| Point Forecast: Marthas Vineyard Airport MA 41.39N 70.62W (Elev. 59 ft) |
Last Update: 1:16 am EDT Jul 15, 2025 |
 |
|
[show menu] |
| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (EDT) | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 |
| Temperature (°F) | 70 | 70 | 72 | 73 | 74 | 76 | 76 | 78 | 78 | 80 | 79 | 78 | 77 | 76 | 75 | 73 | 72 | 70 | 70 | 70 | 70 | 69 | 70 | 69 |
| Dewpoint (°F) | 70 | 70 | 71 | 72 | 72 | 72 | 72 | 73 | 72 | 72 | 73 | 72 | 73 | 72 | 71 | 71 | 71 | 70 | 70 | 70 | 70 | 69 | 70 | 69 |
| Heat Index (°F) | 76 | 76 | 78 | 78 | 84 | 79 | 78 | 77 | 76 | 75 | ||||||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 7 | 7 | 8 | 9 | 10 | 10 | 10 | 10 | 10 | 10 | 9 | 8 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 |
| 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 (%) | 90 | 88 | 80 | 74 | 68 | 75 | 79 | 71 | 69 | 69 | 55 | 43 | 50 | 54 | 51 | 53 | 63 | 68 | 63 | 65 | 61 | 68 | 75 | 76 |
| Precipitation Potential (%) | 32 | 36 | 36 | 25 | 19 | 16 | 10 | 8 | 8 | 8 | 6 | 5 | 5 | 4 | 4 | 5 | 4 | 4 | 4 | 4 | 4 | 5 | 5 | 5 |
| Relative Humidity (%) | 100 | 100 | 97 | 97 | 93 | 87 | 87 | 85 | 82 | 77 | 82 | 82 | 88 | 87 | 87 | 93 | 97 | 100 | 100 | 100 | 100 | 100 | 100 | 100 |
| Rain | Chc | Chc | Chc | Chc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (EDT) | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 |
| Temperature (°F) | 69 | 70 | 72 | 74 | 76 | 78 | 79 | 80 | 80 | 80 | 80 | 80 | 79 | 77 | 76 | 74 | 73 | 72 | 72 | 72 | 72 | 72 | 72 | 72 |
| Dewpoint (°F) | 69 | 70 | 71 | 72 | 72 | 72 | 73 | 73 | 74 | 74 | 74 | 74 | 74 | 73 | 73 | 72 | 72 | 72 | 72 | 72 | 71 | 71 | 71 | 72 |
| Heat Index (°F) | 76 | 78 | 79 | 84 | 85 | 85 | 85 | 84 | 79 | 77 | 76 | |||||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 6 | 7 | 9 | 10 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 9 | 9 | 8 | 8 | 8 | 9 | 9 | 9 | 10 |
| 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 (%) | 81 | 77 | 62 | 68 | 58 | 55 | 52 | 50 | 48 | 46 | 47 | 48 | 49 | 55 | 61 | 67 | 73 | 80 | 86 | 87 | 87 | 88 | 90 | 91 |
| Precipitation Potential (%) | 4 | 4 | 4 | 2 | 2 | 2 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 9 | 12 | 16 | 19 | 22 |
| Relative Humidity (%) | 100 | 100 | 97 | 93 | 87 | 84 | 82 | 81 | 81 | 82 | 82 | 83 | 85 | 87 | 90 | 93 | 96 | 99 | 100 | 99 | 98 | 97 | 98 | 100 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc |
