– Lat/Long: 47.50° N 121.76° W
Little Si Weather Forecast
Cascade Range · United StatesIssued: 4 pm Wed 23 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 4 pm Wed 23 Sep Local Time
Updates in:
Update imminent hr min s
Little Si Weather Forecast at 480 mDays 1–4 Weather SummaryHeavy rain (total 36mm), heaviest during Fri night. Very mild (max 18°C on Thu afternoon, min 8°C on Fri night). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Very mild (max 15°C on Tue morning, min 7°C on Sun night). Wind will be generally light. | ||||||||||||||||
Wed 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  | | | |  | |  |  | | | | |
rain shwrs | rain shwrs | some clouds | cloudy | light rain | rain shwrs | mod. rain | rain shwrs | rain shwrs | some clouds | cloudy | some clouds | clear | some clouds | clear | clear | some clouds | |
Cloud base (m) | 1600 | 5800 | 4800 | 3450 | 850 | 400 | 400 | 450 | 650 | 6550 | 5500 | 7250 | 6250 | 3600 | 5700 | 2800 | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | 0.1 | 0.1 | — | — | 4 | 4 | 10 | 18 | 0.4 | — | — | — | — | — | — | — | — |
max °C | 15 | 13 | 17 | 18 | 13 | 11 | 10 | 9 | 10 | 13 | 9 | 12 | 14 | 10 | 12 | 14 | 11 |
min °C | 15 | 10 | 12 | 17 | 12 | 11 | 10 | 8 | 8 | 13 | 8 | 8 | 14 | 7 | 8 | 14 | 10 |
chill °C | 15 | 10 | 12 | 17 | 11 | 10 | 10 | 6 | 8 | 12 | 8 | 8 | 14 | 7 | 8 | 14 | 10 |
Freezing level m | 3000 | 3450 | 3450 | 3450 | 2700 | 2250 | 2200 | 1700 | 1750 | 2250 | 2600 | 2650 | 2650 | 2450 | 2300 | 2450 | 3200 |
 | — | — | 6:56 | — | — | 6:56 | — | — | 6:58 | — | — | 7:00 | — | — | 7:01 | — | — |
 | 7:02 | — | — | 7:00 | — | — | 6:59 | — | — | 6:57 | — | — | 6:54 | — | — | 6:52 | — |
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Little Si Weather (Days 0-3):
The weather forecast for Little Si is: Heavy rain (total 36mm), heaviest during Fri night. Very mild (max 18°C on Thu afternoon, min 8°C on Fri night). Wind will be generally light.
Little Si Weather (Days 3-6):
Mostly dry. Very mild (max 15°C on Tue morning, min 7°C on Sun night). Wind will be generally light.
This table gives the weather forecast for Little Si at the specific elevation of 480 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Little 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
 | |||||
SHIP9019 | |||||
SHIP2871 | |||||
SHIP5027 | |||||
SHIP4035 | |||||
SHIP8314 | |||||
SHIP5758 |
* 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.