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| Point Forecast: 3 Miles NNW Mount St Helens WA 46.24N 122.23W (Elev. 3465 ft) |
Last Update: 7:41 am PDT Apr 25, 2024 |
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| Date | 04/25 | 04/26 | ||||||||||||||||||||||
| Hour (PDT) | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 |
| Temperature (°F) | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 43 | 42 | 42 | 42 | 41 | 41 | 41 | 41 | 41 | 43 | 43 | 43 | 42 | 42 | 41 | 41 |
| Dewpoint (°F) | 37 | 38 | 38 | 38 | 40 | 40 | 39 | 40 | 40 | 39 | 40 | 40 | 39 | 39 | 39 | 39 | 38 | 38 | 38 | 38 | 36 | 36 | 36 | 35 |
| Wind Chill (°F) | 37 | 36 | 36 | 35 | 35 | 35 | 35 | 35 | 35 | 33 | 32 | 33 | 32 | 33 | 33 | 33 | 33 | 36 | 36 | 36 | 35 | 35 | 34 | 34 |
| Surface Wind (mph) | 15 | 15 | 15 | 16 | 17 | 20 | 17 | 17 | 20 | 21 | 17 | 17 | 15 | 15 | 15 | 15 | 15 | 13 | 13 | 13 | 11 | 10 | 10 | 10 |
| Wind Dir | S | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SW | SSW | SSW | SW | SW | SSW | SSW | SSW | SSW | SSW |
| Gust | 22 | 22 | 25 | 26 | 30 | 31 | 30 | 30 | 31 | 33 | 30 | 29 | 25 | 23 | 22 | 22 | 22 | 18 | 18 | 18 | ||||
| Sky Cover (%) | 96 | 100 | 100 | 100 | 100 | 100 | 100 | 99 | 99 | 98 | 98 | 98 | 96 | 94 | 91 | 90 | 86 | 84 | 88 | 85 | 86 | 100 | 100 | 100 |
| Precipitation Potential (%) | 94 | 100 | 100 | 100 | 100 | 100 | 99 | 98 | 98 | 96 | 97 | 97 | 94 | 91 | 86 | 84 | 79 | 74 | 67 | 63 | 59 | 100 | 100 | 100 |
| Relative Humidity (%) | 79 | 81 | 82 | 80 | 86 | 86 | 85 | 86 | 87 | 88 | 95 | 94 | 93 | 91 | 92 | 92 | 90 | 82 | 82 | 81 | 81 | 80 | 84 | 80 |
| Rain | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Lkly | Lkly | Lkly | Lkly | Ocnl | Ocnl | Ocnl |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Snow | -- | -- | -- | -- | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | Ocnl | -- | Lkly | SChc | Lkly | Lkly | Ocnl | Ocnl | Ocnl |
| Freezing Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Sleet | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 04/27 | |||||||||||||||||||||||
| Hour (PDT) | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 |
| Temperature (°F) | 41 | 42 | 42 | 43 | 43 | 44 | 44 | 44 | 44 | 43 | 43 | 42 | 41 | 41 | 41 | 41 | 42 | 42 | 43 | 42 | 42 | 41 | 41 | 41 |
| Dewpoint (°F) | 36 | 37 | 37 | 37 | 37 | 38 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 38 | 38 | 37 | 36 | 36 | 36 | 35 | 35 |
| Wind Chill (°F) | 34 | 36 | 36 | 37 | 38 | 38 | 39 | 38 | 38 | 38 | 37 | 36 | 38 | 38 | 38 | 37 | 38 | 39 | 39 | 38 | 37 | 37 | 36 | 36 |
| Surface Wind (mph) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 5 | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 |
| Wind Dir | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SW | SW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 100 | 96 | 96 | 96 | 96 | 96 | 96 | 79 | 79 | 79 | 82 | 82 | 82 | 89 | 89 | 89 |
| Precipitation Potential (%) | 100 | 100 | 100 | 99 | 99 | 99 | 99 | 99 | 99 | 94 | 94 | 94 | 94 | 94 | 94 | 57 | 57 | 57 | 57 | 57 | 57 | 83 | 83 | 83 |
| Relative Humidity (%) | 82 | 83 | 81 | 79 | 79 | 80 | 82 | 83 | 84 | 85 | 87 | 90 | 92 | 93 | 93 | 92 | 88 | 84 | 80 | 79 | 79 | 80 | 80 | 79 |
| Rain | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Lkly | Lkly | Lkly | Lkly | Lkly | Lkly | Ocnl | Ocnl | Ocnl |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Snow | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | -- | -- | -- | -- | -- | -- | -- | -- | -- | Lkly | Lkly | Lkly | Ocnl | Ocnl | Ocnl |
| Freezing Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Sleet | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
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