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HRRR-Cast unleashes AI for regional weather forecasting
NOAA’s Global Systems Laboratory (GSL) is breaking new ground in weather prediction with the development of HRRR-Cast, NOAA’s first data-driven, artificial intelligence (AI)-powered regional forecasting system. This innovative project, a key component of NOAA’s broader Project EAGLE (Experimental Artificial intelligence Global and Limited area Ensemble) system, represents a significant...

DESI gets to know its users: GSL performs the first comprehensive evaluation of powerful analysis tool
Researchers at the NOAA Global Systems Laboratory (GSL) have completed the first comprehensive evaluation of one of GSL’s flagship decision-support tools. The Dynamic Ensemble-based Scenarios for Impact-based Decision-Support Services (DESI) is a web-based application that allows meteorologists and other users to explore ensemble weather model data and extract probabilistic information...

GSL offers new storm surge alert tool
Emergency responders in central Florida navigating flooding resulting from storm surge during Hurricane Ian in 2022. Source: NOAA/NHC Hurricane Ian Tropical Cyclone Report. Image Credit: Phelan M. Ebenhack/EBENP, via Associated Press The deadliest hazard from tropical storms and hurricanes isn’t wind – it’s storm surge and the flooding that follows....
More From GSL
GSL’s SOS team wins the 2020 Impact Award from the Federal Laboratory Consortium for Technology Transfer

The NOAA Global Systems Laboratory’s Science on a Sphere (SOS) Explorer™ and SOS Explorer™ Mobile team has been chosen as the 2020 recipient of the Impact Award from the Federal Laboratory Consortium for Technology Transfer (FLC). SOS Explorer and SOS Explorer Mobile were developed by a NOAA Global Systems Laboratory...
NWS Forecasters Share Comments on Hazard Services Workflow

NWS forecasters gave a final evaluation to two Hazard Services project milestones during a workshop organized and held by GSD in February 2020. First, the NWS is working to consolidate the number of flooding products they issue and simplify flooding information that will be communicated to the public. Forecasters evaluated...
GSD hosts forecasters to evaluate new Hazard Services products

Global Systems Division (GSD) researchers will host more than a dozen participants for an evaluation of the Hazard Services system this week (Feb 11-13) in the GSD Forecast Center. Hazard Services will modernize how National Weather Service (NWS) and National Centers for Environmental Prediction (NCEP) create forecasts, watches, and warnings....
NWS Burlington, VT receives NOAA Heritage Grant to install SOS Explorer™

The National Weather Service (NWS) forecast office in Burlington, Vermont has received a NOAA Heritage grant to install the Global Systems Division’s Science On a Sphere – Explorer™ in the Burlington International Airport as part of their 70th-anniversary celebration. The project will expose over a million airport passengers and members...
Forecasters test technologies to allow warnings to follow storms continuously

The Global Systems Divsion (GSD) and NSSL are leading a “collaboration” experiment in the NOAA Hazardous Weather Testbed (HWT) February 10-14 and February 24-28. Participating teams of forecasters will test software called “Threats in Motion” (TiM) that helps them collaborate across NWS County Warning Area (CWA) boundaries. The implementation of...
GSD receives NWS approval for full implementation of the RAPv5/HRRRv4

GSD has received science approval from the NOAA National Weather Service (NWS) to proceed with full operational implementation of the 13km Rapid Refresh version 5 and the 3km High-Resolution Rapid Refresh version 4 weather prediction models by mid-2020. This decision was made on Friday, December 20, 2019, after a period...
Jennifer Mahoney receives CSU Atmospheric Science Department Outstanding Alum Award

Jennifer has been a NOAA employee since before she began at CSU and has risen steadily through the ranks of NOAA leadership. She recently assumed the position of Director of ESRL’s Global Systems Division (one of four divisions at the Earth Systems Research Lab), where she oversees over 230 Research...
Our Mission
Lead research and directed development through the transition of environmental data, models, products, tools, and services to support commerce, protect life and property, and promote a scientifically literate public.
Research Areas
Organizational Excellence, Earth System Prediction, Advanced Technologies, and Decision Support are the foundation to achieving the GSL Grand Challenge: Deliver actionable global storm-scale prediction and environmental information through advanced technologies to serve society.
Global Systems Laboratory
