Typhoon Koto winds from Sentinel-1C on 2025/11/25

Typhoon Koto sea surface roughness from Sentinel-1C on 2025/11/25

Typhoon Koto winds from Sentinel-1C on 2025/11/26

Typhoon Koto sea surface roughness from Sentinel-1C on 2025/11/26

Tropical storm / Typhoon #Koto @esaearth.esa.int acquisitions on 2025/11/25 & 26, 21:54 & 10:21 for #2025SHOC from Copernicus @sentinelonline #Sentinel1 C. Max sustained wind velocities nearing 35 m/s (left), derived from SAR sea surface roughness (right).

Typhoon Fung-wong winds 2025/11/07

Typhoon Fung-wong winds 2025/11/08

Typhoon Fung-wong winds 2025/11/10

Typhoon #Fung-wong, before and after hitting Philippines. @esaearth.esa.int acquisitions on 2025/11/07, 08 and 10 for #2025SHOC from Copernicus @sentinelonline #Sentinel1 A & C. Max sustained wind velocities nearing 45 m/s on Nov. 8

Hurricane Melissa sustained winds velocities (max nearing 70 m/s) on 2025/10/27 11:04, from Sentinel-1A

Hurricane Melissa sea surface roughness on 2025/10/27 11:04, from Sentinel-1A SAR

Hurricane #Melissa south of Jamaica. @esaearth.esa.int acquisitions on 2025/10/27 11:04 UTC for #2025SHOC from Copernicus @sentinelonline.bsky.social #Sentinel1 A. Max sustained wind velocities nearing 70 m/s (left), derived from SAR sea surface roughness (right).

Cyclone #Chenge (still a storm), in the Indian Ocean and Typhoon #Fengshen South of Hainan Island. @esaearth.esa.int acquisitions on 2025/10/21 1:18 & 22:34 UTC for #2025SHOC from Copernicus @sentinelonline.bsky.social #Sentinel1 C. Max sustained winds (left), derived from SAR roughness (right).

Typhoon Nakri winds on 2025/10/11 9:21 UTC from Sentinel-1A. Max sustained wind velocities nearing 35 m/s.

Typhoon Nakri SAR sea surface roughness on 2025/10/11 9:21 UTC from Copernicus Sentinel-1A.

Typhoon #Nakri. @esaearth.esa.int acquisitions on 2025/10/11 9:21 UTC for #2025SHOC from Copernicus #Sentinel1 A. Max sustained wind velocities nearing 35 m/s (left), derived from SAR sea surface roughness (right).

typhoon Halong winds from Sentinel-1A, over 45 m/s on 2025/10/08

typhoon Halong sea surface roughness from Sentinel-1A, on 2025/10/08

Typhoon #Halong south of Japan. @esaearth.esa.int acquisitions on 2025/10/08 8:57 UTC for #2025SHOC from Copernicus @sentinelonline.bsky.social #Sentinel1 A. Max sustained wind velocities over 45 m/s (left), derived from SAR sea surface roughness (right).

Hurricane Priscilla wind velocities on 2025/10/08 from Sentinel-1C SAR sea surface roughness

Hurricane Priscilla sea surface roughness on 2025/10/08 from Sentinel-1C SAR

Hurricane #Priscilla south of Baja California . @esaearth.esa.int
acquisitions on 2025/10/08, 1:03 for #2025SHOC from Copernicus @sentinelonline.bsky.social #Sentinel1 C Max sustained wind velocities just below 40 m/s (left), derived from SAR sea surface roughness (right).

Typhoon #Matmo winds from Sentinel-1C on 2025/10/04; max sustained winds over 45 m/s

Typhoon #Matmo sea surface roughness from Sentinel-1C on 2025/10/04

Typhoon #Matmo landing close to Hainan island.
@esaearth.esa.int acquisitions on 2025/10/04 22:25 UTC for #2025SHOC from Copernicus @sentinelonline.bsky.social #Sentinel1 C. Max sustained wind velocities over 45 m/s (left), derived from SAR sea surface roughness (right).

Imelda winds from Sentinel-1C on Oct. 3, 21:10. max sustained winds around 37 m/s

Imelda winds from Sentinel-1C on Oct. 4, 9:10. max sustained winds around 32-33 m/s

Imelda winds from Sentinel-1A on Oct. 4, 21:04. max sustained winds around 26 m/s

Hurricane #Imelda decreasing in intensity while going north in the Atlantic. @esaearth.esa.int acquisitions on 2025/10/03 & 04 for #2025SHOC from Copernicus @sentinelonline.bsky.social
#Sentinel1 C & A. Max sustained wind velocities from about 37 to 26 m/s, derived from SAR sea surface roughness.

Hurricane #Imelda, again in North Atlantic.
@esaearth.esa.int acquisitions on 2025/10/01 10:25 UTC for #2025SHOC from Copernicus
@sentinelonline.bsky.social #Sentinel1 C. Max sustained wind velocities just under 40 m/s (left), derived from SAR sea surface roughness (right).

Winds over Hurricane Humberto computed from Sentinel-1A SAR data. Max wind speed at about 40 m/s on 2025/09/30 10:35 UTC

Sea Surface Roughness SAR data over Hurricane Humberto measured by Sentinel-1A on 2025/09/30 10:35 UTC

Hurricane #Humberto in North Atlantic again. @esaearth.esa.int.bsky.social
acquisitions on 2025/09/30 10:35 UTC for #2025SHOC from Copernicus @sentinelonline.bsky.social
#Sentinel1 A. Max sustained wind velocities just over 40 m/s (left), derived from SAR sea surface roughness (right).

Hurricane #Humberto winds from Sentinel-1 A on 2025/09/29. Max winds over 60 m/s

Hurricane #Humberto sea surface roughness from Sentinel-1 A on 2025/09/29. Max winds over 60 m/s

Hurricane #Humberto continuing its way around North Atlantic. @esaearth.esa.int.bsky.social
acquisitions on 2025/09/29 22:31 UTC for #2025SHOC from Copernicus @sentinelonline.bsky.social
#Sentinel1 A. Max sustained wind velocities over 60 m/s (left), derived from SAR sea surface roughness (right).

Hurricanes and remnants in the North Atlantic, on 2025/09 26, 27 & 28: #Gabrielle remnants, #Humberto and #Imelda. #2025SHOC from Copernicus @sentinelonline #Sentinel1 A & C. Max sustained wind velocities from around 35 m/s to 55 m/s, derived from SAR sea surface roughness.

Typhoon #Neoguri and Hurricane #Narda on both sides of the Pacific on 2025/09/27 & 28, 14:20 & 7:03 UTC. #2025SHOC from Copernicus @sentinelonline #Sentinel1 A & C. Max sustained wind velocities 35 m/s and over 61 m/s resp., derived from SAR sea surface roughness.

Typhoon #Ragasa on 2025/09/23 22:17 UTC touching the coasts of China. #2025SHOC from Copernicus @sentinelonline.bsky.social
#Sentinel1 A. Max sustained wind velocities (left) around 52 m/s, derived from SAR sea surface roughness (right).

Hurricane #Gabrielle, North Atlantic. @esaearth.esa.int acquisitions on 2025/09/23 9:52 & 21:43 UTC), for #2025SHOC from Copernicus @sentinelonline #Sentinel1 A. Max sustained wind velocities (left) over 50 m/s and 53 m/s, derived from SAR sea surface roughness.

Nagasa winds, on 2025/09/19, around 36 m/s by Sentinel-1A

Neoguri winds, on 2025/09/23 7:41, around 35 m/s by Sentinel-C

Neoguri winds, on 2025/09/23 19:46, around 52 m/s by Sentinel-1C

Neoguri winds, on 2025/09/24 7:34, around 50 m/s, by Sentinel-1A

Typhoons #Ragasa & #Neoguri again, on 2025/09/19, 23 & 24, for #2025SHOC from Copernicus @sentinelonline #Sentinel1 A & C. Max sustained wind velocities ranging from around 35 to 52 m/s, derived from SAR sea surface roughness.

Typhoons Ragasa and Neoguri, on 2025/09/21, for #2025SHOC from Copernicus @sentinelonline #Sentinel1 C. Max sustained wind velocities, derived from SAR sea surface roughness using extreme-wind dedicated processing.

Hurricane #Kiko, going west to central Pacific. @esaearth.esa.int acquisitions on 2025/09/06 , 07 & 08 (3:23, 15:26 & 3:56 UTC), for #2025SHOC from Copernicus @sentinelonline #Sentinel1 A (09/06) & C (07 & 08). Max wind over 55 m/s (09/06) & 45 m/s (07 & 08), derived from SAR sea surface roughness.

Hurricane #Kiko, central Pacific. @esaearth.esa.int acquisitions on 2025/09/02 14:30 UTC, for #2025SHOC from Copernicus #Sentinel1 A. Max sustained wind velocities (left) over 36 m/s, derived from SAR sea surface roughness (right).

Storm then Hurricane #Erin east and north of Porto Rico. @esaearth.esa.int acquisitions on 2025/08/15 & 17, 9:32 & 22:37UTC, for #2025SHOC from Copernicus #Sentinel1 C & A resp. Max sustained winds velocities just under 30 m/s and 53 m/s, derived from SAR sea surface roughness (right).

Storm #Floris North of the Bristish Islands. @esaearth.esa.int acquisitions on 2025/08/04 06:45 & 17:58 UTC, for #2025SHOC from Copernicus #Sentinel1 C. Max sustained wind velocities (left) above 30 & 35 m/s, derived from SAR sea surface roughness (right).

Tropical Storm #Krosa east of Japan. @esaearth.esa.int acquisitions on 2025/07/31 08:31 UTC, for #2025SHOC from Copernicus #Sentinel1 C. Max sustained wind velocities (left) above 27 m/s, derived from SAR sea surface roughness (right).

Tropical Storm #Flossie, not anymore a hurricane, west of Mexico. @esaearth.esa.int acquisitions on 2025/07/04 01:29 & 13:07 UTC, for #2025SHOC from Copernicus #Sentinel1 C. First acquisitions of a tropical storm by Sentinel-1 C for CYMS! (Max sustained wind velocities slightly above 18 m/s)

Hurricane #Flossie west of Mexico. @esaearth.esa.int
acquisitions on 2025/07/02 13:07 UTC, for #2025SHOC from Copernicus #Sentinel1 A. Max sustained wind velocities (left) nearing 55 m/s, derived from SAR sea surface roughness (right).

Tropical cyclone #Errol in the Indian Ocean, north of Australia. @esaearth.esa.int acquisitions on 2025/04/16 01:03 UTC, for #2025SHOC from Copernicus #Sentinel1 A. Max sustained wind velocities (left) over 65 m/s, derived from SAR sea surface roughness (right).

Tropical cyclone #Courtney in the Indian Ocean, west of Australia. @esaearth.esa.int acquisitions on 2025/03/28 01:04 UTC, for #2025SHOC from Copernicus #Sentinel1 A. Max sustained wind velocities (left) just under 55 m/s, derived from SAR sea surface roughness (right).

Post-tropical depression #Honde in the Indian Ocean, South of Madagascar. @esaearth.esa.int acquisitions on 2025/03/04 15:31 UTC, for #2025SHOC from Copernicus #Sentinel1 A. Max sustained wind velocities (left) under 35 m/s, derived from SAR sea surface roughness (right).

Tropical cyclones #Alfred and #Seru in the Tropical Pacific. @esaearth.esa.int acquisitions on 2025/02/26 & 27 for #2025SHOC from Copernicus #Sentinel1 A. Max sustained wind velocities (left) around 37 m/s for both, derived from SAR sea surface roughness (right).

Tropical cyclone #Garance in the Indian Ocean, just north of La Reunion Island. @esaearth.esa.int acquisitions on 2025/02/26 14:45 UTC, for #2025SHOC from Copernicus #Sentinel1 A. Max sustained wind velocities (left) over 45 m/s, derived from SAR sea surface roughness (right).