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Roundtop Snow Forecast - 48 hour - 20th September 2026

Roundtop 48-Hour Snow Forecast

ECMWF IFS
GEM
GFS

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Updated 20 September 2026 19:56 BST

2-Day Forecast for Roundtop

48-hours from 20 September.

See below for forecast detail

Roundtop Snow Forecast updated at 19:56 BST, next update expected 01:00 BST.

Forecast for today in Roundtop

Max 33℃ 91°F
Min 21℃ 69°F

Valley temperatures from an overnight low of 21℃ 69°F to daytime highs around 33℃ 91°F

Temperature at BaseTemp at Base

Sun
20

Snow unlikely

MixedClearClearClear

Clear spells early, then clear sky later.

Forecast times for Roundtop are in Denver (US/Mountain) time zone.

Forecast for tomorrow in Roundtop

Max 32℃ 89°F
Min 23℃ 74°F

Valley temperatures from an overnight low of 23℃ 74°F to daytime highs around 32℃ 89°F

Temperature at BaseTemp at Base

Mon
21

Snow unlikely

CloudFairCloudCloud

Cloudy, fair, cloudy later.

Forecast times for Roundtop are in Denver (US/Mountain) time zone.

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48-hour Forecast Detail

48 Hour Weather and Snow Forecast for Roundtop from OpenMeteo(GFS)
BaseSnow toWeatherTemp
Town
Rain or Snow?
Sun00:00Clear

Clear sky. 22℃ 71°F SE
Light
0%
Sun01:00Clear

Clear sky. 22℃ 71°F SE
Light
0%
Sun02:00Clear

Clear sky. 22℃ 71°F SE
Light
0%
Sun03:00Clear

Clear sky. 21℃ 71°F SE
Light
0%
Sun04:00Clear

Clear sky. 21℃ 70°F SE
Light
0%
Sun05:00Clear

Clear sky. 21℃ 69°F SE
Light
0%
Sun06:00Clear

Clear sky. 21℃ 70°F SE
Light
0%
Sun07:00Clear

Clear sky. 23℃ 73°F SE
Light
0%
Sun08:00Clear

Clear sky. 25℃ 77°F SE
Calm
0%
Sun09:00Clear

Clear sky. 27℃ 80°F SE
Light
0%
Sun10:00Fair

Fair. 29℃ 84°F SE
Light
0%
Sun11:00Clear

Clear sky. 30℃ 87°F SE
Light
0%
Sun12:00Clear

Clear sky. 31℃ 88°F SE
Light
0%
Sun13:00Clear

Clear sky. 32℃ 90°F SE
Light
5%
Sun14:00Clear

Clear sky. 33℃ 91°F SE
Light
5%
Sun15:00Clear

Clear sky. 33℃ 91°F SE
Light
10%
Sun16:00Clear

Clear sky. 33℃ 91°F SE
Light
5%
Sun17:00Clear

Clear sky. 32℃ 89°F SE
Light
10%
Sun18:00Clear

Clear sky. 30℃ 86°F SE
Light
10%
Sun19:00Cloud

Cloudy. 29℃ 85°F SE
Light
10%
Sun20:00Shwrs

Rain showers. 25℃ 77°F SE
Breeze
5%
Sun21:00Cloud

Cloudy. 24℃ 76°F SE
Light
5%
Sun22:00Cloud

Cloudy. 24℃ 76°F SE
Light
0%
Sun23:00Cloud

Cloudy. 24℃ 76°F SE
Light
5%
Mon00:00Cloud

Cloudy. 24℃ 75°F SE
Light
5%
Mon01:00Fair

Fair. 24℃ 75°F SE
Light
5%
Mon02:00Cloud

Cloudy. 24℃ 74°F SE
Light
5%
Mon03:00Fair

Fair. 24℃ 74°F SE
Light
0%
Mon04:00Fair

Fair. 23℃ 74°F SE
Light
0%
Mon05:00Cloud

Cloudy. 24℃ 74°F SE
Light
5%
Mon06:00Shwrs

Rain showers. 24℃ 74°F SE
Light
10%
Mon07:00Shwrs

Rain showers. 24℃ 75°F SE
Light
10%
Mon08:00Cloud

Cloudy. 25℃ 78°F SE
Light
5%
Mon09:00Cloud

Cloudy. 27℃ 81°F SE
Light
5%
Mon10:00Cloud

Cloudy. 29℃ 84°F SE
Light
5%
Mon11:00Cloud

Cloudy. 31℃ 87°F SE
Light
5%
Mon12:00Cloud

Cloudy. 32℃ 89°F SE
Light
10%
Mon13:00Cloud

Cloudy. 30℃ 86°F SE
Light
5%
Mon14:00Cloud

Cloudy. 32℃ 89°F SE
Light
5%
Mon15:00Mixed

Clear spells. 32℃ 89°F SE
Light
10%
Mon16:00Fair

Fair. 32℃ 89°F SE
Calm
10%
Mon17:00Cloud

Cloudy. 30℃ 86°F SE
Light
10%
Mon18:00Cloud

Cloudy. 29℃ 84°F SE
Light
10%
Mon19:00Mixed

Clear spells. 29℃ 83°F SE
Light
10%
Mon20:00Fair

Fair. 26℃ 79°F SE
Light
10%
Mon21:00Cloud

Cloudy. 25℃ 77°F SE
Breeze
10%
Mon22:00Cloud

Cloudy. 25℃ 76°F SE
Light
5%
Mon23:00Cloud

Cloudy. 24℃ 76°F SE
Light
10%

Snow Forecast near Roundtop

Snow forecasts for nearby ski areas.

Snow Forecasts for other Ski Resorts near Roundtop are not available.

Roundtop Snow

For current snow depths and skiing conditions, see our Current Snow Report for Roundtop.

No significant snowfall is forecast for this period.

This Snow Forecast for Roundtop, United States 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 Roundtop, 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

Roundtop typically experiences consistent snowfall, with an average snow depth of around 30 inches during peak season. Snow conditions can vary, so it's recommended to check J2Ski for the latest snow reports and updates.