Critical Satellite Data for Hurricane Tracking to Halt During Early Atlantic Season

Important satellites used for tracking hurricanes are set to go offline within weeks of the start of the Atlantic hurricane season. The National Oceanic and Atmospheric Administration (NOAA) attributes the decision to media criticism, which they say has contributed to public alarm over the service shutdown. However, officials emphasize that essential weather data will still be collected through other means.

The Defense Meteorological Satellite Program (DMSP), a joint effort between NOAA and the Department of Defense responsible for vital environmental and storm data, will cease operations on Monday as part of federal budget cuts. NOAA clarified that this shutdown is final, though it did not specify the reasons or mention alternatives planned for replacing this data stream.

A woman views weather data on multiple computer screens. — While military satellites will remain in orbit, their data will no longer be processed by the government. REUTERS

Officials mentioned that microwave sensing instruments on newer satellites, like the recently launched WSF-M satellite, will continue providing critical storm data, mitigating some concerns. Still, experts worry that the suspension of DMSP could hinder the ability to monitor storm intensity, structure changes, and trajectories in real-time, especially during nighttime when other observation methods are limited.

Forecasters rely heavily on microwave sensors aboard polar-orbiting satellites to measure wind speeds and other parameters crucial for predicting storm growth—resources that are now limited. With these data streams disconnected, the risk increases that a tropical depression could intensify into a hurricane overnight without timely warning.

A meteorologist at the National Hurricane Center monitors weather patterns on multiple computer screens. — Monitoring weather patterns at the National Hurricane Center. AFP via Getty Images

Experts warn that reduced data collection heightens the chance of unexpected storm intensification, which could have severe consequences for those in hurricane-prone regions. Although military satellites remain, their data will no longer be processed by the federal government, raising concerns about forecasting capabilities during the peak months of hurricane season.

While the military satellites remain in orbit, their data will not be processed by the federal government. AFP /AFP via Getty Images

Weather experts like hurricane modeling specialist Andy Hazelton from the University of Miami have expressed concern over the decision, noting that current microwave data collection is already limited. The recent formation of Tropical Storm Andrea, the season’s first named storm, underscores the importance of continuous reliable data during hurricane season, which lasts until November.