| Point Forecast: Mattituck NY 41N 72.51W (Elev. 13 ft) |
Last Update: 6:03 am EDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (EDT) | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |
| Temperature (°F) | 82 | 82 | 83 | 83 | 83 | 82 | 80 | 77 | 76 | 75 | 75 | 75 | 75 | 75 | 74 | 74 | 74 | 74 | 75 | 77 | 79 | 81 | 83 | 84 |
| Dewpoint (°F) | 73 | 74 | 74 | 73 | 73 | 73 | 73 | 73 | 72 | 73 | 73 | 73 | 73 | 73 | 72 | 73 | 72 | 73 | 74 | 74 | 75 | 75 | 76 | 76 |
| Heat Index (°F) | 87 | 88 | 90 | 89 | 89 | 87 | 84 | 77 | 76 | 75 | 75 | 75 | 75 | 75 | 75 | 77 | 79 | 87 | 91 | 93 | ||||
| Surface Wind (mph) | 6 | 6 | 7 | 7 | 8 | 7 | 6 | 6 | 5 | 5 | 5 | 3 | 3 | 2 | 1 | 1 | 1 | 1 | 2 | 3 | 5 | 5 | 5 | 6 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | SW | S | S | S | S | S | S | S | SW | SW | SW | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 59 | 47 | 35 | 20 | 20 | 20 | 21 | 21 | 30 | 38 | 47 | 44 | 41 | 38 | 46 | 55 | 63 | 58 | 54 | 49 | 41 | 34 | 26 | 22 |
| Precipitation Potential (%) | 18 | 8 | 8 | 8 | 5 | 5 | 5 | 4 | 4 | 4 | 3 | 3 | 3 | 4 | 4 | 4 | 5 | 5 | 5 | 6 | 6 | 6 | 11 | 11 |
| Relative Humidity (%) | 74 | 77 | 74 | 72 | 72 | 74 | 79 | 87 | 87 | 94 | 94 | 94 | 94 | 94 | 93 | 97 | 93 | 97 | 97 | 90 | 88 | 82 | 80 | 77 |
| Rain | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (EDT) | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |
| Temperature (°F) | 85 | 86 | 88 | 88 | 86 | 84 | 82 | 80 | 78 | 78 | 77 | 77 | 77 | 77 | 76 | 75 | 75 | 75 | 76 | 78 | 79 | 81 | 83 | 84 |
| Dewpoint (°F) | 76 | 76 | 76 | 75 | 75 | 75 | 75 | 75 | 75 | 74 | 74 | 74 | 74 | 74 | 74 | 74 | 74 | 74 | 75 | 75 | 76 | 76 | 77 | 77 |
| Heat Index (°F) | 94 | 96 | 99 | 98 | 95 | 92 | 89 | 85 | 78 | 78 | 77 | 77 | 77 | 77 | 76 | 75 | 75 | 75 | 76 | 78 | 79 | 87 | 92 | 94 |
| Surface Wind (mph) | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 3 | 5 | 7 | 9 | 11 | 11 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 29 | 39 | 41 | 38 | 39 | 48 | 62 | 76 | 86 | 91 | 92 | 90 | 86 | 84 | 84 | 85 | 84 | 79 | 72 | 66 | 63 | 63 | 63 | 63 |
| Precipitation Potential (%) | 11 | 4 | 4 | 4 | 11 | 11 | 11 | 29 | 29 | 29 | 29 | 29 | 29 | 44 | 44 | 44 | 44 | 44 | 44 | 27 | 27 | 27 | 27 | 27 |
| Relative Humidity (%) | 75 | 72 | 68 | 66 | 70 | 74 | 79 | 85 | 91 | 88 | 90 | 90 | 90 | 90 | 94 | 97 | 97 | 97 | 97 | 91 | 91 | 85 | 82 | 80 |
| Rain | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc |
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