# Snowflake: Critical incident: INC20000211

**Summary:** 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. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2026-09-09 21:53 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/fzt53bjlcwhs](https://stspg.io/fzt53bjlcwhs)
- [Company: Snowflake](https://rewindex.com/company/snowflake.md)
- Versions: before (none: first archived) → after incident\_version:164/wkhkwq8lfmb2@b256687b84bf
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ INC20000211
```

**2. Added: Impact**

```diff
+ critical
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-09-09 21:53 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-09-09 23:51 UTC
```

**6. Added: Affected components**

```diff
+ AI and ML, Alerts and Notifications, Applications, AWS - US East (N. Virginia) - AI and ML, AWS - US East (N. Virginia) - Alerts and Notifications, AWS - US East (N. Virginia) - Applications, AWS - US East (N. Virginia) - Business Continuity, AWS - US East (N. Virginia) - Databases, Tables, and Views, AWS - US East (N. Virginia) - Data Loading and Unloading, AWS - US East (N. Virginia) - Organization and Account Management, AWS - US East (N. Virginia) - Snowpark Container Services, AWS - US East (N. Virginia) - Virtual Warehouses, Business Continuity, Databases, Tables, and Views, Data Loading and Unloading, Organization and Account Management, Snowpark Container Services, Virtual Warehouses
```

**7. Added: Update** (investigating) · 2026-09-09 21:53 UTC

```diff
+ 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 multiple core Snowflake services and features. Affected users may be unable to sign in, execute queries, or manage data. Incident start time: 21:26 UTC September 09, 2026
```

**8. Added: Update** (identified) · 2026-09-09 22:08 UTC

```diff
+ Current status: We've identified the source of the issue, and we're implementing a fix to restore service. We'll provide another update within 30 minutes. Customer experience: Customers hosted in the specified regions may be unable to access or use multiple core Snowflake services and features. Affected users may be unable to sign in, execute queries, or manage data. ETA: Our current estimate is that service will be restored within 15-30 minutes. Incident start time: 21:26 UTC September 09, 2026
```

**9. Added: Update** (monitoring) · 2026-09-09 22:48 UTC

```diff
+ 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 specified regions may have been unable to access or use multiple core Snowflake services and features. Affected users may have been unable to sign in, execute queries, or manage data. Workaround: There were no available workarounds for this issue. Incident start time: 21:26 UTC September 09, 2026 Incident end time: 21:55 UTC September 09, 2026 Preliminary root cause: A subset of our metadata database infrastructure became unavailable, resulting in failures across multiple Snowflake services.
```

**10. Added: Update** (resolved) · 2026-09-09 23:51 UTC

```diff
+ Current status: We've monitored the environment and confirmed that service has been 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 multiple core Snowflake services and features. Affected users may have been unable to sign in, execute queries, or manage data. Workaround: There were no available workarounds for this issue. Incident start time: 21:26 UTC September 09, 2026 Incident end time: 21:55 UTC September 09, 2026 Preliminary root cause: A subset of our metadata database infrastructure became unavailable, resulting in failures across multiple Snowflake services. A root cause analysis (RCA) will be conducted and a summary will be made available within 5 business days.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-09-09 21:53 UTC | Critical incident: INC20000211 (this change) | outage |

All Snowflake changes: [timeline](https://rewindex.com/company/snowflake/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


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Canonical: https://rewindex.com/change/i75318e813a5b06 · Markdown: https://rewindex.com/change/i75318e813a5b06.md · JSON: https://rewindex.com/api/v1/changes/i75318e813a5b06 · Generated 2026-10-18T01:54:29.506Z