– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain Weather Forecast
Cascade Range · United StatesIssued: 4 pm Tue 27 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Tue 27 Oct Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA moderate fall of snow, heaviest on Tue night. Temperatures will be below freezing (max -4°C on Tue afternoon, min -9°C on Thu morning). Winds decreasing (strong winds from the W on Tue night, calm by Wed night). | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Fri afternoon. Freeze-thaw conditions (max 1°C on Mon morning, min -8°C on Fri night). Winds decreasing (fresh winds from the NW on Sun afternoon, calm by Mon morning). | ||||||||||||||||
Tue 27 | Wednesday 28 | Thursday 29 | Friday 30 | Saturday 31 | Sunday 1 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | | | | | | |  | | | | | |
light snow | snow shwrs | snow shwrs | light snow | some clouds | some clouds | some clouds | snow shwrs | light snow | light snow | snow shwrs | some clouds | cloudy | some clouds | some clouds | some clouds | some clouds | |
Cloud base (m) | 850 | 850 | 900 | 900 | 1550 | 1850 | 900 | 900 | 850 | 900 | 900 | 1500 | 900 | 900 | 900 | 900 | 900 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | 2 | 11 | 2 | 1 | — | — | — | 1 | 1 | 4 | 1 | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -4 | -6 | -7 | -6 | -7 | -8 | -7 | -6 | -5 | -5 | -7 | -7 | -6 | -6 | -6 | -4 | -1 |
min °C | -5 | -6 | -7 | -7 | -8 | -9 | -7 | -7 | -6 | -6 | -8 | -8 | -6 | -7 | -7 | -5 | -3 |
chill °C | -14 | -15 | -16 | -15 | -12 | -12 | -12 | -14 | -14 | -11 | -13 | -12 | -10 | -10 | -15 | -14 | -10 |
Freezing level m | 1550 | 1350 | 1350 | 1350 | 700 | 1250 | 1300 | 950 | 1350 | 1350 | 950 | 1300 | 1450 | 1050 | 1300 | 1300 | 850 |
 | — | — | 7:41 | — | — | 7:41 | — | — | 7:43 | — | — | 7:45 | — | — | 6:47 | — | — |
 | 5:53 | — | — | 5:52 | — | — | 5:51 | — | — | 5:49 | — | — | 5:47 | — | — | 4:45 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: A moderate fall of snow, heaviest on Tue night. Temperatures will be below freezing (max -4°C on Tue afternoon, min -9°C on Thu morning). Winds decreasing (strong winds from the W on Tue night, calm by Wed night).
Grindstone Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Fri afternoon. Freeze-thaw conditions (max 1°C on Mon morning, min -8°C on Fri night). Winds decreasing (fresh winds from the NW on Sun afternoon, calm by Mon morning).
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.
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