– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 10 am Wed 05 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Wed 05 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Wed 05 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 19°C on Thu afternoon, min 12°C on Fri night). Winds increasing (light winds from the WSW on Wed morning, fresh winds from the WNW by Fri night). | Days 4–6 Weather SummaryMostly dry. Very mild (max 15°C on Sat afternoon, min 10°C on Sat night). Wind will be generally light. | |||||||||||||||||
Wednesday 5 | Thursday 6 | Friday 7 | Saturday 8 | Sunday 9 | Monday 10 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | | | | |  |  | | | | | | | | | |
clear | clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | clear | clear | clear | some clouds | clear | clear | clear | clear | |
Cloud base (m) | 6400 | 8500 | 9250 | 8550 | 9150 | |||||||||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 15 | 18 | 16 | 17 | 19 | 17 | 16 | 17 | 14 | 14 | 15 | 12 | 13 | 15 | 13 | 13 | 15 | 13 |
min °C | 13 | 17 | 14 | 15 | 18 | 14 | 14 | 16 | 12 | 12 | 14 | 10 | 11 | 15 | 10 | 11 | 14 | 10 |
chill °C | 13 | 17 | 12 | 14 | 18 | 13 | 13 | 15 | 10 | 10 | 12 | 8 | 11 | 15 | 8 | 10 | 13 | 9 |
Freezing level m | 4300 | 4650 | 4700 | 4600 | 4700 | 4800 | 4750 | 4650 | 4750 | 4450 | 4400 | 4500 | 4300 | 4500 | 4400 | 4300 | 4450 | 4450 |
 | 5:45 | — | — | 5:47 | — | — | 5:48 | — | — | 5:48 | — | — | 5:50 | — | — | 5:52 | — | — |
 | — | — | 8:31 | — | — | 8:30 | — | — | 8:29 | — | — | 8:28 | — | — | 8:25 | — | — | 8:23 |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Mostly dry. Very mild (max 19°C on Thu afternoon, min 12°C on Fri night). Winds increasing (light winds from the WSW on Wed morning, fresh winds from the WNW by Fri night).
Grindstone Mountain Weather (Days 3-6):
Mostly dry. Very mild (max 15°C on Sat afternoon, min 10°C on Sat night). Wind will be generally light.
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 |
|---|---|---|---|---|---|
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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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