5pm EDT 9/26: The latest Tropical Atlantic Marine Weather Briefing is available for watching: https://t.co/jCxHgCwoQH Concerns for the next five days include Major Hurricane Helene and Invest AL98. https://t.co/60zdOZln5A

NHC_TAFB

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Here’s the latest #GeoColor/#GLM imagery of Category 3 #Hurricane #Helene from @NOAA's #GOESEast satellite.

Get details on the powerful storm: https://t.co/6J6oQkh3F3 https://t.co/qMOXiwauXS

Hurricane #Helene Advisory 14: Helene is a Very Dangerous and Large Major Hurricane. Damaging Hurricane Winds and Catastrophic Storm Surge Expected to Begin in the Florida Big Bend This Evening. https://t.co/tW4KeGe9uJ - National Hurricane Center

NOAA Satellites

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RT @NASA: LIVE NOW: Watch as cameras from outside the @Space_Station capture views of Hurricane #Helene as it approaches the Gulf Coast of Florida. https://t.co/v0vcB1YJwB

NASA Atmosphere

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NASA's Disasters program is supporting FEMA and other agencies with their response to Hurricane #Helene, providing maps and data to aid situational awareness as the storm approaches the southeast U.S. https://t.co/PT3f4yGy7E https://t.co/PP4si09CVT

NASA Atmosphere

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RT @GreenpeaceCA: 📢 Submit your portrait to tackle the plastic crisis! 🌍👁️ In Nov, @s_guilbeault can help deliver a historic #PlasticsTreaty. @Greenpeace will fly a flag of a giant eye over Busan to show leaders #WeAreWatching. Add your photo: https://t.co/lYpswJpyyb #BreakFreeFromPlastic #INC5 https://t.co/4auQfEgOIE

Greenpeace International

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RT @NWSMiami: The *5PM Update* on Hurricane #Helene is now in!

- 3 to 5 Feet of storm surge possible over next several hours in coastal Collier County.
- Additional 40-60+ mph gusts remain possible.

Opa Locka Executive Airport recently gusted to 72 mph. https://t.co/YLqVPxJqPr

NOAA Satellites

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Land degradation disproportionately affects those least equipped to cope.

Land restoration is a matter of justice.

#OurCommonFuture

Via @IFAD https://t.co/45U8BiUl87

UN Biodiversity

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Sea surface temperature anomalies are clearly visible in the Eastern Gulf of Mexico in this NASA State of the Ocean image from Sept. 23. Warm anomalies contribute to the intensification of tropical storms and hurricanes like Hurricane Helene. View Image: https://t.co/3KEbFyqJIR https://t.co/mm7QdmYpwR

NASAEarthdata

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Thu Sep 26 2230 UTC: A Hurricane Warning is in effect for portions of the eastern North Pacific. More info: https://t.co/tJHvydzWEm

NHC_TAFB

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Update 6:20 PM EDT Thurs: Helene now an extremely dangerous Category 4 hurricane

A NOAA Hurricane Hunter aircraft currently investigating Helene recently found that the maximum sustained winds have increased to 130 mph (215 km/h). The minimum central pressure has also decreased to 947 mb (27.96 inches) based on dropsonde data.

National Hurricane Center

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Extraordinary imagery of Hurricane Helene's eye wall, loaded with lightning.

Hurricane Helene is now a dangerous, Category 4 storm. https://t.co/fZnsA0y0UT

CIRA

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New ratifications is welcome progress, but we call on world leaders at the #UNGA79 to get serious about creating sanctuaries to #ProtectTheOceans and ratify the Global Ocean Treaty NOW! https://t.co/AIccVKsyX6

Greenpeace International

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Since the Paris Agreement, massive growth in clean energy has enabled coal power to slow down. 🚫🏭

Learn more from #SystemsChangeLab on how countries have been turning away from coal and how to make sure the change is permanent: https://t.co/66mIpL6uzb https://t.co/BJZ1Mqz0wz

WRI Climate

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RT @NHC_Atlantic: Hurricane #Helene Advisory 13A: Helene Almost a Major Hurricane With Additional Strengthening Forecast Before Landfall in the Florida Big Bend. Preparations to Protect Life and Property Should Be Rushed To Completion. https://t.co/tW4KeGe9uJ

NOAA

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💡 Stories of hope: 6 animals species brought back from the brink of extinction.

via @wef https://t.co/qbAiEnOFzK

UN Biodiversity

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Update 7:00 PM EDT Thurs: Extremely dangerous Category 4 Helene heading towards the Florida Big Bend

Sustained tropical-storm-force winds are being reported along the west coast of Florida, with wind gusts near hurricane-force. Tropical storm conditions are approaching the coastline of Florida's Big Bend.

National Hurricane Center

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An awe-inspiring look at Hurricane Helene and it's convective eye from earlier today in this high-resolution satellite imagery. https://t.co/mDmJ4l5HAy

CIRA

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Hurricane #Helene Advisory 14A: Extremely Dangerous Hurricane Helene Nearing the Northeast Gulf Coast. Catastrophic Storm Surge and Life-Threatening Winds Expected in The Florida Big Bend Area. https://t.co/tW4KeGe9uJ

National Hurricane Center

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