– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 pm Thu 10 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Thu 10 Sep Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryDrizzle on Sat night turning to light snow on Sun morning. Freeze-thaw conditions (max 7°C on Sat afternoon, min 0°C on Sun morning). Winds increasing (light winds from the SSE on Fri afternoon, strong winds from the WNW by Sun afternoon). | Days 5–7 Weather SummaryMostly dry. Mild temperatures (max 9°C on Wed afternoon, min 1°C on Sun night). Mainly strong winds. | |||||||||||||||
Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | |  |  | |  |  | | | |  |  | |
some clouds | some clouds | some clouds | cloudy | cloudy | cloudy | light snow | light snow | light snow | rain shwrs | clear | some clouds | some clouds | some clouds | rain shwrs | clear | |
Cloud base (m) | 900 | 6550 | 3050 | 5100 | 5050 | 3250 | 1500 | 900 | 900 | 900 | 950 | 2250 | 900 | 1550 | 2250 | |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | 3 | 4 | 1 | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | 1.1 | — | — | 0.5 | — | — | — | — | 0.1 | — |
max °C | 5 | 4 | 6 | 5 | 6 | 7 | 5 | 0 | 1 | 3 | 4 | 6 | 4 | 2 | 3 | 3 |
min °C | 3 | 3 | 6 | 5 | 5 | 6 | 1 | 0 | 0 | 1 | 3 | 6 | 2 | 2 | 2 | 2 |
chill °C | 0 | 1 | 5 | 2 | 2 | 3 | -3 | -6 | -7 | -6 | 3 | 4 | -2 | -3 | 0 | -1 |
Freezing level m | 3150 | 2900 | 2950 | 2900 | 2950 | 3000 | 2500 | 2300 | 2400 | 3300 | 3300 | 3200 | 3150 | 2700 | 2650 | 3000 |
 | — | 6:35 | — | — | 6:35 | — | — | 6:37 | — | — | 6:39 | — | — | 6:39 | — | — |
 | — | — | 7:23 | — | — | 7:22 | — | — | 7:20 | — | — | 7:17 | — | — | 7:15 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Drizzle on Sat night turning to light snow on Sun morning. Freeze-thaw conditions (max 7°C on Sat afternoon, min 0°C on Sun morning). Winds increasing (light winds from the SSE on Fri afternoon, strong winds from the WNW by Sun afternoon).
Grindstone Mountain Weather (Days 3-6):
Mostly dry. Mild temperatures (max 9°C on Wed afternoon, min 1°C on Sun night). Mainly strong winds.
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) | | ||||
Seattl / oeing Airport | |
* 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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