| Point Forecast: New Castle IN 39.92N 85.37W (Elev. 1030 ft) |
Last Update: 3:56 pm EDT Sep 4, 2026 |
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| Date | 09/04 | 09/05 | ||||||||||||||||||||||
| Hour (EDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 94 | 94 | 93 | 92 | 87 | 81 | 79 | 78 | 79 | 79 | 76 | 75 | 75 | 75 | 74 | 74 | 73 | 76 | 81 | 84 | 86 | 88 | 88 | 88 |
| Dewpoint (°F) | 70 | 70 | 71 | 72 | 72 | 72 | 72 | 71 | 71 | 71 | 71 | 70 | 69 | 69 | 69 | 69 | 68 | 69 | 70 | 71 | 72 | 72 | 72 | 72 |
| Heat Index (°F) | 100 | 100 | 100 | 100 | 94 | 85 | 79 | 78 | 79 | 79 | 76 | 75 | 75 | 75 | 76 | 85 | 89 | 92 | 95 | 95 | 95 | |||
| Surface Wind (mph) | 6 | 6 | 5 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 2 | 3 | 3 | 5 | 6 | 7 | 7 |
| Wind Dir | W | W | W | W | W | W | WSW | WSW | SW | WSW | WSW | W | W | WSW | WSW | W | W | WSW | WNW | NW | WNW | NW | NW | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 7 | 11 | 5 | 7 | 10 | 12 | 12 | 10 | 11 | 21 | 38 | 51 | 41 | 38 | 42 | 38 | 42 | 40 | 27 | 29 | 33 | 31 | 45 | 44 |
| Precipitation Potential (%) | 29 | 16 | 11 | 8 | 2 | 2 | 3 | 2 | 2 | 4 | 20 | 25 | 23 | 25 | 24 | 22 | 21 | 19 | 17 | 12 | 12 | 19 | 25 | 25 |
| Relative Humidity (%) | 46 | 46 | 49 | 52 | 61 | 74 | 79 | 79 | 77 | 77 | 85 | 84 | 82 | 82 | 84 | 84 | 84 | 79 | 69 | 65 | 63 | 59 | 59 | 59 |
| Rain | Chc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc | SChc | Chc | SChc | SChc | SChc | SChc | SChc | -- | -- | SChc | Chc | Chc |
| Thunder | Chc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | SChc | SChc | SChc | SChc | SChc | -- | -- | SChc | Chc | Chc |
| Date | 09/06 | |||||||||||||||||||||||
| Hour (EDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°F) | 89 | 87 | 86 | 84 | 80 | 76 | 74 | 72 | 70 | 68 | 67 | 66 | 65 | 64 | 63 | 62 | 63 | 64 | 68 | 72 | 74 | 76 | 78 | 78 |
| Dewpoint (°F) | 73 | 71 | 71 | 70 | 70 | 70 | 69 | 68 | 67 | 65 | 63 | 61 | 60 | 60 | 59 | 59 | 59 | 60 | 61 | 62 | 62 | 62 | 62 | 62 |
| Heat Index (°F) | 97 | 93 | 91 | 88 | 83 | 76 | 76 | 78 | 78 | |||||||||||||||
| Surface Wind (mph) | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 8 | 8 | 7 | 8 | 8 | 9 |
| Wind Dir | NNW | NNW | NNW | N | NNE | NNE | NE | NE | ENE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE | NE |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 47 | 38 | 44 | 37 | 34 | 31 | 32 | 30 | 25 | 31 | 28 | 28 | 29 | 34 | 22 | 29 | 23 | 33 | 33 | 27 | 14 | 17 | 22 | 22 |
| Precipitation Potential (%) | 32 | 25 | 24 | 21 | 13 | 13 | 11 | 6 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Relative Humidity (%) | 59 | 59 | 61 | 63 | 72 | 82 | 84 | 87 | 90 | 90 | 87 | 84 | 84 | 87 | 87 | 90 | 87 | 87 | 78 | 71 | 66 | 62 | 58 | 58 |
| Rain | Chc | Chc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | Chc | Chc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
