# TenkikaiWx — Weather: Marianas & Micronesia > Western Pacific weather forecasts, hazards, alerts, satellite, radar, and marine data. (iPhone/iPad app by Edwin Montvila.) - Source: https://appshunter.io/ios/app/tenkikaiwx/id6790386511 (this page in markdown: same URL + `.md`) - Developer: [Edwin Montvila](https://appshunter.io/developer/6790386513) - Category: Weather, News - Price: Free - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 18.0 · 9 MB - Languages: American English - Released: 2026-07-14 - Data updated: 2026-09-23 - Monetization: free ## What is TenkikaiWx? TenkikaiWx brings official U.S. National Weather Service forecasts and tropical hazard information for the Western Pacific into one clean, fast app, built for the Marianas, Palau, the Federated States of Micronesia, and the Republic of the Marshall Islands. Whether you are tracking an approaching typhoon or just planning your day on the water, TenkikaiWx puts the sources that matter side by side. FORECASTS • Zone and coastal waters forecasts direct from NWS Guam • Plain-language Area Forecast Discussion so you can read the forecaster's own reasoning • Coverage for Guam, Saipan, Rota, Tinian, Koror, Yap, Chuuk, Pohnpei, Kosrae, and Majuro HAZARDS & ALERTS • Live NWS Watches, Warnings, and Advisories • Optional push notifications for your chosen region, including time-sensitive alerts that break through Focus and Do Not Disturb modes • Guam Homeland Security / Office of Civil Defense bulletins in an easy to read and accessible format SATELLITE & RADAR • Himawari satellite imagery in both GeoColor and IR, courtesy of RAMMB/CIRA • WSR-88D NEXRAD Doppler Radar (PGUA) reflectivity, with short-fuse hazard polygon overlays for visual intepretation MARINE & SKY • NOAA tide predictions and currents • Sun and moon rise/set and astronomy Weather data is provided by the U.S. National Weather Service (NOAA), CIRA at Colorado State University, and Guam Homeland Security (GHS). TenkikaiWx is an independent app and is not affiliated with or endorsed by these agencies. Please continue to heed official forecasts from NWS Guam at weather.gov/gum. For official GHS bulletins, you can access them at ghs.guam.gov. ## Key features - Official NWS forecasts for Western Pacific - Tropical hazard information - Live NWS Watches, Warnings, and Advisories - Push notifications for alerts - Satellite imagery (Himawari) - Doppler Radar (NEXRAD) - Marine tide predictions and currents ## Is TenkikaiWx safe? Not enough ratings yet to assess TenkikaiWx. ## Is TenkikaiWx legit? TenkikaiWx has limited verification signals. The AppsHunter Legitimacy Score for TenkikaiWx is 48 out of 100 points across 7 verification signals from App Store and developer data. ## Frequently asked questions about TenkikaiWx ### What regions does TenkikaiWx cover? TenkikaiWx provides forecasts and hazard information specifically for the Marianas, Palau, the Federated States of Micronesia, and the Republic of the Marshall Islands. This includes detailed coverage for Guam, Saipan, Rota, Tinian, Koror, Yap, Chuuk, Pohnpei, Kosrae, and Majuro. ### Does TenkikaiWx offer push notifications? Yes, TenkikaiWx offers optional push notifications for your chosen region. These include time-sensitive alerts that can break through Focus and Do Not Disturb modes, ensuring you receive critical weather updates promptly. ### What kind of weather data does TenkikaiWx provide? TenkikaiWx offers a comprehensive suite of weather data, including zone and coastal waters forecasts, plain-language Area Forecast Discussions, live NWS Watches, Warnings, and Advisories, Himawari satellite imagery, WSR-88D NEXRAD Doppler Radar, and NOAA tide predictions and currents. ### Is TenkikaiWx affiliated with the U.S. National Weather Service? TenkikaiWx is an independent app and is not affiliated with or endorsed by the U.S. National Weather Service or other providing agencies. Weather data is sourced from the NWS, CIRA, and Guam Homeland Security, but users should continue to heed official forecasts from NWS Guam at weather.gov/gum. ### What is the age rating for TenkikaiWx? TenkikaiWx has an age rating of 4+. This indicates it is suitable for children and adults, with no mature content or themes. ### On which devices can I use TenkikaiWx? TenkikaiWx is available for both iPhone and iPad devices. It is designed to provide a seamless experience across Apple's mobile platforms. ### How often is TenkikaiWx updated? The latest version of TenkikaiWx is 1.5.0, which was last updated on July 15, 2026. While specific update frequency isn't detailed, this indicates regular maintenance and improvements. ### Does TenkikaiWx have ads? No, TenkikaiWx does not contain advertisements. The app is completely free to download and use without any ad interruptions. ## Version history (last 2 releases) ### 1.5.0 — 2026-07-15 Tropical Outlook is now live with JTWC and NWS Guam TC products. New Tropical Weather Discussion section. Community weather reports now alert you when new reports come in, and the map opens on your home island. Radar and satellite loops show frame-loading progress. Various fixes. ### 1.0.1 — 2026-07-14 No release notes. ## Apps similar to TenkikaiWx | App | Rating | Price | Category | | --- | --- | --- | --- | | [BackyardBuoys](https://appshunter.io/ios/app/backyardbuoys/id6502961110) | 5.0 (5) | Free | Weather | | [Swell Scope - Surf Forecast](https://appshunter.io/ios/app/swell-scope-surf-forecast/id6747609653) | 4.9 (48) | Free | Weather | | [wXL23](https://appshunter.io/ios/app/wxl23/id1171250052) | 4.9 (214) | Free | Weather | | [EverythingWeather](https://appshunter.io/ios/app/everythingweather/id6736664582) | 4.8 (1,337) | Free | Weather | | [Hawaii News Now Weather](https://appshunter.io/ios/app/hawaii-news-now-weather/id491024736) | 4.7 (7,346) | Free | Weather | | [Digital AMeDAS](https://appshunter.io/ios/app/digital-amedas/id6479399767) | — | Free | Weather | --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-23.*