– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 3 pm Fri 19 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Fri 19 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Fri 19 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 Sat afternoon. Temperatures will be well below freezing (max -8°C on Sat afternoon, min -12°C on Fri night). Winds decreasing (near gales from the W on Fri afternoon, light winds from the SW by Sat night). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Mon afternoon. Temperatures will be well below freezing (max -6°C on Wed afternoon, min -10°C on Mon night). Winds decreasing (strong winds from the WSW on Mon night, light winds from the S by Tue night). | ||||||||||||||||
Fri 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | | | | |  | |  |  | | | | |
light snow | heavy snow | mod. snow | mod. snow | snow shwrs | some clouds | light snow | snow shwrs | light snow | mod. snow | mod. snow | light snow | cloudy | cloudy | some clouds | cloudy | cloudy | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
5 | 12 | 6 | 10 | 2 | — | 4 | 8 | 1 | 9 | 9 | 2 | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -11 | -10 | -9 | -8 | -8 | -8 | -8 | -9 | -9 | -9 | -9 | -9 | -8 | -8 | -7 | -6 | -6 |
min°C | -11 | -12 | -10 | -9 | -9 | -8 | -9 | -11 | -10 | -9 | -10 | -9 | -9 | -8 | -7 | -7 | -7 |
-23 | -25 | -21 | -20 | -18 | -15 | -19 | -22 | -20 | -18 | -21 | -18 | -16 | -15 | -11 | -12 | -12 | |
750 | 600 | 900 | 950 | 600 | 850 | 750 | 850 | 850 | 900 | 850 | 950 | 800 | 600 | 950 | 900 | 800 | |
Cloud base (m) | 1400 | 900 | 900 | 850 | 850 | 1600 | 1450 | 1400 | 1500 | 850 | 850 | 850 | 850 | 1350 | 1400 | 1350 | 1450 |
 | — | — | 7:48 | — | — | 7:48 | — | — | 7:48 | — | — | 7:50 | — | — | 7:50 | — | — |
 | 4:13 | — | — | 4:14 | — | — | 4:14 | — | — | 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 -8°C on Sat afternoon, min -12°C on Fri night). Winds decreasing (near gales from the W on Fri afternoon, light winds from the SW by Sat night).
Grindstone Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Mon afternoon. Temperatures will be well below freezing (max -6°C on Wed afternoon, min -10°C on Mon night). Winds decreasing (strong winds from the WSW on Mon night, light winds from the S by Tue 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.