NOAA Coral Reef Watch Year-to-date Maximum Global 5km Satellite Coral Bleaching Heat Stress Alert Area (Version 3.1)

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Year-to-date Maximum Global 5km Satellite Coral Bleaching Heat Stress Alert Area

(Version 3.1, released August 1, 2018)

Global Year-to-date 5-km Coral Bleaching Heat Stress Alert Area image

Current Daily Variables:

Alert Area (7-day max) DHW HotSpot SST Anomaly SST Trend

Regional Images:

Tropics Global East West Pacific Indian S. Atlantic Coral Triangle Caribbean Florida Hawaii GBR

Animations (30d):

Tropics Global East West Pacific Indian S. Atlantic Coral Triangle Caribbean Florida Hawaii GBR

Animations (90d):

Tropics Global East West Pacific Indian S. Atlantic Coral Triangle Caribbean Florida Hawaii GBR

Year-to-date Maximum:

Alert Area

DHW HotSpot SST Anomaly

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Year-to-date Minimum:

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SST Anomaly

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Year-to-date Mean:

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SST Anomaly

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Click on map above to zoom to small 60 x 40-degree tiles; use drop-down menu below to view larger 60 x 40-degree tiles.
Right-click outside clickable map area to save the image.

60 x 40-degree tiles (by east/west hemispheres and low/high latitudes, updated daily)

This product is updated each afternoon at about 13:30 U.S. Eastern Time.