– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 9 am Wed 17 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Wed 17 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 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. Freeze-thaw conditions (max 1°C on Thu afternoon, min -6°C on Thu night). Winds decreasing (fresh winds from the W on Wed morning, light winds from the S by Wed night). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Mon afternoon. Temperatures will be below freezing (max -3°C on Sat morning, min -8°C on Sat night). Wind will be generally light. | |||||||||||||||||
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 | |
 | |  | |  |  |  | |  | |  | | | | |  | | | |
light snow | light snow | cloudy | light snow | heavy snow | heavy snow | snow shwrs | light snow | mod. snow | light snow | cloudy | cloudy | light snow | light snow | mod. snow | mod. snow | mod. snow | mod. snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
5 | 3 | — | 5 | 11 | 13 | 2 | 3 | 6 | 2 | — | — | 4 | 4 | 9 | 6 | 9 | 6 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -3 | -3 | -3 | -3 | 1 | -1 | -5 | -5 | -5 | -3 | -4 | -7 | -4 | -4 | -5 | -5 | -5 | -5 |
min°C | -4 | -3 | -3 | -3 | -3 | -6 | -6 | -5 | -6 | -4 | -6 | -8 | -5 | -4 | -5 | -5 | -5 | -7 |
-13 | -8 | -9 | -6 | -8 | -13 | -12 | -12 | -11 | -7 | -6 | -8 | -9 | -8 | -9 | -10 | -11 | -12 | |
850 | 950 | 950 | 1000 | 900 | 1300 | 650 | 750 | 650 | 900 | 900 | 200 | 700 | 850 | 700 | 800 | 800 | 650 | |
Cloud base (m) | 1450 | 900 | 900 | 850 | 1350 | 1400 | 1450 | 1400 | 900 | 900 | 850 | 1400 | 1550 | 1400 | 1350 | 1400 | 850 | 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. Freeze-thaw conditions (max 1°C on Thu afternoon, min -6°C on Thu night). Winds decreasing (fresh winds from the W on Wed morning, light winds from the S by Wed night).
Grindstone Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Mon afternoon. Temperatures will be below freezing (max -3°C on Sat morning, min -8°C on Sat night). Wind will be generally light.
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.