Public Atlas.
TWO NOAA REPORTING STAGES

Hail reports
need a date and source.

Today’s preliminary reports and NOAA’s reviewed Storm Events archive serve different purposes. We keep them separate.

Conceptual storm over a prairie. AI-generated illustration; not a documented weather event.
Generated editorial illustration · no named location
WHY THE DIFFERENCE

Fast reports and reviewed records.

SPC daily reports are preliminary and can include unverified details. NCEI Storm Events is a reviewed historical dataset with a publication lag. Neither source proves that hail fell at a particular street address.

RESOURCE LIBRARY

Go beyond the number.