28 | 32 | 35 | 38 | 41 | 45 | 48 | 48 | 49 | 49 | 49 | 48 | 48 | 53 | 57 | 62 | 63 | 63 | 64 | 64 | 63 | 63 |
| Precipitation Potential (%) | 5 | 5 | 5 | 5 | 5 | 7 | 7 | 7 | 7 | 7 | 7 | 16 | 16 | 16 | 16 | 16 | 16 | 45 | 45 | 45 | 45 | 45 | 45 | 23 |
| Relative Humidity (%) | 67 | 71 | 79 | 84 | 87 | 87 | 87 | 87 | 87 | 87 | 87 | 87 | 84 | 79 | 74 | 72 | 70 | 67 | 65 | 65 | 65 | 65 | 67 | 72 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | SChc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | SChc |
| ||||||||||||