– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 3 pm Sun 11 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Sun 11 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Sun 11 Jan Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 25mm), heaviest during Sun afternoon. Very mild (max 12°C on Tue morning, min 7°C on Sun afternoon). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Very mild (max 12°C on Thu morning, min 5°C on Thu night). Wind will be generally light. | ||||||||||||||||
Sun 11 | Monday 12 | Tuesday 13 | Wednesday 14 | Thursday 15 | Friday 16 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | |  |  |  |  | | | | | | | |
mod. rain | heavy rain | light rain | light rain | light rain | cloudy | cloudy | clear | clear | some clouds | some clouds | clear | clear | some clouds | clear | clear | clear | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
7 | 16 | 0.6 | 0.5 | 0.7 | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 7 | 8 | 9 | 9 | 10 | 12 | 11 | 9 | 12 | 10 | 8 | 12 | 10 | 6 | 10 | 9 | 7 |
min °C | 7 | 8 | 8 | 9 | 9 | 10 | 10 | 7 | 11 | 8 | 7 | 10 | 8 | 5 | 8 | 7 | 6 |
7 | 7 | 6 | 7 | 8 | 10 | 10 | 7 | 11 | 6 | 6 | 10 | 8 | 5 | 8 | 7 | 6 | |
2100 | 2450 | 2500 | 2950 | 2900 | 3500 | 3750 | 3750 | 3500 | 2950 | 3300 | 3400 | 3400 | 3500 | 3700 | 3850 | 3750 | |
Cloud base (m) | 900 | 900 | 950 | 900 | 950 | 950 | 950 | 900 | 1050 | 950 | 900 | 950 | 950 | ||||
 | — | — | 7:48 | — | — | 7:48 | — | — | 7:47 | — | — | 7:47 | — | — | 7:46 | — | — |
 | 4:34 | — | — | 4:35 | — | — | 4:36 | — | — | 4:37 | — | — | 4:38 | — | — | 4:40 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Heavy rain (total 25mm), heaviest during Sun afternoon. Very mild (max 12°C on Tue morning, min 7°C on Sun afternoon). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
Mostly dry. Very mild (max 12°C on Thu morning, min 5°C on Thu 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.