| Point Forecast: Islip Terrace NY 40.75N 73.18W (Elev. 30 ft) |
Last Update: 2:29 pm EDT Jul 14, 2025 |
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| Date | 07/14 | 07/15 | ||||||||||||||||||||||
| Hour (EDT) | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| Temperature (°F) | 74 | 74 | 74 | 74 | 74 | 73 | 73 | 73 | 73 | 74 | 75 | 77 | 79 | 80 | 81 | 82 | 82 | 82 | 82 | 82 | 81 | 79 | 77 | 76 |
| Dewpoint (°F) | 74 | 74 | 74 | 73 | 73 | 73 | 73 | 72 | 72 | 72 | 74 | 74 | 73 | 72 | 73 | 73 | 74 | 74 | 74 | 73 | 73 | 73 | 73 | 73 |
| Heat Index (°F) | 75 | 77 | 79 | 83 | 85 | 87 | 88 | 88 | 88 | 87 | 85 | 79 | 77 | 76 | ||||||||||
| Surface Wind (mph) | 5 | 5 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 5 |
| Wind Dir | SW | S | SW | SW | S | SW | SW | SW | SW | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 81 | 87 | 89 | 84 | 92 | 84 | 79 | 83 | 82 | 76 | 72 | 78 | 65 | 53 | 40 | 38 | 31 | 33 | 25 | 15 | 25 | 28 | 52 | 55 |
| Precipitation Potential (%) | 58 | 54 | 54 | 54 | 64 | 64 | 64 | 63 | 63 | 63 | 47 | 47 | 47 | 20 | 20 | 20 | 15 | 15 | 15 | 7 | 7 | 7 | 11 | 11 |
| Relative Humidity (%) | 98 | 99 | 100 | 97 | 97 | 100 | 100 | 97 | 97 | 94 | 97 | 91 | 82 | 77 | 77 | 75 | 77 | 77 | 77 | 74 | 77 | 82 | 88 | 91 |
| Rain | Lkly | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- |
| Thunder | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- |
| Date | 07/16 | |||||||||||||||||||||||
| Hour (EDT) | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 |
| Temperature (°F) | 75 | 75 | 75 | 74 | 74 | 73 | 73 | 73 | 74 | 75 | 76 | 78 | 80 | 82 | 83 | 84 | 84 | 84 | 85 | 84 | 82 | 80 | 78 | 77 |
| Dewpoint (°F) | 73 | 73 | 74 | 74 | 74 | 73 | 73 | 73 | 74 | 75 | 76 | 76 | 76 | 75 | 75 | 76 | 76 | 76 | 76 | 76 | 76 | 75 | 75 | 75 |
| Heat Index (°F) | 75 | 75 | 75 | 75 | 76 | 78 | 86 | 89 | 90 | 93 | 93 | 93 | 94 | 93 | 89 | 85 | 78 | 77 | ||||||
| Surface Wind (mph) | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 3 | 5 | 6 | 7 | 8 | 9 | 10 | 10 | 10 | 10 | 9 | 8 | 7 |
| Wind Dir | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | S | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 55 | 52 | 50 | 47 | 45 | 50 | 54 | 59 | 59 | 60 | 59 | 58 | 56 | 55 | 54 | 52 | 51 | 54 | 56 | 59 | 66 | 74 | 82 | 84 |
| Precipitation Potential (%) | 11 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 16 | 16 | 16 | 16 | 16 | 16 | 24 | 24 | 24 | 24 | 24 | 24 | 36 | 36 |
| Relative Humidity (%) | 94 | 94 | 98 | 99 | 100 | 100 | 100 | 100 | 99 | 99 | 100 | 94 | 88 | 79 | 77 | 77 | 77 | 77 | 75 | 77 | 82 | 85 | 91 | 94 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc |
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