Surface Wind (ORD 5-min)

climate · 36 views
climate

What It Is

Real 5-minute surface wind speed at Chicago O'Hare 2023 (IEM/ASOS). 114k observations, quantized to ~1-knot steps (31 levels). Captures gusts, diurnal cycles, and frontal passages. Public domain.

Interpretation

Standard analysis sees: time-irreversible (sharp rises, slow decay); multifractal. The atlas finds no named structure, but the source is distinctively extreme on H² × ℝ (Thurston):depth_height_corr (-2.7z) — beyond what the standard bank predicts for it.

What standard analysis sees
tail heaviness0.68
asymmetry0.70
occupancy0.18
short-range corr0.61
long-range memory0.74
spectral colour0.45
periodicity0.59
complexity0.49
time-irreversibility0.87
volatility clustering0.60
multifractality0.94
dimensionality0.57
nonstationarity0.67
What the atlas adds
Atlas-extreme metrics the standard bank can’t predict for this source
H² × ℝ (Thurston):depth_height_corr-2.7zbank-miss 1.5σ
Zipf–Mandelbrot (16-bit):zipf_alpha+2.3zbank-miss 2.0σ
Persistent Homology:n_significant_features+2.2zbank-miss 1.6σ

Composition

dtypefloat64
range[0, 25.3]
unique values22 / 16384
mean ± std8.53 ± 4.19

Render Gallery

Atlas Position

Nearest neighborDistance
Wind Speed3.63
Wave Height (Buoy)3.81cross-domain
Ocean Wind (Buoy)3.88

Open in Atlas →

Which Geometries Light Up

H² × ℝ (Thurston)H² × ℝ (Thurston):depth_height_corrrank 296/298-0.7936
Zipf–Mandelbrot (16-bit)Zipf–Mandelbrot (16-bit):zipf_r_squaredrank 2/2980.9909
in astro
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