– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 4 am Fri 28 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Fri 28 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Fri 28 Aug Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Freeze-thaw conditions (max 8°C on Fri afternoon, min 0°C on Sat morning). Winds decreasing (fresh winds from the WNW on Sat night, light winds from the W by Sun night). | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Wed morning. Freeze-thaw conditions (max 10°C on Mon afternoon, min -2°C on Wed night). Winds increasing (light winds from the SW on Mon morning, strong winds from the W by Tue night). | |||||||||||||||||
Friday 28 | Saturday 29 | Sunday 30 | Monday 31 | Tuesday 1 | Wednesday 2 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | | | | | | | | |  |  | | | |
some clouds | clear | clear | some clouds | cloudy | some clouds | some clouds | some clouds | clear | clear | some clouds | clear | clear | some clouds | light snow | light snow | some clouds | light snow | |
Cloud base (m) | 900 | 900 | 900 | 1750 | 950 | 2400 | 900 | 3500 | 9400 | 1900 | 850 | 850 | 1500 | |||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 3 | — | 1 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 0.2 | — | — | — |
max °C | 7 | 8 | 6 | 0 | 2 | 3 | 4 | 6 | 6 | 9 | 10 | 8 | 9 | 9 | 6 | 2 | 1 | 0 |
min °C | 5 | 8 | 2 | 0 | 1 | 1 | 3 | 5 | 5 | 6 | 10 | 6 | 7 | 8 | 2 | 1 | 1 | -2 |
chill °C | 1 | 5 | -2 | -6 | -5 | -6 | -2 | 0 | 1 | 4 | 8 | 2 | 3 | 4 | -4 | -6 | -5 | -8 |
Freezing level m | 3350 | 3400 | 3050 | 2350 | 2550 | 3100 | 3100 | 3250 | 3700 | 3600 | 3650 | 3650 | 3600 | 3500 | 3050 | 2550 | 2450 | 2150 |
 | 6:16 | — | — | 6:16 | — | — | 6:18 | — | — | 6:20 | — | — | 6:20 | — | — | 6:22 | — | — |
 | — | 7:52 | — | — | 7:50 | — | — | 7:47 | — | — | 7:45 | — | — | 7:44 | — | — | 7:42 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Mostly dry. Freeze-thaw conditions (max 8°C on Fri afternoon, min 0°C on Sat morning). Winds decreasing (fresh winds from the WNW on Sat night, light winds from the W by Sun night).
Grindstone Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Wed morning. Freeze-thaw conditions (max 10°C on Mon afternoon, min -2°C on Wed night). Winds increasing (light winds from the SW on Mon morning, strong winds from the W by Tue 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 | |
* 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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