The National Hurricane Center is one of the few US Government agencies still working normally during the current "shutdown". As they point out on their web site:

Due to the Federal Government shutdown, NOAA.gov and most associated web sites are unavailable. However, because the information this site provides is necessary to protect life and property, it will be updated and maintained during the Federal Government shutdown.

In a public advisory bulletin issued at 13:00 UTC yesterday the NHC reported that Tropical Storm Karen had formed. In their most recent bulletin about Karen at 09:00 UTC this morning they say about her that:

More on US Gulf Coast on Hurricane Watch