| Point Forecast: Holyoke MA 42.21N 72.66W (Elev. 188 m) |
Last Update: 3:27 pm EDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (EDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°C) | 31 | 31 | 29 | 28 | 27 | 26 | 24 | 24 | 23 | 23 | 22 | 22 | 21 | 21 | 21 | 22 | 23 | 24 | 27 | 29 | 30 | 31 | 32 | 32 |
| Dewpoint (°C) | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 21 | 22 | 21 | 21 | 21 | 21 | 20 | 20 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 22 | 22 |
| Heat Index (°C) | 34 | 34 | 33 | 31 | 29 | 26 | 24 | 24 | 24 | 29 | 32 | 33 | 34 | 35 | 36 | |||||||||
| Surface Wind (mph) | 5 | 5 | 5 | 5 | 5 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 | 2 | 2 | 2 | 3 | 5 | 6 | 6 | 6 |
| Wind Dir | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SE | S | S | S | S | S | S | S | S | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 41 | 43 | 37 | 31 | 24 | 17 | 9 | 15 | 21 | 26 | 31 | 36 | 44 | 52 | 60 | 54 | 47 | 45 | 45 | 44 | 46 | 47 | 49 | 52 |
| Precipitation Potential (%) | 16 | 17 | 17 | 17 | 9 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 5 | 6 | 6 |
| Relative Humidity (%) | 61 | 61 | 65 | 67 | 74 | 82 | 87 | 84 | 90 | 90 | 90 | 97 | 97 | 93 | 97 | 93 | 90 | 85 | 74 | 67 | 61 | 57 | 56 | 54 |
| Rain | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (EDT) | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 |
| Temperature (°C) | 33 | 32 | 31 | 30 | 29 | 28 | 27 | 27 | 26 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 26 | 27 | 28 | 28 | 29 | 30 | 30 |
| Dewpoint (°C) | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 23 | 23 | 23 |
| Heat Index (°C) | 37 | 36 | 35 | 33 | 32 | 31 | 29 | 29 | 26 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 26 | 30 | 32 | 33 | 34 | 34 |
| Surface Wind (mph) | 7 | 7 | 7 | 8 | 8 | 7 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 8 | 8 | 9 | 9 | 9 |
| Wind Dir | SW | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SW | SW | SW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 55 | 58 | 61 | 65 | 49 | 47 | 46 | 47 | 53 | 61 | 70 | 79 | 87 | 96 | 88 | 80 | 72 | 71 | 71 | 72 | 73 | 75 | 76 | 78 |
| Precipitation Potential (%) | 9 | 8 | 9 | 11 | 14 | 18 | 21 | 24 | 27 | 29 | 31 | 33 | 36 | 38 | 41 | 45 | 48 | 51 | 55 | 58 | 60 | 62 | 64 | 67 |
| Relative Humidity (%) | 52 | 54 | 59 | 63 | 67 | 72 | 74 | 77 | 82 | 87 | 90 | 90 | 87 | 87 | 87 | 87 | 90 | 86 | 81 | 77 | 74 | 72 | 70 | 68 |
| Rain | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc |
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