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South America 45s 70w

45°S, 70°W · Sam Francis · 2026-07-30

south-america-45s-70w weather artwork
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Creative Rationale

Over the windswept plains of Patagonia near the Argentine-Chilean border, where the Andes meet the pampas, an atmospheric drama unfolds with extremely low pressure and saturated air. The modest wind from the southeast carries moisture across this remote landscape, while the temperature anomaly creates thermal contrasts in the frigid air. I've interpreted this as a Francis-inspired composition where muted, cool-toned color pools gather heavily at the edges due to the low pressure, while the gentle wind creates soft, organic splatters that don't reach far into the luminous white center, embodying the cold temperature through subdued earth tones punctuated by icy blue accents.

Atmospheric Data

Date
2026-07-30
Location
45°S, 70°W (South America 45s 70w)
Pressure
931.2 hPa (gradient: 42.4)
Wind
1.7 m/s from 144°
Temperature
-0.3°C (anomaly: 19.5°C)
Humidity
100%
Precipitation
1.6 mm
Visual Interest Score
22.7

Technical Details

Model
Claude Sonnet 4 via Amazon Bedrock
Artist Inspiration
Sam Francis
Weather Source
Open-Meteo API (GFS model)
Format
SVG (1440x2560 viewBox) + PNG
Generated
2026-07-30T18:30:24.627854+00:00
Run ID
2026-07-30-181227

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