art.jt

Equatorial Atlantic 15n 40w

15°N, 40°W · Helen Frankenthaler · 2026-06-13

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

Over the equatorial Atlantic, roughly 400 miles northeast of the Caribbean islands, warm tropical air meets oceanic influences in a dance of moderate humidity and gentle easterly winds. The high sea-level pressure and significant pressure gradient create a sense of atmospheric weight and movement, while the warm temperature anomaly suggests heated air masses spreading outward like watercolor blooms on wet paper. With no precipitation but substantial humidity at 73%, I've interpreted this as translucent color fields that pool and merge without the deep saturation that rain would bring, allowing the raw canvas to breathe through layers of salmon, teal, and golden ochre that flow eastward with the wind direction.

Atmospheric Data

Date
2026-06-13
Location
15°N, 40°W (Equatorial Atlantic 15n 40w)
Pressure
1017.3 hPa (gradient: 41.13)
Wind
7.1 m/s from 75°
Temperature
24.8°C (anomaly: 6.3°C)
Humidity
73%
Visual Interest Score
27.7

Technical Details

Model
Claude Sonnet 4 via Amazon Bedrock
Artist Inspiration
Helen Frankenthaler
Weather Source
Open-Meteo API (GFS model)
Format
SVG (2048x1024 viewBox) + PNG
Generated
2026-06-13T06:18:53.628043+00:00
Run ID
2026-06-13-060044

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