– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 10 am Wed 26 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Wed 26 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Wed 26 Aug Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Very mild (max 15°C on Wed afternoon, min 2°C on Fri night). Winds increasing (light winds from the SSW on Wed afternoon, fresh winds from the W by Thu night). | Days 4–6 Weather SummarySome drizzle, heaviest during Mon afternoon. Freeze-thaw conditions (max 6°C on Sun afternoon, min 0°C on Sat morning). Mainly fresh winds. | |||||||||||||||||
Wednesday 26 | Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | Monday 31 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | | | |  | | | | | |  |  |  | |
clear | rain shwrs | clear | clear | clear | some clouds | clear | clear | some clouds | some clouds | rain shwrs | some clouds | some clouds | some clouds | some clouds | cloudy | light rain | rain shwrs | |
Cloud base (m) | 4150 | 2700 | 900 | 900 | 2650 | 900 | 900 | 1650 | 1650 | 1550 | 2500 | 2300 | 2500 | 1500 | 900 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 0.1 | — | — | — | — | — | — | — | — | 0.1 | — | — | — | — | — | 1.1 | 0.1 |
max °C | 14 | 15 | 11 | 8 | 9 | 7 | 6 | 7 | 5 | 0 | 2 | 3 | 4 | 6 | 4 | 5 | 5 | 3 |
min °C | 12 | 14 | 9 | 8 | 8 | 5 | 5 | 7 | 2 | 0 | 2 | 2 | 3 | 6 | 4 | 4 | 4 | 2 |
chill °C | 10 | 14 | 6 | 6 | 5 | 1 | 2 | 4 | -2 | -5 | -3 | -4 | -1 | 2 | -1 | 1 | -1 | -4 |
Freezing level m | 4100 | 4150 | 3950 | 3500 | 3550 | 3650 | 3300 | 3250 | 3100 | 2350 | 2600 | 3100 | 3200 | 3250 | 3250 | 2950 | 2950 | 2850 |
 | 6:13 | — | — | 6:13 | — | — | 6:16 | — | — | 6:16 | — | — | 6:18 | — | — | 6:20 | — | — |
 | — | 7:55 | — | — | 7:53 | — | — | 7:52 | — | — | 7:50 | — | — | 7:47 | — | — | 7:45 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Mostly dry. Very mild (max 15°C on Wed afternoon, min 2°C on Fri night). Winds increasing (light winds from the SSW on Wed afternoon, fresh winds from the W by Thu night).
Grindstone Mountain Weather (Days 3-6):
Some drizzle, heaviest during Mon afternoon. Freeze-thaw conditions (max 6°C on Sun afternoon, min 0°C on Sat morning). Mainly fresh winds.
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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
 | |||||
| |||||
| |||||
Winthrop Airport (Washington) |  | ||||
Seattl / oeing Airport | |
* 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.
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