Forecasts:


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North Twin Sister, United States Weather Forecast

Weather Forecast Issued (local time): 9 am Thursday 22 Feb 2018
  Days 0-3 North Twin Sister Weather Summary: A heavy fall of snow, heaviest during Fri night. Temperatures will be below freezing (max -4°C on Sat night, min -12°C on Thu morning). Winds increasing (calm on Thu night, gales from the SSW by Sat night). Days 3-6 North Twin Sister Weather Summary: A heavy fall of snow, heaviest during Sun morning. Temperatures will be below freezing (max -5°C on Tue afternoon, min -9°C on Sun afternoon). Winds decreasing (strong winds from the W on Sun morning, light winds from the W by Mon morning).
Thursday 22 Friday 23 Saturday 24 Sunday 25 Monday 26 Tuesday 27
AM PM night AM PM night AM PM night AM PM night AM PM night AM PM night
See all weather maps
T washington.wind.12.cc23
T washington.wind.36.cc23
T washington.wind.60.cc23
T washington.wind.84.cc23
T washington.wind.108.cc23
T washington.wind.132.cc23
 
clear
clear
partially cloudy
light snow
heavy snow
heavy snow
moderate snow
snow showers
heavy snow
heavy snow
moderate snow
heavy snow
light snow
snow showers
snow showers
light snow
heavy snow
heavy snow
Wind
km/h
15 NE15
10 NNE10
5 W5
20 SSE20
15 SSE15
35 WSW35
10 WNW10
15 SW15
45 S45
45 W45
35 W35
20 W20
5 W5
10 W10
15 SW15
10 WSW10
15 SSW15
20 SW20
Summary clear clear some clouds light snow heavy snow heavy snow mod. snow snow shwrs heavy snow heavy snow mod. snow heavy snow light snow snow shwrs snow shwrs light snow heavy snow heavy snow
Snow cm - - - 5 14 39 8 2 25 17 9 18 3 2 2 4 11 32
Rain mm - - - - - - - - - - - - - - - - - -
High °C -11 -10 -9 -10 -7 -7 -8 -7 -4 -8 -8 -9 -9 -8 -8 -6 -5 -5
Low °C -12 -10 -10 -11 -9 -8 -8 -8 -8 -8 -9 -9 -9 -8 -8 -7 -6 -5
Chill °C -17 -16 -9 -18 -14 -15 -13 -13 -15 -19 -18 -18 -13 -13 -13 -12 -12 -12
Freezing level m 0 300 0 0 0 350 300 500 300 400 300 0 250 400 0 300 600 600
North Twin Sister freezing level scale
mountain backdrop North Twin Sister freezing level
Sunrise 7:03 - - 7:01 - - 6:58 - - 6:56 - - 6:54 - - 6:52 - -
Sunset - 5:39 - - 5:40 - - 5:43 - - 5:45 - - 5:45 - - 5:47 -

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.