Critical impactResolvedDatabases

Snowflake outage: INC20000199

Snowflake reported this critical-impact incident on its official status page on Sep 4, 2026, 07:34 UTC. It was resolved after 2h 36m.

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Sep 4, 2026, 07:34 UTC
started
Sep 4, 2026, 10:10 UTC
resolved
2h 36m
duration
Critical
impact

Affected components

  • Applications
  • Databases, Tables, and Views
  • Developer Tools
  1. postmortemSep 14, 2026, 22:14 UTC

    Snowflake Engineering has completed the postmortem of this service incident. A detailed Root Cause Analysis \(RCA\) is available on the Snowflake Community site: [https://community.snowflake.com/s/article/INC20000199](https://community.snowflake.com/s/article/INC20000199)

  2. resolvedSep 4, 2026, 10:10 UTC

    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 specified regions may have been unable to access or use Snowflake services and features using Snowsight. Workaround: There were no available workarounds for this issue. Incident start time: 07:00 UTC September 04, 2026 Incident end time: 08:30 UTC September 04, 2026 Preliminary root cause: A configuration update to infrastructure components responsible for authorizing incoming network traffic caused the components to restrict this traffic. A root cause analysis (RCA) will be conducted and a summary will be made available within 5 business days.

  3. monitoringSep 4, 2026, 09:04 UTC

    Current status: We've implemented the fix for this issue by rolling back a configuration update to the underlying infrastructure. Our telemetry and internal validations indicate that service has been restored. We'll continue to monitor the environment until we're confident all services are functioning properly. Customer experience: Customers hosted in the specified regions may have been unable to access or use Snowflake services and features using Snowsight. Workaround: There were no available workarounds for this issue. Incident start time: 07:00 UTC September 04, 2026 Incident end time: 08:30 UTC September 04, 2026 Preliminary root cause: A configuration update to infrastructure components responsible for authorizing incoming network traffic caused the components to restrict this traffic.

  4. investigatingSep 4, 2026, 08:35 UTC

    Current status: We're continuing to actively investigate the issue with Snowflake Data Cloud. The specific focus at this time is on infrastructure components responsible for authorizing incoming traffic. We'll provide another update within 30 minutes. Customer experience: Customers hosted in the specified regions may be unable to access or use Snowflake services and features using Snowsight. 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: 07:00 UTC September 04, 2026

  5. investigatingSep 4, 2026, 08:05 UTC

    Current status: We're continuing to investigate the issue with Snowflake Data Cloud. We'll provide another update within 30 minutes. Customer experience: Customers hosted in the specified regions may be unable to access or use Snowflake services and features using Snowsight. 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: 07:00 UTC September 04, 2026

  6. investigatingSep 4, 2026, 07:34 UTC

    Current status: We're investigating an issue with Snowflake Data Cloud. We'll provide an update within 30 minutes. Customer experience: Customers hosted in the specified regions may be unable to access or use Snowflake services and features using Snowsight. ETA: An ETA is not yet available. We'll provide one as soon as possible. Workaround: There are currently no available workarounds for this issue. Incident start time: 07:00 UTC September 04, 2026

What APIStatus.watch saw

Our 5-minute checks didn't record a change in Snowflake's overall status around this incident. Smaller or regional incidents often leave a provider's overall status green.

Other services with incidents at the same time

Overlapping incidents aren't necessarily related.

How often does Snowflake have incidents?

Snowflake reported 23 incidents in the last 90 days, 18 of them major or critical. A typical incident lasted 1h 56m. See Snowflake's uptime and incident history

Snowflake outage on Sep 4, 2026: INC20000199 · APIStatus.watch