– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 10 pm Tue 10 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Tue 10 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Tue 10 Mar Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMild with heavy rain (total 69mm), heaviest during Wed night. Becoming colder with a moderate fall of snow heaviest on Wed night. Freeze-thaw conditions (max 7°C on Wed night, min 0°C on Thu night). Winds increasing (calm on Tue night, fresh winds from the WSW by Wed night). | Days 5–7 Weather SummaryHeavy rain (total 39mm), heaviest during Sun night. Freeze-thaw conditions (max 8°C on Sun night, min -5°C on Sat morning). Wind will be generally light. | ||||||||||||||||||
Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | | | |  |  | | | | |  | | |  | |
light snow | light rain | heavy rain | light snow | light snow | mod. rain | light snow | light snow | light rain | some clouds | some clouds | some clouds | some clouds | light rain | heavy rain | heavy rain | mod. rain | light rain | light rain | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
4 | — | — | 2 | 2 | — | 4 | 2 | — | — | — | — | — | — | — | — | — | — | — | |
— | 4 | 22 | 29 | 3 | 6 | — | 3 | 1.6 | — | — | — | — | 0.8 | 12 | 15 | 10 | 1.4 | 5 | |
max °C | 2 | 3 | 6 | 7 | 2 | 2 | 1 | 2 | 5 | 2 | 0 | 2 | -1 | 3 | 4 | 8 | 8 | 8 | 8 |
min °C | 1 | 2 | 4 | 2 | 1 | 2 | 0 | 0 | 4 | -3 | -5 | 2 | -4 | 1 | 4 | 6 | 7 | 8 | 7 |
0 | 1 | 3 | -3 | -3 | -2 | -3 | -2 | 3 | -7 | -9 | -1 | -7 | 1 | 4 | 4 | 5 | 6 | 5 | |
700 | 1000 | 1450 | 1150 | 850 | 850 | 500 | 850 | 1200 | 200 | 500 | 700 | 0 | 950 | 1200 | 2600 | 3300 | 3250 | 3200 | |
Cloud base (m) | 900 | 900 | 850 | 900 | 900 | 900 | 900 | 900 | 850 | 900 | 950 | 1650 | 1000 | 2250 | 900 | 950 | 900 | 900 | 1800 |
 | — | 7:24 | — | — | 7:22 | — | — | 7:20 | — | — | 7:18 | — | — | 7:16 | — | — | 7:15 | — | — |
 | — | — | 7:01 | — | — | 7:04 | — | — | 7:05 | — | — | 7:07 | — | — | 7:07 | — | — | 7:09 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Mild with heavy rain (total 69mm), heaviest during Wed night. Becoming colder with a moderate fall of snow heaviest on Wed night. Freeze-thaw conditions (max 7°C on Wed night, min 0°C on Thu night). Winds increasing (calm on Tue night, fresh winds from the WSW by Wed night).
Grindstone Mountain Weather (Days 3-6):
Heavy rain (total 39mm), heaviest during Sun night. Freeze-thaw conditions (max 8°C on Sun night, min -5°C on Sat morning). 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.