Extreme Temperature Diary- Sunday June 29th, 2025/Main Topic: Critical Hurricane Monitoring Data Is Going Offline

😬 yeah unfortunately ATMS does not have enough horizontal res needed to resolve inner core features in TCs like #Erick.Nice TS Storms post by Naufal Razin shows footprint of SSMIS imagers on overall TC microwave coverage.Microwave coverage peaked in 2015, w/ SSMIS ~60% of current coverage data.

Philippe Papin (@pppapin.bsky.social) 2025-06-27T21:40:54.128Z

I've updated my reporting from yesterday to include an official statement from NOAA and my response to it (spoiler: it's a false equivalence that doesn't address the actual issue) 👇

Michael Lowry (@michaelrlowry.bsky.social) 2025-06-27T22:24:07.393Z

A comparison of what we see from geostationary infrared imagery vs. what we get when passive microwave imagery like what SSMIS provides is available.This is Hurricane Otis in 2023 as it was gearing up for extremely rapid intensification prior to impacting Acapulco as a category 5 storm.

Kim Wood (@drkimwood.bsky.social) 2025-06-27T17:48:27.987Z

https://www.nytimes.com/2025/06/27/climate/hurricane-monitoring-data.html?campaign_id=54&emc=edit_clim_20250629&instance_id=157491&nl=climate-forward&regi_id=98366773&segment_id=200890&user_id=27ac60fc3b53248b9cd43cdb4fa55043

Critical Hurricane Monitoring Data Is Going Offline

The loss of access to the data could hamstring forecasters’ ability to track hurricanes and warn residents of their risk.

Rebecca Dzombak

By Rebecca Dzombak

The National Atmospheric and Oceanic Administration has said that in the next few days it will stop providing data from satellites that have been helping hurricane forecasters do their jobs for decades, citing “recent service changes” as the cause.

The satellites are jointly operated by NOAA and the Department of Defense as part of the Defense Meteorological Satellite Program. They are old, dating to the early 2000s, but they have reliably helped improve hurricane forecasting for decades. The data will be halted by Monday, June 30, the agency said, without giving further explanation.

“This is an incredibly big hit for hurricane forecasts, and for the tens of millions of Americans who live in hurricane-prone areas,” said Michael Lowry, a hurricane specialist in South Florida who has worked at the National Hurricane Center and the Federal Emergency Management Agency.

The satellites orbit the poles and use microwave radiation to peer inside a hurricane to reveal changes in a storm’s structure. This information is critical for accurately predicting the path of storms and detecting hurricane intensification, particularly at night.

The satellites are not being decommissioned, but their data will no longer be received, processed or stored. Satellites can’t last forever and are eventually retired, but it is not clear that is the case here, said Andy Hazelton, a hurricane modeling expert at the University of Miami. “We don’t want to have less data for no reason,” he said.

Forecasters rely on various satellite-based tools to monitor tropical cyclones and hurricanes and predict their behavior. Observations of cloud tops and precipitation bands help forecasters see how a storm is moving and spreading. Come nightfall, microwave observation satellites work like forecasters’ night-vision goggles.

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Nighttime observations of storm structure are particularly important because hurricanes tend to intensify, or see increases in wind speed and category, overnight as warm waters leach energy into the atmosphere.

“The nightmare scenario is going to bed with a tropical storm and waking up to a hurricane,” Mr. Lowry said. The canceled satellite data streams help avoid that unwelcome “sunrise surprise.”

Microwave observations also let forecasters pinpoint the center of a hurricane, which is essential for accurately predicting a storm’s direction. Being off even by a few miles can have “huge ramifications” for that, Mr. Lowry said.

A handful of other satellites with microwave observation capabilities will still have their data available to forecasters or researchers who have used that information. But the satellites provide only thin bands of coverage. There’s no guarantee the remaining ones will be able to provide data for a storm.

There’s not an obvious replacement for the data that will no longer be available although Kim Doster, NOAA communications director, in a statement pointed to a microwave instrument on another NOAA satellite that will still provide readings.

However, experts are still concerned about the data loss.

“We already don’t get as much microwave data as we’d like to see operationally,” Dr. Hazelton said.

“We’re going to lose about half the microwave images,” said James Franklin, a retired meteorologist who was the previous head of the hurricane team at the National Hurricane Center. With fewer satellite passes over a given part of the ocean, “forecasters will see hourslong delays in the National Hurricane Center recognizing that a storm has begun to strengthen abruptly.”

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This is of particular concern because in the past two decades, hurricanes have been intensifying more rapidly and more frequently as a result of climate change. Microwave observations of storm structures are not “optional,” said Andra Garner, a climate scientist at Rowan University in New Jersey. “They’re critical.”

Identifying intensification as early is possible saves lives. Individuals need to prepare their homes, communities need to evacuate and emergency managers need to muster teams and resources.

The loss of data will affect hurricane research, too. Microwave observations of hurricanes, which have been collected by this family of satellites since 1987, built up a decades-long record of three-dimensional data on storm tracks, shapes and behaviors. “Our understanding of hurricanes is greatly improved because of that,” Mr. Lowry said. Without the data, “that eliminates the potential for research that could keep improving our forecasting.”

The data from the satellites was also used by international weather and maritime communities. Mexico and countries in the Caribbean use U.S. storm forecasts both for coastal and open-ocean areas. When hurricane and tropical storm forecasts are subpar, ships can be lost at sea, Dr. Franklin said.

The loss of the satellite data is the latest in a string of staffing, funding and data cuts since the Trump Administration took office in January. Hundreds of employees have left the National Weather Service since the beginning of the year, forcing some local offices to shutter their doors at night.

🧪USA hurricane forecasting capabilities diminished because cuts to an important data source stream.I guess we will see how it goes this summer.www.theguardian.com/us-news/2025…

NASAEarthWatch (@nasaearthwatch.bsky.social) 2025-06-29T18:06:29.195Z

Extreme heat wave underway in Europe with all-time June record set in Spain!!Since 2000, extreme heat events in Europe have tripled and become 10X more likely due to human-caused climate change.If emissions are not slowed, in the coming decades heatwaves are expected to increase by 4X in Spain.

Jeff Berardelli (@weatherprof.bsky.social) 2025-06-29T02:16:02.079Z

Making sense of geological data describing how the Arctic has responded to past climatic changes is essential for understanding how the region will evolve in the coming decades.

Eos (@eos.org) 2025-06-29T15:25:17.350Z

Just the collapse of the Amazon able to crash the terrestrial carbon sink which will now fast turn into a source… One more warming jump needed…#climate #earth

(@umsonst.bsky.social) 2025-06-27T10:30:02.624Z

It’s dry in the West—going to be a long, tough fire season.

Dr. Jeff Masters (@drjeffmasters.bsky.social) 2025-06-28T00:14:59.782Z

I’d like to see less prayer and more action:Utah governor Spencer Cox declared Sunday to be a "statewide day of prayer and fasting for rain," and asked Utahns of all faiths to participate. "Utah is facing a tough season, and we need both divine help and practical action”. www.ksl.com/article/5133…

Dr. Jeff Masters (@drjeffmasters.bsky.social) 2025-06-28T00:04:56.788Z

Social tipping points are critical, and can lead to a less awful futureBut make no mistake, we can no longer 'fix' the #climate crisisWe can make it less horrific, but even this will need colossal changes very soonwww.theguardian.com/environment/…

Prof Bill McGuire (@profbillmcguire.bsky.social) 2025-06-28T08:41:46.276Z

Breaking: Tropical Depression 2 forms in the Atlantic, SW Gulf, Bay of Campeche. Will be Barry (Gibb) if it forms into a TS 🙂 No threat to Florida.

Jeff Berardelli (@weatherprof.bsky.social) 2025-06-28T20:51:08.003Z

This is what a direct hit of a 90-mph #tornado does to a mobile home! Wait for it… house falls right back into place.Video via Martha Hicks in Largo

Jeff Berardelli (@weatherprof.bsky.social) 2025-06-27T02:46:58.857Z

Farage’s plan to boost the profits of #FossilFuel companies would destroy investment in the cheap, green renewable energy that Scotland needs, say @scottishgreens.org The comments followed a press conference given by Farage, of #ReformUK, in #Aberdeen on Mon 2 Junegreens.scot/news/farage-…

Linda Lombard (@heavensgone.bsky.social) 2025-06-02T16:33:05.516Z

This is very good news, and falls solidly in the category of things Very Serious People have been telling me were never going to happen since I first started reporting on Europe's energy transition in 2005

Chris Turner (@theturner.bsky.social) 2025-06-02T15:47:42.287Z

Running cars on E-Fuels, made with CO2 from the air and green Hydrogen?🚗⛽🌿⚡In 2022, Siemens Energy, Porsche & HIF inaugurated the Haru Oni pilot plant in Chile, which turns CO2 and Hydrogen into Methanol + small amounts of Gasoline. How's it going? 🔌💡 🧵industrydecarbonization.com/news/whats-u…

Hanno Böck (@hanno.hboeck.de) 2025-06-05T11:12:30.104Z

Thyssenkrupp Nucera Advances 600-MW Green Hydrogen Project – Energy News energynews.biz/thyssenkrupp…

Jean Marc Tixhon (@tixhonjm.bsky.social) 2025-06-04T08:48:57.604Z

Happy nature news of the day: the Foxley Wood acorns I’m hoping will sprout into 100 oaks to celebrate Norfolk Wildlife Trust’s 100th birthday next year are growing beautifully. Incredible energy stored in an acorn. So robust and easy to grow (once acorns protected from hungry mice over winter) 😃

Patrick Barkham (@patrickbarkham.bsky.social) 2025-06-03T16:31:22.275Z

🦋 Good Night Everyone 🦋 ~~~ Sweet Dreams ~~~#Photography#Climate#Nature#Clouds#Sunsets#GoldenHourHAVE A WONDERFUL WEEKEND MAKING MEMORIES EVERYONE 🌅

Karen Barry-Davies (@wheelan.bsky.social) 2025-06-28T22:45:50.959Z

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