– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 10 pm Tue 12 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Tue 12 May Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Tue 12 May Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA moderate fall of snow, heaviest on Wed morning. Freeze-thaw conditions (max 10°C on Tue night, min -5°C on Thu night). Winds increasing (calm on Tue night, gales from the WNW by Wed afternoon). | Days 5–7 Weather SummaryA moderate fall of snow, heaviest on Fri night. Freeze-thaw conditions (max 1°C on Mon afternoon, min -8°C on Fri night). Winds decreasing (strong winds from the W on Fri night, light winds from the NW by Sun morning). | ||||||||||||||||||
Wednesday 13 | Thursday 14 | Friday 15 | Saturday 16 | Sunday 17 | Monday 18 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | |  |  |  | |  | |  |  | | | | |
rain shwrs | mod. snow | light snow | light snow | some clouds | some clouds | light snow | some clouds | cloudy | mod. snow | snow shwrs | snow shwrs | snow shwrs | some clouds | clear | some clouds | clear | some clouds | some clouds | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | 7 | 4 | 2 | — | — | 2 | — | — | 8 | 2 | 3 | 2 | — | — | — | — | — | — | |
0.4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 10 | 0 | -2 | -2 | -1 | -2 | -3 | -4 | -3 | -5 | -7 | -6 | -6 | -3 | -2 | -3 | -1 | 1 | 0 |
min °C | 4 | -2 | -3 | -3 | -1 | -3 | -5 | -4 | -4 | -8 | -8 | -6 | -7 | -5 | -3 | -3 | -3 | 0 | -2 |
4 | -10 | -13 | -13 | -9 | -11 | -15 | -12 | -12 | -18 | -18 | -15 | -16 | -10 | -7 | -9 | -8 | -5 | -10 | |
3500 | 1900 | 1950 | 1750 | 2150 | 1900 | 1500 | 1650 | 1750 | 1250 | 1450 | 1450 | 1050 | 1650 | 1850 | 1450 | 2100 | 2450 | 2000 | |
Cloud base (m) | 2500 | 850 | 900 | 900 | 900 | 1550 | 900 | 950 | 1650 | 900 | 900 | 900 | 900 | 900 | 950 | 900 | 950 | 2050 | 950 |
 | — | 5:28 | — | — | 5:26 | — | — | 5:26 | — | — | 5:24 | — | — | 5:24 | — | — | 5:22 | — | — |
 | — | — | — | 8:30 | — | — | 8:31 | — | — | 8:34 | — | — | 8:35 | — | — | 8:36 | — | — | 8:37 |
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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. Freeze-thaw conditions (max 10°C on Tue night, min -5°C on Thu night). Winds increasing (calm on Tue night, gales from the WNW by Wed afternoon).
Grindstone Mountain Weather (Days 3-6):
A moderate fall of snow, heaviest on Fri night. Freeze-thaw conditions (max 1°C on Mon afternoon, min -8°C on Fri night). Winds decreasing (strong winds from the W on Fri night, light winds from the NW by Sun morning).
This table gives the weather forecast for Grindstone Mountain at the specific elevation of 2296 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.