Companies / Snowflake / incidents
Snowflake: INC20000217
Snowflake reported a major outage affecting Databases, Tables, and Views, causing delayed sign-ins, SSO login loops, query execution failures, and data-management errors. The incident ran from 2026-09-14 04:48 UTC to 2026-09-14 06:09 UTC (1 h 21 min); Snowflake implemented a fix and confirmed service restoration.
Machine-written from the archived incident (Sol). Check the timeline before relying on it.
Affected components: AWS - Asia Pacific (Jakarta) - Databases, Tables, and ViewsDatabases, Tables, and ViewsAzure - Australia East (New South Wales) - Databases, Tables, and ViewsDatabases, Tables, and ViewsAWS - Asia Pacific (Tokyo) - Databases, Tables, and ViewsDatabases, Tables, and ViewsAWS - Asia Pacific (Sydney) - Databases, Tables, and ViewsDatabases, Tables, and ViewsAWS - Asia Pacific (Singapore) - Databases, Tables, and ViewsDatabases, Tables, and ViewsAWS - US East (Ohio) - Databases, Tables, and ViewsDatabases, Tables, and Views
Timeline of updates
- investigating
Current status: We're investigating an issue with Snowflake Data Cloud. We'll provide an update within 1 hour. Customer experience: Customers in the affected regions may experience performance degradation or issues logging into Snowflake, including delayed sign-ins, query execution failures, and errors managing data. ETA: An ETA is not yet available. We'll provide one as soon as possible. In the meantime, we recommend that affected customers using replication initiate their failover procedures. Workaround: There are currently no available workarounds for this issue. Incident start time: 23:35 UTC September 13, 2026
- identified
Current status: We've identified the source of the issue, and we're developing and implementing a fix to restore service. We'll provide another update within 1 hour. Customer experience: Customers hosted in the affected deployments may experience performance degradation or issues logging into Snowflake, including delayed sign-ins, and SSO login loops. ETA: An ETA is not yet available. We'll provide one as soon as possible. In the meantime, we recommend that affected customers using replication initiate their failover procedures. Workaround: There are currently no available workarounds for this issue. Incident start time: 23:35 UTC September 13, 2026
- monitoring
Current status: We've implemented the fix for this issue, and we'll continue to monitor the environment until we're confident all services are functioning properly. Customer experience: Customers hosted in the affected deployments may have experienced performance degradation or issues logging into Snowflake, including delayed sign-ins, and SSO login loops. Incident start time: 23:35 UTC September 13, 2026 Incident end time: 05:18 UTC September 14, 2026 Preliminary root cause: An update intended to improve authentication handling caused a subset of single sign-on (SSO) sign-in attempts across multiple regions to fail or loop, preventing affected users from logging in to Snowflake.
- resolved
Current status: We've implemented the fix for this issue and monitored the environment to confirm that service was restored. If you experience additional issues or have questions, please open a support case via Snowflake Community or the Support page in Snowsight. Customer experience: Customers hosted in the affected deployments may have experienced performance degradation or issues logging into Snowflake, including delayed sign-ins, and SSO login loops. Incident start time: 22:22 UTC September 13, 2026 Incident end time: 05:18 UTC September 14, 2026 Preliminary root cause: An update intended to improve authentication handling caused a subset of single sign-on (SSO) sign-in attempts across multiple regions to fail or loop, preventing affected users from logging in to Snowflake. A root cause analysis (RCA) will be conducted and a summary will be made available within 5 business days.
Rewindex changes for this incident
- Major incident: INC20000217 2026-09-14 04:48 UTC
Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab). Snowflake profile · Recent Snowflake incidents · Markdown · JSON