Delhi Heatwave
Sustained subsidence held maximum temperatures above 45 °C for four consecutive days.
Event timeline
How the system responded as the event developed.
Ridge builds
GFS temperature fields lead the signal; weight rises to 29%.
Low disagreement
Sources converge within 1.4 °C — confidence 91%.
Bias correction
AI proxy trims a persistent +0.8 °C urban bias.
Observation
Safdarjung records 46.1 °C against a 45.6 °C forecast.
Map replay
Forecast footprint for this event. Click a state to inspect neighbouring regions.
Forecast replay
Slide through the forecast cycles toward verification.
48.5 °C
45.1 °C
47.2–49.9 °C
91%
Model disagreement
Source forecasts against the blend for this event.
Adaptive weight change
Before the event vs during the event.
- BharatFS20%17%
- NCUM20%22%
- GFS20%29%
- GEFS20%18%
- AI Forecast Proxy20%14%
Outcome
Validation against the observation network.
Adaptive blend reduced RMSE by 11.3% relative to the simple-average baseline.
Heatwave · 48h lead · Delhi
Event context
Temperature
Heatwave
19
High
Prototype scenario built on deterministic demonstration data, not a verified historical record.