# Snowflake change history

Filter: kind=all. Query: `?kind=notable|all|pages|pricing|trust|legal|incident|incident_edit|incident_deleted|incident_update&history=<history_id>&page=N`. Company profile: [Snowflake](https://rewindex.com/company/snowflake.md)
## Changes by kind

| Kind | Changes | Notable | Latest (UTC) |
| --- | --- | --- | --- |
| Major incident | 38 | 38 | 2026-10-16 01:14 UTC |

## Timeline

| When (UTC) | Kind | Change | Label | Summary |
| --- | --- | --- | --- | --- |
| 2026-10-16 01:14 UTC | Major incident | [Critical incident: INC20000287](https://rewindex.com/change/i519d16690e922e.md) | degradation | 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. |
| 2026-10-06 14:44 UTC | Major incident | [Major incident: INC20000263](https://rewindex.com/change/iba995f75e41068.md) | outage | 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. |
| 2026-09-27 02:15 UTC | Major incident | [Critical incident: INC20000239](https://rewindex.com/change/i977b41f6ddf20d.md) | outage | 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. |
| 2026-09-25 23:00 UTC | Major incident | [Critical incident: INC20000237](https://rewindex.com/change/i70f07339e504ce.md) | outage | 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. |
| 2026-09-14 04:48 UTC | Major incident | [Major incident: INC20000217](https://rewindex.com/change/ib458f1489b1c9b.md) | outage | 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. |
| 2026-09-11 07:18 UTC | Major incident | [Critical incident: INC20000213](https://rewindex.com/change/ia79bdb1a1d0ff1.md) | outage | 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. |
| 2026-09-09 21:53 UTC | Major incident | [Critical incident: INC20000211](https://rewindex.com/change/i75318e813a5b06.md) | outage | 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. |
| 2026-09-04 07:34 UTC | Major incident | [Critical incident: INC20000199](https://rewindex.com/change/i631fc586994a27.md) | outage | 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. |
| 2026-09-01 09:58 UTC | Major incident | [Major incident: INC20000190](https://rewindex.com/change/i5d3bb7bd6e7f81.md) | outage | 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. |
| 2026-08-31 17:20 UTC | Major incident | [Critical incident: INC20000188](https://rewindex.com/change/iaf715b547f71f5.md) | outage | 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. |
| 2026-08-27 19:05 UTC | Major incident | [Major incident: INC20000182](https://rewindex.com/change/i0abe4cad47b4b2.md) | outage | 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. |
| 2026-08-25 03:53 UTC | Major incident | [Critical incident: INC20000175](https://rewindex.com/change/i097f6c58fd24bc.md) | outage | 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. |
| 2026-08-24 16:22 UTC | Major incident | [Major incident: INC20000173](https://rewindex.com/change/i84e235db1fcf46.md) | outage | 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. |
| 2026-08-20 13:47 UTC | Major incident | [Major incident: INC20000168](https://rewindex.com/change/id693aad7b66c6f.md) | outage | 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. |
| 2026-08-18 12:58 UTC | Major incident | [Major incident: INC20000163](https://rewindex.com/change/i453bf036cefdee.md) | outage | 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. |
| 2026-08-14 17:29 UTC | Major incident | [Critical incident: INC20000158](https://rewindex.com/change/ia0eaa659dfea7d.md) | outage | 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. |
| 2026-08-14 15:19 UTC | Major incident | [Critical incident: INC20000157](https://rewindex.com/change/i168d0cb5b36a74.md) | outage | 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. |
| 2026-08-03 14:11 UTC | Major incident | [Critical incident: INC20000129](https://rewindex.com/change/ida01ed664f972a.md) | outage | 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. |
| 2026-07-30 03:00 UTC | Major incident | [Critical incident: INC20000115](https://rewindex.com/change/id2bdd76ce6f9f6.md) | outage | 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. |
| 2026-07-10 14:30 UTC | Major incident | [Major incident: INC20000082](https://rewindex.com/change/i96d7766abaa926.md) | outage | 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. |
| 2026-06-30 22:34 UTC | Major incident | [Critical incident: INC20000063](https://rewindex.com/change/i0cd55a01c2716a.md) | outage | 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. |
| 2026-06-24 15:38 UTC | Major incident | [Critical incident: INC20000052](https://rewindex.com/change/ibf5b453fc41afa.md) | outage | 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. |
| 2026-06-23 17:01 UTC | Major incident | [Major incident: INC20000047](https://rewindex.com/change/i08a9b4b6f682d7.md) | outage | 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. |
| 2026-06-23 01:05 UTC | Major incident | [Major incident: INC20000046](https://rewindex.com/change/i6f059d8c2be0d3.md) | outage | 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. |
| 2026-06-22 20:35 UTC | Major incident | [Critical incident: AWS - US West (Oregon): INC0159680](https://rewindex.com/change/i1875061d022407.md) | outage | 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. |
| 2026-06-16 10:29 UTC | Major incident | [Major incident: INC0159144](https://rewindex.com/change/ic7cdcf27503631.md) | outage | 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. |
| 2026-06-15 14:30 UTC | Major incident | [Critical incident: INC20000034](https://rewindex.com/change/i33dee6c7017b84.md) | outage | 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. |
| 2026-06-11 00:30 UTC | Major incident | [Critical incident: INC20000032](https://rewindex.com/change/i5c4ced6b7cf4b7.md) | outage | Snowflake reported a critical outage affecting access to multiple core services in Azure - East US (Virginia) - Applications. It started and resolved at 2026-06-11 00:30 UTC, with a recorded duration of 0 min; Snowflake reverted a misconfigured change and confirmed service restoration. A completed postmortem links to an RCA on Snowflake Community. |
| 2026-06-08 15:23 UTC | Major incident | [Critical incident: INC20000030](https://rewindex.com/change/i74824f8faab5e5.md) | outage | A critical Snowflake outage affected Snowsight in Azure - East US 2 (Virginia), potentially causing page not found errors and login failures. It started at 2026-06-08 15:23 UTC and was resolved at 2026-06-08 16:40 UTC, lasting 1 h 16 min. The service self-recovered; Snowflake later linked a completed RCA on Snowflake Community. |
| 2026-05-29 06:47 UTC | Major incident | [Major incident: Azure - West US 2 (Washington): INC0157956](https://rewindex.com/change/i685b1a1d879bd8.md) | outage | Snowflake reported a major outage in Azure - West US 2 (Washington): customers could be unable to start, resume, or manage virtual warehouses. Recorded from 2026-05-29 06:47 UTC to 2026-05-29 22:28 UTC (15 h 41 min), it involved a third-party cloud platform issue. The provider implemented a fix; lingering latency and degradation were resolved. |
| 2026-04-29 03:23 UTC | Major incident | [Critical incident: Azure - UK South (London): INC0156355](https://rewindex.com/change/i7e9d9b77a5ae0e.md) | outage | Snowflake reported a critical outage in Azure - UK South (London) from 2026-04-29 03:23 UTC to 2026-04-29 04:44 UTC (1 h 21 min), affecting Snowpark Container Services connectivity, Openflow runtime access and connector data transfers. Restarting unhealthy infrastructure restored service; a postmortem RCA is available on Snowflake Community. |
| 2026-04-16 14:08 UTC | Major incident | [Major incident: GCP - US Central 1 (Iowa): INC0155608](https://rewindex.com/change/i9ca02ffeaebfb2.md) | outage | A major GCP - US Central 1 (Iowa) outage could prevent customers from accessing Snowflake services through Snowsight. Snowflake reported impact from 12:25 UTC April 16, 2026 to 13:45 UTC; the archived incident started at 2026-04-16 14:08 UTC and lasted 1 h 0 min. Snowflake implemented a fix and confirmed restoration. |
| 2026-04-07 18:26 UTC | Major incident | [Critical incident: Azure - East US 2 (Virginia): INC0155020](https://rewindex.com/change/i240dd2bd487140.md) | outage | Snowflake reported a critical outage in Azure - East US 2 (Virginia) from 2026-04-07 18:26 UTC to 2026-04-07 20:56 UTC (2 h 29 min), potentially blocking sign-in, queries and data management. Infrastructure supporting core services was operating below operational thresholds; Snowflake removed it from rotation and rerouted traffic to healthy infrastructure, restoring service. |
| 2026-03-27 18:34 UTC | Major incident | [Major incident: INC0154408](https://rewindex.com/change/i27352da17b2736.md) | outage | Snowflake’s major incident prevented customers from viewing or managing Native Apps on Snowsight’s "Apps" page; app execution and other Snowflake features were unaffected. A recent Snowsight UI update introduced the code issue. The incident started at 2026-03-27 18:34 UTC and was resolved at 2026-03-30 21:38 UTC. |
| 2026-03-21 06:38 UTC | Major incident | [Critical incident: AWS - US West (Oregon): INC0154019](https://rewindex.com/change/i5a5d79519c4884.md) | outage | Snowflake reported a critical outage in AWS - US West (Oregon), potentially preventing sign-ins, queries, and data management. The vendor reported onset at 05:31 UTC March 21, 2026; the archived duration was 34 min, with resolution at 2026-03-21 07:12 UTC after Snowflake implemented a fix and confirmed service restoration. |
| 2026-03-12 19:42 UTC | Major incident | [Major incident: INC0153465](https://rewindex.com/change/idefaac1ebdea77.md) | outage | Snowflake reported a major outage affecting Snowflake Intelligence services and features across listed AWS, Azure and GCP regions, from 2026-03-12 19:42 UTC to 2026-03-12 23:13 UTC. Affected customers could be unable to use these services; Snowflake attributed the issue to a recent Snowflake Intelligence update and confirmed its rollback was complete at 03-12 21:50 UTC. |
| 2026-03-07 20:05 UTC | Major incident | [Major incident: AWS - Europe (Zürich): INC0153183](https://rewindex.com/change/i24692d536188c2.md) | outage | Snowflake reported a major outage in AWS - Europe (Zürich), potentially preventing sign-ins, queries and data management. It started at 2026-03-07 20:05 UTC and was resolved at 2026-03-07 22:20 UTC; the recorded duration was 2 h 14 min. Snowflake identified a third-party cloud platform issue and confirmed service restoration after coordinating a fix with the provider. |
| 2026-03-01 13:33 UTC | Major incident | [Critical incident: AWS - Middle East (UAE): INC0152681](https://rewindex.com/change/i64fe92502f5919.md) | outage | Snowflake reported a critical outage in AWS - Middle East (UAE), starting 2026-03-01 13:33 UTC and resolved 2026-05-15 15:10 UTC. Customers could be unable to sign in, execute queries, or manage data. Snowflake cited a power outage at a primary data center and relayed the cloud provider’s advice to migrate workloads and traffic to alternate regions. |


---
Canonical: https://rewindex.com/company/snowflake/changes · Markdown: https://rewindex.com/company/snowflake/changes.md · JSON: https://rewindex.com/api/v1/companies/snowflake/changes · Generated 2026-10-18T00:06:36.994Z