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Tomorrow.io Weather API

Weather API for real-time conditions, forecasts, historical data, maps, alerts, and weather insights.

Tomorrow.io Weather API

Tomorrow.io Weather API provides weather data through developer endpoints for applications, dashboards, automation, and operational planning. It includes real-time conditions, forecasts, historical weather, map tiles, alerts, route weather, and data layers such as air quality, pollen, fire, and lightning.

A free tier includes core weather data and limited forecast and history access. Enterprise features such as premium data layers, custom SLAs, advanced history, minutely data, custom locations, and custom alerts require an enterprise plan.

Features

  • Returns real-time weather data through JSON or natural-language workflows
  • Provides forecasts with hourly, daily, and minute-level timesteps
  • Offers historical weather data for analysis and operational research
  • Includes 60+ weather data layers, including core weather and air quality
  • Creates weather alerts and monitoring rules for selected locations
  • Provides map tiles for Mapbox, Google Maps, Leaflet, and OpenLayers
  • Supports timeline queries for points, polygons, and polylines
  • Includes API documentation, recipes, Postman collections, and SDK examples

Use cases

  • Build weather apps with current conditions and forecast timelines
  • Monitor severe weather around facilities and trigger webhook alerts
  • Optimize delivery, aviation, rail, and maritime routes with weather data
  • Analyze historical weather impacts on operations and infrastructure
  • Add weather layers and map tiles to dashboards and mapping products
  • Track precipitation and near-term conditions for field work and events

Pros

    Cons

      Latest updates

      • Data as a Service

        Define what data, format, and cadence you need – we produce and deliver it to your storage.

      • API: New Bulk Timeline Endpoint

        A new endpoint that lets you request timeline data for multiple locations.

      • Early Access – Terminal

        Stay ahead of the weather with the latest news and emerging trends.

      • Data Sources Expansion

        Added: NextGen probability layers, altitude support for core weather fields, GDACS Tsunami as weather overlay, and Density Altitude at surface DPL.

      • Severe Weather on the Mobile App

        Get real-time severe weather advisories and stay informed, even when you're on the go.

      Capabilities

      • Ask in plain language — “Access up-to-the-minute weather insights via JSON or natural language – ideal for AI agents, dashboards, or automation workflows.” source
      • Real-time data — “Weather Forecast & Real-Time API” source
      • API — “Access the weather data you need quickly with our easy-to-use API” source
      • Single sign-on — “SAML – based single sign-on (SSO)” source

      Get it

      Pricing

      Starting price
      Free
      Prices checked
      2026-10-24

      Free

      Free

      • Core weather data endpoints
      • Limited monitored locations
      • Standard request limits (low-volume usage)
      • Basic alerting via API
      • 5-Day Forecast, 24 hours historical, 1 monitored location, 1 alert

      Enterprise / API Plan / Platform Plan

      Price on request

      • Tiered pricing based on API call volume
      • Real-time and forecast data, global coverage
      • Premium data layers available
      • Custom SLAs, SSO, advanced features
      • Contact sales for tailored plan
      Official website