art.jt

Equatorial Atlantic 15n 40w

15°N, 40°W · Helen Frankenthaler · 2026-05-12

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

Over the equatorial Atlantic northwest of Cape Verde, where warm trade winds sweep across sun-heated waters, the atmosphere holds a gentle tension between moisture and movement. The moderate humidity of 76% creates translucent veils of color that layer and blend, while the easterly wind at 8.9 m/s pulls these ethereal washes in flowing diagonal sweeps across the canvas. The warm temperature anomaly manifests as glowing salmon and golden ochre pools that seem to radiate outward, punctuated by cooler teal currents where the ocean's influence seeps through, all flowing along gentle gradients shaped by the steady pressure field.

Atmospheric Data

Date
2026-05-12
Location
15°N, 40°W (Equatorial Atlantic 15n 40w)
Pressure
1016.3 hPa (gradient: 41.21)
Wind
8.9 m/s from 70°
Temperature
23.8°C (anomaly: 7.9°C)
Humidity
76%
Visual Interest Score
32.9

Technical Details

Model
Claude Sonnet 4 via Amazon Bedrock
Artist Inspiration
Helen Frankenthaler
Weather Source
Open-Meteo API (GFS model)
Format
SVG (2048x2048 viewBox) + PNG
Generated
2026-05-12T06:20:22.176035+00:00
Run ID
2026-05-12-060044

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