| Point Forecast: 17 Miles ENE Mount St Helens WA 46.27N 121.86W (Elev. 1473 m) |
Last Update: 1:41 am PDT May 6, 2024 |
 |
|
[show menu] |
| Date | 05/06 | 05/07 | ||||||||||||||||||||||
| Hour (PDT) | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 |
| Temperature (°C) | -1 | -1 | -1 | -1 | -1 | -1 | -1 | -1 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | -1 | -2 | -2 | -2 | -2 | -2 | -2 |
| Dewpoint (°C) | -2 | -2 | -2 | -2 | -2 | -2 | -2 | -2 | -1 | -1 | -1 | -1 | -1 | -1 | 0 | -1 | -1 | -1 | -2 | -2 | -3 | -3 | -3 | -3 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 23 | 23 | 23 | 23 | 23 | 22 | 20 | 21 | 22 | 21 | 20 | 20 | 22 | 21 | 22 | 22 | 22 | 21 | 18 | 20 | 18 | 18 | 21 | 20 |
| Wind Dir | SW | SW | SW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | WSW | W | W | W | W | W | W | W | WNW | W | WNW | WNW | WNW |
| Gust | 33 | 33 | 33 | 32 | 31 | 29 | 29 | 29 | 29 | |||||||||||||||
| Sky Cover (%) | 98 | 98 | 100 | 99 | 91 | 82 | 81 | 79 | 82 | 82 | 81 | 81 | 83 | 92 | 86 | 90 | 90 | 94 | 94 | 86 | 73 | 79 | 79 | 78 |
| Precipitation Potential (%) | 96 | 97 | 98 | 98 | 90 | 80 | 68 | 64 | 70 | 76 | 76 | 80 | 82 | 90 | 85 | 92 | 92 | 94 | 94 | 90 | 83 | 55 | 54 | 55 |
| Relative Humidity (%) | 91 | 92 | 92 | 91 | 94 | 91 | 89 | 89 | 91 | 91 | 92 | 93 | 94 | 94 | 96 | 97 | 97 | 99 | 98 | 95 | 94 | 96 | 96 | 88 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | SChc | -- | -- | -- | -- | -- | -- |
| Date | 05/08 | |||||||||||||||||||||||
| Hour (PDT) | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 00 | 01 |
| Temperature (°C) | -2 | -2 | -2 | -2 | -2 | -2 | -1 | -1 | -1 | 0 | 1 | 1 | 2 | 2 | 2 | 2 | 1 | 0 | -1 | -1 | -1 | -2 | -2 | -1 |
| Dewpoint (°C) | -3 | -3 | -3 | -4 | -4 | -4 | -3 | -3 | -3 | -3 | -2 | -2 | -2 | -1 | -1 | -1 | -1 | -1 | -1 | -2 | -2 | -2 | -2 | -2 |
| Heat Index (°C) | ||||||||||||||||||||||||
| Surface Wind (mph) | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 21 | 21 | 22 | 22 | 22 | 21 | 21 | 21 | 22 | 22 | 22 | 17 | 17 | 17 | 13 | 13 | 13 |
| Wind Dir | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW |
| Gust | ||||||||||||||||||||||||
| Sky Cover (%) | 84 | 73 | 75 | 81 | 81 | 81 | 82 | 81 | 81 | 84 | 84 | 84 | 84 | 84 | 84 | 69 | 69 | 69 | 63 | 63 | 63 | 64 | 64 | 64 |
| Precipitation Potential (%) | 54 | 53 | 53 | 71 | 71 | 71 | 71 | 71 | 71 | 76 | 76 | 76 | 76 | 76 | 76 | 33 | 33 | 33 | 33 | 33 | 33 | 12 | 12 | 12 |
| Relative Humidity (%) | 88 | 88 | 88 | 85 | 88 | 86 | 86 | 85 | 83 | 81 | 80 | 80 | 79 | 81 | 83 | 85 | 89 | 92 | 96 | 96 | 95 | 95 | 93 | 92 |
| Rain | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
| Thunder | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- | -- |
