We had to restart a model run this morning - state results will be delayed until 10pm. We apologize for any inconvenience.

We are planning changes to our website & model in response to the Omicron variant. In the meantime, please be aware of changes we've made to the axis and labeling in incidence plots on covidestim.org to better represent the recent data.

covidestim is back with weekly estimates for the U.S. COVID-19 epidemic since the introduction of the Omicron variant. Estimates run 8 Dec 2021 - present. Check out current estimates at covidestim.org; estimates to be updated weekly based on most recent data available.

New: API. You can now access everything we post to the site from your language/shell of choice!🧑‍💻 Docs here: covidestim.github.io/api_docs/

New feature: with the "Show history?" toggle active, if you hover on the points on the graph, it will now display not only the past trend, but also previous uncertainty intervals.

Our contributor Ted Cohen describes covidestim estimates in a discussion of reinfection by The Day Unfortunately, data gaps make it impossible to track reinfections empirically, but covidestim now includes reinfection potential, allowing for cumulative infection estimates.

If you are preparing for holiday travel, you can plan ahead and learn about county-level COVID-19 by visiting our updated covidestim website at covidestim.org We've added a few new features and revamped our look. Wishing everyone safe and healthy travels this winter.

new color scales are available for several of covidestim's maps. If you're worried you'll miss the old colors, don't fret, you can toggle back to legacy colors on the site. Check them out at covidestim.org

covidestim Timely updates to estimates of infections at the county and state levels in the US, still available at covidestim.org. Helpful tool for understanding local risk of exposure, even as surveillance has become spottier.

We have updated our data source for weekly cases at the county & state level - we are now using CDC reported weekly case counts, as JHU data will not be updated after March 10, 2023. With this switch, we can continue to generate weekly infection estimates in US states & counties.