★Two iPhone apps, both free on the App Store

KaiserwetterWeather for your destination.
Forecasts for your ski day.

Check weather forecasts worldwide, with GeoSphere data in Austria, and ski weather for 450 areas in Austria, Germany, Italy, Switzerland, Romania and the United States.

For iPhone · German, English and Romanian · Weather, maps and widgets are free · No subscription

1 km grid Alpine ski resorts No subscription
The Kaiserwetter apps

Two apps. Pick your forecast.

Check the weather at the place you have in mind, or compare ski resorts and record your day on the mountain.

Kaiserwetter icon with a crowned sun above mountains

Kaiserwetter

Weather and radar

Pick a spot on the map to see its forecast, rain radar, severe weather alerts, lightning and pollen. In Austria, the weather analysis uses a 1 km grid.

  • Rain radar and nowcast
  • Lightning map
  • Travel weather
  • Widgets
  • AI Trip Scout
  • Rain radar
  • Lightning map
  • Live Activities
  • Travel weather
  • Alpine passes
  • Widgets
  • Siri and Shortcuts
  • Trip Scout
  • Resort ratings
  • Season opening dates
  • 3D piste maps
  • Avalanche rating
  • Apple Watch
  • Ski with friends
App preview

Watch Kaiserwetter in action.

See both iPhone apps in 27 seconds.

Made with animated screenshots from the apps and original music.

Kaiserwetter · Weather and radar

A forecast for the place you choose.

Drop a pin on a mountain hut, a swimming lake or a running trail. In Austria, Kaiserwetter uses GeoSphere Austria’s INCA analysis on a 1 km grid, with 15-minute nowcast intervals and station readings every 10 minutes.

01 · Your location

Your local forecast.

See the temperature, the next six hours, wind and clothing advice at a glance. A photo of the location sits behind the forecast. Scroll down for the next 24 or 48 hours and the outlook beyond.

Hallstatt forecast with a location photo, 14.6°C, clothing advice and a temperature chart
02 · Rain and storms

Where the rain is heading.

Follow rain radar and a two-hour nowcast for Austria and nearby border regions. Elsewhere, see modelled precipitation. Explore satellite-detected lightning over Europe and Africa, satellite imagery, temperature, UV and pollen maps.

Rain radar over Salzburg and the Salzkammergut with a timeline and precipitation legend
03 · Live Activities

Rain on your Lock Screen.

Start a Live Activity to follow approaching rain or an official warning. The countdown appears on the Lock Screen and in the Dynamic Island.

  • Official severe weather warnings in Austria from GeoSphere Austria and in Germany from DWD
  • Forecast-based notices in other areas
Live Activity on the Lock Screen showing rain in 23 minutes
04 · Widgets

Weather on your Home Screen.

Widgets show a photo of the location and a temperature curve. The large widget includes a seven-day outlook. Warning and photography-light widgets also work on the Lock Screen.

Home Screen with small and large Kaiserwetter widgets showing 16°C, a temperature curve and a weekly outlook
05 · Travel weather

Weather along your route.

See the forecast for each stop at the time you expect to pass it. Check rain, snow, possible ice and strong gusts, plus official weather warnings in Austria and Germany.

  • Alpine passes with pass elevation and snow line
  • Suggested departure times when leaving earlier could avoid rain
  • Save a trip and get a reminder before you leave
Travel forecast from Vienna to Villach with a map, warnings and weather for each leg
06 · Outdoors

Find a good time to head outside.

Find a weather window for a run, a bike ride or drying laundry. Check clothing advice, compare today with yesterday, look up sun and moon times or golden hour, and see forecasts for events in your calendar.

Outdoor weather windows for walking, running and cycling today and tomorrow
07 · Weather history

How did the month compare?

Compare the past 30 days or a calendar month with the 1991–2020 climate average. The review uses your location in Austria and the nearest DWD station in Germany.

Hallstatt weather review comparing 30 days of temperature and precipitation with the climate average
08 · Scout and AI

What would you like to do?

Tell Scout when you want to go swimming, skiing or mountain biking. It finds nearby places, fetches the forecast for each one and ranks them by sunshine, temperature, rain, thunderstorm risk and wind.

Ask questions about your own weather data, such as “When will it rain today?” or “Compare my places for the weekend.”

Try AI free for 14 days
Kaiserwetter AI answering a question about the best time to go outside

Siri and Shortcuts

Ask whether rain is on the way, get the forecast for now or tomorrow, or check golden hour. Add controls to Control Centre or the Action button.

Notifications and quiet hours

Get a morning briefing and alerts for pollen, your commute, frost, ice, UV and changing weather. Quiet hours run from 10 pm to 7 am.

Compare locations

Compare two or three favourites side by side, each in its own local time.

Share a forecast

Share forecasts and weather reviews as images, or export the rain radar as a video.

The Kaiserwetter guarantee*

*A forecast is an estimate based on the available Austrian weather models.

How the AI pass works

One AI pass.
Choose your term.

Try it free for 14 daysSign in with Apple to start the trial.
A 30-day or 365-day AI passA single purchase covers the period you choose.
No automatic renewalWhen your pass expires, you decide whether to buy another.
No subscriptionNo token counterNo per-question fees

Weather, radar, maps, travel forecasts, widgets and notifications work without an account or a pass. Fair-use limits apply to AI. If you reach a limit, the app tells you when access resumes. There are no extra charges.

Kaiserwetter Ski · On the App Store

Where should you ski today?

Compare conditions at 450 ski areas in six countries, track your day on iPhone or Apple Watch and revisit each run afterwards.

01 · Resort ratings and Scout

Find a resort for your kind of skiing.

Scout and the colour-coded ratings take fresh snow, summit weather, wind, visibility and the official avalanche rating into account. Choose a profile for relaxed skiing, powder, sport, family or park days, on skis or a snowboard.

Ratings cover lift operating hours. Resorts confirmed closed are excluded from good ski-day recommendations.

Ski Scout comparing Schnalstal Glacier and Hintertux Glacier
02 · Lift-hour weather

Summit, mid-mountain and valley.

See gusts, sunshine and the freezing level at three elevations. Compare seven days of ski ratings and fresh snow, follow changes in snow depth in Austria and count down to published season openings.

Avalanche ratings come from official warning services, with a link to the bulletin. A rating appears only while a valid report is available.

Hintertux Glacier resort page with the summit forecast and a notice that no bulletin is available
03 · Trail maps

Illustrated mountain maps.

Explore panoramic piste maps made from open data, find your location and save favourite resorts for offline use. The 2D maps are free.

Illustrated map of Kitzsteinhorn Kaprun showing pistes and lifts
04 · 3D piste maps

See the mountain in 3D.

The Season Pass adds an interactive 3D view with your live position. Tap a lift to look up the mountain along its route.

Season Pass
3D map of Hintertux Glacier with pistes, lifts and a compass
05 · Record your ski day

Track every run for free.

Start recording with one tap. Tracking continues when the screen locks. See runs, lift rides, vertical distance, total distance and speed, with lift and piste names where available.

After skiing, review each run and lift ride on a timeline, see your personal bests and browse the day’s statistics and piste album.

Ski-day review showing the first and longest runs and the route on the piste map
06 · Plan ahead

Keep your favourite resorts in view.

Get notifications for fresh snow, resort openings and avalanche ratings of 3 or higher. Check widgets, a departure time for the first lift, clothing and goggle suggestions, and sunny pistes.

Favourites showing lift-hour summit forecasts for Hintertux Glacier and Kitzsteinhorn Kaprun
FREE

Record from your wrist.

Start tracking with Siri or the Action button on Apple Watch. See your piste, speed and daily statistics on the watch face or in the app. Your completed ski day appears on iPhone.

  • Live Activity on the Lock Screen and in the Dynamic Island
  • Save a workout with its route to Apple Health if you choose
  • Your recordings and Health data stay on your devices

Ski with friends

Invite friends or family by link or QR code and share your positions on the ski map. You control sharing. It is end-to-end encrypted and works without an account.

Season opening countdown

See upcoming published opening dates for the season, with your favourites first.

Off-piste alerts and emergency contact

The app can include your position in a call or message. In an emergency, contact local emergency services.

Kaiserwetter Ski

Free

Ski tracking, the Apple Watch app, your most recent ski-day review, piste album, location sharing, resort ratings, Scout, weather, snow, avalanche ratings, 2D piste maps and notifications.

Season Pass (optional)

€9.90

Adds 3D piste maps, full replay with video, routes from older ski days, season statistics, fine-tuned ratings and AI questions. Valid through 30 September, with no automatic renewal.

Price shown for Austria. Check the price and expiry date in the app before purchase. Pass details

Kaiserwetter in numbers

1 kmINCA analysis grid in Austria
3elevations in mountain forecasts where available
14 daysto try AI free
0subscriptions across both apps
Privacy

Your weather and your privacy.

Ad-free

Both apps are free of ads and third-party tracking.

Use it without an account

Check weather, radar and maps in either app without signing in.

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This site serves static pages without cookies, tracking or analytics. Website privacy

Kaiserwetter Kaiserwetter Ski

Get Kaiserwetter for iPhone.

Both apps are free to download for iPhone running iOS 26.

🌡️ More from us: Austrian heat records shows which parts of Austria have been hottest.