– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 4 pm Sat 15 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Sat 15 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Sat 15 Aug Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryLight rain (total 10mm), mostly falling on Sat afternoon. Very mild (max 14°C on Mon afternoon, min 7°C on Sat afternoon). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Very mild (max 17°C on Thu afternoon, min 8°C on Tue night). Wind will be generally light. | ||||||||||||||||
Sat 15 | Sunday 16 | Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | |  | | | | | | | | | |
mod. rain | rain shwrs | some clouds | risk tstorm | clear | some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | |
Cloud base (m) | 2550 | 3600 | 2350 | 3150 | 6750 | 9500 | |||||||||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 8 | 1 | — | 0.5 | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 11 | 9 | 10 | 13 | 11 | 13 | 14 | 12 | 12 | 13 | 11 | 12 | 14 | 12 | 14 | 17 | 15 |
min °C | 7 | 9 | 9 | 12 | 10 | 11 | 14 | 9 | 10 | 12 | 8 | 9 | 13 | 11 | 12 | 16 | 15 |
chill °C | 6 | 8 | 7 | 12 | 9 | 10 | 14 | 7 | 9 | 10 | 7 | 8 | 13 | 11 | 12 | 16 | 15 |
Freezing level m | 3600 | 3750 | 3650 | 3950 | 4000 | 4000 | 4150 | 4050 | 3950 | 4100 | 4300 | 4350 | 4350 | 4400 | 4300 | 4550 | 4650 |
 | — | — | 6:00 | — | — | 6:01 | — | — | 6:01 | — | — | 6:03 | — | — | 6:05 | — | — |
 | — | 8:15 | — | — | 8:14 | — | — | 8:13 | — | — | 8:10 | — | — | 8:08 | — | — | 8:07 |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Light rain (total 10mm), mostly falling on Sat afternoon. Very mild (max 14°C on Mon afternoon, min 7°C on Sat afternoon). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
Mostly dry. Very mild (max 17°C on Thu afternoon, min 8°C on Tue 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 |
|---|---|---|---|---|---|
 | |||||
| |||||
lightning 48km NE of Darrington |  | ||||
 | |||||
Seattl / oeing Airport | | ||||
BUOY-EBSW1 | |||||
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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.
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