– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain Weather Forecast
Cascade Range · United StatesIssued: 4 pm Wed 14 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Wed 14 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 Fri afternoon, min 0°C on Sat morning). Winds increasing (calm on Wed night, near gales from the W by Sat morning). | Days 5–7 Weather SummaryMostly dry. Freeze-thaw conditions (max 3°C on Sun afternoon, min -4°C on Mon night). Winds decreasing (strong winds from the WNW on Sat afternoon, calm by Mon afternoon). | ||||||||||||||||
Wed 14 | Thursday 15 | Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | | |  |  |  | | | |  |  | | |  | |
clear | clear | clear | clear | clear | clear | some clouds | rain shwrs | light snow | clear | clear | some clouds | cloudy | cloudy | some clouds | cloudy | some clouds | |
Cloud base (m) | 9700 | 9200 | 8450 | 9350 | 950 | 1900 | 6800 | 5800 | 4500 | 3250 | 2150 | 900 | |||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | 0.1 | — | — | — | — | — | — | — | — | — |
max °C | 8 | 7 | 8 | 9 | 8 | 9 | 10 | 8 | 2 | -1 | 0 | 2 | 3 | 1 | -2 | -2 | -4 |
min °C | 8 | 7 | 6 | 9 | 7 | 8 | 9 | 4 | 0 | -1 | -2 | 0 | 2 | -1 | -2 | -3 | -4 |
chill °C | 6 | 6 | 5 | 7 | 5 | 5 | 6 | -2 | -8 | -9 | -9 | -2 | 0 | -4 | -6 | -7 | -10 |
Freezing level m | 3700 | 3900 | 4050 | 4100 | 3950 | 3950 | 3800 | 3350 | 2250 | 2100 | 2000 | 2800 | 2750 | 2200 | 2050 | 1850 | 1500 |
 | — | — | 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: A dusting of new snow. Freeze-thaw conditions (max 10°C on Fri afternoon, min 0°C on Sat morning). Winds increasing (calm on Wed night, near gales from the W by Sat morning).
Grindstone Mountain Weather (Days 3-6):
Mostly dry. Freeze-thaw conditions (max 3°C on Sun afternoon, min -4°C on Mon night). Winds decreasing (strong winds from the WNW on Sat afternoon, calm by Mon 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 |
|---|---|---|---|---|---|
 | |||||
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Winthrop Airport (Washington) |  | ||||
SHIP4689 | |||||
SHIP11096 |
* 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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