art.jt

Tropical South America 15s 70w

15°S, 70°W · Sam Francis · 2026-07-31

tropical-south-america-15s-70w weather artwork
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Creative Rationale

Over the Andes mountains of Peru and Bolivia, where the atmosphere is thin and pressure drops dramatically with altitude, an ethereal dance of color emerges from the sparse atmospheric conditions. The extremely low pressure creates dense pools of saturated color that cling to the canvas edges like heavy mountain mist, while the cold temperature of 7.7 K translates to muted earth tones punctuated by icy blue accents. The gentle wind from the northwest barely disturbs this high-altitude composition, allowing vast expanses of luminous white space to dominate the center, evoking the breathing quality of rarified mountain air.

Atmospheric Data

Date
2026-07-31
Location
15°S, 70°W (Tropical South America 15s 70w)
Pressure
642.5 hPa (gradient: 331.13)
Wind
1.9 m/s from 306°
Temperature
7.7°C (anomaly: 11.5°C)
Humidity
59%
Visual Interest Score
22

Technical Details

Model
Claude Sonnet 4 via Amazon Bedrock
Artist Inspiration
Sam Francis
Weather Source
Open-Meteo API (GFS model)
Format
SVG (1024x2048 viewBox) + PNG
Generated
2026-07-31T13:28:53.636773+00:00
Run ID
2026-07-31-130740

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