– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 4 pm Wed 12 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 pm Wed 12 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Wed 12 Aug Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryModerate rain (total 15mm), heaviest on Fri afternoon. Very mild (max 11°C on Sat morning, min 8°C on Wed night). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Very mild (max 13°C on Sat afternoon, min 5°C on Mon night). Wind will be generally light. | ||||||||||||||||
Wed 12 | Thursday 13 | Friday 14 | Saturday 15 | Sunday 16 | Monday 17 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  | | | | |  | |  | | |  | |
risk tstorm | risk tstorm | some clouds | light rain | rain shwrs | risk tstorm | rain shwrs | rain shwrs | rain shwrs | risk tstorm | risk tstorm | clear | clear | clear | clear | clear | some clouds | |
Cloud base (m) | 2750 | 2900 | 3450 | 2950 | 2900 | 3200 | 2350 | 3600 | 3350 | 3250 | 8850 | 8900 | 2950 | 900 | |||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 2 | 2 | — | 0.4 | 1.7 | 0.5 | 7 | 0.2 | 0.1 | 0.4 | 0.4 | — | — | — | — | — | — |
max °C | 10 | 8 | 10 | 10 | 9 | 10 | 10 | 9 | 11 | 13 | 11 | 11 | 13 | 11 | 9 | 9 | 8 |
min °C | 9 | 8 | 8 | 9 | 8 | 8 | 8 | 8 | 9 | 12 | 9 | 9 | 13 | 8 | 7 | 9 | 5 |
chill °C | 9 | 8 | 8 | 9 | 7 | 7 | 6 | 6 | 6 | 12 | 8 | 7 | 12 | 6 | 5 | 7 | 3 |
Freezing level m | 3500 | 3550 | 3450 | 3600 | 3450 | 3500 | 3600 | 3700 | 3650 | 3900 | 3850 | 3750 | 3950 | 3950 | 3600 | 3650 | 3550 |
 | — | — | 5:56 | — | — | 5:56 | — | — | 5:58 | — | — | 6:00 | — | — | 6:01 | — | — |
 | — | 8:21 | — | — | 8:19 | — | — | 8:17 | — | — | 8:15 | — | — | 8:14 | — | — | 8:13 |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Moderate rain (total 15mm), heaviest on Fri afternoon. Very mild (max 11°C on Sat morning, min 8°C on Wed night). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
Mostly dry. Very mild (max 13°C on Sat afternoon, min 5°C on Mon 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 46km ENE of Darrington |  | ||||
lightning 19km N of Ellensburg | | ||||
lightning 38km NNW of Granite Falls | | ||||
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SHIP9042 |
* 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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