– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 9 am Fri 19 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Fri 19 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Fri 19 Dec 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 Fri night. Turning milder with moderate rain (total 13mm), heaviest on Sat afternoon. Freeze-thaw conditions (max 4°C on Sun morning, min -1°C on Fri night). Wind will be generally light. | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Tue night. Becoming milder with moderate rain (total 19mm) heaviest on Wed afternoon. Freeze-thaw conditions (max 4°C on Tue morning, min -2°C on Wed night). Wind will be generally light. | |||||||||||||||||
Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | Wednesday 24 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  | | | | | | | | | |  |  | |
light rain | light snow | light snow | light rain | mod. rain | snow shwrs | cloudy | light snow | light snow | light rain | light snow | light snow | light rain | cloudy | light snow | mod. rain | rain shwrs | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | 2 | 4 | — | — | 1 | — | 1 | 3 | — | 1 | 3 | — | — | 3 | — | — | — | |
1.9 | — | — | 5 | 6 | — | — | — | — | 2 | 1.3 | — | 0.2 | — | — | 7 | 8 | — | |
max°C | 2 | 2 | 2 | 3 | 3 | 1 | 4 | 1 | 1 | 3 | 3 | 2 | 4 | 2 | 2 | 4 | 4 | 1 |
min°C | 2 | 1 | -1 | 3 | 2 | -1 | 3 | 1 | -1 | 2 | 2 | 1 | 3 | 1 | 0 | 3 | 4 | -2 |
0 | -2 | -5 | 1 | 0 | -1 | 3 | 1 | -3 | 1 | 1 | 1 | 3 | 0 | -2 | 1 | 3 | -4 | |
800 | 750 | 600 | 900 | 1000 | 400 | 900 | 750 | 700 | 850 | 900 | 800 | 950 | 800 | 550 | 950 | 1150 | 400 | |
Cloud base (m) | 1400 | 1400 | 900 | 900 | 850 | 850 | 1850 | 1700 | 1400 | 900 | 850 | 850 | 850 | 1550 | 1400 | 1350 | 1400 | 1400 |
 | 7:48 | — | — | 7:48 | — | — | 7:48 | — | — | 7:48 | — | — | 7:50 | — | — | 7:50 | — | — |
 | — | 4:13 | — | — | 4:14 | — | — | 4:14 | — | — | 4:15 | — | — | 4:15 | — | — | 4:15 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: A moderate fall of snow, heaviest on Fri night. Turning milder with moderate rain (total 13mm), heaviest on Sat afternoon. Freeze-thaw conditions (max 4°C on Sun morning, min -1°C on Fri night). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Tue night. Becoming milder with moderate rain (total 19mm) heaviest on Wed afternoon. Freeze-thaw conditions (max 4°C on Tue morning, min -2°C on Wed night). Wind will be generally light.
This table gives the weather forecast for Grindstone Mountain at the specific elevation of 500 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.