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| Point Forecast: Lexington MA 42.45N 71.23W (Elev. 223 ft) |
Last Update: 10:06 pm EDT Sep 25, 2021 |
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| Date | 09/25 | 09/26 | ||||||||||||||||||||||
| 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) | 64 | 64 | 64 | 64 | 63 | 63 | 62 | 62 | 61 | 61 | 61 | 62 | 64 | 66 | 68 | 69 | 70 | 71 | 69 | 68 | 65 | 62 | 60 | 59 |
| Dewpoint (°F) | 62 | 62 | 62 | 63 | 63 | 63 | 62 | 62 | 61 | 60 | 60 | 58 | 58 | 57 | 57 | 56 | 55 | 54 | 53 | 52 | 51 | 50 | 49 | 49 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 2 | 2 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 3 | 5 | 5 | 5 | 6 | 7 | 7 | 8 | 8 | 7 | 7 | 7 | 6 | 6 | 6 |
| Wind Dir | E | E | NE | NW | N | N | NW | NW | NW | NW | NW | NW | NW | NW | NW | W | W | W | W | W | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 75 | 97 | 94 | 99 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 78 | 57 | 40 | 43 | 45 | 48 | 37 | 26 | 15 | 16 | 16 | 17 | 12 |
| Precipitation Potential (%) | 13 | 23 | 38 | 44 | 44 | 50 | 65 | 64 | 62 | 53 | 38 | 19 | 11 | 4 | 3 | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Relative Humidity (%) | 93 | 93 | 93 | 97 | 100 | 100 | 100 | 100 | 100 | 97 | 97 | 87 | 81 | 73 | 68 | 63 | 59 | 55 | 57 | 57 | 60 | 65 | 67 | 69 |
| Rain | -- | SChc | Chc | Chc | Chc | Chc | Lkly | Lkly | Lkly | Chc | Chc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 09/27 | |||||||||||||||||||||||
| 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) | 58 | 57 | 56 | 56 | 55 | 54 | 54 | 53 | 53 | 53 | 55 | 58 | 62 | 66 | 68 | 70 | 71 | 72 | 72 | 72 | 70 | 68 | 66 | 64 |
| Dewpoint (°F) | 48 | 47 | 47 | 46 | 46 | 46 | 46 | 46 | 47 | 47 | 48 | 49 | 51 | 52 | 53 | 54 | 54 | 55 | 55 | 56 | 56 | 57 | 57 | 57 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 6 | 6 | 7 | 8 | 9 | 9 | 9 | 9 | 9 | 8 | 8 | 7 | 7 | 6 | 6 |
| Wind Dir | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | SW | SW | SW | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 7 | 2 | 3 | 4 | 5 | 5 | 6 | 6 | 7 | 9 | 10 | 8 | 7 | 5 | 10 | 16 | 26 | 25 | 23 | 24 | 25 | 27 | 28 | 35 |
| Precipitation Potential (%) | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 0 | 3 | 5 | 8 | 11 | 13 | 16 | 15 | 13 | 12 | 11 | 9 | 8 | 8 |
| Relative Humidity (%) | 69 | 69 | 72 | 69 | 72 | 74 | 74 | 77 | 80 | 80 | 77 | 72 | 67 | 61 | 59 | 57 | 55 | 55 | 55 | 57 | 61 | 68 | 73 | 78 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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