– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 4 pm Tue 11 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Tue 11 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Tue 11 Aug Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 6mm), mostly falling on Wed night. Very mild (max 19°C on Tue afternoon, min 10°C on Tue night). Wind will be generally light. | Days 5–7 Weather SummaryModerate rain (total 18mm), heaviest on Sat afternoon. Warm (max 21°C on Sun afternoon, min 13°C on Fri afternoon). Wind will be generally light. | ||||||||||||||||
Tue 11 | Wednesday 12 | Thursday 13 | Friday 14 | Saturday 15 | Sunday 16 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  |  | |  | |  | |  | | | | |
clear | some clouds | some clouds | risk tstorm | risk tstorm | some clouds | rain shwrs | rain shwrs | rain shwrs | light rain | rain shwrs | cloudy | risk tstorm | clear | some clouds | rain shwrs | rain shwrs | |
Cloud base (m) | 9050 | 8300 | 2800 | 2500 | 3550 | 3300 | 2900 | 2950 | 2800 | 3600 | 3600 | 2550 | 9300 | 3050 | 6650 | ||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | 1.9 | 3 | — | 0.3 | 1.2 | 0.2 | 4 | 0.6 | — | 6 | — | — | 0.4 | 6 |
max °C | 19 | 15 | 16 | 17 | 13 | 17 | 18 | 16 | 18 | 19 | 15 | 19 | 19 | 14 | 18 | 21 | 14 |
min °C | 19 | 10 | 12 | 16 | 12 | 13 | 17 | 15 | 16 | 13 | 15 | 16 | 14 | 13 | 14 | 19 | 13 |
chill °C | 19 | 9 | 11 | 16 | 11 | 13 | 17 | 15 | 16 | 12 | 15 | 16 | 13 | 13 | 14 | 19 | 12 |
Freezing level m | 4050 | 3900 | 3500 | 3600 | 3600 | 3500 | 3700 | 3600 | 3550 | 3650 | 3800 | 3700 | 3800 | 3850 | 3900 | 3950 | 3950 |
 | — | — | 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 6mm), mostly falling on Wed night. Very mild (max 19°C on Tue afternoon, min 10°C on Tue night). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
Moderate rain (total 18mm), heaviest on Sat afternoon. Warm (max 21°C on Sun afternoon, min 13°C on Fri afternoon). Wind will be generally light.
This table gives the weather forecast for Grindstone Mountain at the specific elevation of 1500 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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