– Lat/Long: 47.51° N 121.74° W

Mount Si
Weather Forecast, United States
Issued: 4 am Thu 02 Jul Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Thu 02 Jul Local Time

Updates in:

hr min s

Update imminent

2 Mount Si Elevations: 2 Forecast Elevations:

	Days 1–3 Weather Summary Light rain (total 4mm), mostly falling on Thu night. 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 23°C on Mon afternoon, min 11°C on Mon night). Wind will be generally light.
	Thursday 2			Friday 3			Saturday 4			Sunday 5			Monday 6			Tuesday 7
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	rain shwrs	cloudy	light rain	rain shwrs	rain shwrs	clear	clear	clear	clear	some clouds	clear	some clouds	some clouds	some clouds	clear	clear	clear	some clouds
km/h	W	SW	SW	WSW	W	SSW	WSW	W	E	NW	NW	ESE	W	W	S	WSW	W	S
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	0.1	—	3	0.9	0.3	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	15	17	13	14	20	18	16	21	16	16	21	19	19	23	21	18	21	18
min °C	12	17	13	13	18	11	13	19	10	13	20	14	16	22	11	14	20	13
chill °C	12	17	12	13	18	11	13	19	10	13	20	14	16	22	11	14	20	13

Freezing level m	3200	3100	3050	3600	3750	3600	3450	3650	3850	4000	4150	4000	4000	4200	4200	4050	4100	3750
Cloud base (m)	700	1850	400	500	1550	500				6950	7200	6850	6050	7150		5700	4850	4650

	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 4mm), mostly falling on Thu night. 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 23°C on Mon afternoon, min 11°C on Mon 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		-	Calm (0 kph at 180).
Harman Heights wx 6 km SSW 251m alt. 34 minutes ago	13° C	Dry	Calm (0 kph at 14).
Renton 30 km WSW 160m alt. 2 hours ago	12° C	Dry	Calm (5 kph at 224).
Grotto wx 35 km NE 321m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 217).
Renton Airport 36 km WSW 218m alt. 2 hours ago	14° C	Dry and cloudy.	Light winds from the S (13 kph at 190).	16 km Low: few Mid: overcast
Grotto wx 39 km NE 1101m alt. 2 hours ago	7° C	Dry	Calm (0 kph at 312).
Auburn 39 km SW 119m alt. 37 minutes ago		-	Calm (0 kph at 47).
Stampede Pass Airport 40 km SE 628m alt. 1 hour ago	7° C	Dry and cloudy.	Wind obs. (7 kph from 1 degs) was rejected.	13 km Low: broken Mid: overcast
SHIP10030 43 km W 15m alt. 2 hours ago				- km
SHIP4189 43 km W 3m alt. 3 hours ago	13° C

* 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.