– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 9 pm Sat 07 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Sat 07 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Sat 07 Mar Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryModerate rain (total 19mm), heaviest on Sat night giving way to a moderate fall of snow, heaviest on Sun night. Freeze-thaw conditions (max 9°C on Sat night, min -5°C on Mon night). Wind will be generally light. | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Tue night will be washed away by heavy rain (total 90mm) on Wed night. Freeze-thaw conditions (max 6°C on Wed afternoon, min -4°C on Thu night). Wind will be generally light. | ||||||||||||||||||
Sunday 8 | Monday 9 | Tuesday 10 | Wednesday 11 | Thursday 12 | Friday 13 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  |  | | |  | |  | | | |  | |  | |
mod. rain | mod. rain | light rain | mod. snow | cloudy | light snow | snow shwrs | rain shwrs | light snow | snow shwrs | heavy rain | heavy rain | light snow | light rain | light snow | snow shwrs | some clouds | cloudy | cloudy | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | 6 | — | 3 | 3 | — | 1 | 2 | — | — | 1 | — | 1 | 3 | — | — | — | |
8 | 9 | 2 | — | — | — | — | 0.2 | — | — | 21 | 29 | 35 | 3 | 1.4 | — | — | — | — | |
max °C | 9 | 7 | 5 | 1 | 1 | 0 | -2 | 2 | 2 | 2 | 5 | 6 | 6 | 3 | 3 | 0 | 2 | 2 | -2 |
min °C | 7 | 7 | 2 | -2 | 0 | -2 | -5 | 0 | 1 | 0 | 4 | 6 | 2 | 3 | 1 | -4 | 0 | -2 | -3 |
5 | 5 | -1 | -6 | -5 | -5 | -8 | -2 | -1 | -2 | 3 | 3 | -1 | 0 | -2 | -8 | -3 | -4 | -3 | |
2850 | 1550 | 1250 | 600 | 500 | 550 | 0 | 550 | 800 | 450 | 1100 | 1500 | 1250 | 900 | 950 | 250 | 500 | 750 | 0 | |
Cloud base (m) | 900 | 850 | 850 | 850 | 900 | 1400 | 900 | 950 | 1700 | 900 | 900 | 850 | 900 | 900 | 900 | 900 | 900 | 1900 | 2250 |
 | — | 7:30 | — | — | 6:28 | — | — | 6:26 | — | — | 6:24 | — | — | 6:22 | — | — | 6:20 | — | — |
 | — | — | 6:59 | — | — | 6:00 | — | — | 6:01 | — | — | 6:02 | — | — | 6:05 | — | — | 6:06 | — |
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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 giving way to a moderate fall of snow, heaviest on Sun night. Freeze-thaw conditions (max 9°C on Sat night, min -5°C on Mon night). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Tue night will be washed away by heavy rain (total 90mm) on Wed night. Freeze-thaw conditions (max 6°C on Wed afternoon, min -4°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) | | ||||
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.