Karl Weather iOS

App Store



Visualize the weather in San Francisco’s many microclimates or zoom out to plan your day around the Bay Area. View the current temperatures on a beautiful heatmap and swipe across the screen to view forecasted temperatures for the next 24 hours. Want more info? Tap any neighborhood to view detailed weather information.


  • 24 hour forecast for SF neighborhoods + 25 Bay Area cities
  • Air Quality Index (AQI) data
  • Dynamic heatmaps
  • Day/night cycle
  • Detailed neighborhood forecast including: Current temperature & condition, 10-day forecast, sunrise/sunset times, humidity, visibility, wind, UV index and asthma conditions
  • Local News in San Francisco