Microsoft has acknowledged an outage impacting Outlook, for both desktop and Microsoft 365, with a fix in the works.
Popular messaging app Signal is experiencing issues, with messages either not being delivered, or taking a long time to arrive.
Google services, including Google Drive, Docs, Sheets, Slides and Classroom are experiencing issues Monday morning.
Microsoft is working to address an outage with Microsoft 365, the second time in as many weeks.
Microsoft 365 has been down for many users throughout Monday, with the company working on mitigation efforts.
Microsoft Teams appears to be suffering an outage, as users in major cities across the country are reporting issues.
As severe weather pummels much of the US, T-Mobile is experiencing outages throughout the country and especially in Texas.
A major outage is impacting customers on the East Coast, with some of the most critical companies being affected.