– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 9 pm Mon 08 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 9 pm Mon 08 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 9 pm Mon 08 Dec Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 140mm) on Mon night. Becoming colder with heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 6°C on Wed afternoon, min -2°C on Mon night). Winds increasing (calm on Tue afternoon, fresh winds from the W by Wed night). | Days 5–7 Weather SummaryA dusting of snow turning to light rain (total 7mm) on Sat night. Temperatures will be slightly above freezing (max 4°C on Fri morning, min 1°C on Thu night). Wind will be generally light. | ||||||||||||||||||
Tuesday 9 | Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  | | |  |  | |  |  | |  | | | | |
snow shwrs | cloudy | light snow | mod. snow | heavy rain | heavy rain | heavy rain | light snow | light snow | light snow | light rain | light rain | light rain | some clouds | some clouds | rain shwrs | light rain | light rain | rain shwrs | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
12 | — | 2 | 6 | — | — | — | 3 | 1 | 1 | — | — | — | — | — | — | — | — | — | |
19 | — | — | 38 | 28 | 24 | 31 | — | — | 0.8 | 0.9 | 0.9 | 0.9 | — | — | 1.2 | 1 | 1 | 0.8 | |
max°C | 4 | 0 | 0 | 4 | 5 | 6 | 6 | 1 | 1 | 3 | 4 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 |
min°C | -2 | -1 | -1 | 0 | 5 | 6 | 3 | 1 | 1 | 1 | 3 | 3 | 2 | 3 | 2 | 2 | 2 | 3 | 3 |
-8 | -6 | -3 | -2 | 2 | 2 | -2 | -4 | -3 | -3 | -1 | -2 | 0 | 1 | 1 | -1 | -1 | 3 | 1 | |
1450 | 1300 | 1600 | 2450 | 2650 | 2950 | 2650 | 2000 | 1850 | 2250 | 2150 | 2200 | 2050 | 2850 | 2200 | 2300 | 2050 | 2200 | 2300 | |
Cloud base (m) | 900 | 900 | 1700 | 850 | 850 | 850 | 850 | 900 | 900 | 900 | 900 | 850 | 900 | 900 | 900 | 950 | 1550 | 900 | |
 | — | 7:39 | — | — | 7:41 | — | — | 7:41 | — | — | 7:41 | — | — | 7:43 | — | — | 7:43 | — | — |
 | — | — | 4:10 | — | — | 4:10 | — | — | 4:10 | — | — | 4:10 | — | — | 4:12 | — | — | 4:12 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Heavy rain (total 140mm) on Mon night. Becoming colder with heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 6°C on Wed afternoon, min -2°C on Mon night). Winds increasing (calm on Tue afternoon, fresh winds from the W by Wed night).
Grindstone Mountain Weather (Days 3-6):
A dusting of snow turning to light rain (total 7mm) on Sat night. Temperatures will be slightly above freezing (max 4°C on Fri morning, min 1°C on Thu night). Wind will be generally light.
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.