NAM 100 hPa — Forecast Context

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FORECASTCONTEXT.COM · THE LARGE-SCALE STATE BEHIND THE FORECAST BRIEFING MOTION OUTLOOK METHODS API ☀ AUTO

FORECAST CONTEXT

DATA THROUGH 2026-10-12 · UPDATED 2026-10-13 11:02 UTC

ERA5 + GFS2.5°DAILY

BriefingStratosphereStrat–trop coupling

NAM_100

NAM 100 hPa

NAM in the lowermost stratosphere; persistent anomalies here favour a surface response.