Snowflake change history

Snowflake reported a critical incident in GCP - Middle East (Dammam) affecting query processing and Snowsight, with intermittent delays and query failures. It started at 2026-10-16 01:14 UTC and was resolved at 2026-10-16 01:43 UTC, lasting 29 min. Snowflake attributed the disruption to elevated infrastructure load, which subsided before service restoration was confirmed.

Snowflake’s major outage affected user connections and page loading in AWS - Africa (Cape Town), Azure - UAE North (Dubai), and GCP - Middle East (Dammam). It lasted from 2026-10-06 14:44 UTC to 2026-10-06 15:57 UTC (1 h 13 min); service was restored after a third-party network provider implemented a fix.

A critical Snowflake outage affected services in AWS - US West (Commercial Gov - Oregon) and AWS - US West (Oregon), starting 2026-09-27 02:15 UTC and resolving 2026-09-27 03:16 UTC (1 h 0 min). Snowflake attributed the impact to its third-party cloud platform and coordinated with that platform to implement a fix and confirm restoration.

Snowflake reported a critical outage in AWS - Europe (Ireland), potentially preventing sign-in, queries, data management and private connectivity. The incident started at 2026-09-25 23:00 UTC and was resolved at 2026-09-26 00:20 UTC, lasting 1 h 20 min. Snowflake implemented a fix and confirmed restoration after monitoring; scheduled and serverless task backlogs cleared by 23:43 UTC.

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.

Snowflake reported a critical outage affecting intermittent Snowsight sign-ins in AWS - Europe (Frankfurt) and AWS - Asia Pacific (Tokyo). Customer impact reportedly began at 05:00 UTC September 11, 2026; the recorded incident lasted 6 h 0 min and resolved at 2026-09-11 13:19 UTC after a fix was applied and service restoration confirmed.

Snowflake reported a critical outage in AWS - US East (N. Virginia), starting at 21:26 UTC September 09, 2026, potentially preventing sign-ins, queries, and data management. Snowflake implemented a fix and confirmed restoration at 2026-09-09 23:51 UTC; the recorded duration was 1 h 58 min.

Snowflake reported a critical outage in AWS - Europe (Frankfurt): customers may have been unable to access or use services and features through Snowsight. It started at 2026-09-04 07:34 UTC and resolved at 2026-09-04 10:10 UTC, lasting 2 h 36 min. Snowflake restored service by rolling back an underlying infrastructure configuration update; a postmortem RCA is available on Snowflake Community.

Snowflake reported a major incident in which customers in the listed AWS, Azure and GCP regions could be unable to sign in to Snowflake Cowork. It started at 2026-09-01 09:58 UTC and was resolved at 2026-09-01 13:50 UTC. All other Snowflake features were unaffected; Snowflake identified the source but did not specify the cause or fix.

Snowflake reported a critical outage in AWS - US East (N. Virginia) affecting sign-in, queries and data operations from 2026-08-31 17:20 UTC to 2026-08-31 19:44 UTC (2 h 24 min). It reverted a problematic change and fixed residual Snowsight access and Snowpipe Streaming impact; an RCA is available on Snowflake Community.

Snowflake reported a major outage affecting private connectivity, including PrivateLink, in Azure - Australia East (New South Wales), Azure - Central India (Pune), and Azure - Central US (Iowa), causing connection errors or timeouts. It ran from 2026-08-27 19:05 UTC to 2026-08-27 20:26 UTC (1 h 20 min); Snowflake implemented a fix and confirmed service restoration.

Snowflake reported a critical outage in Azure - Southeast Asia (Singapore), where infrastructure connectivity issues may have prevented customers from accessing services. It started at 2026-08-25 03:53 UTC and was resolved at 2026-08-25 04:35 UTC, lasting 41 min; Snowflake implemented a fix and confirmed restoration through monitoring. Other regions were unaffected.

Snowflake reported a major Snowsight authentication outage in AWS - US West (Oregon), causing immediate logout after successful authentication. The vendor stated a start of 15:00 UTC August 24, 2026; recorded duration was 1 h 41 min, resolved at 2026-08-24 18:03 UTC. Snowflake attributed the issue to a system configuration and implemented a fix.

Snowflake reported a major outage in Azure - East US 2 (Virginia): customers may have been unable to connect through private connectivity solutions such as PrivateLink. It started at 2026-08-20 13:47 UTC and was resolved at 2026-08-20 15:43 UTC, lasting 1 h 56 min. The third-party cloud platform implemented mitigation; Snowflake verified service restoration.

Snowflake reported a major outage affecting Cortex Code in Snowsight in AWS - US East (N. Virginia), from 2026-08-18 12:58 UTC to 2026-08-18 14:51 UTC (1 h 53 min). Customers could encounter internal server errors; Snowflake identified container scheduling issues in its compute infrastructure and implemented a fix.

Snowflake reported a critical Snowsight outage in Azure - East US 2 (Virginia), blocking access/sign-in with “503 Service Unavailable” errors. Recorded from 2026-08-14 17:29 UTC to 2026-08-14 19:35 UTC (2 h 5 min), customer impact reportedly began at 17:05 UTC August 14, 2026. Snowflake implemented a fix for a system configuration issue and confirmed service restoration.

Snowflake reported a critical Snowsight availability outage affecting Applications in AWS - US East (Ohio), with intermittent authentication failures and "service unavailable" errors. The incident started at 2026-08-14 15:19 UTC and resolved at 2026-08-14 16:28 UTC; recorded duration was 1 h 8 min. Automated recovery restored service; a postmortem links to an RCA on Snowflake Community.

Snowflake’s critical outage affected AWS - US East (Ohio) - Virtual Warehouses, blocking warehouse starts, resumes or management. Reported onset: 13:35 UTC August 03, 2026; tracked start: 2026-08-03 14:11 UTC; resolved: 2026-08-03 20:58 UTC; recorded duration: 6 h 47 min. Snowflake applied an additional fix after a Cloud Services component became unhealthy again.

Snowflake reported a critical incident preventing some customers in listed AWS and Azure regions from logging in to Snowsight via private endpoints, with HTTP 404 or IP/Token access errors. It started at 2026-07-30 03:00 UTC and was resolved at 2026-07-30 04:56 UTC after reverting a recent configuration change.

Snowflake reported a major PrivateLink connectivity outage in Azure - East US 2 (Virginia), potentially causing connection errors or timeouts. It started at 2026-07-10 14:30 UTC and resolved at 2026-07-10 16:28 UTC (1 h 57 min). Telemetry indicated connectivity had recovered around 14:33 UTC, mitigating impact for most customers.

Snowflake reported a critical Snowsight authentication outage in AWS - US West (Oregon), preventing access or unexpectedly logging customers out; other Snowflake features were unaffected. It started at 2026-06-30 22:34 UTC and was resolved at 2026-06-30 23:34 UTC, lasting 1 h 0 min. Snowflake implemented a fix and published an RCA link.

Snowflake reported a critical outage in AWS - US East (N. Virginia), affecting Snowsight access and potentially sign-in, queries and data management. It ran from 2026-06-24 15:38 UTC to 2026-06-24 17:22 UTC (1 h 44 min). Snowflake implemented a fix, confirmed recovery through monitoring and published an RCA link on Snowflake Community.

Snowflake’s major outage affected Streamlit apps, Notebooks and other Snowpark Container Services in AWS - US West (Oregon). Customer impact began at 15:20 UTC June 23, 2026; the recorded incident ran from 2026-06-23 17:01 UTC to 2026-06-24 07:30 UTC (14 h 29 min). Restarting affected infrastructure restored remaining services.

Snowflake reported a major outage in AWS - Europe (London), preventing Snowpark Container Services access and intermittently blocking Snowsight sign-ins with HTTP 500 errors. The stated impact began at 22:38 UTC June 22, 2026; recorded duration was 1 h 29 min, with resolution at 2026-06-23 02:35 UTC after reverting a recent configuration change.

Snowflake reported a critical outage in AWS - US West (Oregon) from 2026-06-22 20:35 UTC to 2026-06-23 00:26 UTC, lasting 3 h 51 min. Customers may have been unable to sign in, execute queries, or manage data. Snowflake improved processing efficiency on affected infrastructure and confirmed service restoration.

Snowflake reported a major outage from 2026-06-16 10:29 UTC to 2026-06-16 20:20 UTC: customers in the listed AWS, Azure and GCP regions could be unable to use Git repository functionality in Workspaces, including pulling changes. Snowflake identified a recent release issue and reported rolling back the affected release.

A critical Snowsight outage in Azure - East US 2 (Virginia) left customers potentially unable to access Snowflake services and features, with intermittent degradation later reported. It started 2026-06-15 14:30 UTC and was resolved 2026-06-16 21:15 UTC; the recorded duration was 30 h 44 min. Snowflake validated its third-party provider’s infrastructure fix and confirmed service restoration.