APSDMA

NRSC Lightning ForecastLAMS • APSDMA Lightning Alert Monitoring System

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Red Mandals
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Orange
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Yellow
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Total Warned
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Peak hourly intensity
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Forecast Cycle
Model: NRSC GFS Lightning Ensemble
Feed: --
Cycle hours (UTC): --
Cycle hours (IST): --
Grid cells: --
Ensemble agreement: --
Refresh: 18:00 IST daily

AP Risk Map click district to filter

Red ≥ 1 mandal Orange Yellow No warning

Top Mandals at Risk --

Mandal District Level 6 h 24 h Peak/hr
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Hourly Activity Profile (AP-wide) --

District × Hour Heatmap IST hours · cell intensity = predicted flashes

Technical detail & forecast verification --
Model & cycle
Model
NRSC GFS Lightning Ensemble
Source feed
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Cycle date
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Cycle hours (UTC)
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Grid cells (non-zero)
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Ensemble agreement
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Last computed
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Verification (previous cycle vs IITM strikes)
Verifying date
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Hit threshold
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Warned mandals
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Hit rate
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Hits
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False alarms
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Misses
Hit = warned mandal saw ≥ threshold CG strikes · False alarm = warned, but no real activity · Miss = real activity in a mandal that wasn't warned