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Outage in Snowflake

INC20000299

Resolved Minor
October 21, 2026 - Started about 9 hours ago - Lasted about 1 hour
Official incident page

Incident Report

Summary AI Generated

On October 21, 2026, a subset of traffic-routing infrastructure in the affected region became unavailable, causing intermittent Snowsight failures—including slow page loads and brief errors—for approximately 53 minutes (06:18–07:06 UTC). Snowflake removed the unhealthy infrastructure from service to resolve the issue, with full service restoration confirmed by 08:36 UTC. Retrying failed operations generally succeeded during the incident due to its intermittent nature.

Current status: We identified that a subset of infrastructure responsible for routing service traffic in the affected region became intermittently unhealthy, which caused some requests to fail. We removed the affected infrastructure from service and are monitoring the environment to confirm that all services are functioning properly. We'll provide another update within 60 minutes. Customer experience: Customers hosted in the specified regions may have experienced intermittent failures when using Snowsight. Symptoms may have included slow page loads or brief errors when accessing Snowsight. Retrying the operation may have succeeded in most cases, as the issue was intermittent in nature. Impact start time: 06:18 UTC October 21, 2026 Impact end time: 07:06 UTC October 21, 2026 Preliminary root cause: A subset of infrastructure responsible for routing incoming traffic in the affected region became unavailable, resulting in intermittent failures when loading Snowsight.

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RESOLVED about 8 hours ago - at 10/21/2026 08:36AM

Current status: We've monitored the environment and confirmed 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 experienced intermittent failures when using Snowsight. Symptoms may have included slow page loads or brief errors when accessing Snowsight. Retrying the operation may have succeeded in most cases, as the issue was intermittent in nature.

Impact start time: 06:18 UTC October 21, 2026
Impact end time: 07:06 UTC October 21, 2026

Preliminary root cause: A subset of infrastructure responsible for routing incoming traffic in the affected region became unavailable, resulting in intermittent failures when loading Snowsight.

A root cause analysis (RCA) will be conducted and a summary will be made available within 5 business days.

MONITORING about 9 hours ago - at 10/21/2026 07:45AM

Current status: We identified that a subset of infrastructure responsible for routing service traffic in the affected region became intermittently unhealthy, which caused some requests to fail. We removed the affected infrastructure from service and are monitoring the environment to confirm that all services are functioning properly. We'll provide another update within 60 minutes.

Customer experience: Customers hosted in the specified regions may have experienced intermittent failures when using Snowsight. Symptoms may have included slow page loads or brief errors when accessing Snowsight. Retrying the operation may have succeeded in most cases, as the issue was intermittent in nature.

Impact start time: 06:18 UTC October 21, 2026
Impact end time: 07:06 UTC October 21, 2026

Preliminary root cause: A subset of infrastructure responsible for routing incoming traffic in the affected region became unavailable, resulting in intermittent failures when loading Snowsight.

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