– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain Weather Forecast
Cascade Range · United StatesIssued: 10 pm Thu 08 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Thu 08 Oct Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 10°C on Thu night, min -5°C on Sat morning). Winds decreasing (near gales from the W on Fri morning, calm by Fri night). | Days 5–7 Weather SummaryMostly dry. Freeze-thaw conditions (max 6°C on Mon afternoon, min -1°C on Sun night). Winds increasing (light winds from the NNW on Mon afternoon, strong winds from the NW by Wed afternoon). | |||||||||||||||
Friday 9 | Saturday 10 | Sunday 11 | Monday 12 | Tuesday 13 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | | |  | |  | | | | | | | |
some clouds | snow shwrs | light snow | some clouds | some clouds | light snow | some clouds | clear | clear | clear | clear | clear | some clouds | some clouds | clear | some clouds | |
Cloud base (m) | 1400 | 850 | 850 | 1750 | 2100 | 900 | 2800 | 6900 | 6600 | 6900 | 2050 | |||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | 1 | 1 | — | — | 2 | — | — | — | — | — | — | — | — | — | — |
mm | — | 0.1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 10 | 2 | -1 | -3 | -4 | -3 | -4 | -2 | 0 | 1 | 4 | 6 | 4 | 5 | 6 | 4 |
min °C | 5 | 1 | -2 | -4 | -5 | -3 | -5 | -4 | -1 | -1 | 2 | 5 | 3 | 3 | 5 | 2 |
chill °C | -2 | -7 | -9 | -7 | -9 | -6 | -12 | -10 | -4 | -4 | 0 | 4 | -2 | -2 | 0 | -4 |
Freezing level m | 3900 | 2450 | 1950 | 1600 | 1800 | 1900 | 1550 | 2050 | 2300 | 2400 | 3300 | 3500 | 3500 | 3400 | 3300 | 3150 |
 | — | 7:13 | — | — | 7:13 | — | — | 7:16 | — | — | 7:16 | — | — | 7:18 | — | — |
 | — | — | 6:27 | — | — | 6:24 | — | — | 6:22 | — | — | 6:21 | — | — | 6:19 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: A dusting of new snow. Freeze-thaw conditions (max 10°C on Thu night, min -5°C on Sat morning). Winds decreasing (near gales from the W on Fri morning, calm by Fri night).
Grindstone Mountain Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 6°C on Mon afternoon, min -1°C on Sun night). Winds increasing (light winds from the NNW on Mon afternoon, strong winds from the NW by Wed afternoon).
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) | | ||||
SHIP3665 | |||||
SHIP8641 | |||||
SHIP11293 |
* 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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