CIRA

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CIRA research and PR at CSU. Media requests: https://t.co/YElk2IGRBJ. CIRA homepage: https://t.co/gEk31pXkRq

Shorts

The three Category 5 storms of the 2025 Atlantic hurricane season.

The three Category 5 storms of the 2025 Atlantic hurricane season.

208,814 Aufrufe

From tropical storm to Category 5 hurricane in 24 hours. Hurricane Milton underwent simply astonishing rapid intensification.

From tropical storm to Category 5 hurricane in 24 hours. Hurricane Milton underwent simply astonishing rapid intensification.

447,895 Aufrufe

Rainfall ahead of Hurricane Helene primed the stage for devastating flooding across North Carolina. This view shows the evolution of both systems that ushered in tremendous amounts of rain.

Rainfall ahead of Hurricane Helene primed the stage for devastating flooding across North Carolina. This view shows the evolution of both systems that ushered in tremendous amounts of rain.

441,524 Aufrufe

Prolific lightning flashes within Hurricane Milton's eye wall. An incredible full day view of the Category 5 storm.

Prolific lightning flashes within Hurricane Milton's eye wall. An incredible full day view of the Category 5 storm.

250,522 Aufrufe

Hurricane Melissa spent over three days as a major hurricane, becoming one of the strongest Atlantic storms on record. This loop from Saturday night to Wednesday morning follows Hurricane Melissa during its time as at least a Category 3 storm.

Hurricane Melissa spent over three days as a major hurricane, becoming one of the strongest Atlantic storms on record. This loop from Saturday night to Wednesday morning follows Hurricane Melissa during its time as at least a Category 3 storm.

104,235 Aufrufe

Over the course of twelve days in March, Tropical Cyclone Narelle circumnavigated Australia, going from one side of the country to the other. JPSS weather satellites captured every day of the extraordinary journey in this composite imagery.

Over the course of twelve days in March, Tropical Cyclone Narelle circumnavigated Australia, going from one side of the country to the other. JPSS weather satellites captured every day of the extraordinary journey in this composite imagery.

34,426 Aufrufe

A dire situation is unfolding tonight as wildfires rage in Southern California. Communities continue to be significantly impacted by the Palisades and Eaton Fires.

A dire situation is unfolding tonight as wildfires rage in Southern California. Communities continue to be significantly impacted by the Palisades and Eaton Fires.

194,631 Aufrufe

Gravity waves mesmerize over Pennsylvania today.

Gravity waves mesmerize over Pennsylvania today.

64,784 Aufrufe

Following their dance together near the United States' East Coast, the last few days saw Hurricane Imelda absorb the remnants of Hurricane Humberto after its dissipation.

Following their dance together near the United States' East Coast, the last few days saw Hurricane Imelda absorb the remnants of Hurricane Humberto after its dissipation.

70,044 Aufrufe

Incredible imagery of a derecho marching across the Midwest this afternoon.

Incredible imagery of a derecho marching across the Midwest this afternoon.

221,659 Aufrufe

An atmospheric river continues to drench the Pacific Northwest in heavy rainfall, resulting in a widespread flooding threat across western Washington. This timelapse since the beginning of the week shows the relentless plume of moisture that has soaked the region.

An atmospheric river continues to drench the Pacific Northwest in heavy rainfall, resulting in a widespread flooding threat across western Washington. This timelapse since the beginning of the week shows the relentless plume of moisture that has soaked the region.

49,593 Aufrufe

Stunning satellite imagery shows the Park Fire exhibiting extreme wildfire behavior. Today, the fire has exploded in size to more than 120,000 acres.

Stunning satellite imagery shows the Park Fire exhibiting extreme wildfire behavior. Today, the fire has exploded in size to more than 120,000 acres.

144,833 Aufrufe

Striking satellite imagery of a dust storm blowing across Illinois this afternoon.

Striking satellite imagery of a dust storm blowing across Illinois this afternoon.

12,210 Aufrufe

A large low spins off the West Coast of the United States.

A large low spins off the West Coast of the United States.

14,128 Aufrufe

In South Florida where there are extreme drought conditions present, the National Fire burns thousands of acres and releases large amounts of smoke into the sky over the region.

In South Florida where there are extreme drought conditions present, the National Fire burns thousands of acres and releases large amounts of smoke into the sky over the region.

26,267 Aufrufe

An absolutely stunning view today of Hurricane Humberto, a Category 5 storm.

An absolutely stunning view today of Hurricane Humberto, a Category 5 storm.

48,287 Aufrufe

A lifetime look at the impactful nor'easter that pounded the northeastern U.S.

A lifetime look at the impactful nor'easter that pounded the northeastern U.S.

22,431 Aufrufe

Hurricane Erin moves northward near the East Coast in this satellite imagery over the last couple of days. As it pulls away to the east, Erin is undergoing extratropical transition.

Hurricane Erin moves northward near the East Coast in this satellite imagery over the last couple of days. As it pulls away to the east, Erin is undergoing extratropical transition.

44,342 Aufrufe

A remarkable two-day time lapse of Super Typhoon Ragasa. Over the next few days, Ragasa will continue it's trek west towards China.

A remarkable two-day time lapse of Super Typhoon Ragasa. Over the next few days, Ragasa will continue it's trek west towards China.

35,802 Aufrufe

Tropical Cyclone Narelle has spent the last few days journeying westward across northern Australia, making several landfalls along the way. After starting out in the Pacific Ocean, Narelle will soon emerge over the Indian Ocean while not straying too far from Western Australia.

Tropical Cyclone Narelle has spent the last few days journeying westward across northern Australia, making several landfalls along the way. After starting out in the Pacific Ocean, Narelle will soon emerge over the Indian Ocean while not straying too far from Western Australia.

13,238 Aufrufe

Videos

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Hurricane Melissa's historic journey through the Caribbean and Atlantic.

Hurricane Melissa's historic journey through the Caribbean and Atlantic.

175,554 Aufrufe • vor 7 Monaten

Cloud streets are a captivating sight seen around the world. Watch this video to learn more about them.

Cloud streets are a captivating sight seen around the world. Watch this video to learn more about them.

15,604 Aufrufe • vor 15 Tagen

California's Central Valley has been shrouded in Tule fog for the last 16 days.

California's Central Valley has been shrouded in Tule fog for the last 16 days.

90,786 Aufrufe • vor 5 Monaten

The parade of West Coast storms over the last ten days.

The parade of West Coast storms over the last ten days.

473,883 Aufrufe • vor 3 Jahren

Every Category 4 and 5 Atlantic hurricane since 2020, all together, in one group photo. H/t to Michael Ferragamo for the inspiration.

Every Category 4 and 5 Atlantic hurricane since 2020, all together, in one group photo. H/t to Michael Ferragamo for the inspiration.

85,656 Aufrufe • vor 6 Monaten

Hurricane Milton's remarkable evolution across the Gulf of Mexico to the Florida shore.

Hurricane Milton's remarkable evolution across the Gulf of Mexico to the Florida shore.

214,182 Aufrufe • vor 1 Jahr

From its formation as a tropical storm in the Caribbean Sea to its dissipation over the North Atlantic Ocean, this satellite imagery showcases the eventful eleven-day journey of Hurricane Melissa.

From its formation as a tropical storm in the Caribbean Sea to its dissipation over the North Atlantic Ocean, this satellite imagery showcases the eventful eleven-day journey of Hurricane Melissa.

57,811 Aufrufe • vor 7 Monaten

An impressive satellite visual of Debby evolving over the last five days. Debby has wreaked havoc up and down the U.S. East Coast.

An impressive satellite visual of Debby evolving over the last five days. Debby has wreaked havoc up and down the U.S. East Coast.

88,123 Aufrufe • vor 1 Jahr

The Smokehouse Creek fire and others merged into the second largest fire in Texas's history over the course of the last two days. The fires are highlighted in white, while clouds are dark grey or blue.

The Smokehouse Creek fire and others merged into the second largest fire in Texas's history over the course of the last two days. The fires are highlighted in white, while clouds are dark grey or blue.

98,183 Aufrufe • vor 2 Jahren

This imagery spanning the last 16 days showcases Hurricane Beryl- from its formation as a tropical storm, through the post-tropical severe weather and flooding it brought to eastern North America.

This imagery spanning the last 16 days showcases Hurricane Beryl- from its formation as a tropical storm, through the post-tropical severe weather and flooding it brought to eastern North America.

75,416 Aufrufe • vor 1 Jahr

The Park Fire is now California's sixth largest wildfire in recorded history. This view shows the evolution of the Park Fire smoke plume over the last five days.

The Park Fire is now California's sixth largest wildfire in recorded history. This view shows the evolution of the Park Fire smoke plume over the last five days.

68,302 Aufrufe • vor 1 Jahr

The former largest iceberg on Earth, A23a, continues to break into pieces to the north of South Georgia Island in the southern Atlantic Ocean.

The former largest iceberg on Earth, A23a, continues to break into pieces to the north of South Georgia Island in the southern Atlantic Ocean.

12,929 Aufrufe • vor 6 Monaten

A multi-day timelapse from last week of the wildfires spreading near Los Angeles.

A multi-day timelapse from last week of the wildfires spreading near Los Angeles.

10,717 Aufrufe • vor 1 Jahr

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