– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 pm Sun 13 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Sun 13 Sep Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA dusting of new snow. Very mild (max 10°C on Wed afternoon, min 1°C on Sun night). Winds decreasing (fresh winds from the NW on Sun night, calm by Tue afternoon). | Days 5–7 Weather SummaryMostly dry. Very mild (max 12°C on Thu afternoon, min 7°C on Thu night). Wind will be generally light. | |||||||||||||||
Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | | |  | | | | | | | |
rain shwrs | clear | some clouds | some clouds | cloudy | light snow | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | |
Cloud base (m) | 900 | 950 | 1850 | 6450 | 1800 | 900 | 2500 | 900 | ||||||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — |
mm | 0.2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 3 | 4 | 6 | 4 | 2 | 2 | 4 | 7 | 10 | 9 | 11 | 12 | 9 | 9 | 10 | 8 |
min °C | 1 | 3 | 6 | 3 | 1 | 2 | 2 | 5 | 9 | 9 | 9 | 12 | 7 | 7 | 10 | 7 |
chill °C | -5 | 3 | 4 | 0 | -1 | 2 | -1 | 2 | 8 | 9 | 9 | 11 | 4 | 4 | 8 | 4 |
Freezing level m | 3200 | 3350 | 3200 | 3100 | 2550 | 2600 | 2800 | 3450 | 3600 | 3800 | 3750 | 3750 | 3850 | 3850 | 3850 | 4000 |
 | — | 6:39 | — | — | 6:39 | — | — | 6:41 | — | — | 6:43 | — | — | 6:43 | — | — |
 | — | — | 7:17 | — | — | 7:15 | — | — | 7:14 | — | — | 7:12 | — | — | 7:09 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: A dusting of new snow. Very mild (max 10°C on Wed afternoon, min 1°C on Sun night). Winds decreasing (fresh winds from the NW on Sun night, calm by Tue afternoon).
Grindstone Mountain Weather (Days 3-6):
Mostly dry. Very mild (max 12°C on Thu afternoon, min 7°C on Thu night). Wind will be generally light.
This table gives the weather forecast for Grindstone Mountain at the specific elevation of 2296 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Grindstone Mountain. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
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Winthrop Airport (Washington) | |
* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.
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