| Point Forecast: 15 Miles ENE Newhalem WA 48.77N 120.94W (Elev. 7096 ft) |
Last Update: 3:40 am PDT May 18, 2025 |
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| Date | 05/18 | 05/19 | ||||||||||||||||||||||
| Hour (PDT) | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 |
| Temperature (°F) | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 31 | 32 | 32 | 33 | 33 | 33 | 33 | 33 | 34 | 32 | 31 | 30 | 29 | 29 | 29 | 29 | 28 |
| Dewpoint (°F) | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 29 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 29 | 29 | 27 | 26 | 26 | 26 | 25 | 24 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 15 | 15 | 16 | 16 | 16 | 17 | 16 | 16 | 16 | 16 | 16 | 15 | 15 | 14 | 14 | 14 | 14 | 11 | 10 | 9 | 9 | 9 | 9 | 9 |
| Wind Dir | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | W | WSW | WSW | SW |
| Gust | 24 | 23 | 24 | 24 | 24 | 25 | 25 | 24 | 25 | 25 | 24 | 23 | 23 | 23 | 22 | 21 | 20 | |||||||
| Sky Cover (%) | 85 | 83 | 83 | 90 | 83 | 78 | 81 | 77 | 76 | 76 | 74 | 78 | 77 | 76 | 78 | 83 | 77 | 66 | 61 | 58 | 58 | 47 | 60 | 65 |
| Precipitation Potential (%) | 63 | 68 | 74 | 63 | 45 | 28 | 26 | 32 | 34 | 33 | 25 | 16 | 10 | 6 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 4 |
| Relative Humidity (%) | 92 | 89 | 90 | 90 | 89 | 89 | 89 | 91 | 93 | 94 | 92 | 94 | 91 | 91 | 91 | 90 | 90 | 91 | 90 | 90 | 90 | 87 | 86 | 84 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/20 | |||||||||||||||||||||||
| Hour (PDT) | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 |
| Temperature (°F) | 29 | 28 | 30 | 31 | 32 | 34 | 34 | 34 | 35 | 35 | 36 | 36 | 36 | 36 | 35 | 35 | 34 | 34 | 33 | 33 | 32 | 32 | 31 | 31 |
| Dewpoint (°F) | 26 | 25 | 27 | 28 | 29 | 31 | 32 | 32 | 33 | 35 | 36 | 35 | 34 | 33 | 33 | 32 | 31 | 31 | 31 | 30 | 30 | 29 | 28 | 28 |
| Heat Index (°F) | ||||||||||||||||||||||||
| Surface Wind (mph) | 9 | 9 | 9 | 9 | 13 | 13 | 10 | 10 | 10 | 10 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 9 | 9 |
| Wind Dir | WSW | WSW | SW | SW | S | S | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW |
| Gust | 20 | 20 | 20 | 20 | 20 | 20 | ||||||||||||||||||
| Sky Cover (%) | 72 | 98 | 98 | 98 | 98 | 98 | 98 | 90 | 90 | 90 | 90 | 90 | 90 | 94 | 94 | 94 | 94 | 94 | 94 | 86 | 86 | 86 | 86 | 86 |
| Precipitation Potential (%) | 11 | 96 | 96 | 96 | 96 | 96 | 96 | 84 | 84 | 84 | 84 | 84 | 84 | 90 | 90 | 90 | 90 | 90 | 90 | 79 | 79 | 79 | 79 | 79 |
| Relative Humidity (%) | 90 | 90 | 90 | 90 | 90 | 90 | 91 | 91 | 94 | 97 | 100 | 97 | 93 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 90 | 88 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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