– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 10 pm Wed 11 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Wed 11 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Wed 11 Mar Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryHeavy rain (total 55mm), mostly on Wed night. Becoming colder with a light covering of snow ,mostly falling on Thu night. Freeze-thaw conditions (max 8°C on Wed night, min -2°C on Fri night). Winds decreasing (strong winds from the WSW on Wed night, light winds from the WNW by Thu night). | Days 5–7 Weather SummaryModerate rain (total 18mm), heaviest on Sun night. Freeze-thaw conditions (max 9°C on Tue morning, min -4°C on Sat night). Wind will be generally light. | ||||||||||||||||||
Thursday 12 | Friday 13 | Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  |  | | |  | | | | |  | | | | |
heavy rain | heavy rain | mod. rain | mod. snow | light snow | light rain | some clouds | some clouds | some clouds | some clouds | cloudy | light rain | heavy rain | light rain | light rain | rain shwrs | some clouds | light rain | some clouds | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | 6 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
29 | 11 | 8 | — | 3 | 3 | — | — | — | — | — | 0.3 | 13 | 1.5 | 1.5 | 0.9 | — | 0.2 | — | |
max °C | 8 | 2 | 3 | 1 | 3 | 5 | 2 | 1 | 1 | -3 | 2 | 4 | 5 | 7 | 8 | 8 | 9 | 9 | 8 |
min °C | 3 | 2 | 2 | 0 | 1 | 4 | -2 | -2 | 1 | -4 | -1 | 4 | 3 | 5 | 7 | 6 | 6 | 8 | 7 |
-2 | -3 | -1 | -3 | -1 | 2 | -5 | -6 | -3 | -7 | -1 | 4 | 3 | 3 | 6 | 4 | 4 | 7 | 6 | |
1200 | 800 | 800 | 550 | 900 | 1200 | 350 | 600 | 650 | 0 | 800 | 1100 | 1250 | 3100 | 3400 | 3600 | 3300 | 3300 | 3200 | |
Cloud base (m) | 900 | 900 | 900 | 900 | 900 | 850 | 900 | 950 | 1600 | 950 | 2700 | 1900 | 900 | 900 | 900 | 900 | 900 | 900 | 5850 |
 | — | 7:22 | — | — | 7:20 | — | — | 7:18 | — | — | 7:16 | — | — | 7:15 | — | — | 7:13 | — | — |
 | — | — | 7:04 | — | — | 7:05 | — | — | 7:07 | — | — | 7:07 | — | — | 7:09 | — | — | 7:10 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Heavy rain (total 55mm), mostly on Wed night. Becoming colder with a light covering of snow ,mostly falling on Thu night. Freeze-thaw conditions (max 8°C on Wed night, min -2°C on Fri night). Winds decreasing (strong winds from the WSW on Wed night, light winds from the WNW by Thu night).
Grindstone Mountain Weather (Days 3-6):
Moderate rain (total 18mm), heaviest on Sun night. Freeze-thaw conditions (max 9°C on Tue morning, 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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* 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.