Visualize live lightning strikes on a detailed radar map and receive storm proximity alerts. Access high-resolution weather data including radar, satellite imagery, wind, waves, and tides. Customize forecasts and safety thresholds to your needs.
2.3.3
October 21, 2026
The Conditions table now keeps the whole day. Earlier hours stay in the table, dimmed, using real readings from the nearest weather station or buoy, so you can see how the day went, including when it rained. Also: • The "rest of today" message is gone, so late at night you still see the full day. • Earlier hours and Now use the same wind source at spots near a buoy.
MoreLive lightning, storm alerts & 7-day forecast
Thank you for your review! We are always looking to add more features.
HarborCast is a weather application that provides live lightning strike data on a radar map, detailed forecasts, and customizable storm alerts. It offers a comprehensive view of weather conditions, including wind, waves, and tides.
No, HarborCast is completely ad-free. The developers have stated that there will never be advertisements within the application.
HarborCast Pro offers a 14-day free trial. After the trial, subscriptions are available at $1.99 per month or $19.99 per year, providing access to advanced features like lightning proximity alerts and extended forecasts.
HarborCast displays live lightning strikes on its radar map. Pro members can receive push alerts for nearby lightning, with customizable alert distances from 1 to 30 miles, even when the app is closed.
HarborCast provides high-resolution US NEXRAD radar, worldwide satellite precipitation and clouds, wind and gust data, wave and sea state information, hourly and 7-day forecasts, and minute-by-minute tide data.
Yes, HarborCast is available on Apple Watch, offering at-a-glance access to your rating, wind, tides, and the nearest lightning strike. It also includes two watch-face complications: a live Wind Dial and a Tide trend.
The latest version of HarborCast is 2.1.9, which was last updated on July 8, 2026. This indicates a consistent update schedule to improve functionality and data accuracy.
HarborCast has an age rating of 4+, making it suitable for a wide range of users. It is available on iPhone and iPad devices.
