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Jisan 7-Day Snow Forecast - 21st March 2026

Jisan Snow Forecast - 7 day

ECMWF IFS
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Updated 20 March 2026 23:43 PDT

7-Day Snow Forecast for Jisan

1-week from 21 March.

For Forecast detail, see below.

Jisan 7-Day Snow Forecast Highlights

When will there be fresh snow in Jisan?

Jisan Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (664ft)
Next Snow?
There is no snow currently in the forecast for Jisan.

7-Day Snow Outlook for Jisan

 
Snowfall

 
Snow Line

Max 64°F
Min 32°F

Snow unlikely

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Jisan Medium-Range (7-Day) Snow Forecast Detail

Note :- Mountain weather is extremely dynamic; the forecast below will change. Any forecast snow may move forward or back in the forecast, and predicted snowfall depths will be revised in subsequent updates.

Max 55°F
Min 33°F

Valley temperatures from an overnight low of 33°F to daytime highs around 55°F

Temperature at BaseTemp at Base

Sat
21

Snow unlikely

ClearClearCloudCloud

Clear sky early, then cloudy later.

Forecast times for Jisan are in Seoul (Asia/Seoul) time zone.

Max 59°F
Min 32°F

Valley temperatures from an overnight low of 32°F to daytime highs around 59°F

Temperature at BaseTemp at Base

Sun
22

Snow unlikely

CloudCloudFairClear

Cloudy, fair, clear sky later.

Forecast times for Jisan are in Seoul (Asia/Seoul) time zone.

Max 61°F
Min 32°F

Valley temperatures from an overnight low of 32°F to daytime highs around 61°F

Temperature at BaseTemp at Base

Mon
23

Snow unlikely

ClearFairCloudCloud

Clear sky, fair, cloudy later.

Forecast times for Jisan are in Seoul (Asia/Seoul) time zone.

Max 61°F
Min 36°F

Valley temperatures from an overnight low of 36°F to daytime highs around 61°F

Temperature at BaseTemp at Base

Tue
24

Snow unlikely

CloudCloudCloudCloud

Cloudy.

Forecast times for Jisan are in Seoul (Asia/Seoul) time zone.

Max 59°F
Min 43°F

Valley temperatures from an overnight low of 43°F to daytime highs around 59°F

Temperature at BaseTemp at Base

Wed
25

Snow unlikely

CloudCloudClearClear

Cloudy early, then clear sky later.

Forecast times for Jisan are in Seoul (Asia/Seoul) time zone.

Max 64°F
Min 36°F

Valley temperatures from an overnight low of 36°F to daytime highs around 64°F

Temperature at BaseTemp at Base

Thu
26

Snow unlikely

ClearClearCloudCloud

Clear sky early, then cloudy later.

Forecast times for Jisan are in Seoul (Asia/Seoul) time zone.

Max 60°F
Min 39°F

Valley temperatures from an overnight low of 39°F to daytime highs around 60°F

Temperature at BaseTemp at Base

Fri
27

Snow unlikely

CloudCloudCloudCloud

Cloudy.

Forecast times for Jisan are in Seoul (Asia/Seoul) time zone.

No significant snowfall is forecast for this period.

This Snow Forecast for Jisan, South Korea gives the predicted Snowfall and Freezing Levels for the next week.

The forecast snowfall depths given are the likely average accumulations for the Lower and Upper slopes. The actual snow depth in Jisan, on any given trail or itinerary, may be dramatically different, particularly if the snowfall is accompanied by high winds and/or varying air temperatures.

Snow Forecasts beyond two days ahead are subject to significant change and variable reliability.

Jisan Snow Forecast updated at 23:43 PDT, next update expected imminently.

Snow Reliability

Snow reliability at Jisan is commendable, typically enjoying depths of around 100 cm during peak season. Regular snowfall ensures excellent conditions, but check J2Ski for the latest updates on snow conditions and forecasts.