What changed & when
Onset through peak
Baseline 2026-09-24 · onset 2026-10-08 · peak 2026-10-08 · latest 2026-10-08. Active Wildfire Hotspots (811 MW detected).
Changzhi, China
1.2 Million Citizens· Asia Metropolitan Baseline1 Noticeable Anomaly: Active Wildfire Hotspots (811 MW detected)1/p = 2.1 in ~30 daily samples · p=0.001Statistical flag plus WHO guideline exceedance
Gemini AI Synthesis & Plain-Language Summary
In plain English: Changzhi is 0% above its 30-day Active Fire Radiative Power baseline (10.1 vs 15.7). Unusual does not automatically mean unsafe; this is a statistical departure from recent local weather, not an emergency siren.
Gemini may only interpret numbers already on this page. Chart annotations below are computed from the dated series (onset, peak, duration, latest vs baseline). Hypotheses are labeled and are not verified causes.
Conversational Telemetry Questions (8 Indicators)
Open-Meteo · CAMS · NASA FIRMS · click a chart for 30/60/90-day investigationWHO 24h guideline: 15 µg/m³. EPA band: Sensitive. 30-day baseline 29.4 µg/m³. Statistical anomaly: no. CAMS ozone on this page is 78 µg/m³ CAMS O₃ (mass concentration, not station AQI). · Click for dated trend
NASA FIRMS VIIRS 375 m hotspots within 50 km · Click for dated trend
High today: 21.3°C. 30-day baseline 15.7°C. · Click for dated trend
Dry spell does not automatically mean drought. Baseline 1.4 mm. · Click for dated trend
Wind helps disperse ground-level pollutants. Click for the humidity trend versus other atmospheric measurements. · Click for dated trend
Sun protection recommended during midday hours.
Standard clear atmospheric line of sight.
Is soil moisture balanced?Root Zone
11%Saturation
Optimal range for local urban vegetation.
See This Change From Space
Travel through satellite observations to discover how this area has changed.
2026-10-08
Fire FRP 811 MW · MODIS SWIR false-color · VIIRS 375 m hotspots
Current · T−1 · T−7 · T−14 · T−30 · NASA GIBS · five snapshots, not a 90-day scrub
Magnitude & spatial extent
Not measured yet
Open the What changed tab to compare baseline and peak pixels. This is a visual aid, not a land-cover map.
Scientific uncertainty
Unusual ≠ unsafe
NASA GIBS true-color is typically about one UTC day behind. Clouds, smoke, and missing tiles can hide the surface; they are not evidence that conditions are typical or safe. Pixel differencing is an unvalidated visual comparison (fixed 15% RGB delta and a brightness cloud heuristic). It is not environmental detection. FIRMS FRP is a 24-hour hotspot composite, not a 90-day fire curve, so onset is not inferred from a missing FRP time series.
Observed: Changzhi has an active wildfire statistical flag (Active Wildfire Hotspots (811 MW detected)). Satellite lookback compares a pre-onset baseline on 2026-09-24 with peak 2026-10-08 and latest 2026-10-08. NASA GIBS layer: MODIS_Terra_CorrectedReflectance_Bands721 with VIIRS_SNPP_Thermal_Anomalies_375m_Day. Unusual ≠ unsafe — a radar flag is not a health classification, and a visual delta is not a verified land-cover change product.
In the local news · Ground-Truthing via SerpApi
Real-time web corroborationNo geographically relevant reports from the last 14 days matched this event. Missing headlines are not evidence that conditions are normal or safe.
Modeled weather: Open-Meteo (ECMWF IFS / GFS blend). Modeled air: Open-Meteo Air Quality (Copernicus CAMS). Observed fire: NASA FIRMS VIIRS 375 m. Observation 2026-10-08T00:00:00Z. Pillar Wildfire / Fire FRP.