ESRL Global Systems Division

Online Databases

RAOB Database


Recent Worldwide RAOB Observations

National Precipitation Data


Hourly data for the past 30 days (Java Applet).

Wind and Temperature Reports from Commercial Aircraft (ACARS) for the Last 30 Days (restricted)

See our Aircraft Data Page

General Information on Where to Find Meteorological Data


Answers to Frequently Asked Questions (FAQ) on Meteorology