North Twin Sister
Weather Forecast, United States

 

Days 0-3 North Twin Sister Weather Summary:

A heavy fall of snow, heaviest during Fri night. Becoming milder with heavy rain (total 78mm) on Sun afternoon. Freeze-thaw conditions (max 4°C on Sun afternoon, min -4°C on Fri night). Winds increasing (light winds from the S on Fri night, near gales from the SSE by Sat night).

Days 3-6 North Twin Sister Weather Summary:

Heavy rain (total 48mm) on Thu afternoon. Becoming colder with heavy fall of snow, heaviest during Thu night. Freeze-thaw conditions (max 7°C on Wed night, min -2°C on Thu night). Winds increasing (light winds from the SSE on Wed afternoon, gales from the S by Thu morning).

night AM PM night AM PM night AM PM night AM PM night AM PM night AM PM
snow showers
partially cloudy
partially cloudy
light snow
heavy rain
heavy rain
heavy snow
moderate snow
light snow
heavy snow
heavy snow
light snow
moderate snow
light snow
partially cloudy
rain showers
rain showers
heavy snow
Wind km/h
40 WSW40
20 SSE20
25 SSE25
45 SSE45
40 SSE40
40 SSE40
35 SSW35
35 S35
40 SSE40
30 S30
45 WSW45
30 WSW30
45 W45
15 SW15
10 SSE10
45 SSE45
70 S70
40 SSW40
snow shwrs some clouds some clouds light snow heavy rain heavy rain heavy snow mod. snow light snow heavy snow heavy snow light snow mod. snow light snow some clouds rain shwrs rain shwrs heavy snow
Rain
Rain mm
- - - 22 30 26 - - - - - - - - - 5 14 29
Snow
Snow cm
15 - - 3 - - 17 6 5 18 11 4 10 2 - - - 11
High °C
-4 -3 2 3 3 4 1 -1 -1 1 2 0 0 0 2 7 6 2
Low °C
-4 -4 1 0 3 3 -1 -1 -1 -1 0 0 -1 0 0 3 3 -1
Chill °C
-13 -9 -5 -4 -4 -2 -7 -8 -9 -6 -5 -7 -8 -4 -2 1 -1 -5
Freezing level m
850 900 1600 1800 2100 2150 1550 1350 1350 1400 1800 1500 1350 1450 1600 2200 2250 1850
Sea lvl3000ft6000ft9000ft12000ft15000ft
mountain backdrop
-7-5-3001-2-4-4-1-2-3-4-4032-1-4-323341-1-112000276234677776567666610108
Sunrise
- 7:54 - - 7:54 - - 7:54 - - 7:56 - - 7:56 - - 7:56 -
Sunset
- - 4:12 - - 4:12 - - 4:12 - - 4:12 - - 4:13 - - 4:13

Issued local time.

This table gives the weather forecast for North Twin Sister at the specific elevation of 1500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of North Twin Sister. 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 5 closest weather stations

Weather StationTemp.WeatherWind
Cloud
Visibility
Cloud / Visibility
Lyman
20 km S
155m alt.
42 minutes ago
4° C
Dry
0
Calm
(0 kph at 109).
Bellingham
24 km WSW
198m alt.
1 hour ago
4° C
Dry
2
Calm
(2 kph at 226).
Deming
25 km WNW
102m alt.
59 minutes ago
4° C
Dry
0
Calm
(0 kph at 38).
Bellingham
29 km W
71m alt.
1 hour ago
7° C
Dry
5
Calm
(5 kph at 277).
Bellingham
31 km W
130m alt.
1 hour ago
3° C
Dry
2
Calm
(2 kph at 221).

* 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. We also include passing Ship data if it is recorded close to North Twin Sister and within an acceptable time window.

North Twin Sister Photos