– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 3 pm Sun 21 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Sun 21 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Sun 21 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 Wed morning. Temperatures will be below freezing (max -4°C on Tue night, min -11°C on Sun night). Winds increasing (light winds from the S on Tue afternoon, strong winds from the SSE by Tue night). | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Thu afternoon. Temperatures will be well below freezing (max -6°C on Thu morning, min -9°C on Thu night). Winds decreasing (strong winds from the WNW on Wed afternoon, light winds from the WNW by Fri afternoon). | ||||||||||||||||
Sun 21 | Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | |  |  | |  | |  | |  | |  | |
light snow | snow shwrs | some clouds | cloudy | light snow | some clouds | cloudy | mod. snow | heavy snow | some clouds | some clouds | light snow | mod. snow | some clouds | clear | clear | clear | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
1 | 7 | — | — | 3 | — | — | 9 | 11 | — | — | 4 | 7 | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -7 | -9 | -9 | -9 | -9 | -7 | -8 | -4 | -4 | -7 | -7 | -6 | -7 | -7 | -7 | -7 | -7 |
min °C | -7 | -11 | -10 | -9 | -10 | -8 | -8 | -7 | -7 | -7 | -7 | -6 | -7 | -9 | -7 | -8 | -8 |
-15 | -22 | -19 | -18 | -20 | -16 | -14 | -14 | -16 | -17 | -13 | -15 | -15 | -17 | -13 | -14 | -16 | |
900 | 850 | 750 | 500 | 550 | 900 | 850 | 700 | 1100 | 850 | 0 | 800 | 1050 | 750 | 1100 | 950 | 250 | |
Cloud base (m) | 1500 | 1400 | 1500 | 2250 | 850 | 850 | 1700 | 1450 | 1400 | 1400 | 1400 | 1500 | 1400 | 1500 | 1550 | 1500 | 900 |
 | — | — | 7:48 | — | — | 7:50 | — | — | 7:50 | — | — | 7:50 | — | — | 7:50 | — | — |
 | 4:14 | — | — | 4:15 | — | — | 4:15 | — | — | 4:15 | — | — | 4:15 | — | — | 4:16 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: A heavy fall of snow, heaviest during Wed morning. Temperatures will be below freezing (max -4°C on Tue night, min -11°C on Sun night). Winds increasing (light winds from the S on Tue afternoon, strong winds from the SSE by Tue night).
Grindstone Mountain Weather (Days 3-6):
A moderate fall of snow, heaviest on Thu afternoon. Temperatures will be well below freezing (max -6°C on Thu morning, min -9°C on Thu night). Winds decreasing (strong winds from the WNW on Wed afternoon, light winds from the WNW by Fri afternoon).
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.