– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 3 pm Thu 11 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 3 pm Thu 11 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 3 pm Thu 11 Dec Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA dusting of snow turning to light rain (total 5mm) on Thu night. Freeze-thaw conditions (max 7°C on Sat night, min 0°C on Thu afternoon). Wind will be generally light. | Days 5–7 Weather SummaryHeavy rain (total 39mm) on Mon morning. Becoming colder with heavy fall of snow, heaviest during Tue afternoon. Freeze-thaw conditions (max 5°C on Mon morning, min -5°C on Tue night). Winds increasing (light winds from the SW on Sun afternoon, fresh winds from the W by Tue night). | ||||||||||||||||
Thu 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | |  | | |  |  |  |  | |  |  | |
light snow | light rain | light rain | light rain | cloudy | some clouds | some clouds | some clouds | light rain | some clouds | mod. rain | heavy rain | mod. rain | rain shwrs | light snow | heavy snow | heavy snow | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
3 | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 13 | 15 | |
— | 4 | 0.5 | 0.1 | — | — | — | — | 0.2 | — | 8 | 13 | 9 | 8 | — | — | — | |
max°C | 1 | 4 | 4 | 3 | 3 | 6 | 6 | 7 | 4 | 4 | 4 | 5 | 5 | 4 | -1 | -1 | -4 |
min°C | 0 | 2 | 4 | 3 | 2 | 4 | 6 | 5 | 3 | 4 | 4 | 3 | 4 | -2 | -2 | -2 | -5 |
-3 | -1 | 0 | -1 | -1 | 3 | 5 | 2 | 0 | 2 | 2 | 0 | 0 | -6 | -5 | -9 | -13 | |
1800 | 2300 | 2550 | 3300 | 3350 | 3250 | 3100 | 2750 | 2400 | 2450 | 2500 | 2450 | 2500 | 1450 | 1250 | 1350 | 800 | |
Cloud base (m) | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 8250 | 2300 | 1600 | 900 | 850 | 850 | 850 | 850 | 1350 | 1400 |
 | — | — | 7:41 | — | — | 7:43 | — | — | 7:43 | — | — | 7:45 | — | — | 7:46 | — | — |
 | 4:10 | — | — | 4:10 | — | — | 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: A dusting of snow turning to light rain (total 5mm) on Thu night. Freeze-thaw conditions (max 7°C on Sat night, min 0°C on Thu afternoon). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
Heavy rain (total 39mm) on Mon morning. Becoming colder with heavy fall of snow, heaviest during Tue afternoon. Freeze-thaw conditions (max 5°C on Mon morning, min -5°C on Tue night). Winds increasing (light winds from the SW on Sun afternoon, fresh winds from the W by Tue 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.