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| Point Forecast: Baltimore Martin St MD 39.31N 76.4W (Elev. 0 m) |
Last Update: 4:33 pm EDT Sep 23, 2021 |
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| Date | 09/23 | 09/24 | ||||||||||||||||||||||
| Hour (EDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°C) | 20 | 20 | 19 | 19 | 18 | 17 | 17 | 16 | 15 | 14 | 14 | 14 | 13 | 13 | 13 | 14 | 16 | 18 | 19 | 20 | 21 | 22 | 22 | 22 |
| Dewpoint (°C) | 18 | 17 | 17 | 17 | 15 | 14 | 13 | 12 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 11 | 12 | 12 | 12 | 12 | 11 | 12 | 12 | 12 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (km/h) | 10 | 8 | 10 | 10 | 13 | 13 | 11 | 11 | 10 | 10 | 10 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 10 | 10 | 10 | 11 | 11 | 11 |
| Wind Dir | W | W | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | W | W | W | W | W | NW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 61 | 56 | 29 | 24 | 23 | 38 | 37 | 17 | 14 | 18 | 13 | 9 | 7 | 4 | 6 | 6 | 7 | 2 | 2 | 0 | 0 | 1 | 0 | 0 |
| Precipitation Potential (%) | 14 | 14 | 14 | 5 | 5 | 5 | 5 | 5 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Relative Humidity (%) | 87 | 84 | 84 | 87 | 84 | 81 | 78 | 78 | 78 | 80 | 77 | 77 | 80 | 83 | 80 | 83 | 78 | 67 | 61 | 59 | 53 | 53 | 53 | 55 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Fog | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 09/25 | |||||||||||||||||||||||
| Hour (EDT) | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Temperature (°C) | 21 | 20 | 19 | 18 | 17 | 17 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 13 | 14 | 16 | 18 | 20 | 21 | 22 | 22 | 23 | 23 |
| Dewpoint (°C) | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 13 | 12 | 12 | 11 | 11 | 11 | 12 | 12 | 13 | 13 | 14 | 14 | 13 | 13 | 13 | 13 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (km/h) | 11 | 10 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 5 | 5 | 5 | 8 |
| Wind Dir | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | N | N | N | N | N | NW | NW | NW | W | W | SW | SW | SW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 5 | 2 | 2 | 6 | 6 | 5 | 3 | 3 | 5 | 7 | 8 | 9 | 10 | 12 | 16 | 20 | 25 | 30 | 34 | 37 | 38 | 38 | 37 | 34 |
| Precipitation Potential (%) | 0 | 0 | 0 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
| Relative Humidity (%) | 57 | 61 | 65 | 70 | 72 | 78 | 81 | 84 | 87 | 86 | 86 | 86 | 86 | 86 | 90 | 86 | 81 | 73 | 68 | 63 | 59 | 57 | 55 | 55 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Fog | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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