Nephela

Weather – Today & Tomorrow

Contents

This overview guides you through all features of NEPHELA version 1.0. Each section clearly explains where a feature can be found, what it does, and which version it is available in.

1. Getting Started

This section explains the basic usage of NEPHELA. You will learn how the app handles location data, how current weather information is displayed, and how to navigate the user interface.

Location Permissions

Where can I find this?
When launching the app for the first time, you will be asked to grant permission to use your location. This setting can be changed at any time in the iOS system settings under NEPHELA.

What does this feature do?
NEPHELA uses your location solely to retrieve weather data for your current position. Location access is used exclusively for this purpose.

Available for: FREE

Without location access:
You can also use NEPHELA without granting location access. In this case, you manually select locations via the location search and save them as favorites.

Viewing Current Weather Data

Where can I find this?
On the main screen of the app immediately after opening it.

What does this feature do?
The app displays the most important current weather data for the selected location. This includes temperature, weather conditions, high and low values, as well as additional metrics depending on the enabled weather tiles.

Available for: FREE

App Navigation

Where can I find this?
Navigation is handled directly via the main view and through context-related icons, such as search, settings, or export.

What does this feature do?
NEPHELA is intentionally designed to be clear and uncluttered. Core functions are accessible without nested menus. Detailed views open contextually, for example by tapping weather tiles or forecasts.

Available for: FREE

2. Main View & Weather

The main view is the central element of NEPHELA. It displays all relevant weather information for the currently selected location and serves as the starting point for detailed views, forecasts, and additional features.

Current Weather Data

Where can I find this?
Directly on the app’s main screen after opening it.

What does this feature do?
Displays the current weather data for the selected location. This includes temperature, weather conditions, high and low values, as well as additional metrics depending on the enabled weather tiles.

Available for: FREE

Note:
The data is automatically updated when the app is opened or when more than five minutes have passed since the last update.

Weather Header

Where can I find this?
At the top of the main view.

What does this feature do?
The weather header displays the current location, temperature, and current weather conditions. It provides quick orientation and updates automatically when the location changes or when data is refreshed.

Available for: FREE

Hourly Forecast (40 Hours)

Where can I find this?
Below the weather header as a horizontally scrollable bar.

What does this feature do?
Displays detailed weather development for the next 40 hours. For each hour, temperature, weather conditions, and a corresponding icon are shown.

Available for: FREE

Basic Weather Tiles

Where can I find this?
In the central area of the main view as a tile grid.

What does this feature do?
The basic weather tiles display four core weather values: feels-like temperature, wind, air pressure, and precipitation. Each tile also includes a trend indicator (rising, falling, or stable).

Available for: FREE

Note:
Tapping a tile opens a detailed chart showing the time-based progression of the respective weather value.

Dynamic Background

Where can I find this?
As the background of the main view.

What does this feature do?
The background automatically adapts to the current weather conditions and time of day. It supports visual interpretation of the weather without compromising content readability.

Available for: FREE

Liquid Glass Design

Where can I find this?
Consistently throughout the entire app user interface.

What does this feature do?
Liquid Glass is a visual design element featuring transparent surfaces and subtle blur effects. It creates a sense of depth and provides a calm, modern appearance.

Available for: FREE

Note:
On iOS 18 and later, the native Liquid Glass design is used. On earlier iOS versions, a visually comparable effect is applied.

Offline Mode

Where can I find this?
Automatically active when no internet connection is available. A notification banner appears at the top of the screen.

What does this feature do?
When no internet connection is available, NEPHELA continues to display the most recently retrieved weather data. New data is loaded as soon as the connection is restored.

Available for: FREE

3. Forecasts

NEPHELA provides clear weather forecasts for multiple days and hours in advance. The presentation is designed to make trends and developments easy to understand at a glance.

7-Day Weather Forecast

Where can I find this?
Below the hourly forecast as a vertical list.

What does this feature do?
Displays the weather forecast for the next seven days. For each day, weather conditions, high and low values, as well as sunrise and sunset times are shown.

Available for: FREE

10-Day Weather Forecast

Where can I find this?
In the same area as the 7-day forecast, extended by three additional days.

What does this feature do?
Extends the forecast to a total of ten days and enables better planning over longer periods.

Available for: PRO

Without a subscription:
Only the 7-day forecast is displayed. At the end of the list, a note about the PRO subscription is shown.

Detailed Charts

Where can I find this?
By tapping on a weather tile in the main view.

What does this feature do?
Displays the time-based progression of a selected weather value over past and upcoming hours. This allows trends and changes to be recognized at a glance.

Available for: FREE

Note:
Available for basic weather tiles. PRO users additionally receive detailed charts for extended weather data.

Sunrise and Sunset

Where can I find this?
In the daily forecast as well as as a dedicated weather tile in the main view.

What does this feature do?
Displays the exact times for sunrise and sunset per day. PRO users additionally see the solar noon as well as civil twilight times.

Available for: FREE (forecast) / PRO (tile with details)

4. Maps & Radar

The map and radar views in NEPHELA allow for a visual assessment of precipitation areas and weather developments in your surroundings. The presentation is interactive and designed for clarity.

Precipitation Map

Where can I find this?
In the main view below the forecasts as a map view.

What does this feature do?
Displays an interactive map with current and forecast precipitation areas. Rain and snow zones are shown using color coding, allowing you to quickly identify where precipitation is occurring or expected.

Available for: PRO

Without a subscription:
The precipitation map is not displayed. A note about the PRO subscription appears in the settings.

Note:
Tap on the map to open the full-screen view.

Full-Screen Radar

Where can I find this?
By tapping on the precipitation map in the main view.

What does this feature do?
Opens the precipitation map in full-screen mode. You can freely pan and zoom the map and examine temporal developments in more detail.

Available for: PRO

Without a subscription:
Not available, as the precipitation map itself is a PRO feature.

5. Alerts & Notifications

NEPHELA informs you about relevant weather events without being intrusive. Alerts and notices appear only when they are genuinely relevant.

Rain Alert

Where can I find this?
As a notification banner at the top of the main view when rain or snowfall is expected within the next 60 minutes.

What does this feature do?
The rain alert provides early information about upcoming precipitation. It shows the start time, duration, and intensity. Optionally, you can open a detailed view with minute-by-minute data.

Available for: FREE

Note:
The rain alert is based on minute-level forecast models and is especially useful for short-term daily planning.

Weather Warnings

Where can I find this?
As a warning banner at the top of the main view as soon as official weather warnings are issued for your region.

What does this feature do?
Displays official weather warnings such as severe weather, storms, heat, or frost. The warnings include information about the type of event, validity period, and affected areas.

Available for: FREE

Note:
Tap on a warning to open a detailed overview with all available information.

Live Activity

Where can I find this?
Settings → Enable Live Activity. After activation, it appears in the Dynamic Island and on the lock screen.

What does this feature do?
The Live Activity continuously displays current weather data outside the app. This includes temperature, weather conditions, and relevant changes without needing to open the app.

Available for: FREE

Note:
The Live Activity updates automatically in the background and can be disabled at any time in the settings.

6. PDF Export

PDF Export

Where can I find this?
In the main view via the export icon in the top right corner.

What does this feature do?
Creates a comprehensive weather report as a PDF document. The report contains weather data for the selected location at the selected time, forecasts, charts, and a summary.

Available for:PRO

Without a subscription:
The export button opens a notice about the PRO subscription. PDF creation is not available.

Note:
Creating the PDF may take a few seconds. A loading indicator is displayed during this time.

Share PDF

Where can I find this?
After successful PDF creation, the iOS share sheet appears automatically.

What does this feature do?
Allows sharing the generated PDF via other apps, saving it to the Files app, or printing it.

Available for:PRO

7. Favorites & Locations

NEPHELA allows you to easily switch between different locations. Frequently used places can be saved as favorites to quickly access their weather data.

Current Location

Where can I find this?
In the location search as the first entry under “Current Location”.

What does this feature do?
Uses your device’s GPS to automatically retrieve weather data for your current location. The location is updated when required.

Available for: FREE

Note:
Location access is required for this feature. Permission can be adjusted at any time in the iOS system settings.

Location Search

Where can I find this?
Via the magnifying glass icon in the top right corner of the main view.

What does this feature do?
Allows searching for cities, regions, or addresses worldwide. Search results are displayed while typing.

Available for: FREE

Note:
Found locations can be selected directly or saved as favorites.

Favorites (up to 5 locations)

Where can I find this?
In the location search under the “Favorites” section below the current location.

What does this feature do?
Allows saving up to five locations as favorites. This makes it easy to switch between frequently used locations.

Available for: FREE

Note:
Favorites remain saved even when the app is closed. They can be removed using a swipe gesture.

Favorites (up to 20 locations)

Where can I find this?
Also located in the “Favorites” section of the location search.

What does this feature do?
Extends the maximum number of storable favorites to up to 20 locations. Ideal for users who regularly need weather data for many locations.

Available for: PRO

Without a subscription:
Once the limit of five favorites is reached, a notice about the PRO subscription appears.

8. Personalization & Settings

Color Selection

Where can I find this?
Settings → Colors

What does this feature do?
You can customize the color of the weather icons and selected text elements in the app. This allows the appearance to be adapted to personal preferences or lighting conditions.

Available for: FREE

Temperature Unit

Where can I find this?
Settings → Units → Temperature

What does this feature do?
Determines whether temperatures are displayed in Celsius or Fahrenheit. The change takes effect immediately across the entire app.

Available for: FREE

Wind Speed

Where can I find this?
Settings → Units → Wind Speed

What does this feature do?
Determines the unit used to display wind speeds. The following units are supported:
• km/h (kilometers per hour)
• mph (miles per hour)
• m/s (meters per second)
• knots
• Beaufort

Available for: FREE

Air Pressure Unit

Where can I find this?
Settings → Units → Air Pressure

What does this feature do?
Defines the unit in which air pressure is displayed: hPa, mmHg, or inHg.

Available for: FREE

Precipitation Unit

Where can I find this?
Settings → Units → Precipitation

What does this feature do?
Determines whether precipitation amounts are displayed in millimeters or inches.

Available for: FREE

Language Selection

Where can I find this?
Settings → Language

What does this feature do?
Switches the app language between German and English. All texts, weather descriptions, and notices are updated accordingly.

Available for: FREE

Appearance

Where can I find this?
Settings → Appearance

What does this feature do?
Determines whether the app is displayed in light mode, dark mode, or automatically based on the system setting.

Available for: FREE

9. Siri, Shortcuts & Widgets

Siri Shortcut: Current Weather

Where can I find this?
Via Siri (“What’s the weather like?”) or in the Shortcuts app.

What does this feature do?
Retrieves the current weather data for your location and delivers it directly as a Siri response. Temperature, weather conditions, and basic information are provided.

Available for: FREE

Siri Shortcut: Temperature

Where can I find this?
Via Siri (“How warm is it?”).

What does this feature do?
Outputs only the current temperature for the selected location. Ideal for a quick check without additional details.

Available for: FREE

Siri Shortcut: Rain Alert

Where can I find this?
Via Siri (“Will it rain?” or “Do I need an umbrella?”).

What does this feature do?
Checks whether rain is expected within the next 60 minutes and provides a clear answer including start time and duration.

Available for: FREE

Siri Shortcut: Weather for Location

Where can I find this?
Via Siri (“Weather for a location”).

What does this feature do?
Allows querying weather data for any location. Siri asks for the location and then displays the current data.

Available for: FREE

Siri Shortcut: 7-Day Forecast

Where can I find this?
Via Siri (“What will the weather be like this week?”).

What does this feature do?
Provides a compact summary of the weather development for the upcoming seven days.

Available for: FREE

Siri Shortcut: Favorites Weather

Where can I find this?
Via Siri (“What’s the weather like in my favorites?”).

What does this feature do?
Displays an overview of the current weather data for all saved favorite locations.

Available for: FREE

Siri Shortcut: Smart Tip

Where can I find this?
Via Siri (“What should I wear?”).

What does this feature do?
Provides a situational recommendation based on temperature, precipitation, and wind.

Available for: PRO

Siri Shortcut: UV Index

Where can I find this?
Via Siri (“What’s the UV index?”).

What does this feature do?
Outputs the current UV index and highlights possible protective measures.

Available for: PRO

Home Screen Widgets

Where can I find this?
Home screen → Long press → Plus icon → Select NEPHELA.

What does this feature do?
Displays current weather data directly on the home screen without needing to open the app.

Available for: FREE

Lock Screen Widgets

Where can I find this?
Lock screen → Customize → Add NEPHELA widgets.

What does this feature do?
Displays compact weather information directly on the lock screen.

Available for: FREE

10. Subscriptions & Restoration

NEPHELA PRO

Where can I find this?
In the settings under “Subscriptions” or via in-app notices when a PRO feature is selected.

What does this feature do?
The PRO subscription unlocks all advanced features. These include the 10-day forecast, up to 20 favorites, extended weather tiles, weather maps with radar, and additional Siri shortcuts.

Available for: PRO

Notes:
NEPHELA PRO is available as a monthly or yearly subscription. Prices and durations are shown in the app and managed by Apple.

Subscription Restoration

Where can I find this?
Settings → “Restore Purchases”.

What does this feature do?
Restores active subscriptions, for example after reinstalling the app or when switching to a new device.

Available for: FREE

Notes:
Restoration is performed via the Apple ID used to purchase the subscription.

11. Privacy & Transparency

Location Data

What is used?
NEPHELA uses location data exclusively to retrieve weather data for your current position. The data is neither stored nor further processed.

Available for: FREE

Notes:
Location access can be changed or disabled at any time in the iOS system settings. The app remains usable without location access if locations are selected manually.

Weather Data Sources

What is used?
Current weather data and forecasts are provided by Apple WeatherKit.

Available for: FREE

Notes:
Both services are subject to the respective privacy policies of Apple and OpenWeather. NEPHELA does not store weather data on its own servers.

Local Data Storage

What is stored?
Favorites, app settings (units, language, colors, appearance), and the status of Live Activity are stored exclusively locally on your device.

Available for: FREE

Notes:
When the app is uninstalled, all locally stored data is deleted. Subscriptions remain linked to your Apple ID and can be restored.

No Data Sharing with Third Parties

What does this mean?
NEPHELA does not share any user data, location information, or usage statistics with third parties.

Available for: FREE

Notes:
Subscriptions are handled exclusively through Apple’s subscription system (StoreKit). NEPHELA has no access to payment data or Apple ID information.

Transparency

What does this mean?
NEPHELA follows a clear and transparent approach to data handling. This documentation fully describes which data is used and for what purpose.

Available for: FREE

Notes:
If you have any questions about privacy or data processing, the developer can be contacted at any time.

NEPHELA by the Numbers

Documented features: 50+

Chapters: 11

Status Distribution

FREE 28 features

PRO 13 features

Transparently documented.
Without dark patterns.
Travelers should be allowed to leave.

Download from the App Store
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