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Jisan 7-Day Snow Forecast - 23rd May 2026

Jisan Snow Forecast - 7 day

ECMWF IFS
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Updated 23 May 2026 00:44 PDT

7-Day Snow Forecast for Jisan

1-week from 23 May.

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 81°F
Min 56°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 71°F
Min 58°F

Valley temperatures from an overnight low of 58°F to daytime highs around 71°F

Temperature at BaseTemp at Base

Sat
23

Snow unlikely

FairCloudClearCloud

Fair first, cloudy then clear sky, cloudy later.

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

Max 78°F
Min 56°F

Valley temperatures from an overnight low of 56°F to daytime highs around 78°F

Temperature at BaseTemp at Base

Sun
24

Snow unlikely

MixedClearClearMixed

Clear spells, clear sky, clear spells later.

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

Max 81°F
Min 57°F

Valley temperatures from an overnight low of 57°F to daytime highs around 81°F

Temperature at BaseTemp at Base

Mon
25

Snow unlikely

CloudMixedCloudRain

Cloudy first, clear spells then cloudy, rain later.

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

Max 69°F
Min 66°F

Valley temperatures from an overnight low of 66°F to daytime highs around 69°F

Temperature at BaseTemp at Base

Tue
26

Snow unlikely

Hvy RainHvy RainShwrsShwrs

Heavy rain early, then rain showers later.

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

Max 72°F
Min 64°F

Valley temperatures from an overnight low of 64°F to daytime highs around 72°F

Temperature at BaseTemp at Base

Wed
27

Snow unlikely

DrizzleDrizzleDrizzleMixed

Drizzle early, then clear spells later.

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

Max 74°F
Min 60°F

Valley temperatures from an overnight low of 60°F to daytime highs around 74°F

Temperature at BaseTemp at Base

Thu
28

Snow unlikely

ClearClearClearClear

Clear sky.

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

Max 74°F
Min 58°F

Valley temperatures from an overnight low of 58°F to daytime highs around 74°F

Temperature at BaseTemp at Base

Fri
29

Snow unlikely

ClearClearClearClear

Clear sky.

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 00:44 PDT, next update expected 06:00 PDT.

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.