– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 3 am Wed 17 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Wed 17 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Wed 17 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 Thu afternoon. Temperatures will be below freezing (max -3°C on Thu afternoon, min -12°C on Thu night). Winds increasing (light winds from the S on Wed night, severe gales from the W by Thu night). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Mon morning. Temperatures will be well below freezing (max -8°C on Sun morning, min -12°C on Mon night). Winds increasing (light winds from the SW on Sat night, near gales from the WSW by Mon afternoon). | |||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | |  |  |  | | | | |  | | | | | |  | |
mod. snow | mod. snow | light snow | mod. snow | heavy snow | snow shwrs | light snow | light snow | snow shwrs | light snow | light snow | some clouds | light snow | light snow | snow shwrs | mod. snow | light snow | heavy snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
8 | 6 | 1 | 6 | 11 | 14 | 3 | 5 | 9 | 4 | 1 | — | 5 | 3 | 4 | 7 | 4 | 11 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -10 | -9 | -7 | -5 | -3 | -6 | -11 | -11 | -10 | -9 | -9 | -9 | -8 | -8 | -9 | -9 | -10 | -10 |
min°C | -11 | -9 | -8 | -7 | -4 | -12 | -12 | -11 | -12 | -10 | -9 | -11 | -8 | -8 | -9 | -9 | -11 | -12 |
-25 | -20 | -18 | -14 | -15 | -24 | -24 | -23 | -24 | -21 | -18 | -21 | -18 | -16 | -18 | -18 | -21 | -24 | |
800 | 950 | 900 | 1000 | 900 | 1050 | 650 | 700 | 0 | 900 | 850 | 0 | 650 | 900 | 500 | 950 | 800 | 500 | |
Cloud base (m) | 1450 | 900 | 900 | 850 | 1350 | 1400 | 1400 | 1400 | 900 | 900 | 900 | 2150 | 1650 | 1350 | 1400 | 1400 | 1400 | 850 |
 | 7:46 | — | — | 7:47 | — | — | 7:48 | — | — | 7:48 | — | — | 7:48 | — | — | 7:48 | — | — |
 | — | 4:12 | — | — | 4:13 | — | — | 4:13 | — | — | 4:14 | — | — | 4:14 | — | — | 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 Thu afternoon. Temperatures will be below freezing (max -3°C on Thu afternoon, min -12°C on Thu night). Winds increasing (light winds from the S on Wed night, severe gales from the W by Thu night).
Grindstone Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Mon morning. Temperatures will be well below freezing (max -8°C on Sun morning, min -12°C on Mon night). Winds increasing (light winds from the SW on Sat night, near gales from the WSW by Mon 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) | | ||||
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.