– Lat/Long: 47.50° N 121.76° W
Little Si Weather Forecast
Cascade Range · United StatesIssued: 10 am Mon 21 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 10 am Mon 21 Sep Local Time
Updates in:
Update imminent hr min s
Little Si Weather Forecast at 480 mDays 1–3 Weather SummaryMostly dry. Very mild (max 19°C on Mon morning, min 9°C on Tue night). Wind will be generally light. | Days 4–6 Weather SummaryHeavy rain (total 38mm), heaviest during Thu night. Very mild (max 17°C on Sat afternoon, min 7°C on Fri morning). Wind will be generally light. | |||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | | | | |  | |  |  | |  | | | | |
clear | some clouds | some clouds | light rain | rain shwrs | some clouds | some clouds | clear | some clouds | cloudy | light rain | heavy rain | heavy rain | rain shwrs | rain shwrs | clear | some clouds | some clouds | |
Cloud base (m) | 6150 | 450 | 6850 | 2450 | 8800 | 6600 | 2800 | 1650 | 400 | 450 | 600 | 1700 | 8750 | 8550 | 4100 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | 0.3 | 0.2 | — | — | — | — | — | 3 | 17 | 14 | 3 | 0.5 | — | — | — |
max °C | 19 | 19 | 15 | 12 | 16 | 12 | 14 | 16 | 11 | 13 | 12 | 11 | 8 | 11 | 9 | 13 | 17 | 12 |
min °C | 15 | 19 | 11 | 11 | 14 | 9 | 11 | 16 | 10 | 12 | 11 | 8 | 7 | 10 | 7 | 7 | 16 | 11 |
chill °C | 15 | 19 | 11 | 11 | 14 | 9 | 11 | 16 | 10 | 12 | 11 | 6 | 6 | 8 | 6 | 6 | 16 | 10 |
Freezing level m | 3900 | 3800 | 3650 | 3300 | 3050 | 2750 | 2750 | 2900 | 3250 | 2950 | 2950 | 2350 | 1650 | 1950 | 2000 | 2850 | 3150 | 2800 |
 | 6:50 | — | — | 6:52 | — | — | 6:54 | — | — | 6:56 | — | — | 6:56 | — | — | 6:58 | — | — |
 | — | 7:07 | — | — | 7:05 | — | — | 7:02 | — | — | 7:00 | — | — | 6:59 | — | — | 6:57 | — |
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Little Si Weather (Days 0-3):
The weather forecast for Little Si is: Mostly dry. Very mild (max 19°C on Mon morning, min 9°C on Tue night). Wind will be generally light.
Little Si Weather (Days 3-6):
Heavy rain (total 38mm), heaviest during Thu night. Very mild (max 17°C on Sat afternoon, min 7°C on Fri morning). 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 |
|---|---|---|---|---|---|
 | |||||
| |||||
SHIP6209 | |||||
SHIP7217 | |||||
SHIP3860 | |||||
SHIP8739 | |||||
SHIP3579 | |||||
SHIP4006 | |||||
SHIP6373 |
* 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.