Best Lake Data Apps

0+ iOS apps curated and reviewed

4.5 avg rating
20 free apps
Updated July 2026

NOAA Marine Forecast is the household name in lake data, but it's far from the only option. We track 0+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Lake Data Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1NOAA Marine Forecast: BuoycastNOAA Marine Forecast: BuoycastFree4.6★ (14K)YesYesSep 2026
2Lake Mendota Buoy DataLake Mendota Buoy DataFree3.1★ (11)NoNoMay 2026
3TVA Lake InfoTVA Lake InfoFree3.1★ (131)NoNoJul 2026
4Lake WawaseeLake WawaseeFree4.9★ (23)NoNoSep 2026
5Lake Genius: Boating GuideLake Genius: Boating GuideFree4.8★ (109)NoYesSep 2026
6Lake ObserverLake ObserverFreeNoNoJul 2026
7onX Fish: Midwest Fishing MapsonX Fish: Midwest Fishing MapsFree4.6★ (1.7K)YesYesSep 2026
8onWater: Fishing Spots MaponWater: Fishing Spots MapFree4.5★ (2.7K)NoYesSep 2026

Top Picks for Lake Data

NOAA Marine Forecast: Buoycast#1

NOAA Marine Forecast: Buoycast by Skipjack Studios, LLC

Buoy Weather, Waves & Tides
Editor's Choice
☀️ Weather
4.6😊(14K ratings)
FreeAdsIn-App Purchases
NOAA Marine Forecast: Buoycast screenshot 1
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Access real-time marine weather observations from NOAA buoys and NOAA marine forecasts. Get tide predictions, hourly forecasts, and stay updated on watches and advisories. Pro features include interactive weather maps and custom notifications.

What We Love

  • 👍 Accurate and dependable forecasts
  • 🚀 Essential for boating and fishing
  • 💡 Provides critical weather and sea condition data
  • 🤝 Responsive customer service

Room to Improve

  • 🐛 Inconsistent data availability for some locations
  • 🔍 Difficulty finding specific location data
  • 💰 Aggressive upselling for paid version
  • 📢 Too many ads in free version
Lake Mendota Buoy Data#2

Lake Mendota Buoy Data by Thomas Swift

Strong Contender
☀️ Weather
3.1(11 ratings)
Free
Lake Mendota Buoy Data screenshot 1
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This app provides near real-time atmospheric and water temperature data for Lake Mendota, Wisconsin. It's designed for water sports enthusiasts to help them decide the best days for activities like fishing, sailing, and swimming.

TVA Lake Info#3

TVA Lake Info by Tennessee Valley Authority

See the latest on TVA lakes
Worth Considering
🔍 Reference
3.1😞(131 ratings)
Free
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Access real-time data and management details for lakes and dams within the Tennessee Valley Authority region. This app provides lake levels, water release schedules, and insights into lake management practices, along with recreational information.

What We Love

  • 👍 Handy app for water levels
  • 👍 Accessible releases information
  • 👍 Useful for planning
  • 👍 Good for fishermen
  • 👍 Informative for recreation
  • 👍 Fast loading (some versions)
  • 👍 Easy to use interface

Room to Improve

  • 🐛 App crashes frequently
  • 🐛 Blank screen on launch
  • 🐛 Data not loading
  • 🐛 Outdated information
  • 🐛 Features removed
  • 🐛 Not user-friendly
  • 🐛 Resets favorites
  • 🐛 Requires agreeing to terms repeatedly
  • 🐛 Poor orientation on iPad
  • 🐛 Degraded product
  • 🐛 Non-rotatable for cell phone
  • 🐛 Slow performance
  • 🐛 Problematic versions
  • 🐛 Not working with newer iOS versions
  • 🐛 No enter key
  • 🐛 Search function issues

More Lake Data apps to explore

FAQ about Lake Data

What are the best lake data apps for iPhone?
NOAA Marine Forecast: Buoycast tops our lake data apps ranking as of July 2026, with a 4.6-star average from 14K App Store ratings, and it's free to download.
Yes — 20 of the top lake data apps we rank are free to download, including NOAA Marine Forecast: Buoycast and Lake Mendota Buoy Data.
NOAA Marine Forecast: Buoycast shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
The app provides real-time observations from NOAA NDBC buoys, including wind speed and direction, air and water temperature, atmospheric pressure, and wave data. It also offers NOAA marine forecasts, tide predictions, and sunrise/sunset times.
Buoycast Pro unlocks interactive weather maps with animated radar, precipitation, wind, and temperature overlays. It also provides customizable notifications for specific weather criteria and NOAA alerts, along with ad-free browsing.