– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 9 am Sat 20 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Sat 20 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Sat 20 Dec Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA heavy fall of snow, heaviest during Sat afternoon. Temperatures will be well below freezing (max -7°C on Sun morning, min -11°C on Sun night). Winds decreasing (near gales from the WSW on Sat afternoon, light winds from the SSW by Sun morning). | Days 4–6 Weather SummaryA moderate fall of snow, heaviest on Thu night. Temperatures will be below freezing (max -5°C on Thu morning, min -8°C on Tue morning). Winds decreasing (strong winds from the SSE on Thu morning, calm by Thu night). | |||||||||||||||||
Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | |  |  | | |  | |  |  | | | | |
mod. snow | heavy snow | snow shwrs | cloudy | cloudy | snow shwrs | cloudy | light snow | mod. snow | cloudy | cloudy | light snow | cloudy | some clouds | some clouds | light snow | light snow | mod. snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
7 | 11 | 1 | — | — | 7 | — | 5 | 7 | — | — | 3 | — | — | — | 3 | 3 | 7 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -8 | -8 | -8 | -7 | -7 | -9 | -9 | -8 | -9 | -7 | -8 | -7 | -6 | -6 | -6 | -5 | -5 | -6 |
min °C | -9 | -8 | -8 | -8 | -8 | -11 | -10 | -9 | -9 | -8 | -8 | -8 | -7 | -6 | -6 | -6 | -6 | -7 |
-20 | -19 | -19 | -15 | -16 | -23 | -20 | -19 | -18 | -16 | -15 | -15 | -11 | -9 | -10 | -16 | -14 | -15 | |
950 | 1050 | 550 | 950 | 800 | 750 | 750 | 850 | 700 | 1000 | 850 | 700 | 1100 | 950 | 750 | 800 | 1000 | 900 | |
Cloud base (m) | 900 | 850 | 850 | 1500 | 1450 | 1400 | 1550 | 1500 | 850 | 850 | 850 | 1400 | 1400 | 1400 | 900 | 850 | 850 | 850 |
 | 7:48 | — | — | 7:48 | — | — | 7:48 | — | — | 7:50 | — | — | 7:50 | — | — | 7:50 | — | — |
 | — | 4:14 | — | — | 4:14 | — | — | 4:15 | — | — | 4:15 | — | — | 4:15 | — | — | 4:15 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: A heavy fall of snow, heaviest during Sat afternoon. Temperatures will be well below freezing (max -7°C on Sun morning, min -11°C on Sun night). Winds decreasing (near gales from the WSW on Sat afternoon, light winds from the SSW by Sun morning).
Grindstone Mountain Weather (Days 3-6):
A moderate fall of snow, heaviest on Thu night. Temperatures will be below freezing (max -5°C on Thu morning, min -8°C on Tue morning). Winds decreasing (strong winds from the SSE on Thu morning, calm by Thu night).
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.