– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 4 pm Wed 26 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Wed 26 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Wed 26 Aug Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Warm (max 29°C on Wed afternoon, min 12°C on Thu night). Wind will be generally light. | Days 5–7 Weather SummaryLight rain (total 3mm), mostly falling on Mon morning. Very mild (max 18°C on Sun afternoon, min 9°C on Sat night). Wind will be generally light. | ||||||||||||||||
Wed 26 | Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | Monday 31 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | | |  | | | | |  | |  | |
rain shwrs | rain shwrs | some clouds | clear | some clouds | some clouds | clear | rain shwrs | rain shwrs | risk tstorm | some clouds | some clouds | some clouds | some clouds | light rain | light rain | light rain | |
Cloud base (m) | 4150 | 9200 | 1650 | 2900 | 900 | 900 | 900 | 1500 | 1950 | 1500 | 1550 | 2400 | 2400 | 1700 | 850 | 850 | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.1 | 0.1 | — | — | — | — | — | 0.1 | 0.1 | 0.7 | — | — | — | — | 0.8 | 1.1 | 0.4 |
max °C | 29 | 20 | 19 | 22 | 15 | 18 | 21 | 15 | 16 | 16 | 12 | 15 | 18 | 14 | 16 | 15 | 13 |
min °C | 27 | 15 | 17 | 21 | 12 | 14 | 21 | 12 | 12 | 16 | 9 | 11 | 18 | 12 | 14 | 14 | 11 |
chill °C | 27 | 15 | 17 | 21 | 11 | 14 | 21 | 11 | 11 | 16 | 8 | 10 | 18 | 12 | 14 | 14 | 10 |
Freezing level m | 4150 | 3950 | 3450 | 3500 | 3550 | 3300 | 3300 | 3150 | 2550 | 2600 | 2600 | 3100 | 3250 | 3350 | 3050 | 2800 | 2600 |
 | — | — | 6:13 | — | — | 6:16 | — | — | 6:16 | — | — | 6:18 | — | — | 6:20 | — | — |
 | 7:55 | — | — | 7:53 | — | — | 7:52 | — | — | 7:50 | — | — | 7:47 | — | — | 7:45 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Mostly dry. Warm (max 29°C on Wed afternoon, min 12°C on Thu night). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
Light rain (total 3mm), mostly falling on Mon morning. Very mild (max 18°C on Sun afternoon, min 9°C on Sat 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 |
|---|---|---|---|---|---|
 | |||||
 | |||||
| |||||
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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