– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 9 pm Thu 04 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Thu 04 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Thu 04 Dec Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryDrizzle on Fri afternoon followed by colder weather and a heavy fall of snow, heaviest during Fri night. Freeze-thaw conditions (max 2°C on Fri morning, min -2°C on Sat night). Winds decreasing (fresh winds from the W on Fri night, light winds from the SW by Sun morning). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Mon morning. Becoming milder with heavy rain (total 77mm) on Mon afternoon. Freeze-thaw conditions (max 5°C on Mon night, min -3°C on Wed afternoon). Winds increasing (light winds from the SW on Sun night, fresh winds from the W by Tue night). | ||||||||||||||||||
Friday 5 | Saturday 6 | Sunday 7 | Monday 8 | Tuesday 9 | Wednesday 10 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | | |  | | | |  |  |  | | | | |  |  | |
light snow | light snow | light snow | heavy snow | light snow | light snow | cloudy | light snow | light snow | light snow | heavy snow | heavy rain | mod. snow | light snow | light snow | light snow | light snow | snow shwrs | some clouds | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
1 | 2 | 1 | 11 | 3 | 2 | — | 3 | 1 | 4 | 13 | — | 6 | 2 | 3 | 5 | 3 | 5 | — | |
— | — | 1.4 | — | — | — | — | — | — | — | — | 33 | 25 | — | — | 19 | — | — | — | |
max°C | 1 | 2 | 2 | 0 | -1 | -1 | -1 | 0 | 0 | 0 | 1 | 4 | 5 | -1 | -1 | 4 | 0 | -2 | -4 |
min°C | 0 | 1 | 1 | -1 | -1 | -1 | -2 | -1 | 0 | 0 | 0 | 3 | -1 | -1 | -1 | 1 | -1 | -3 | -5 |
-3 | -2 | -5 | -7 | -7 | -7 | -7 | -4 | -4 | -4 | -4 | -1 | -7 | -7 | -5 | -4 | -8 | -9 | -8 | |
1600 | 1750 | 1800 | 1400 | 1350 | 1400 | 1200 | 1350 | 1450 | 1550 | 1650 | 2100 | 1900 | 1350 | 1250 | 2200 | 1450 | 1150 | 600 | |
Cloud base (m) | 900 | 850 | 850 | 1400 | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 850 | 850 | 900 | 850 | 1350 | 1400 | 1400 | 900 |
 | — | 7:35 | — | — | 7:35 | — | — | 7:37 | — | — | 7:39 | — | — | 7:39 | — | — | 7:41 | — | — |
 | — | — | 4:12 | — | — | 4:12 | — | — | 4:12 | — | — | 4:12 | — | — | 4:10 | — | — | 4:10 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Drizzle on Fri afternoon followed by colder weather and a heavy fall of snow, heaviest during Fri night. Freeze-thaw conditions (max 2°C on Fri morning, min -2°C on Sat night). Winds decreasing (fresh winds from the W on Fri night, light winds from the SW by Sun morning).
Grindstone Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Mon morning. Becoming milder with heavy rain (total 77mm) on Mon afternoon. Freeze-thaw conditions (max 5°C on Mon night, min -3°C on Wed afternoon). Winds increasing (light winds from the SW on Sun night, fresh winds from the W by Tue night).
This table gives the weather forecast for Grindstone Mountain at the specific elevation of 1500 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.