| Point Forecast: Holyoke MA 42.21N 72.66W (Elev. 617 ft) |
Last Update: 4:19 am EDT May 15, 2025 |
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| Date | 05/15 | 05/16 | ||||||||||||||||||||||
| Hour (EDT) | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 |
| Temperature (°F) | 65 | 67 | 68 | 70 | 71 | 71 | 71 | 70 | 68 | 67 | 66 | 66 | 65 | 64 | 64 | 64 | 64 | 64 | 63 | 64 | 64 | 66 | 68 | 70 |
| Dewpoint (°F) | 62 | 63 | 63 | 64 | 64 | 63 | 63 | 63 | 62 | 61 | 62 | 62 | 61 | 61 | 62 | 61 | 61 | 61 | 61 | 61 | 62 | 62 | 62 | 62 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 2 | 3 | 3 | 3 | 5 | 6 | 5 | 5 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 5 |
| Wind Dir | E | E | SE | SE | SE | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 89 | 88 | 87 | 84 | 80 | 77 | 74 | 82 | 89 | 89 | 94 | 95 | 92 | 89 | 86 | 85 | 84 | 83 | 86 | 88 | 90 | 77 | 75 | 73 |
| Precipitation Potential (%) | 18 | 24 | 30 | 33 | 35 | 38 | 34 | 31 | 27 | 21 | 15 | 9 | 9 | 9 | 8 | 6 | 4 | 2 | 2 | 2 | 3 | 3 | 3 | 3 |
| Relative Humidity (%) | 90 | 87 | 84 | 81 | 79 | 76 | 76 | 78 | 81 | 81 | 87 | 87 | 87 | 90 | 93 | 90 | 90 | 90 | 93 | 90 | 93 | 87 | 81 | 76 |
| Rain | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | SChc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/17 | |||||||||||||||||||||||
| Hour (EDT) | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 |
| Temperature (°F) | 72 | 74 | 76 | 77 | 77 | 77 | 75 | 73 | 71 | 69 | 68 | 67 | 66 | 65 | 64 | 63 | 62 | 62 | 62 | 63 | 64 | 65 | 67 | 68 |
| Dewpoint (°F) | 62 | 62 | 62 | 61 | 62 | 62 | 62 | 63 | 63 | 63 | 63 | 63 | 63 | 62 | 62 | 62 | 62 | 61 | 62 | 62 | 62 | 63 | 63 | 63 |
| Heat Index (°F) | 76 | 77 | 77 | 77 | 75 | |||||||||||||||||||
| Surface Wind (mph) | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 3 | 3 | 3 | 5 | 5 | 5 | 6 | 6 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 70 | 67 | 65 | 65 | 65 | 66 | 67 | 69 | 70 | 69 | 69 | 68 | 70 | 72 | 73 | 77 | 81 | 85 | 85 | 85 | 84 | 85 | 85 | 86 |
| Precipitation Potential (%) | 8 | 13 | 18 | 23 | 29 | 34 | 36 | 37 | 39 | 37 | 34 | 32 | 31 | 30 | 30 | 29 | 28 | 27 | 33 | 38 | 43 | 49 | 54 | 60 |
| Relative Humidity (%) | 71 | 66 | 62 | 58 | 60 | 60 | 64 | 71 | 76 | 81 | 84 | 87 | 90 | 90 | 93 | 97 | 100 | 97 | 100 | 97 | 93 | 93 | 87 | 84 |
| Rain | -- | -- | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Lkly |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc |
