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Mount Saint Helena, United States Weather Forecast

Weather Forecast Issued (local time):
  Days 0-3 Mount Saint Helena Weather Summary: Heavy rain (total 139mm), heaviest during Wed night. Very mild (max 10°C on Wed afternoon, min 4°C on Thu night). Winds increasing (light winds from the SSE on Tue night, gales from the SSE by Wed afternoon). Days 3-6 Mount Saint Helena Weather Summary: Heavy rain (total 70mm), heaviest during Sat night. Later becoming colder with a dusting of snow on Sun night. Mild temperatures (max 8°C on Sat morning, min 2°C on Sun night). Winds decreasing (near gales from the SSE on Sat night, light winds from the ESE by Sun night).
Tue Wednesday 18 Thursday 19 Friday 20 Saturday 21 Sunday 22 Mon
night AM PM night AM PM night AM PM night AM PM night AM PM night AM PM
See all weather maps
T california.wind.18.cc23
T california.wind.42.cc23
T california.wind.66.cc23
T california.wind.90.cc23
T california.wind.114.cc23
 
partially cloudy
rain showers
heavy rain
rain showers
partially cloudy
rain showers
rain showers
rain showers
rain showers
partially cloudy
clear
partially cloudy
heavy rain
rain showers
rain showers
snow showers
rain showers
partially cloudy
Wind
(km/h)
10 SSE10
40 S40
70 SSE70
20 W20
15 WSW15
15 W15
45 SSE45
30 W30
40 W40
35 W35
25 W25
20 SSW20
45 SSE45
40 SW40
30 W30
10 ESE10
15 WNW15
25 WNW25
Summary some clouds rain shwrs heavy rain rain shwrs some clouds rain shwrs rain shwrs rain shwrs rain shwrs some clouds clear some clouds heavy rain rain shwrs rain shwrs snow shwrs rain shwrs some clouds
Snow (cm) - - - - - - - - - - - - - - - 1 - -
Rain (mm) - 9 56 38 - 1 24 8 3 - - - 45 11 2 11 1 -
High °C 8 9 10 8 8 8 5 7 5 5 8 8 6 6 6 4 5 5
Low °C 7 9 8 6 7 6 4 6 4 4 7 6 5 6 4 2 3 4
Chill °C 5 5 6 5 5 5 1 3 -1 0 5 5 1 1 2 1 1 1
Freezing level (m) 3150 2500 2500 1600 1450 1600 1300 1400 1200 1250 1500 1500 1400 1350 1150 1000 1000 1050
Mount Saint Helena freezing level scale
mountain backdrop Mount Saint Helena freezing level
Sunrise - 7:24 - - 7:24 - - 7:24 - - 7:24 - - 7:22 - - 7:22 -
Sunset - - 5:15 - - 5:16 - - 5:17 - - 5:19 - - 5:20 - - 5:21

This table gives the weather forecast for Mount Saint Helena at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Saint Helena. 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 California.

 

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