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Mount Saint Helens, United States Weather Forecast

Weather Forecast Issued (local time): 10 pm Friday 20 Oct 2017
  Days 0-3 Mount Saint Helens Weather Summary: A heavy fall of snow, heaviest during Sat night. Freeze-thaw conditions (max 6°C on Mon afternoon, min -8°C on Fri night). Winds decreasing (extremely windy from the WSW on Sat night, light winds from the WNW by Mon afternoon). Days 3-6 Mount Saint Helens Weather Summary: Light rain (total 3mm) at first, then becoming colder with a dusting of snow on Wed afternoon. Very mild (max 12°C on Tue night, min 1°C on Wed afternoon). Winds increasing (light winds from the WNW on Tue morning, severe gales from the W by Wed afternoon).
Fri Saturday 21 Sunday 22 Monday 23 Tuesday 24 Wednesday 25 Thu
night AM PM night AM PM night AM PM night AM PM night AM PM night AM PM
See all weather maps
T washington.wind.18.cc23
T washington.wind.42.cc23
T washington.wind.66.cc23
T washington.wind.90.cc23
T washington.wind.114.cc23
 
heavy snow
heavy snow
heavy snow
heavy snow
heavy snow
snow showers
partially cloudy
clear
clear
clear
clear
clear
clear
clear
light snow
clear
clear
clear
Wind
km/h
45 SW45
65 WSW65
90 WSW90
110 WSW110
70 WSW70
65 W65
45 WNW45
25 NW25
15 WNW15
10 WNW10
5 W5
15 WNW15
35 WNW35
65 W65
60 NW60
25 NNE25
25 NNW25
25 N25
Summary heavy snow heavy snow heavy snow heavy snow heavy snow snow shwrs some clouds clear clear clear clear clear clear clear light snow clear clear clear
Snow cm 16 18 25 105 18 1 - - - - - - - - 2 - - -
Rain mm - - - - - - - - - - - - - - 3 - - -
High °C -4 -1 1 2 -2 -2 1 5 6 10 11 11 12 6 3 5 6 7
Low °C -8 -2 0 0 -2 -3 -1 2 6 7 10 11 8 4 1 2 5 6
Chill °C -14 -10 -9 -8 -12 -12 -7 1 2 9 10 10 10 0 -5 0 2 3
Freezing level m 1500 2300 2650 2850 2150 2100 3050 3650 3900 4250 4500 4450 4200 3450 3250 3450 4050 4200
Mount Saint Helens freezing level scale
mountain backdrop Mount Saint Helens freezing level
Sunrise - 7:33 - - 7:35 - - 7:35 - - 7:37 - - 7:39 - - 7:39 -
Sunset - - 6:12 - - 6:09 - - 6:07 - - 6:06 - - 6:05 - - 6:02

This table gives the weather forecast for Mount Saint Helens at the specific elevation of 2549 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Saint Helens. 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.