– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 3 am Fri 20 Feb Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Fri 20 Feb Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Fri 20 Feb Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA moderate fall of snow, heaviest on Sun morning. Temperatures will be below freezing (max -5°C on Sun morning, min -11°C on Fri night). Winds increasing (light winds from the SW on Fri night, strong winds from the WSW by Sun night). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Mon afternoon. Temperatures will be below freezing (max -4°C on Mon morning, min -10°C on Mon night). Winds increasing (moderate winds from the SSW on Mon morning, near gales from the WNW by Tue night). | |||||||||||||||||
Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | |  |  | | |  |  |  | |  | | |  | |  | |
cloudy | cloudy | cloudy | cloudy | light snow | light snow | light snow | light snow | snow shwrs | mod. snow | heavy snow | snow shwrs | snow shwrs | snow shwrs | snow shwrs | some clouds | some clouds | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | 2 | 5 | 4 | 3 | 4 | 6 | 11 | 6 | 1 | 1 | 6 | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -9 | -9 | -11 | -8 | -8 | -7 | -5 | -6 | -7 | -4 | -4 | -4 | -9 | -9 | -9 | -7 | -7 | -7 |
min °C | -9 | -10 | -11 | -9 | -8 | -8 | -6 | -6 | -7 | -5 | -4 | -10 | -10 | -9 | -10 | -8 | -8 | -8 |
-16 | -16 | -16 | -16 | -17 | -17 | -14 | -14 | -16 | -12 | -12 | -22 | -21 | -19 | -21 | -19 | -19 | -19 | |
400 | 800 | 0 | 350 | 650 | 550 | 1000 | 1100 | 1100 | 1150 | 1250 | 1300 | 950 | 1100 | 750 | 950 | 1050 | 550 | |
Cloud base (m) | 900 | 1550 | 1500 | 950 | 900 | 900 | 900 | 900 | 900 | 1850 | 850 | 850 | 900 | 1500 | 900 | 900 | 1500 | 950 |
 | 7:00 | — | — | 6:58 | — | — | 6:56 | — | — | 6:54 | — | — | 6:52 | — | — | 6:50 | — | — |
 | — | 5:34 | — | — | 5:36 | — | — | 5:37 | — | — | 5:38 | — | — | 5:40 | — | — | 5:42 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: A moderate fall of snow, heaviest on Sun morning. Temperatures will be below freezing (max -5°C on Sun morning, min -11°C on Fri night). Winds increasing (light winds from the SW on Fri night, strong winds from the WSW by Sun night).
Grindstone Mountain Weather (Days 3-6):
A heavy fall of snow, heaviest during Mon afternoon. Temperatures will be below freezing (max -4°C on Mon morning, min -10°C on Mon night). Winds increasing (moderate winds from the SSW on Mon morning, near gales from the WNW by Tue night).
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.