Forecasts:

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North Twin Sister, United States Weather Forecast

Weather Forecast Issued (local time): 4 pm Sunday 29 Mar 2015
  Days 0-3 North Twin Sister Weather Summary: A heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 2°C on Mon afternoon, min -8°C on Wed morning). Winds decreasing (gales from the S on Mon night, light winds from the W by Wed morning). Days 3-6 North Twin Sister Weather Summary: A heavy fall of snow, heaviest during Fri afternoon. Temperatures will be below freezing (max -5°C on Thu night, min -7°C on Wed night). Winds increasing (light winds from the W on Wed night, fresh winds from the SSW by Fri morning).
Sun Monday 30 Tuesday 31 Wednesday 1 Thursday 2 Friday 3 Sat
PM night AM PM night AM PM night AM PM night AM PM night AM PM night AM
See all weather maps
T washington.wind.30.cc23
T washington.wind.54.cc23
T washington.wind.78.cc23
T washington.wind.102.cc23
T washington.wind.126.cc23
 
moderate snow
light snow
cloudy
partially cloudy
snow showers
moderate snow
moderate snow
heavy snow
moderate snow
snow showers
snow showers
snow showers
snow showers
partially cloudy
light snow
heavy snow
heavy snow
light snow
Wind
(km/h)
20 SW20
30 S30
25 SSW25
35 S35
40 SW40
25 WSW25
30 W30
25 WSW25
10 W10
10 W10
10 W10
10 WNW10
10 W10
15 SW15
30 SSW30
25 SW25
15 WSW15
15 SW15
Summary mod. snow light snow cloudy some clouds snow shwrs mod. snow mod. snow heavy snow mod. snow snow shwrs snow shwrs snow shwrs snow shwrs some clouds light snow heavy snow heavy snow light snow
Snow (cm) 10 2 - - 22 7 9 25 9 4 6 2 2 - 5 17 17 5
Rain (mm) - - - - - - - - - - - - - - - - - -
High °C 0 1 0 2 1 -6 -6 -6 -7 -6 -6 -7 -6 -5 -5 -5 -5 -7
Low °C -1 0 0 1 -5 -7 -7 -7 -8 -6 -7 -7 -6 -6 -5 -5 -6 -7
Chill °C -5 -4 -6 -4 -7 -13 -14 -14 -12 -11 -11 -13 -11 -11 -12 -12 -11 -12
Freezing level (m) 2000 2200 2050 2350 1700 1050 1150 900 950 1200 1000 1000 1200 900 1050 1300 1100 1000
North Twin Sister freezing level scale
mountain backdrop North Twin Sister freezing level
Sunrise - - 6:50 - - 6:48 - - 6:46 - - 6:43 - - 6:41 - - 6:39
Sunset 19:34 - - 19:35 - - 19:37 - - 19:37 - - 19:39 - - 19:40 - -

This table gives the weather forecast for North Twin Sister at the specific elevation of 2024 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.

 

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