Outage in Snowflake

INC0153706

Resolved Minor

March 16, 2026 - Started about 12 hours ago - Lasted about 7 hours
Official incident page

Incident Report

Summary AI Generated

Snowflake experienced a 7.1-hour incident where customers in specified regions were unable to create or alter Snowflake alerts due to a code issue in a recent improvement to the alerts functionality. The issue was identified as stemming from faulty code in an alerts system update, and service was restored after implementing and rolling out a fix across the affected regions.

Current status: We're investigating an issue with Snowflake Data Cloud. We'll provide an update within 60 minutes. Customer experience: Customers hosted in the specified regions may be unable to create or alter Snowflake alerts. Incident start time: 14:53 UTC March 14, 2026

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Latest Updates ( sorted recent to last )

RESOLVED about 5 hours ago - at 03/17/2026 05:49AM

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 create or alter Snowflake alerts.

ETA: Our current estimate is that service will be restored within [2 hours]. In the meantime, we recommend that affected customers using replication initiate their failover procedures.

Incident start time: 14:53 UTC March 14, 2026
Incident end time: 04:39 UTC March 17, 2026

Preliminary root cause: A recent improvement to Snowflake alerts creation and alteration contained a code issue.

A root cause analysis (RCA) document will be published within five business days.

MONITORING about 6 hours ago - at 03/17/2026 04:58AM

Current status: We've finished rolling out the fix to restore service. 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 create or alter Snowflake alerts.

Incident start time: 14:53 UTC March 14, 2026
Incident end time: 04:39 UTC March 17, 2026

Preliminary root cause: A recent improvement to Snowflake alerts creation and alteration contained a code issue.

IDENTIFIED about 11 hours ago - at 03/16/2026 11:45PM

Current status: We've determined a recent improvement to Snowflake alerts creation and alteration contains a code issue, which is causing the impact. We've developed a fix and are rolling it out to restore service. We'll provide another update within 6 hours.

Customer experience: Customers hosted in the specified regions may be unable to create or alter Snowflake alerts.

ETA: Our current estimate is that service will be restored for all affected customers within 6 hours. Customers will see relief as the fix rolls out. In the meantime, affected customers using replication in an unaffected region may initiate their failover procedures as a way to bypass the issue.

Workaround: There are currently no available workarounds for this issue.

Incident start time: 14:53 UTC March 14, 2026

INVESTIGATING about 12 hours ago - at 03/16/2026 10:46PM

Current status: We're investigating an issue with Snowflake Data Cloud. We'll provide an update within 60 minutes.

Customer experience: Customers hosted in the specified regions may be unable to create or alter Snowflake alerts.

Incident start time: 14:53 UTC March 14, 2026

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