– Lat/Long: 47.51° N 121.74° W

Mount Si
Weather Forecast, United States
Issued: 10 am Fri 03 Jul Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Fri 03 Jul Local Time

Updates in:

hr min s

Update imminent

2 Mount Si Elevations: 2 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Warm (max 21°C on Sat afternoon, min 10°C on Sat night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 24°C on Mon afternoon, min 10°C on Wed night). Wind will be generally light.
	Friday 3			Saturday 4			Sunday 5			Monday 6			Tuesday 7			Wednesday 8
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	rain shwrs	rain shwrs	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	light rain	rain shwrs	some clouds
km/h	WSW	W	SSW	WSW	W	ENE	NW	NW	ENE	WNW	WNW	SE	W	W	SSW	SW	WSW	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	0.4	0.1	—	—	—	—	—	—	—	—	—	—	—	—	—	0.2	0.1	—
max °C	14	20	18	16	21	17	17	21	18	20	24	21	21	24	20	12	15	15
min °C	13	18	11	13	19	10	13	20	13	17	23	14	17	23	13	12	13	10
chill °C	13	18	11	13	19	10	13	20	13	17	23	14	17	23	13	11	12	10

Freezing level m	3650	3800	3650	3450	3700	3850	3800	4050	4150	4000	4200	4200	4150	4200	3800	2950	3700	3750
Cloud base (m)	450	7000	400			8950						8000	8700	8950	7200	2050	750

	5:13	—	—	5:15	—	—	5:16	—	—	5:16	—	—	5:16	—	—	5:18	—	—
	—	—	9:07	—	—	9:06	—	—	9:06	—	—	9:06	—	—	9:05	—	—	9:05

Mount Si Weather (Days 0-3):

The weather forecast for Mount Si is: Mostly dry. Warm (max 21°C on Sat afternoon, min 10°C on Sat night). Wind will be generally light.

Mount Si Weather (Days 3-6):

Mostly dry. Warm (max 24°C on Mon afternoon, min 10°C on Wed 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
Harman Heights wx 6 km SSW 251m alt. 2 hours ago	16° C	Dry	Calm (0 kph at 335).
Snoqualmie Pass 30 km ESE 824m alt. 3 hours ago	19° C	-	Calm (0 kph at 165).
Renton 30 km WSW 160m alt. 3 hours ago	15° C	Dry	Calm (2 kph at 210).
Grotto wx 35 km NE 321m alt. 3 hours ago	14° C	Dry	Calm (3 kph at 251).
Renton Airport 36 km WSW 218m alt. 1 hour ago	18° C	Dry and cloudy.	Light winds from the N (9 kph at 1).	16 km Low: broken Mid: overcast
Auburn 39 km SW 119m alt. 4 hours ago	25° C	Dry	Calm (0 kph at 201).
Seattl / oeing Airport 44 km WSW 218m alt. 2 hours ago	17° C	Dry and cloudy.	Calm (0 kph at 0).	16 km Low: overcast
Seattle Tacoma International Airport 44 km WSW 218m alt. 2 hours ago	17° C	Dry and cloudy.	Light winds from the N (9 kph at 1).	16 km Low: few Mid: broken High: overcast
Snohomish 49 km NW 196m alt. 2 hours ago	16° C	Dry	Calm (3 kph at 216).
Seattle 49 km WSW 100m alt. 3 hours ago		-	Calm (3 kph at 230).

* 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.