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Rainbow Snow Forecast - 21st March 2026

Rainbow Snow Report and Forecast

ECMWF IFS
GFS

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Updated 20 March 2026 17:41 PDT

Snow Forecast for Rainbow

Snow and Weather from 21 March.

For Forecast detail, see below.

Rainbow Snow Forecast Highlights

When will there be fresh snow in Rainbow?

Rainbow Snow Forecast Highlights - ECMWF IFS
Snowfall prediction at mid-mountain (5,310ft)
Next Snow?
There is no snow currently in the forecast for Rainbow.

Forecast for today in Rainbow

Max 60°F
Min 45°F

Valley temperatures from an overnight low of 45°F to daytime highs around 60°F

Temperature at BaseTemp at Base

Sat
21

Snow unlikely

ClearCloudCloudClear

Clear sky, cloudy, clear sky later.

Forecast times for Rainbow are in Auckland (Pacific/Auckland) time zone.

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Rainbow 7-Day Snow Forecast Overview

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Summary Weather and Snow Forecast for Rainbow from OpenMeteo(ECMWF IFS)
Sat
21
Sun
22
Mon
23
Tue
24
Wed
25
Thu
26
Fri
27
WindNE F2NE F3
5,906ft
55°F
Clear
56°F
Clear
53°F
Clear
55°F
Clear
56°F
Cloud
47°F
Cloud
46°F
Shwrs
NE F2NE F3
5,310ft
57°F
Clear
58°F
Clear
55°F
Clear
57°F
Clear
58°F
Cloud
49°F
Cloud
48°F
Shwrs
NE F2NE F3
4,715ft
60°F
Clear
61°F
Clear
57°F
Clear
59°F
Clear
60°F
Cloud
51°F
Cloud
50°F
Shwrs
Snow Line
Max Town60°F61°F57°F59°F60°F51°F50°F
Min Town45°F36°F37°F38°F40°F42°F45°F

This table shows the average forecast snowfall, the maximum temperature, and expected general weather at resort, lower and upper mountain levels. For daily forecast details, see below.

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Snow Reliability

Rainbow Resort typically enjoys reliable snow conditions, with an average snow depth of 150 cm and consistent snowfall throughout the season. For the latest snow information, check J2Ski for updates.

Understanding and predicting Snow Conditions in Rainbow

Here are our tips for making the most of a trip to Rainbow, with the help of the J2Ski Snow forecasts and reports. You can find some great skiing in Rainbow, but like any mountain, snow conditions change throughout the season, from day to day, and even from hour to hour.

Whether you’re sticking to the marked pistes or venturing off-piste, here’s what you need to know:

Pistes (Groomers) or Off-Piste

These can be a world apart, regarding snow conditions, even ignoring the difference between the natural terrain features to be found off-piste and the generally controlled surfaces and slopes of a pisted (groomed) run.

  • Piste Conditions can range from fresh powder to firm, icy surfaces, particularly after warm spells or a busy day on the mountain with the passage of many skiers.
  • Off-Piste Conditions are far more variable. Wind and sun can quickly transform fresh snow into wind crust or slushy layers, whilst cold weather can preserve stashes of powder many days after a snowfall.

WARNING - skiing off-piste (out-of-bounds) at Rainbow is uncontrolled and un-marked slopes are not made safe (from avalanche risk) or patrolled. Always check local advice, know the Avalanche Risk Level, ski with safety kit (and know how to use it), and never ski alone.

Analyzing Weather and Snowfall Forecasts

Whilst no forecast can tell you exactly how snow conditions in Rainbow will develop, checking the forecast regularly should give you an idea of what to expect.

New snowfall can bring fresh powder and refresh the surfaces of pisted runs. Powder can be tracked out quickly at busy times, but in less crowded and shaded areas, fresh snow can linger for days.

Changes in weather conditions, such as milder temperatures, rain or wind, can degrade snow quality. Conversely, cold, stable weather can preserve conditions for extended periods.

Predicting Future Snow Quality

Regularly check our snow and weather forecasts for Rainbow for changes that may affect snow quality. Forecast snowfall depth and recent snowfall are good indicators of what to expect.

Use historical data and recent snow reports to understand past snow conditions and anticipate future changes.