| Point Forecast: Holtsville NY 40.82N 73.05W (Elev. 112 ft) |
Last Update: 5:58 am EDT Jun 20, 2024 |
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| Date | 06/20 | 06/21 | ||||||||||||||||||||||
| Hour (EDT) | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 |
| Temperature (°F) | 76 | 77 | 78 | 80 | 82 | 84 | 85 | 84 | 83 | 83 | 81 | 79 | 77 | 76 | 75 | 74 | 73 | 72 | 71 | 70 | 69 | 69 | 70 | 72 |
| Dewpoint (°F) | 67 | 68 | 68 | 68 | 67 | 66 | 67 | 66 | 67 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 66 | 67 | 68 |
| Heat Index (°F) | 76 | 77 | 78 | 83 | 85 | 87 | 88 | 86 | 85 | 85 | 83 | 79 | 77 | 76 | 75 | |||||||||
| Surface Wind (mph) | 9 | 10 | 10 | 10 | 11 | 13 | 13 | 13 | 13 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 8 | 8 | 7 | 7 | 7 | 6 | 7 | 8 |
| Wind Dir | SW | SW | 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 (%) | 29 | 28 | 23 | 23 | 23 | 23 | 27 | 30 | 32 | 33 | 35 | 36 | 31 | 26 | 21 | 16 | 28 | 40 | 36 | 45 | 35 | 26 | 26 | 31 |
| Precipitation Potential (%) | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 4 | 4 | 4 | 4 | 4 | 6 | 6 | 6 | 6 | 6 | 6 | 3 |
| Relative Humidity (%) | 74 | 74 | 71 | 67 | 61 | 57 | 55 | 55 | 57 | 57 | 60 | 64 | 69 | 71 | 74 | 76 | 79 | 81 | 84 | 87 | 90 | 90 | 90 | 87 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 06/22 | |||||||||||||||||||||||
| Hour (EDT) | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 |
| Temperature (°F) | 75 | 78 | 81 | 83 | 84 | 85 | 86 | 86 | 85 | 84 | 82 | 80 | 78 | 73 | 72 | 71 | 70 | 70 | 69 | 69 | 69 | 70 | 71 | 73 |
| Dewpoint (°F) | 68 | 68 | 68 | 68 | 69 | 69 | 69 | 69 | 69 | 69 | 68 | 68 | 68 | 67 | 67 | 67 | 67 | 67 | 66 | 66 | 67 | 67 | 68 | 69 |
| Heat Index (°F) | 75 | 78 | 84 | 86 | 88 | 89 | 90 | 90 | 89 | 88 | 85 | 83 | 78 | |||||||||||
| Surface Wind (mph) | 8 | 8 | 8 | 9 | 9 | 10 | 10 | 10 | 10 | 9 | 9 | 8 | 7 | 7 | 7 | 6 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 |
| Wind Dir | SW | SW | SW | SW | SW | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 51 | 35 | 37 | 20 | 13 | 17 | 22 | 27 | 33 | 42 | 51 | 58 | 62 | 63 | 63 | 63 | 63 | 62 | 60 | 58 | 59 | 63 | 69 | 73 |
| Precipitation Potential (%) | 3 | 3 | 11 | 11 | 11 | 24 | 24 | 24 | 24 | 24 | 24 | 29 | 29 | 29 | 29 | 29 | 29 | 27 | 27 | 27 | 27 | 27 | 27 | 18 |
| Relative Humidity (%) | 79 | 71 | 65 | 61 | 61 | 59 | 57 | 57 | 59 | 61 | 63 | 67 | 71 | 81 | 84 | 87 | 90 | 90 | 90 | 90 | 93 | 90 | 90 | 87 |
| Rain | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc |
| Thunder | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc |
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