Blue Liner Flows
Ryan Olson Weather iPhoneiPadiPod touchMac
Blue Liner Flows is a free Weather app for iPhone and iPad by Ryan Olson. Rated 4.7/5 from 41 ratings. Requires iOS 17.6. Updated March 5, 2026.
- Rating
- 4.7
- 41 ratings
- Price
- Free
- on the App Store
- Size
- 4 MB
- Age 4+
- Updated
- Mar 5
- 2026 · v5.1.1
Screenshots
About Blue Liner Flows
With Blue Liner Flows, you are only one click away from easy access to detailed and comprehensible river flow information. With data aggregated from both the USGS and NOAA, parameters such as discharge, temperature, turbidity, dissolved oxygen, pH, and gauge height are available for thousands of rivers and streams across the U.S. This simple and easy-to-use app offers endless searching and viewing options, allowing you to effortlessly check in with your favorite streams. And, with an interactive map embedded within the interface, exploring and gaining directions to new rivers has never been made easier. Blue Liner Flows also gives you the ability to categorize any watershed into your own set of personalized tags, making organization a breeze. These features and many more can be available to you and have never been more accessible. - Set up alerts to be directly notified when river conditions change. - Use widgets to gain practical flow information at a glance directly from your Home Screen, Lock Screen, or Today View. - Organize streams under your own array of fully customizable tags. - Along with NOAA river forecasts, use detailed weather information such as barometric pressure, cloud cover, and more to plan your day on the water. - Useful for any activity on the river, whether it be fishing, rafting, kayaking, boating, or even swimming! All river gauge information is provided by the USGS and NOAA. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & reviews
4.7
41 ratings
What’s new
Version 5.1.1 · Updated March 5, 2026
Minor bug fixes.
App privacy
The developer, Ryan Olson, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Blue Liner Flows
Looking for apps like Blue Liner Flows? Here are 6 similar apps on the App Store. The highest rated is RiverAware (5.0/5), and 5 of the 6 are free to download.
-
Riffle: River Gauges & Weather
4.3
-
Rivers.run - River Levels
4.4
-
River Levels & Flows
4.6
-
River Stages-USA
4.8
-
RiverAware
5.0
-
Rivercast: River Levels USA
4.7
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Blue Liner Flows | 4.7 / 5 (41 ratings) | Free | March 5, 2026 | |
| Riffle: River Gauges & Weather | 4.3 / 5 (13) | Free | Oct 11, 2026 | Compare |
| Rivers.run - River Levels | 4.4 / 5 (31) | Free | Jun 30, 2026 | Compare |
| River Levels & Flows | 4.6 / 5 (2,644) | 2.99 USD | Sep 6, 2026 | Compare |
| River Stages-USA | 4.8 / 5 (12) | Free | Sep 22, 2025 | Compare |
| RiverAware | 5.0 / 5 (9) | Free | Dec 15, 2025 | Compare |
| Rivercast: River Levels USA | 4.7 / 5 (11,343) | Free | Oct 9, 2026 | Compare |
Compare Blue Liner Flows with the top alternatives: ratings, updates, ASO score and keyword gaps →