– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 10 pm Tue 14 Apr Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Tue 14 Apr Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Tue 14 Apr Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryModerate rain (total 20mm) heaviest on Tue night, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 9°C on Fri afternoon, min -2°C on Wed night). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Warm (max 23°C on Mon afternoon, min 4°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | | |  |  | | | |  | | |  |  | | | | |
heavy rain | rain shwrs | rain shwrs | snow shwrs | rain shwrs | rain shwrs | some clouds | some clouds | some clouds | some clouds | some clouds | cloudy | some clouds | some clouds | clear | clear | some clouds | clear | some clouds | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
18 | 0.1 | 1.5 | — | 0.1 | 0.2 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | 5 | 3 | 4 | 1 | 4 | 5 | 2 | 6 | 9 | 7 | 10 | 13 | 9 | 14 | 19 | 14 | 19 | 23 | 18 |
min °C | 3 | 2 | 4 | -2 | 1 | 5 | 1 | 3 | 9 | 4 | 7 | 12 | 7 | 10 | 17 | 11 | 15 | 22 | 15 |
1 | -1 | 1 | -5 | -2 | 2 | -2 | 1 | 9 | 4 | 7 | 12 | 7 | 10 | 17 | 11 | 15 | 22 | 15 | |
1150 | 950 | 1050 | 200 | 1050 | 1250 | 800 | 1350 | 1850 | 1450 | 2100 | 2550 | 2450 | 2950 | 3050 | 3050 | 3100 | 3250 | 3300 | |
Cloud base (m) | 1350 | 1450 | 1700 | 900 | 900 | 1500 | 900 | 900 | 1650 | 1500 | 950 | 2150 | 7000 | 5400 | 5600 | 4450 | 4400 | 6200 | 5100 |
 | — | 6:15 | — | — | 6:13 | — | — | 6:11 | — | — | 6:09 | — | — | 6:07 | — | — | 6:05 | — | — |
 | — | — | 7:52 | — | — | 7:53 | — | — | 7:54 | — | — | 7:57 | — | — | 7:58 | — | — | — | 8:00 |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Moderate rain (total 20mm) heaviest on Tue night, then becoming colder with a dusting of snow on Wed night. Freeze-thaw conditions (max 9°C on Fri afternoon, min -2°C on Wed night). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
Mostly dry. Warm (max 23°C on Mon afternoon, min 4°C on Fri night). Wind will be generally light.
This table gives the weather forecast for Grindstone Mountain at the specific elevation of 500 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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* 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.