– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 4 pm Mon 31 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Mon 31 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Mon 31 Aug Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 5mm) at first, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 11°C on Mon afternoon, min -1°C on Wed night). Wind will be generally light. | Days 5–7 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 7°C on Sun morning, min -1°C on Thu night). Wind will be generally light. | ||||||||||||||||
Mon 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  |  |  | | | | |  | | | | | |
some clouds | some clouds | some clouds | rain shwrs | rain shwrs | clear | light rain | light snow | clear | light rain | some clouds | some clouds | light snow | some clouds | some clouds | some clouds | some clouds | |
Cloud base (m) | 5400 | 5100 | 3400 | 850 | 1450 | 2200 | 850 | 2050 | 2450 | 1800 | 2200 | 1950 | 2250 | 2500 | 2750 | 4150 | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | 2 | — | — | — | — | 1 | — | — | — | — |
mm | — | — | — | 0.4 | 0.9 | — | 2 | 1.4 | — | 0.1 | — | — | — | — | — | — | — |
max °C | 11 | 10 | 10 | 11 | 7 | 4 | 5 | 2 | 0 | 2 | 0 | 1 | 2 | 1 | 3 | 5 | 5 |
min °C | 11 | 10 | 9 | 10 | 4 | 4 | 4 | -1 | -1 | 1 | -1 | -1 | 2 | 0 | 1 | 4 | 4 |
chill °C | 10 | 10 | 7 | 9 | 0 | 0 | 0 | -7 | -5 | 1 | -3 | -1 | 2 | 0 | 1 | 4 | 2 |
Freezing level m | 3750 | 3900 | 3650 | 3600 | 3450 | 2800 | 2800 | 2200 | 2300 | 2450 | 2100 | 2400 | 2500 | 2350 | 2600 | 2850 | 2850 |
 | — | — | 6:20 | — | — | 6:22 | — | — | 6:24 | — | — | 6:24 | — | — | 6:26 | — | — |
 | 7:45 | — | — | 7:44 | — | — | 7:42 | — | — | 7:39 | — | — | 7:37 | — | — | 7:36 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Light rain (total 5mm) at first, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 11°C on Mon afternoon, min -1°C on Wed night). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 7°C on Sun morning, min -1°C on Thu 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 |
|---|---|---|---|---|---|
 | |||||
| |||||
| |||||
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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