– Lat/Long: 47.51° N 121.74° W

Mount Si
Weather Forecast, United States
Issued: 9 am Mon 02 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Mon 02 Feb Local Time

Updates in:

hr min s

Update imminent

2 Mount Si Elevations: 2 Forecast Elevations:

	Days 1–3 Weather Summary Light rain (total 7mm), mostly falling on Mon morning. Very mild (max 17°C on Wed morning, min 5°C on Mon morning). Wind will be generally light.									Days 4–6 Weather Summary Some drizzle, heaviest during Sat night. Very mild (max 17°C on Thu morning, min 8°C on Fri night). Wind will be generally light.
	Monday 2			Tuesday 3			Wednesday 4			Thursday 5			Friday 6			Saturday 7
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	mod. rain	light rain	rain shwrs	some clouds	some clouds	some clouds	some clouds	clear	clear	clear	clear	clear	clear	cloudy	some clouds	clear	clear	rain shwrs
km/h	SSE	SW	SE	SE	SE	SE	SE	SSE	ESE	ESE	ESE	SE	S	WSW	S	SW	WSW	SSE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	5	1.7	0.4	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1.8
max °C	6	8	9	12	11	10	17	15	9	17	15	9	15	13	10	13	12	9
min °C	5	7	8	10	9	9	13	10	9	13	10	9	13	11	8	11	9	8
chill °C	3	6	8	9	8	8	13	9	8	13	9	8	13	11	8	11	9	8

Freezing level m	1600	2100	2500	2900	2950	3000	3450	3450	3500	3750	3800	3600	3250	2900	2700	2450	2350	2350
Cloud base (m)	800	450	450		5750	3150	4550	9300		8600		9500	8650			6900		2300

	7:31	—	—	7:30	—	—	7:28	—	—	7:26	—	—	7:26	—	—	7:24	—	—
	—	5:09	—	—	5:10	—	—	5:13	—	—	5:14	—	—	5:15	—	—	5:17	—

Mount Si Weather (Days 0-3):

The weather forecast for Mount Si is: Light rain (total 7mm), mostly falling on Mon morning. Very mild (max 17°C on Wed morning, min 5°C on Mon morning). Wind will be generally light.

Mount Si Weather (Days 3-6):

Some drizzle, heaviest during Sat night. Very mild (max 17°C on Thu morning, min 8°C on Fri 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. 41 minutes ago	7° C	Dry	Calm (0 kph at 26).
Black Diamond 32 km SSW 192m alt. 1 hour ago		-	Calm (3 kph at 77).
Renton Airport 36 km WSW 218m alt. 2 hours ago	9° C	Dry and cloudy.	Light winds from the SE (7 kph at 140).	16 km Low: overcast
Auburn 39 km SW 119m alt. 37 minutes ago	14° C	Dry	Calm (0 kph at 124).
Stampede Pass Airport 40 km SE 628m alt. 1 hour ago	0° C	Moderate rain .	Calm (0 kph at 0).	1 km
SHIP7716 43 km W 15m alt. 2 hours ago			Light winds from the SSE (12 kph at 160).	- km
SHIP3924 43 km W 15m alt. 3 hours ago			Light winds from the SSE (8 kph at 160).	- km
SHIP3405 43 km W 15m alt. 2 hours ago			Light winds from the S (10 kph at 180).	- km
SHIP8192 43 km W 15m alt. 3 hours ago			Light winds from the SSE (8 kph at 160).	- km
SHIP5514 43 km W 3m alt. 2 hours ago	10° C		Light winds from the S (11 kph at 180).

* 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.