– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain Weather Forecast
Cascade Range · United StatesIssued: 4 am Wed 14 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Wed 14 Oct 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 10°C on Fri afternoon, min 4°C on Fri night). Winds increasing (calm on Wed night, strong winds from the WSW by Fri night). | Days 4–6 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 2°C on Sun afternoon, min -3°C on Sat night). Winds decreasing (near gales from the WSW on Sat morning, light winds from the SSE by Sat night). | |||||||||||||||||
Wednesday 14 | Thursday 15 | Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | | | |  |  | | | |  |  | | |  | |
some clouds | clear | clear | clear | clear | clear | clear | clear | rain shwrs | snow shwrs | some clouds | clear | some clouds | cloudy | light snow | cloudy | cloudy | some clouds | |
Cloud base (m) | 950 | 9050 | 9350 | 9250 | 1550 | 1750 | 950 | 6950 | 5450 | 3200 | 2950 | 2850 | ||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | 1 | — | — | — |
mm | — | — | — | — | — | — | — | — | 0.1 | — | — | — | — | — | — | — | — | — |
max °C | 6 | 7 | 7 | 7 | 9 | 7 | 8 | 10 | 8 | 1 | -1 | -2 | 1 | 2 | 1 | 0 | 0 | -1 |
min °C | 5 | 7 | 6 | 6 | 9 | 7 | 7 | 9 | 4 | -1 | -2 | -3 | -1 | 2 | -2 | -1 | 0 | -2 |
chill °C | 0 | 4 | 5 | 5 | 7 | 6 | 4 | 6 | -2 | -10 | -11 | -11 | -4 | -2 | -7 | -4 | -3 | -6 |
Freezing level m | 3700 | 3600 | 3900 | 4000 | 4050 | 4000 | 4000 | 3850 | 3400 | 2200 | 2000 | 1700 | 2400 | 2650 | 1850 | 2250 | 2200 | 1800 |
 | 7:20 | — | — | 7:20 | — | — | 7:22 | — | — | 7:24 | — | — | 7:26 | — | — | 7:26 | — | — |
 | — | 6:17 | — | — | 6:15 | — | — | 6:14 | — | — | 6:12 | — | — | 6:09 | — | — | 6:07 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Mostly dry. Very mild (max 10°C on Fri afternoon, min 4°C on Fri night). Winds increasing (calm on Wed night, strong winds from the WSW by Fri night).
Grindstone Mountain Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 2°C on Sun afternoon, min -3°C on Sat night). Winds decreasing (near gales from the WSW on Sat morning, light winds from the SSE by Sat night).
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 | | ||||
BUOY-EBSW1 |
* 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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