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Equatorial Atlantic 15n 40w

15°N, 40°W · Helen Frankenthaler · 2026-07-10

equatorial-atlantic-15n-40w weather artwork
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Creative Rationale

Over the equatorial Atlantic west of the Cape Verde Islands, warm tropical air carries high humidity across calm seas under stable atmospheric pressure. The moderate easterly winds and elevated temperature anomaly create conditions ripe for Frankenthaler's signature color-field approach, where the high humidity translates to deeply translucent washes that layer and intermingle. With no precipitation to create pooling effects, the colors instead spread as gentle stains across the canvas, guided by the wind's northeastern drift, while the warm temperature anomaly calls for luminous salmon and golden ochre fields bleeding into cooler teal margins.

Atmospheric Data

Date
2026-07-10
Location
15°N, 40°W (Equatorial Atlantic 15n 40w)
Pressure
1016.4 hPa (gradient: 41.15)
Wind
7.2 m/s from 63°
Temperature
24.6°C (anomaly: 5.4°C)
Humidity
87%
Visual Interest Score
27.8

Technical Details

Model
Claude Sonnet 4 via Amazon Bedrock
Artist Inspiration
Helen Frankenthaler
Weather Source
Open-Meteo API (GFS model)
Format
SVG (2560x1440 viewBox) + PNG
Generated
2026-07-10T06:18:14.398584+00:00
Run ID
2026-07-10-060044

License: CC BY-NC-ND 4.0. Attribution: James Tannahill / art.jamestannahill.com. No commercial use or derivatives without permission.