HAFS: NOAA's Next-Generation Hurricane Analysis and Forecast System

NOAA's Hurricane Analysis and Forecast System (HAFS) is a next-generation multi-scale numerical model designed for operational hurricane forecasting. It aims to provide seven-day forecasts with guidance on track, intensity, storm size, and associated hazards. The system integrates high-resolution moving nests, physics, data assimilation, and ocean coupling as part of the Unified Forecasting System.

Use Cases

• Improving hurricane track and intensity forecasts based on the model's multi-scale data assimilation and high-resolution physics.
• Analyzing rapid intensification scenarios based on the storm-following, high-resolution moving nest component.
• Studying storm surge and rainfall impacts based on the model's coupled ocean-atmosphere interactions.
• Evaluating hurricane genesis forecasts based on the integrated observational data assimilation system.

Strengths

• Developed by NOAA, a leading authority in meteorological data and forecasting.
• Designed to provide operational forecasts out to seven days for multiple hurricane characteristics.
• Integrates five major technical components including high-resolution physics and 3D ocean coupling.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and dataset size are unknown, which may limit suitability assessment.
• Last update date is unknown; freshness unverified.

Provenance

Source

NOAA

Collection Method

Output from a next-generation multi-scale numerical weather prediction model with data assimilation.

Time Range

Temporal coverage is not specified in the description.

Freshness

Update frequency is unknown.

Geography

Spatial coverage likely focuses on hurricane-prone regions, particularly the Atlantic basin, but is not explicitly stated.