– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 4 am Thu 19 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Thu 19 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Thu 19 Mar Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryHeavy rain (total 40mm), heaviest during Fri afternoon. Freeze-thaw conditions (max 5°C on Thu morning, min -5°C on Sat night). Wind will be generally light. | Days 4–6 Weather SummaryA moderate fall of snow, heaviest on Tue afternoon. Freeze-thaw conditions (max 3°C on Mon afternoon, min -8°C on Tue night). Winds increasing (calm on Mon night, near gales from the W by Tue night). | |||||||||||||||||
Thursday 19 | Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  | |  | | | |  | |  |  | |  | |
mod. rain | light rain | heavy rain | mod. rain | mod. rain | light rain | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | cloudy | some clouds | cloudy | light snow | light snow | mod. snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 3 | 3 | 7 | |
7 | 4 | 13 | 5 | 8 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 5 | 4 | 5 | 4 | 4 | 2 | -1 | -1 | -4 | -1 | 1 | -2 | 1 | 3 | 0 | -1 | 1 | -2 |
min °C | 4 | 4 | 5 | 4 | 3 | 1 | -1 | -2 | -5 | -4 | 1 | -3 | -2 | 2 | -1 | -2 | 0 | -8 |
1 | 2 | 3 | 1 | 0 | -3 | -6 | -8 | -10 | -7 | -2 | -7 | -5 | -2 | -1 | -5 | -3 | -19 | |
2700 | 2950 | 2750 | 2500 | 2250 | 1850 | 1300 | 1200 | 600 | 1400 | 1600 | 1100 | 1650 | 1750 | 1550 | 1300 | 1700 | 350 | |
Cloud base (m) | 900 | 900 | 900 | 900 | 900 | 900 | 900 | 1550 | 950 | 5150 | 2000 | 900 | 900 | 2700 | 2500 | 850 | 1350 | 900 |
 | 7:09 | — | — | 7:07 | — | — | 7:05 | — | — | 7:03 | — | — | 7:01 | — | — | 6:58 | — | — |
 | — | 7:14 | — | — | 7:15 | — | — | 7:16 | — | — | 7:17 | — | — | 7:20 | — | — | 7:21 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Heavy rain (total 40mm), heaviest during Fri afternoon. Freeze-thaw conditions (max 5°C on Thu morning, min -5°C on Sat night). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
A moderate fall of snow, heaviest on Tue afternoon. Freeze-thaw conditions (max 3°C on Mon afternoon, min -8°C on Tue night). Winds increasing (calm on Mon night, near gales 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.