Mount Si
Weather Forecast, United States

Mount Rainier from airplane

Mount Rainier

 

Days 0-3 Mount Si Weather Summary:

Heavy rain (total 50mm) on Mon night. Becoming colder with heavy fall of snow, heaviest during Tue afternoon. Freeze-thaw conditions (max 7°C on Sun morning, min -1°C on Tue night). Winds increasing (moderate winds from the SSW on Mon morning, severe gales from the WSW by Tue afternoon).

Days 3-6 Mount Si Weather Summary:

Light rain (total 5mm) on Thu morning. Becoming colder with heavy fall of snow, heaviest during Thu afternoon. Freeze-thaw conditions (max 7°C on Wed night, min -5°C on Thu night). Winds decreasing (gales from the S on Thu morning, calm by Fri afternoon).

AM PM night AM PM night AM PM night AM PM night AM PM night AM PM night
moderate rain
moderate rain
snow showers
partially cloudy
snow showers
light snow
moderate snow
moderate snow
moderate snow
light snow
partially cloudy
rain showers
snow showers
snow showers
snow showers
clear
clear
partially cloudy
Wind km/h
55 SSE55
30 S30
45 SW45
30 SSW30
35 S35
70 SSW70
50 WSW50
80 WSW80
60 WSW60
40 WSW40
20 SSW20
40 SSW40
60 S60
45 SW45
30 W30
5 W5
5 NW5
10 ESE10
mod. rain mod. rain snow shwrs some clouds snow shwrs light snow mod. snow mod. snow mod. snow light snow some clouds rain shwrs snow shwrs snow shwrs snow shwrs clear clear some clouds
See all weather maps
Rain
Rain mm
9 10 - - 4 27 - - - - - 3 2 - - - - -
Snow
Snow cm
- - 2 - 1 3 8 7 6 2 - - 6 10 2 - - -
High °C
7 5 2 1 2 3 2 1 0 0 2 7 5 -1 -4 -4 -4 -2
Low °C
6 4 0 1 1 2 2 0 -1 0 0 4 2 -2 -5 -5 -5 -3
Chill °C
1 0 -6 -5 -6 -4 -6 -8 -10 -7 -3 2 -2 -9 -13 -7 -6 -5
Freezing level m
2350 2100 1450 1350 1450 1900 1550 1350 1200 1200 1300 2300 2350 1100 550 600 700 300
Sea lvl3000ft6000ft9000ft12000ft15000ft
mountain backdrop
7521232100275-1-4-4-4-2886766665658841210
Sunrise
7:48 - - 7:48 - - 7:50 - - 7:50 - - 7:50 - - 7:50 - -
Sunset
- 4:15 - - 4:15 - - 4:15 - - 4:16 - - 4:16 - - 4:17 -

Issued local time.

This table gives the weather forecast for Mount Si at the specific elevation of 1270 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.

Live conditions reported by 5 closest weather stations

Weather StationTemp.WeatherWind
Cloud
Visibility
Cloud / Visibility
North Bend
3 km SW
134m alt.
1 hour ago
10° C
Dry
21
Moderate winds from the ESE
(21 kph at 112).
North Bend
6 km SE
247m alt.
3 hours ago
9° C
Dry
13
Light winds from the SE
(13 kph at 130).
North Bend
8 km S
307.9m alt.
25 minutes ago
8° C
Dry
2
Calm
(2 kph at 116).
Snoqualmie
11 km WSW
267m alt.
30 minutes ago
11° C
Dry
Wind obs. (16 kph from 170 degs) was rejected
.
Carnation
20 km WNW
27m alt.
53 minutes ago
10° C
Dry
Wind obs. (6 kph from 185 degs) was rejected
.

* 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. We also include passing Ship data if it is recorded close to Mount Si and within an acceptable time window.

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