– Lat/Long: 47.64° N 120.91° W
Grindstone Mountain Weather Forecast
Cascade Range · United StatesIssued: 4 am Sun 18 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 4 am Sun 18 Oct 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 18°C on Tue afternoon, min 7°C on Sun morning). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Warm (max 21°C on Wed afternoon, min 4°C on Thu night). Wind will be generally light. | |||||||||||||||||
Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | |  | | | | | | | | | | |
clear | some clouds | cloudy | cloudy | some clouds | some clouds | some clouds | clear | clear | clear | clear | clear | some clouds | clear | clear | clear | clear | clear | |
Cloud base (m) | 8350 | 6050 | 4300 | 3500 | 6650 | 8850 | 5900 | 950 | 950 | 9350 | ||||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | 13 | 16 | 10 | 13 | 14 | 10 | 15 | 18 | 13 | 18 | 21 | 15 | 15 | 16 | 9 | 10 | 12 | 7 |
min °C | 7 | 14 | 10 | 10 | 13 | 9 | 10 | 17 | 12 | 13 | 19 | 12 | 11 | 13 | 4 | 4 | 11 | 6 |
chill °C | 7 | 14 | 10 | 10 | 13 | 9 | 10 | 17 | 12 | 13 | 19 | 12 | 10 | 12 | 2 | 2 | 11 | 6 |
Freezing level m | 2800 | 3100 | 2800 | 2500 | 2500 | 2600 | 2750 | 3050 | 3300 | 3250 | 3150 | 3100 | 3000 | 3150 | 3050 | 2350 | 2550 | 2400 |
 | 7:26 | — | — | 7:26 | — | — | 7:28 | — | — | 7:30 | — | — | 7:31 | — | — | 7:33 | — | — |
 | — | 6:09 | — | — | 6:07 | — | — | 6:06 | — | — | 6:05 | — | — | 6:02 | — | — | 6:00 | — |
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Grindstone Mountain Weather (Days 0-3):
The weather forecast for Grindstone Mountain is: Mostly dry. Very mild (max 18°C on Tue afternoon, min 7°C on Sun morning). Wind will be generally light.
Grindstone Mountain Weather (Days 3-6):
Mostly dry. Warm (max 21°C on Wed afternoon, min 4°C on Thu 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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* 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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