Data Services


Access historical meteorological parameter summaries. Results are presented through interpolated maps accompanied by corresponding tables at the daily and monthly timescales.

Station Data

Retrieve environmental data for the last 24 hours for all real-time data networks, including the DEOS, Delaware Department of Transportation (DelDOT), Delaware National Estuarine Research Reserve (DNERR) Water Quality, National Data Buoy Center (NDBC), National Weather Service (NWS), and United States Geological Survey (USGS) stream and tide gauge networks.

Latest Conditions

Retrieve a map and table of the most recent conditions at each of the networks for Meteorological, Hydrological, Wave, and Water Quality parameters.

Daily Summary

Retrieve daily meteorological summary data for the DEOS and DelDOT networks.

Monthly Summary

Retrieve monthly meteorological summary data for the DEOS and DelDOT networks.

AgWeather Summary

Retrieve monthly AgWeather data for a subset of DEOS weather stations. These summaries agriculturally important data like reference evapotranspiration, growing degree days, and soil moisture and soil temperature values where these are available.

Satellite Data

The University of Delaware Satellite Receiving Station (UDSRS) provides satellite data for both geostationary and polar orbiting satellite missions. Visible, infrared, water vapor, and other imagery layers are available through the UDSRS webiste.