Semily 48-Hour Snow Forecast
Updated 20 September 2026 02:52 NZST
2-Day Forecast for Semily
48-hours from 20 September.
See below for forecast detail
Semily Snow Forecast updated at 02:52 NZST, next update expected imminently.
Forecast for today in Semily
Max 19℃
Min 11℃
Valley temperatures from an overnight low of 11℃ to daytime highs around 19℃
Temperature at BaseTemp at Base
Sun
20
Snow unlikely
Cloudy early, then rain showers later.
Forecast times for Semily are in Prague (Europe/Prague) time zone.
Forecast for tomorrow in Semily
Max 14℃
Min 9℃
Valley temperatures from an overnight low of 9℃ to daytime highs around 14℃
Temperature at BaseTemp at Base
Mon
21
Snow unlikely
Clear spells early, then light drizzle later.
Forecast times for Semily are in Prague (Europe/Prague) time zone.
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48-hour Forecast Detail
| Base | Snow to | Weather | Temp Town | Rain or Snow? | |||
|---|---|---|---|---|---|---|---|
| Sun | 00:00 | | Cloudy. | 13℃ | SW Calm | 0% | |
| Sun | 01:00 |  | Clear spells. | 13℃ | SW Calm | 0% | |
| Sun | 02:00 | | Fair. | 12℃ | SW Light | 0% | |
| Sun | 03:00 | | Fair. | 12℃ | SW Calm | 0% | |
| Sun | 04:00 | | Cloudy. | 11℃ | SW Calm | 0% | |
| Sun | 05:00 | | Clear spells. | 11℃ | SW Light | 0% | |
| Sun | 06:00 | | Cloudy. | 11℃ | SW Light | 0% | |
| Sun | 07:00 | | Cloudy. | 11℃ | SW Light | 0% | |
| Sun | 08:00 | | Cloudy. | 12℃ | SW Light | 0% | |
| Sun | 09:00 | | Cloudy. | 14℃ | SW Calm | 0% | |
| Sun | 10:00 | | Cloudy. | 15℃ | SW Light | 0% | |
| Sun | 11:00 | | Cloudy. | 16℃ | SW Light | 0% | |
| Sun | 12:00 | | Cloudy. | 18℃ | SW Light | 5% | |
| Sun | 13:00 | | Cloudy. | 19℃ | SW Breeze | 10% | |
| Sun | 14:00 | | Drizzle. | 17℃ | SW Breeze | 20% | |
| Sun | 15:00 | | Drizzle. | 16℃ | SW Breeze | 35% | |
| Sun | 16:00 | | Light drizzle. | 16℃ | SW Breeze | 55% | |
| Sun | 17:00 | | Light drizzle. | 16℃ | SW Breeze | 75% | |
| Sun | 18:00 | | Clear spells. | 16℃ | SW Breeze | 80% | |
| Sun | 19:00 | | Clear spells. | 15℃ | SW Breeze | 85% | |
| Sun | 20:00 | | Light rain showers. | 13℃ | SW Breeze | 90% | |
| Sun | 21:00 | | Light drizzle. | 13℃ | SW Breeze | 90% | |
| Sun | 22:00 | | Light drizzle. | 13℃ | SW Breeze | 85% | |
| Sun | 23:00 |  | Clear sky. | 12℃ | SW Breeze | 75% | |
| Mon | 00:00 | | Clear sky. | 11℃ | NW Breeze | 55% | |
| Mon | 01:00 | | Clear sky. | 10℃ | NW Breeze | 20% | |
| Mon | 02:00 | | Fair. | 9℃ | NW Light | 0% | |
| Mon | 03:00 | | Clear spells. | 9℃ | NW Breeze | 0% | |
| Mon | 04:00 | | Fair. | 9℃ | NW Breeze | 0% | |
| Mon | 05:00 | | Clear spells. | 9℃ | NW Breeze | 0% | |
| Mon | 06:00 | | Clear spells. | 9℃ | NW Breeze | 0% | |
| Mon | 07:00 | | Cloudy. | 9℃ | NW Breeze | 5% | |
| Mon | 08:00 | | Cloudy. | 10℃ | NW Breeze | 10% | |
| Mon | 09:00 | | Light drizzle. | 11℃ | NW Breeze | 20% | |
| Mon | 10:00 | | Light drizzle. | 12℃ | NW Breeze | 35% | |
| Mon | 11:00 | | Light drizzle. | 13℃ | NW Breeze | 45% | |
| Mon | 12:00 | | Cloudy. | 14℃ | NW Breeze | 60% | |
| Mon | 13:00 | | Light drizzle. | 13℃ | NW Breeze | 70% | |
| Mon | 14:00 | | Light drizzle. | 13℃ | NW Breeze | 80% | |
| Mon | 15:00 | | Light drizzle. | 14℃ | NW Breeze | 80% | |
| Mon | 16:00 | | Light drizzle. | 14℃ | NW Breeze | 80% | |
| Mon | 17:00 | | Light drizzle. | 13℃ | NW Breeze | 75% | |
| Mon | 18:00 | | Light drizzle. | 12℃ | NW Breeze | 70% | |
| Mon | 19:00 | | Light drizzle. | 11℃ | NW Breeze | 55% | |
| Mon | 20:00 | | Light drizzle. | 11℃ | NW Breeze | 45% | |
| Mon | 21:00 | | Light drizzle. | 10℃ | NW Breeze | 40% | |
| Mon | 22:00 | | Light drizzle. | 10℃ | NW Breeze | 30% | |
| Mon | 23:00 | | Cloudy. | 10℃ | NW Breeze | 25% | |
Snow Forecast near Semily
Snow forecasts for nearby ski areas.
Snow Forecasts for other Ski Resorts near Semily are not available.
Semily Snow
For current snow depths and skiing conditions, see our Current Snow Report for Semily.
No significant snowfall is forecast for this period.
This Snow Forecast for Semily, Czech Republic 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 Semily, on any given piste 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.
Snow Reliability
Semily has a reliable snow record, typically boasting a snow depth of 60-100 cm during peak season. With consistent snowfall from December to March, it's advisable to check the latest snow conditions on J2Ski for current updates.