– Lat/Long: 47.51° N 121.74° W

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

Issued: 10 am Wed 01 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 20°C on Fri afternoon, min 10°C on Wed morning). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 22°C on Sun afternoon, min 10°C on Sat night). Wind will be generally light.
	Wednesday 1			Thursday 2			Friday 3			Saturday 4			Sunday 5			Monday 6
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	rain shwrs	cloudy	cloudy	light rain	light rain	rain shwrs	some clouds	clear	clear	clear	some clouds	clear	clear	clear	clear	some clouds
km/h	WNW	W	W	WNW	W	WSW	WSW	W	SW	WSW	W	ENE	WNW	WNW	SE	W	W	S
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	0.1	—	—	0.1	0.1	0.2	—	—	—	—	—	—	—	—	—	—
max °C	13	16	14	14	16	15	13	20	18	16	20	17	17	22	19	18	22	19
min °C	10	14	10	11	16	12	13	18	11	13	19	10	13	20	13	16	21	12
chill °C	10	14	10	11	16	12	13	18	11	13	19	10	13	20	13	16	21	12

Freezing level m	2900	3000	3350	3250	3100	3100	3600	3700	3700	3450	3650	4000	3900	4100	4150	4050	4100	4050
Cloud base (m)	1850	1850	700	600	900	600	450	9300	700		2150					9150	8500	6550

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

Mount Si Weather (Days 0-3):

The weather forecast for Mount Si is: Mostly dry. Warm (max 20°C on Fri afternoon, min 10°C on Wed morning). Wind will be generally light.

Mount Si Weather (Days 3-6):

Mostly dry. Warm (max 22°C on Sun afternoon, min 10°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. 1 hour ago	23° C	Dry	Calm (0 kph at 183).
Harman Heights wx 6 km SSW 251m alt. 2 hours ago	13° C	Dry	Calm (0 kph at 165).
Snoqualmie Pass 30 km ESE 824m alt. 2 hours ago	12° C	-	Calm (0 kph at 195).
Renton 30 km WSW 160m alt. 1 hour ago	14° C	Dry	Calm (3 kph at 236).
Grotto wx 35 km NE 321m alt. 2 hours ago	13° C	Dry	Wind obs. (8 kph from 263 degs) was rejected.
Renton Airport 36 km WSW 218m alt. 2 hours ago	15° C	Dry and cloudy.	Light winds from the S (11 kph at 180).	16 km Low: scattered Mid: overcast
Grotto wx 39 km NE 1101m alt. 53 minutes ago	7° C	Dry	Calm (0 kph at 198).
Auburn 39 km SW 119m alt. 1 hour ago		-	Calm (0 kph at 254).
Stampede Pass Airport 40 km SE 628m alt. 3 hours ago	4° C	Fog -.	Wind obs. (7 kph from 220 degs) was rejected.	0 km
Woodinville 43 km WNW 137.2m alt. 1 hour ago	14° C	Dry	Wind obs. (18 kph from 293 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.