Hurricane tracking explained

How Hurricanes Are Tracked: NHC & Radar

Hurricanes are tracked by combining satellite observations, aircraft reconnaissance, radar, ocean data, surface reports, and forecast models. The NHC turns those inputs into the official position, intensity, forecast path, and advisory products used by emergency managers.

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Start Here, Then Move Toward a Local Decision

Step 1

Observe the System

Satellites and aircraft help locate the circulation, estimate organization, and measure winds, pressure, temperature, and moisture.

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Step 2

Build the Forecast

Forecasters combine observations with numerical models and official expertise to estimate movement and intensity uncertainty.

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Step 3

Communicate the Risk

Advisories, watches, warnings, cones, and local NWS products translate forecast information into public decisions.

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Observation

How Scientists Track a Hurricane

No single instrument is enough. Repeated observations show where a system is, how strong it is, and whether the circulation is changing.

  • Geostationary and polar-orbiting satellites
  • Hurricane hunter aircraft and dropsondes
  • Coastal and land-based radar
  • Buoys, ships, and surface weather stations

Forecast

Tracking Is Different From Predicting

Tracking describes the observed and forecast center. Prediction includes uncertainty, and impacts can extend far beyond the center line.

  • Official NHC forecast track
  • Cone of uncertainty
  • Intensity forecasts
  • Local wind, surge, flood, and tornado alerts

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Hurricane FAQ

How are hurricanes tracked?

The NHC combines satellites, aircraft reconnaissance, radar, buoys, surface observations, forecast models, and forecaster analysis.

How often does the NHC update hurricane tracks?

NHC advisories follow scheduled cycles and may include intermediate updates when conditions require them. Always check the timestamp on the latest official advisory.

Can hurricanes be predicted exactly?

No. Forecast uncertainty remains, especially farther into the future. Use the official cone and local alerts rather than treating one line as a guarantee.

What is HurricaneHub's direct answer for people in the risk zone?

Check your official local warning first, compare it with the current NHC storm position, then decide whether your home, route, or medical needs require earlier action than the county deadline.

How often should hurricane data refresh?

NHC advisories usually update on a cycle set by the storm situation, while NWS alerts can change at any time. HurricaneHub caches public feeds for short windows to reduce latency without hiding official updates.

Is this a replacement for emergency management orders?

No. HurricaneHub summarizes official data for decision support, but evacuation orders, shelter rules, road closures, and rescue instructions come from local emergency management and the National Weather Service.