About this app

Visualize the forecast with the unique Flowx weather map and graphs. Get superior user experience with all your data on one screen, finger swipe control, multiple data types and forecast models, and absolutely no ads, no tracking.
Use Flowx to plan around the weather, for aviation, fishing, sailing, surfing, cycling, hiking, photography, storm tracking or anyone interested in the weather.

The advantage of Flowx is the ability to easily compare models to understand the weather and what it means for you. Customize your data options and visuals to your preference.

User Experience

Map
Use finger swipe to control the forecast animation over time. Choose multiple data layers to display on the map, and easily switch between models.

Graphs
View the week’s weather forecast data at a glance. Choose from a selection of graphs and use the compare function to view all data sources at once.

Widget
Get a quick update on your homescreen with the graph widget. Choose the graphs and location to display.

Features
GFS, GDPS and ECMWF global forecast models, updated 4 times daily. Plus global wave, air quality and UV index models, storm/hurricane tracks, sun/moon-rise/set and USA high-res smoke.

Offline use, no ads, no tracking, minimal permissions.

Pro Version Options
[Payment is required to access pro version subscription features.]

Note: Pro version purchases are temporarily unavailable, we are sorry for the inconvenience and are working to fix this soon.

Silver Subscription: Best Value for Global Data
All Free features plus up to 16-day forecasts and 3-day history, Radar Reflectivity, ICON global forecast model, and additional regional forecast models.

Gold Subscription: Best Value for High-Resolution USA, Canada & Europe
All Free and Silver features plus 3 high-res regional models for USA & Canada, 5 high-res regional models for Europe, and additional high-res models including ocean temp/current and air quality.

Data Sources

Data Sources - Free
• NOAA GFS and Waves - Global
• CMC GDPS and GDWPS Waves - Global
• ECMWF HRES 35km - Global
• NOAA HRRR Smoke Data - Continental USA
• CAMS Air Quality/UV Index - Global
• Storm/Hurricane Tracks (NOAA & CMC) - Global tropical storms
• Sunrise/set and Moonrise/set

Data Sources - Silver
• Free sources plus:
• RainViewer Radar - 82 countries
• DWD ICON - Global
• NOAA NAM12km - Continental USA
• CMC RDPS - Canada, USA (incl. Alaska), Greenland, Iceland
• MeteoFrance ARPEGE - Europe

Data Sources - Gold
• Free & Silver sources plus:
• NOAA HRRR and NAM3km - Continental USA
• CMC HRDPS - Canada
• DWD ICON-EU - Europe
• DWD ICON-D2 - Germany
• MeteoFrance AROME - France
• KNMI HARMONIE 2km - Netherlands+
• RMI Alaro - Belgium
• Expedition Marine - Various locations incl NZ
• NOAA RTOFS Ocean Model - Global
• CAMS-EU Air Quality - Europe
• SILAM Air Quality - Europe

Flowx is not affiliated with and does not represent any meteorological government entity whose data is displayed in the app. For more details see Data sources help page.

Providers of weather data:
NOAA: www.noaa.gov
CMC: www.weather.gc.ca
ECMWF: www.ecmwf.int
CAMS: atmosphere.copernicus.eu
DWD: www.dwd.de
MeteoFrance: www.meteofrance.com
KNMI: www.knmi.nl
RMI: www.meteo.be
SILAM: silam.fmi.fi

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New features

Release 3.426 (26 Mar 2025)
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Temporarily disabled ability to purchase pro due to a minor bug.

Very sorry for the inconvenience. It will be back very soon.

Existing pro purchases still work.

- Added link to Google Play Subscription Center in Settings.

- Added more links to providers of weather data.

App Permissions

Allows an application to read from external storage.
Allows an application to write to external storage.
Allows an app to access precise location.
Allows an app to access approximate location.
Allows applications to open network sockets.
Allows applications to access information about networks.
Allows using PowerManager WakeLocks to keep processor from sleeping or screen from dimming.
Allows an application to receive the ACTION_BOOT_COMPLETED that is broadcast after the system finishes booting.