– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 4 am Mon 09 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Mon 09 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Mon 09 Mar Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA moderate fall of snow heaviest on Wed morning. Turning milder with heavy rain (total 56mm), heaviest during Wed night. Freeze-thaw conditions (max 7°C on Wed night, min -5°C on Mon night). Winds increasing (calm on Wed morning, fresh winds from the WSW by Wed night). | Days 4–6 Weather SummaryHeavy rain (total 116mm), heaviest during Thu night. Freeze-thaw conditions (max 5°C on Thu night, min -4°C on Sat night). Wind will be generally light. | |||||||||||||||||
Monday 9 | Tuesday 10 | Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  |  | |  |  |  | | | | |  | |  |  | |
light snow | light snow | snow shwrs | some clouds | cloudy | light snow | light snow | heavy rain | heavy rain | mod. rain | heavy rain | heavy rain | heavy rain | heavy rain | rain shwrs | some clouds | rain shwrs | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
2 | 1 | 3 | — | — | 4 | 2 | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | 7 | 23 | 27 | 9 | 10 | 51 | 28 | 14 | 3 | — | 0.2 | — | |
max °C | 0 | 1 | -2 | 0 | 2 | 1 | 3 | 6 | 7 | 3 | 4 | 5 | 5 | 5 | 3 | 2 | 3 | -1 |
min °C | -2 | 1 | -5 | -4 | 2 | 1 | 2 | 4 | 3 | 3 | 4 | 3 | 5 | 5 | -2 | -2 | 2 | -4 |
-5 | -3 | -9 | -7 | -1 | 0 | 1 | 3 | -1 | -1 | 2 | 1 | 3 | 3 | -5 | -5 | -1 | -7 | |
500 | 700 | 0 | 500 | 750 | 650 | 900 | 1400 | 1400 | 1000 | 1050 | 1250 | 1300 | 1200 | 400 | 750 | 800 | 0 | |
Cloud base (m) | 900 | 1500 | 1450 | 900 | 1800 | 900 | 900 | 850 | 900 | 900 | 900 | 850 | 850 | 850 | 1450 | 1500 | 1700 | 950 |
 | 7:28 | — | — | 7:26 | — | — | 7:24 | — | — | 7:22 | — | — | 7:20 | — | — | 7:18 | — | — |
 | — | 6:59 | — | — | 7:00 | — | — | 7:01 | — | — | 7:04 | — | — | 7:05 | — | — | 7:07 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: A moderate fall of snow heaviest on Wed morning. Turning milder with heavy rain (total 56mm), heaviest during Wed night. Freeze-thaw conditions (max 7°C on Wed night, min -5°C on Mon night). Winds increasing (calm on Wed morning, fresh winds from the WSW by Wed night).
Grindstone Mountain Weather (Days 3-6):
Heavy rain (total 116mm), heaviest during Thu night. Freeze-thaw conditions (max 5°C on Thu night, min -4°C on Sat 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.