– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 3 am Fri 12 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 am Fri 12 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 3 am Fri 12 Dec Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 14mm), heaviest on Sun night. Mild temperatures (max 7°C on Sat morning, min 2°C on Fri night). Wind will be generally light. | Days 4–6 Weather SummaryModerate rain (total 15mm) on Mon morning. Becoming colder with heavy fall of snow, heaviest during Tue afternoon. Freeze-thaw conditions (max 6°C on Mon afternoon, min -6°C on Wed night). Winds decreasing (strong winds from the WSW on Tue night, light winds from the SSE by Wed night). | |||||||||||||||||
Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | |  |  | |  |  |  |  | |  | | |
light rain | cloudy | some clouds | some clouds | some clouds | rain shwrs | light rain | cloudy | heavy rain | mod. rain | mod. rain | mod. snow | mod. snow | heavy snow | heavy snow | mod. snow | light snow | mod. snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | 10 | 6 | 11 | 16 | 7 | 1 | 7 | |
0.3 | — | — | — | — | 1 | 0.9 | — | 12 | 10 | 6 | — | — | — | — | — | — | — | |
max°C | 4 | 3 | 3 | 7 | 7 | 6 | 4 | 4 | 4 | 4 | 6 | 1 | 0 | 0 | -3 | -3 | -4 | -4 |
min°C | 4 | 3 | 2 | 5 | 6 | 2 | 2 | 4 | 4 | 4 | 4 | -1 | -1 | 0 | -5 | -3 | -4 | -6 |
1 | -1 | -1 | 4 | 5 | 0 | -1 | 2 | 3 | 2 | -1 | -4 | -5 | -4 | -13 | -8 | -7 | -9 | |
2650 | 3200 | 3300 | 3150 | 3050 | 2550 | 2100 | 2350 | 2450 | 2800 | 2450 | 1500 | 1400 | 1450 | 900 | 1000 | 950 | 700 | |
Cloud base (m) | 900 | 900 | 1550 | 900 | 6050 | 900 | 1600 | 900 | 850 | 850 | 850 | 850 | 1350 | 1400 | 900 | 850 | 1400 | |
 | 7:41 | — | — | 7:43 | — | — | 7:43 | — | — | 7:45 | — | — | 7:46 | — | — | 7:46 | — | — |
 | — | 4:10 | — | — | 4:12 | — | — | 4:12 | — | — | 4:12 | — | — | 4:12 | — | — | 4:12 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Moderate rain (total 14mm), heaviest on Sun night. Mild temperatures (max 7°C on Sat morning, min 2°C on Fri night). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
Moderate rain (total 15mm) on Mon morning. Becoming colder with heavy fall of snow, heaviest during Tue afternoon. Freeze-thaw conditions (max 6°C on Mon afternoon, min -6°C on Wed night). Winds decreasing (strong winds from the WSW on Tue night, light winds from the SSE by Wed night).
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.