– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain
Weather Forecast, United StatesIssued: 4 am Sun 16 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 4 am Sun 16 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Sun 16 Aug Local Time
Updates in:
Update imminent hr min s
3 Grindstone Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Very mild (max 15°C on Mon afternoon, min 9°C on Sun morning). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Very mild (max 18°C on Thu afternoon, min 9°C on Wed morning). Wind will be generally light. | |||||||||||||||||
Sunday 16 | Monday 17 | Tuesday 18 | Wednesday 19 | Thursday 20 | Friday 21 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  | |  | | | | | | |  | |  | |
some clouds | risk tstorm | risk tstorm | some clouds | some clouds | some clouds | clear | clear | clear | clear | clear | some clouds | some clouds | clear | some clouds | cloudy | some clouds | rain shwrs | |
Cloud base (m) | 1700 | 4650 | 950 | 7150 | 9150 | 9750 | 7250 | 4900 | 4550 | 900 | ||||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | 0.3 | 0.1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 0.3 |
max °C | 11 | 13 | 11 | 13 | 15 | 13 | 12 | 13 | 11 | 12 | 14 | 12 | 15 | 18 | 16 | 17 | 17 | 15 |
min °C | 9 | 12 | 10 | 11 | 15 | 10 | 10 | 13 | 9 | 9 | 14 | 11 | 13 | 17 | 16 | 16 | 17 | 10 |
chill °C | 7 | 12 | 9 | 10 | 15 | 8 | 8 | 12 | 9 | 8 | 14 | 10 | 12 | 17 | 16 | 16 | 17 | 8 |
Freezing level m | 3650 | 3950 | 4000 | 4050 | 4200 | 4100 | 4100 | 4300 | 4450 | 4350 | 4450 | 4450 | 4550 | 4650 | 4750 | 4650 | 4550 | 4350 |
 | 6:00 | — | — | 6:01 | — | — | 6:01 | — | — | 6:03 | — | — | 6:05 | — | — | 6:05 | — | — |
 | — | — | 8:14 | — | — | 8:13 | — | — | 8:10 | — | — | 8:08 | — | — | 8:07 | — | — | 8:05 |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Mostly dry. Very mild (max 15°C on Mon afternoon, min 9°C on Sun morning). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
Mostly dry. Very mild (max 18°C on Thu afternoon, min 9°C on Wed morning). 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 |
|---|---|---|---|---|---|
 | |||||
 | |||||
 | |||||
SHIP3029 | |||||
SHIP10602 | |||||
SHIP5425 | |||||
SHIP6017 |
* 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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