| Point Forecast: Southold NY 41.05N 72.41W (Elev. 3 ft) |
Last Update: 2:29 pm EDT Jul 14, 2025 |
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| Date | 07/16 | 07/17 | ||||||||||||||||||||||
| Hour (EDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°F) | 86 | 84 | 82 | 80 | 79 | 78 | 77 | 77 | 76 | 76 | 76 | 75 | 75 | 75 | 76 | 77 | 78 | 80 | 82 | 84 | 86 | 87 | 88 | 88 |
| Dewpoint (°F) | 75 | 75 | 74 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 75 | 74 | 74 | 74 | 74 | 75 | 76 | 76 | 77 | 76 | 76 | 76 | 76 | 75 |
| Heat Index (°F) | 95 | 92 | 88 | 85 | 79 | 78 | 77 | 77 | 76 | 76 | 76 | 75 | 75 | 75 | 76 | 77 | 78 | 86 | 90 | 93 | 96 | 98 | 99 | 98 |
| Surface Wind (mph) | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 8 | 9 | 10 | 10 | 10 | 10 | 10 |
| Wind Dir | S | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 43 | 51 | 60 | 68 | 73 | 78 | 83 | 84 | 86 | 87 | 88 | 88 | 89 | 85 | 80 | 76 | 72 | 68 | 64 | 61 | 58 | 55 | 53 | 50 |
| Precipitation Potential (%) | 13 | 13 | 13 | 24 | 24 | 24 | 24 | 24 | 24 | 32 | 32 | 32 | 32 | 32 | 32 | 26 | 26 | 26 | 26 | 26 | 26 | 22 | 22 | 22 |
| Relative Humidity (%) | 70 | 74 | 77 | 85 | 88 | 91 | 94 | 94 | 97 | 97 | 97 | 97 | 97 | 97 | 94 | 94 | 94 | 88 | 85 | 77 | 72 | 70 | 68 | 66 |
| Rain | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc |
| Thunder | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc |
| Date | 07/18 | |||||||||||||||||||||||
| Hour (EDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°F) | 88 | 87 | 85 | 83 | 82 | 81 | 80 | 79 | 79 | 78 | 77 | 76 | 76 | 76 | 77 | 79 | 81 | 84 | 86 | 88 | 89 | 90 | 90 | 89 |
| Dewpoint (°F) | 75 | 75 | 74 | 74 | 74 | 75 | 75 | 75 | 75 | 75 | 75 | 74 | 74 | 74 | 75 | 75 | 75 | 76 | 76 | 75 | 76 | 75 | 75 | 74 |
| Heat Index (°F) | 98 | 96 | 93 | 90 | 88 | 87 | 85 | 79 | 79 | 78 | 77 | 76 | 76 | 76 | 77 | 79 | 87 | 93 | 96 | 98 | 100 | 101 | 101 | 98 |
| Surface Wind (mph) | 10 | 9 | 8 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 8 |
| Wind Dir | SW | SW | SW | SW | SW | SW | SW | SW | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 48 | 48 | 47 | 44 | 41 | 37 | 34 | 36 | 38 | 40 | 39 | 38 | 36 | 32 | 28 | 24 | 26 | 28 | 30 | 36 | 42 | 48 | 49 | 50 |
| Precipitation Potential (%) | 22 | 22 | 22 | 16 | 16 | 16 | 16 | 16 | 16 | 7 | 7 | 7 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 25 | 25 | 25 |
| Relative Humidity (%) | 66 | 68 | 70 | 74 | 77 | 82 | 85 | 88 | 88 | 91 | 94 | 94 | 94 | 94 | 94 | 88 | 82 | 77 | 72 | 66 | 66 | 62 | 62 | 61 |
| Rain | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc |
| Thunder | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc |
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