– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 4 pm Mon 20 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Mon 20 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Mon 20 Jul Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Warm (max 27°C on Wed afternoon, min 19°C on Mon night). Wind will be generally light. | Days 5–7 Weather SummaryLight rain (total 3mm), mostly falling on Thu afternoon. Warm (max 26°C on Thu afternoon, min 8°C on Sat night). Wind will be generally light. | ||||||||||||||||
Mon 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | |  | | | | | | | | | |
cloudy | some clouds | clear | some clouds | clear | clear | clear | some clouds | rain shwrs | rain shwrs | clear | clear | clear | clear | some clouds | some clouds | clear | |
Cloud base (m) | 6950 | 6700 | 5750 | 4550 | 5200 | 6950 | 7950 | 2750 | 900 | 1850 | 900 | ||||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | 0.2 | 3 | — | — | — | — | — | — | — |
max °C | 23 | 22 | 24 | 26 | 24 | 25 | 27 | 24 | 24 | 26 | 19 | 18 | 21 | 18 | 14 | 13 | 11 |
min °C | 23 | 19 | 21 | 26 | 20 | 22 | 27 | 20 | 21 | 19 | 13 | 14 | 21 | 12 | 11 | 13 | 8 |
chill °C | 23 | 19 | 21 | 26 | 20 | 22 | 27 | 20 | 21 | 19 | 12 | 13 | 21 | 11 | 9 | 12 | 6 |
Freezing level m | 4500 | 4500 | 4500 | 4800 | 4700 | 4650 | 4850 | 4800 | 4500 | 4500 | 4250 | 4250 | 4350 | 4250 | 3700 | 4050 | 4250 |
 | — | — | 5:26 | — | — | 5:28 | — | — | 5:28 | — | — | 5:30 | — | — | 5:31 | — | — |
 | — | 8:52 | — | — | 8:52 | — | — | 8:51 | — | — | 8:49 | — | — | 8:47 | — | — | 8:46 |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Mostly dry. Warm (max 27°C on Wed afternoon, min 19°C on Mon night). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
Light rain (total 3mm), mostly falling on Thu afternoon. Warm (max 26°C on Thu afternoon, min 8°C on Sat night). Wind will be generally light.
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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
 | |||||
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Winthrop Airport (Washington) | | ||||
Seattl / oeing Airport | | ||||
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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.
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