– Lat/Long: 47.51° N 121.74° W

Mount Si
Weather Forecast, United States
Issued: 10 pm Wed 01 Jul Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Wed 01 Jul Local Time

Updates in:

hr min s

Update imminent

2 Mount Si Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Light rain (total 2mm), mostly falling on Thu night. Warm (max 20°C on Sat afternoon, min 9°C on Wed night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Warm (max 24°C on Mon afternoon, min 9°C on Sat night). Wind will be generally light.
		Thursday 2			Friday 3			Saturday 4			Sunday 5			Monday 6			Tuesday 7
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	some clouds	light rain	rain shwrs	rain shwrs	some clouds	clear	clear	clear	some clouds	clear	clear	some clouds	clear	clear	clear	some clouds	rain shwrs
km/h	WNW	W	WSW	SW	WSW	W	SW	WSW	W	NE	NW	NW	ESE	W	W	S	WSW	W	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	1.2	0.5	0.4	—	—	—	—	—	—	—	—	—	—	—	—	1.3
max °C	13	14	17	14	14	19	18	16	20	16	16	21	19	21	24	21	17	20	15
min °C	9	11	17	13	13	18	11	12	19	9	12	20	14	17	23	11	14	19	11
chill °C	9	11	17	12	13	18	11	12	19	9	12	20	14	17	23	11	14	19	10

Freezing level m	3300	3200	3100	3050	3600	3650	3450	3400	3600	3800	3850	4050	4000	4000	4200	4200	3850	3650	3050
Cloud base (m)	850	650	2300	500	650	7200	400						6750	6100	8400			2900	500

	—	5:13	—	—	5:13	—	—	5:15	—	—	5:16	—	—	5:16	—	—	5:16	—	—
	—	—	—	9:07	—	—	9:07	—	—	9:06	—	—	9:06	—	—	9:06	—	—	9:05

Mount Si Weather (Days 0-3):

The weather forecast for Mount Si is: Light rain (total 2mm), mostly falling on Thu night. Warm (max 20°C on Sat afternoon, min 9°C on Wed night). Wind will be generally light.

Mount Si Weather (Days 3-6):

Mostly dry. Warm (max 24°C on Mon afternoon, min 9°C on Sat 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.

Live conditions reported by 10 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
North Bend 3 km SW 134m alt. 2 hours ago		-	Calm (5 kph at 117).
Harman Heights wx 6 km SSW 251m alt. 1 hour ago	13° C	Dry	Calm (0 kph at 149).
Renton 30 km WSW 160m alt. 48 minutes ago	13° C	Dry	Calm (2 kph at 190).
Grotto wx 35 km NE 321m alt. 3 hours ago	13° C	Dry	Calm (0 kph at 270).
Renton Airport 36 km WSW 218m alt. 2 hours ago	15° C	Dry and partly cloudy.	Light winds from the S (9 kph at 190).	16 km Low: broken
Grotto wx 39 km NE 1101m alt. 1 hour ago	6° C	Dry	Calm (2 kph at 352).
Auburn 39 km SW 119m alt. 47 minutes ago		-	Calm (0 kph at 34).
Stampede Pass Airport 40 km SE 628m alt. 2 hours ago	6° C	Fog -.	Wind obs. (6 kph from 1 degs) was rejected.	0 km
Woodinville 43 km WNW 137.2m alt. 1 hour ago	11° C	Dry	Wind obs. (6 kph from 352 degs) was rejected.
Seattl / oeing Airport 44 km WSW 218m alt. 2 hours ago	14° C	Dry and partly cloudy.	Light winds from the W (9 kph at 260).	16 km Low: scattered

* 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.