| Point Forecast: 2 Miles ESE Montgomery Village MD 39.17N 77.18W (Elev. 449 ft) |
Last Update: 1:31 pm EDT Jul 15, 2025 |
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| Date | 07/15 | 07/16 | ||||||||||||||||||||||
| Hour (EDT) | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| Temperature (°F) | 88 | 85 | 79 | 78 | 77 | 76 | 75 | 74 | 74 | 73 | 73 | 73 | 74 | 77 | 80 | 82 | 84 | 86 | 87 | 87 | 87 | 85 | 83 | 81 |
| Dewpoint (°F) | 75 | 75 | 75 | 76 | 75 | 76 | 75 | 74 | 74 | 73 | 73 | 73 | 73 | 76 | 77 | 77 | 77 | 76 | 76 | 76 | 76 | 77 | 76 | 76 |
| Heat Index (°F) | 98 | 94 | 79 | 78 | 77 | 76 | 75 | 77 | 87 | 90 | 94 | 96 | 98 | 98 | 98 | 96 | 91 | 87 | ||||||
| Surface Wind (mph) | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 2 | 3 | 5 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 |
| Wind Dir | SE | SE | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SW | S |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 60 | 59 | 50 | 50 | 46 | 43 | 52 | 62 | 47 | 56 | 60 | 66 | 57 | 69 | 72 | 64 | 82 | 74 | 58 | 72 | 70 | 81 | 85 | 88 |
| Precipitation Potential (%) | 21 | 8 | 5 | 3 | 3 | 4 | 4 | 6 | 5 | 5 | 4 | 4 | 5 | 4 | 4 | 9 | 12 | 18 | 29 | 33 | 46 | 59 | 77 | 57 |
| Relative Humidity (%) | 66 | 72 | 88 | 94 | 94 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 97 | 97 | 91 | 85 | 80 | 72 | 70 | 70 | 70 | 77 | 80 | 85 |
| Rain | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | Chc | Chc | Chc | Lkly | Ocnl | Lkly |
| Thunder | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | Chc | Chc | Lkly | Lkly | Lkly |
| Date | 07/17 | |||||||||||||||||||||||
| Hour (EDT) | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| Temperature (°F) | 81 | 79 | 78 | 77 | 76 | 75 | 75 | 75 | 74 | 74 | 74 | 74 | 75 | 77 | 80 | 83 | 86 | 88 | 90 | 91 | 91 | 91 | 90 | 89 |
| Dewpoint (°F) | 76 | 76 | 76 | 76 | 75 | 75 | 75 | 75 | 74 | 73 | 73 | 74 | 75 | 76 | 76 | 75 | 75 | 75 | 74 | 74 | 74 | 74 | 74 | 74 |
| Heat Index (°F) | 87 | 79 | 78 | 77 | 76 | 75 | 75 | 75 | 75 | 77 | 86 | 90 | 95 | 98 | 99 | 101 | 101 | 101 | 99 | 98 | ||||
| Surface Wind (mph) | 6 | 5 | 5 | 5 | 3 | 3 | 5 | 5 | 5 | 5 | 5 | 5 | 6 | 6 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 |
| Wind Dir | S | S | S | S | S | S | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | W | W | W | W | W | W |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 74 | 84 | 69 | 68 | 66 | 68 | 69 | 71 | 68 | 65 | 62 | 54 | 46 | 38 | 37 | 36 | 35 | 42 | 48 | 55 | 55 | 55 | 55 | 55 |
| Precipitation Potential (%) | 54 | 26 | 26 | 26 | 26 | 26 | 26 | 7 | 7 | 7 | 7 | 7 | 7 | 10 | 10 | 10 | 10 | 10 | 10 | 32 | 32 | 32 | 32 | 32 |
| Relative Humidity (%) | 85 | 91 | 94 | 97 | 97 | 100 | 100 | 100 | 100 | 97 | 97 | 100 | 100 | 97 | 88 | 77 | 70 | 66 | 60 | 58 | 58 | 58 | 60 | 61 |
| Rain | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc |
| Thunder | Chc | Chc | Chc | Chc | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Chc | Chc | Chc | Chc | Chc |
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