– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 9 pm Mon 15 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Mon 15 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Mon 15 Dec Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -2°C on Tue night, min -10°C on Tue night). Winds decreasing (stormy winds from the W on Tue night, light winds from the SW by Wed night). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max -5°C on Sun morning, min -12°C on Thu night). Winds decreasing (severe gales from the W on Thu night, light winds from the S by Sat night). | ||||||||||||||||||
Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | |  |  | | | |  | | |  |  |  | | | | |
mod. snow | heavy snow | heavy snow | heavy snow | heavy snow | mod. snow | light snow | mod. snow | heavy snow | heavy snow | light snow | mod. snow | mod. snow | snow shwrs | some clouds | snow shwrs | light snow | light snow | mod. snow | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
9 | 13 | 18 | 56 | 11 | 8 | 1 | 8 | 17 | 13 | 3 | 6 | 7 | 3 | — | 1 | 4 | 5 | 10 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -5 | -4 | -3 | -2 | -10 | -9 | -7 | -4 | -4 | -7 | -11 | -11 | -10 | -8 | -7 | -6 | -5 | -5 | -5 |
min°C | -6 | -4 | -3 | -10 | -10 | -9 | -8 | -5 | -6 | -12 | -11 | -11 | -12 | -9 | -8 | -7 | -5 | -6 | -6 |
-18 | -14 | -13 | -24 | -24 | -20 | -18 | -14 | -17 | -24 | -23 | -24 | -24 | -20 | -17 | -14 | -14 | -17 | -14 | |
1450 | 1400 | 1600 | 1650 | 900 | 950 | 800 | 850 | 1100 | 800 | 800 | 700 | 300 | 950 | 700 | 0 | 700 | 1250 | 1000 | |
Cloud base (m) | 900 | 850 | 850 | 1350 | 1450 | 900 | 900 | 850 | 1350 | 1400 | 1400 | 1400 | 900 | 900 | 900 | 900 | 1450 | 1400 | 1350 |
 | — | 7:46 | — | — | 7:46 | — | — | 7:47 | — | — | 7:48 | — | — | 7:48 | — | — | 7:48 | — | — |
 | — | — | 4:12 | — | — | 4:12 | — | — | 4:13 | — | — | 4:13 | — | — | 4:14 | — | — | 4:14 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: A heavy fall of snow, heaviest during Tue night. Temperatures will be below freezing (max -2°C on Tue night, min -10°C on Tue night). Winds decreasing (stormy winds from the W on Tue night, light winds from the SW by Wed night).
Grindstone Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Thu night. Temperatures will be below freezing (max -5°C on Sun morning, min -12°C on Thu night). Winds decreasing (severe gales from the W on Thu night, light winds from the S by Sat 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.