Heat wave — Warning
Sonora
Fire Risk
15
Very low
FWI: 4.7
FFMC
89.4
Fine fuel moisture
DMC
8.1
Duff moisture
DC
18.2
Drought severity
ISI
4.9
Initial spread
BUI
8.0
Build-up index
Danger scale
Very low
Low
Moderate
High
Very high
Extreme
GWIS / Copernicus EMS (JRC) · 2026-07-18