weather.gov | weather.gov |
 |  |  | |
 |
 | Home | News | Organization |  |
| Point Forecast: 17 Miles ENE Mount St Helens WA 46.27N 121.86W (Elev. 1473 m) |
Last Update: 7:02 am PDT May 6, 2021 |
 |
|
[hide menu] | Font Size: A A A  |
| Date | 05/06 | 05/07 | ||||||||||||||||||||||
| 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 (°C) | 10 | 6 | 9 | 9 | 9 | 9 | 9 | 8 | 7 | 6 | 6 | 5 | 4 | 3 | 2 | 1 | 0 | -1 | -1 | -1 | -1 | -2 | -2 | -2 |
| Dewpoint (°C) | 2 | -2 | 1 | 1 | 2 | 3 | 4 | 4 | 4 | 3 | 3 | 3 | 2 | 2 | 1 | 0 | -1 | -2 | -2 | -3 | -3 | -3 | -3 | -3 |
| Wind Chill (°C) | 8 | 3 | 7 | 7 | 7 | 7 | 7 | 6 | 4 | 3 | 2 | 2 | 2 | 1 | -1 | -2 | -3 | -4 | -5 | -5 | -5 | -5 | -5 | -5 |
| Surface Wind (mph) | 14 | 14 | 14 | 16 | 16 | 16 | 13 | 13 | 13 | 11 | 11 | 11 | 8 | 8 | 8 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 | 8 |
| Wind Dir | SW | SW | SW | SW | SW | SW | SW | SW | SW | SSW | SSW | SSW | W | W | W | W | W | W | WSW | WSW | WSW | WSW | WSW | WSW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 74 | 74 | 74 | 84 | 84 | 84 | 96 | 96 | 96 | 98 | 98 | 98 | 98 | 98 | 98 | 87 | 87 | 87 | 91 | 91 | 91 | 91 | 91 | 91 |
| Precipitation Potential (%) | 4 | 4 | 4 | 76 | 76 | 76 | 76 | 76 | 76 | 90 | 90 | 90 | 90 | 90 | 90 | 81 | 81 | 81 | 81 | 81 | 81 | 67 | 67 | 67 |
| Relative Humidity (%) | 56 | 56 | 56 | 56 | 59 | 64 | 70 | 75 | 79 | 82 | 84 | 85 | 86 | 88 | 90 | 91 | 91 | 91 | 90 | 90 | 89 | 89 | 91 | 92 |
| Rain | -- | -- | -- | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Snow | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Lkly | Lkly | Lkly |
| Freezing Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Sleet | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Date | 05/08 | |||||||||||||||||||||||
| 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 (°C) | -2 | -1 | 0 | 1 | 1 | 2 | 2 | 2 | 3 | 3 | 3 | 2 | 2 | 1 | 1 | 0 | 0 | -1 | -1 | -1 | -1 | -2 | -2 | -2 |
| Dewpoint (°C) | -3 | -2 | -2 | -2 | -2 | -2 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -2 | -2 | -2 | -2 | -3 | -3 | -4 | -4 | -4 |
| Wind Chill (°C) | -6 | -4 | -3 | -4 | -3 | -2 | -3 | -2 | -1 | -3 | -3 | -4 | -4 | -5 | -6 | -6 | -6 | -7 | -6 | -6 | -6 | -7 | -7 | -7 |
| Surface Wind (mph) | 8 | 8 | 8 | 11 | 11 | 11 | 15 | 15 | 15 | 20 | 20 | 20 | 20 | 20 | 20 | 16 | 16 | 16 | 10 | 10 | 10 | 9 | 9 | 9 |
| Wind Dir | W | W | W | W | W | W | WNW | WNW | WNW | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 82 | 82 | 82 | 76 | 76 | 76 | 77 | 77 | 77 | 70 | 70 | 70 | 69 | 69 | 69 | 64 | 64 | 64 | 69 | 69 | 69 | 63 | 63 | 63 |
| Precipitation Potential (%) | 67 | 67 | 67 | 90 | 90 | 90 | 90 | 90 | 90 | 42 | 42 | 42 | 42 | 42 | 42 | 18 | 18 | 18 | 18 | 18 | 18 | 11 | 11 | 11 |
| Relative Humidity (%) | 92 | 90 | 87 | 84 | 82 | 81 | 80 | 78 | 76 | 76 | 78 | 81 | 85 | 87 | 88 | 88 | 89 | 89 | 88 | 87 | 85 | 84 | 85 | 85 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Snow | Lkly | Lkly | Lkly | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Ocnl | Chc | Chc | Chc | Chc | Chc | Chc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- |
| Freezing Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Sleet | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Webmaster NOAA's National Weather Service Portland, OR | Disclaimer Credits Glossary | Privacy Policy About Us Career Opportunities |
