Point Forecast: Sterling VA 38.99N 77.41W (Elev. 99 m) |
Last Update: 4:31 am EDT May 7, 2024 |
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Date | 05/07 | 05/08 | ||||||||||||||||||||||
Hour (EDT) | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 |
Temperature (°C) | 17 | 17 | 17 | 18 | 18 | 20 | 21 | 22 | 24 | 24 | 25 | 26 | 26 | 26 | 25 | 24 | 23 | 22 | 21 | 20 | 19 | 19 | 19 | 19 |
Dewpoint (°C) | 17 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
Heat Index (°C) | 24 | 24 | 25 | 26 | 26 | 26 | 25 | 24 | ||||||||||||||||
Surface Wind (mph) | 2 | 2 | 2 | 2 | 3 | 3 | 3 | 5 | 5 | 5 | 3 | 5 | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 5 | 6 | 5 | 5 |
Wind Dir | W | NE | NE | N | NE | NE | E | E | E | E | E | E | SE | SE | SE | SE | SE | SE | S | S | S | S | S | S |
Gust | ||||||||||||||||||||||||
Sky Cover (%) | 88 | 86 | 85 | 79 | 84 | 77 | 78 | 75 | 72 | 69 | 68 | 68 | 63 | 64 | 63 | 57 | 61 | 62 | 67 | 72 | 73 | 76 | 78 | 80 |
Precipitation Potential (%) | 27 | 27 | 27 | 24 | 24 | 24 | 29 | 29 | 29 | 44 | 44 | 44 | 47 | 47 | 47 | 32 | 32 | 32 | 33 | 33 | 33 | 41 | 41 | 41 |
Relative Humidity (%) | 100 | 100 | 100 | 100 | 97 | 90 | 84 | 76 | 69 | 66 | 64 | 62 | 60 | 64 | 67 | 69 | 76 | 81 | 84 | 90 | 90 | 90 | 93 | 93 |
Rain | Chc | Chc | Chc | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc |
Thunder | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | -- | -- | -- |
Date | 05/09 | |||||||||||||||||||||||
Hour (EDT) | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 |
Temperature (°C) | 19 | 18 | 18 | 19 | 21 | 23 | 26 | 27 | 28 | 29 | 30 | 30 | 29 | 29 | 27 | 26 | 24 | 22 | 21 | 19 | 18 | 18 | 17 | 17 |
Dewpoint (°C) | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 | 15 | 14 | 14 | 14 | 14 | 14 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 15 |
Heat Index (°C) | 26 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 27 | 26 | 24 | |||||||||||||
Surface Wind (mph) | 5 | 5 | 6 | 6 | 6 | 7 | 8 | 9 | 10 | 10 | 11 | 11 | 11 | 9 | 8 | 6 | 5 | 5 | 5 | 5 | 5 | 5 | 3 | 2 |
Wind Dir | S | S | S | SW | SW | SW | W | W | W | W | W | W | W | W | W | W | W | SW | SW | SW | SW | SW | SW | S |
Gust | ||||||||||||||||||||||||
Sky Cover (%) | 83 | 81 | 69 | 64 | 59 | 49 | 44 | 40 | 36 | 32 | 28 | 23 | 20 | 19 | 19 | 23 | 29 | 35 | 43 | 52 | 60 | 67 | 73 | 78 |
Precipitation Potential (%) | 41 | 41 | 41 | 7 | 7 | 7 | 7 | 7 | 7 | 20 | 20 | 20 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 50 | 50 | 50 |
Relative Humidity (%) | 93 | 97 | 97 | 90 | 81 | 71 | 60 | 53 | 44 | 41 | 37 | 37 | 39 | 41 | 46 | 52 | 58 | 64 | 70 | 78 | 81 | 84 | 87 | 90 |
Rain | Chc | Chc | Chc | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | Chc | Chc | Chc |
Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc |
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