Mount Si
Weather Forecast,
United States
Mount Si Weather (Days 0-3):Mild with light rain (total 7mm) on Fri afternoon Becoming colder with a light covering of snow, mostly falling on Sat afternoon. Freeze-thaw conditions (max 10°C on Thu afternoon, min 0°C on Sat night). Wind will be generally light. |
(Days 3-6):Moderate rain (total 15mm), heaviest on Mon night. Freeze-thaw conditions (max 7°C on Wed morning, min 0°C on Sun night). Wind will be generally light. |
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PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM |
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Wind
km/h
|
 10 |
5 |
10 |
30 |
25 |
10 |
10 |
0 |
5 |
5 |
10 |
10 |
10 |
15 |
25 |
25 |
20 |
15 |
| clear | clear | some clouds | light rain | light snow | light snow | light snow | cloudy | cloudy | some clouds | some clouds | cloudy | light rain | light rain | light rain | light rain | light rain | light rain | |
Rain
mm
|
- | - | - | 4 | 2 | 1 | - | - | - | - | - | - | 1 | 5 | 2 | 1 | 3 | 3 |
Snow
cm
|
- | - | - | - | 3 | 1 | 3 | - | - | - | - | - | - | - | - | - | - | - |
|
High
°C
|
10 | 6 | 10 | 8 | 2 | 2 | 2 | 0 | 1 | 2 | 1 | 4 | 6 | 6 | 6 | 5 | 4 | 7 |
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Low
°C
|
7 | 6 | 10 | 2 | 1 | 1 | 1 | 0 | 0 | 1 | 0 | 3 | 4 | 3 | 5 | 4 | 3 | 5 |
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Chill
°C
|
9 | 5 | 8 | 4 | -3 | -1 | -1 | 0 | -1 | 0 | 0 | 2 | 3 | 3 | 2 | 0 | 0 | 3 |
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Freezing level
m
|
2000 | 2250 | 1900 | 1500 | 750 | 600 | 750 | 550 | 550 | 800 | 500 | 1350 | 1500 | 1350 | 1300 | 1100 | 1000 | 1450 |
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- | - | 6:48 | - | - | 6:47 | - | - | 6:45 | - | - | 6:43 | - | - | 6:41 | - | - | 6:39 |
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5:47 | - | - | 5:50 | - | - | 5:51 | - | - | 5:52 | - | - | 5:53 | - | - | 5:55 | - | - |
Mount Si Weather (Days 0-3):
The weather forecast for Mount Si is: Mild with light rain (total 7mm) on Fri afternoon Becoming colder with a light covering of snow, mostly falling on Sat afternoonFreeze-thaw conditions (max 10°C on Thu afternoon, min 0°C on Sat night)Wind will be generally light.
Mount Si Weather (Days 3-6):
Moderate rain (total 15mm), heaviest on Mon nightFreeze-thaw conditions (max 7°C on Wed morning, min 0°C on Sun night)Wind will be generally light.
This table gives the weather forecast for Mount Si at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Si. 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.
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