– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 9 am Mon 15 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Mon 15 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Mon 15 Dec Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 13mm) on Mon morning. Becoming colder with heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 7°C on Mon morning, min -4°C on Tue night). Winds decreasing (strong winds from the W on Tue night, light winds from the SW by Wed night). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Thu morning. Temperatures will be below freezing (max -1°C on Thu afternoon, min -7°C on Thu night). Mainly fresh winds. | |||||||||||||||||
Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | |  | | |  |  | | | |  | | |
heavy rain | light snow | light snow | mod. snow | mod. snow | heavy snow | mod. snow | light snow | some clouds | mod. snow | light snow | snow shwrs | snow shwrs | snow shwrs | snow shwrs | light snow | some clouds | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | 1 | 2 | 9 | 9 | 28 | 6 | 4 | — | 6 | 5 | 9 | 1 | 1 | 4 | 2 | — | — | |
11 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 7 | 4 | 0 | 0 | 1 | 0 | -4 | -3 | -3 | -3 | -1 | -1 | -5 | -6 | -5 | -4 | -4 | -6 |
min°C | 6 | 1 | -1 | -1 | 0 | -4 | -4 | -4 | -4 | -3 | -2 | -7 | -6 | -7 | -7 | -4 | -6 | -6 |
3 | -5 | -7 | -5 | -5 | -13 | -12 | -11 | -8 | -6 | -7 | -14 | -12 | -12 | -12 | -9 | -11 | -10 | |
2800 | 2050 | 1350 | 1300 | 1650 | 1550 | 900 | 950 | 900 | 900 | 1100 | 1050 | 550 | 400 | 300 | 850 | 800 | 150 | |
Cloud base (m) | 850 | 850 | 950 | 850 | 850 | 1350 | 1450 | 900 | 900 | 850 | 1350 | 1400 | 1400 | 1400 | 1400 | 900 | 850 | 850 |
 | 7:45 | — | — | 7:46 | — | — | 7:46 | — | — | 7:47 | — | — | 7:48 | — | — | 7:48 | — | — |
 | — | 4:12 | — | — | 4:12 | — | — | 4:12 | — | — | 4:13 | — | — | 4:13 | — | — | 4:14 | — |
Loading...
Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Moderate rain (total 13mm) on Mon morning. Becoming colder with heavy fall of snow, heaviest during Tue night. Freeze-thaw conditions (max 7°C on Mon morning, min -4°C on Tue night). Winds decreasing (strong 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 morning. Temperatures will be below freezing (max -1°C on Thu afternoon, min -7°C on Thu night). Mainly fresh winds.
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 |
|---|---|---|---|---|---|
 | |||||
 | |||||
 | |||||
| |||||
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.