– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 4 am Tue 11 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Tue 11 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Tue 11 Aug Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryLight rain (total 5mm), mostly falling on Wed night. Warm (max 27°C on Tue afternoon, min 15°C on Tue night). Wind will be generally light. | Days 4–6 Weather SummaryModerate rain (total 11mm), heaviest on Sat afternoon. Warm (max 29°C on Sun afternoon, min 18°C on Fri night). Wind will be generally light. | |||||||||||||||||
Tuesday 11 | Wednesday 12 | Thursday 13 | Friday 14 | Saturday 15 | Sunday 16 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | |  |  |  | |  | |  | | |  | | | |  | |
clear | clear | clear | clear | risk tstorm | risk tstorm | some clouds | some clouds | rain shwrs | some clouds | rain shwrs | rain shwrs | some clouds | mod. rain | rain shwrs | rain shwrs | clear | some clouds | |
Cloud base (m) | 8900 | 6650 | 2700 | 2300 | 3150 | 2900 | 3100 | 2900 | 2800 | 2350 | 6200 | 8950 | ||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | 0.9 | 4 | — | — | 0.2 | — | 0.8 | 0.2 | — | 8 | 1.4 | 0.4 | — | — |
max °C | 24 | 27 | 21 | 23 | 25 | 19 | 23 | 26 | 22 | 25 | 27 | 21 | 26 | 24 | 21 | 25 | 29 | 23 |
min °C | 18 | 26 | 15 | 18 | 23 | 16 | 19 | 23 | 19 | 21 | 23 | 18 | 21 | 20 | 18 | 20 | 28 | 18 |
chill °C | 18 | 26 | 15 | 18 | 23 | 16 | 19 | 23 | 19 | 21 | 23 | 18 | 21 | 20 | 18 | 20 | 28 | 18 |
Freezing level m | 4000 | 4100 | 3900 | 3550 | 3650 | 3650 | 3500 | 3700 | 3600 | 3600 | 3850 | 3900 | 3800 | 3900 | 3950 | 3850 | 4100 | 4150 |
 | 5:52 | — | — | 5:54 | — | — | 5:56 | — | — | 5:56 | — | — | 5:58 | — | — | 6:00 | — | — |
 | — | — | 8:22 | — | — | 8:21 | — | — | 8:19 | — | — | 8:17 | — | — | 8:15 | — | — | 8:14 |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Light rain (total 5mm), mostly falling on Wed night. Warm (max 27°C on Tue afternoon, min 15°C on Tue night). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
Moderate rain (total 11mm), heaviest on Sat afternoon. Warm (max 29°C on Sun afternoon, min 18°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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Seattl / oeing Airport | | ||||
BUOY-EBSW1 |
* 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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