Tomorrow.io incident

Degraded Quality of Classic Model Weather Data Across Canada

Minor Resolved View vendor source →

Tomorrow.io experienced a minor incident on March 18, 2026 affecting Timeline API and Web Application and 1 more component, lasting 12h 40m. The incident has been resolved; the full update timeline is below.

Started
Mar 18, 2026, 01:43 AM UTC
Resolved
Mar 18, 2026, 02:23 PM UTC
Duration
12h 40m
Detected by Pingoru
Mar 18, 2026, 01:43 AM UTC

Affected components

Timeline APIWeb ApplicationMap APIMonitors (Insights)Historical APIAlertsRoute APITilesLocations APITimeline

Update timeline

  1. identified Mar 18, 2026, 01:43 AM UTC

    An upstream data issue is resulting in degraded data quality for many weather data layers across Canada when using the Classic Model. No estimated return to normal functionality is available at this time.

  2. resolved Mar 18, 2026, 02:23 PM UTC

    A fix has been implemented, and after a period of monitoring, this issue now appears to be resolved.