– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 9 am Fri 06 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 am Fri 06 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 9 am Fri 06 Mar Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 19mm), heaviest on Sat night. Freeze-thaw conditions (max 10°C on Sat morning, min -2°C on Sun night). Wind will be generally light. | Days 4–6 Weather SummaryA moderate fall of snow heaviest on Tue night. Turning milder with heavy rain (total 96mm), heaviest during Wed afternoon. Freeze-thaw conditions (max 6°C on Wed afternoon, min -2°C on Mon night). Wind will be generally light. | |||||||||||||||||
Friday 6 | Saturday 7 | Sunday 8 | Monday 9 | Tuesday 10 | Wednesday 11 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | |  |  | |  |  |  |  |  | |  |  | |  | |
light rain | light rain | light rain | light rain | light rain | mod. rain | mod. rain | light rain | some clouds | snow shwrs | light snow | snow shwrs | rain shwrs | light snow | mod. snow | heavy rain | heavy rain | light snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | 1 | 1 | 6 | — | 1 | 9 | — | — | 1 | |
0.3 | 1 | 1.2 | 0.2 | 0.1 | 9 | 6 | 1.5 | — | — | — | — | 0.4 | — | — | 28 | 34 | 34 | |
max °C | 7 | 7 | 8 | 10 | 8 | 8 | 7 | 3 | -1 | 1 | 1 | 0 | 2 | 2 | 1 | 5 | 6 | 6 |
min °C | 6 | 6 | 6 | 9 | 8 | 7 | 4 | 1 | -2 | 1 | 0 | -2 | 1 | 1 | 1 | 4 | 6 | 2 |
5 | 4 | 4 | 7 | 6 | 5 | 1 | -2 | -5 | -3 | -2 | -5 | -2 | 0 | 0 | 2 | 3 | -2 | |
1450 | 1650 | 2350 | 3150 | 2550 | 2500 | 1500 | 1000 | 300 | 650 | 650 | 300 | 600 | 750 | 600 | 1150 | 1400 | 1250 | |
Cloud base (m) | 900 | 900 | 900 | 900 | 900 | 900 | 850 | 850 | 900 | 900 | 1550 | 900 | 950 | 1600 | 900 | 900 | 850 | 900 |
 | 6:33 | — | — | 6:31 | — | — | 7:30 | — | — | 6:28 | — | — | 6:26 | — | — | 6:24 | — | — |
 | — | 5:55 | — | — | 5:57 | — | — | 6:59 | — | — | 6:00 | — | — | 6:01 | — | — | 6:02 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Moderate rain (total 19mm), heaviest on Sat night. Freeze-thaw conditions (max 10°C on Sat morning, min -2°C on Sun night). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
A moderate fall of snow heaviest on Tue night. Turning milder with heavy rain (total 96mm), heaviest during Wed afternoon. Freeze-thaw conditions (max 6°C on Wed afternoon, min -2°C on Mon 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.