– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 10 am Sun 28 Sep Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 am Sun 28 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Sun 28 Sep Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryModerate rain (total 11mm) heaviest on Mon night, then becoming colder with a dusting of snow on Mon night. Freeze-thaw conditions (max 11°C on Sun afternoon, min 0°C on Tue night). Winds decreasing (fresh winds from the SSW on Mon morning, light winds from the SW by Tue morning). | Days 4–6 Weather SummaryA dusting of new snow. Freeze-thaw conditions (max 4°C on Fri afternoon, min 0°C on Wed night). Wind will be generally light. | |||||||||||||||||
Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 1 | Thursday 2 | Friday 3 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | |  |  | |  | | | |  | | | | |
clear | some clouds | some clouds | light rain | light rain | snow shwrs | clear | cloudy | cloudy | some clouds | snow shwrs | some clouds | some clouds | cloudy | clear | clear | some clouds | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | 1 | — | — | — | — | 1 | — | — | — | — | — | — | — | |
— | — | — | 1.3 | 4 | 6 | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | 10 | 11 | 8 | 5 | 6 | 3 | 2 | 3 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | 3 | 4 | 3 |
min°C | 8 | 10 | 7 | 5 | 5 | 1 | 1 | 3 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 1 | 4 | 2 |
5 | 8 | 3 | 0 | 2 | -4 | -2 | 0 | -4 | -3 | -3 | -4 | 0 | 1 | -4 | -2 | 0 | -3 | |
3750 | 3600 | 3600 | 3000 | 3050 | 2450 | 2600 | 2650 | 2550 | 2500 | 2450 | 2300 | 2350 | 2400 | 2350 | 2750 | 3000 | 2900 | |
Cloud base (m) | 8650 | 4200 | 2400 | 1650 | 1650 | 8650 | 2900 | 2000 | 2050 | 1800 | 2450 | 2700 | 2000 | 2200 | 2450 | 900 | ||
 | 6:58 | — | — | 6:58 | — | — | 7:00 | — | — | 7:01 | — | — | 7:03 | — | — | 7:03 | — | — |
 | — | 6:49 | — | — | 6:46 | — | — | 6:45 | — | — | 6:43 | — | — | 6:40 | — | — | 6:38 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Moderate rain (total 11mm) heaviest on Mon night, then becoming colder with a dusting of snow on Mon night. Freeze-thaw conditions (max 11°C on Sun afternoon, min 0°C on Tue night). Winds decreasing (fresh winds from the SSW on Mon morning, light winds from the SW by Tue morning).
Grindstone Mountain Weather (Days 3-6):
A dusting of new snow. Freeze-thaw conditions (max 4°C on Fri afternoon, min 0°C on Wed 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 |
|---|---|---|---|---|---|
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SHIP9056 | |||||
SHIP4898 | |||||
SHIP4045 |
* 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.