Fire season starts in about 3 weeks
Fire clock
| Year | Harmonized | Raw |
|---|---|---|
| 2001 | 491 | 4 |
| 2002 | 344 | 5 |
| 2003 | 284 | 34 |
| 2004 | 396 | 55 |
| 2005 | 218 | 20 |
| 2006 | 341 | 51 |
| 2007 | 199 | 17 |
| 2008 | 241 | 24 |
| 2009 | 406 | 53 |
| 2010 | 562 | 92 |
| 2011 | 517 | 71 |
| 2012 | 260 | 219 |
| 2013 | 282 | 282 |
| 2014 | 463 | 463 |
| 2015 | 392 | 392 |
| 2016 | 452 | 452 |
| 2017 | 579 | 579 |
| 2018 | 927 | 1453 |
| 2019 | 448 | 832 |
| 2020 | 632 | 1314 |
| 2021 | 931 | 1907 |
| 2022 | 944 | 1848 |
| 2023 | 1624 | 3175 |
| 2024 | 1261 | 2562 |
| 2025 | 1170 | 2539 |
| 2026 | 1075 | 3983 |
Tap a week to see the detections behind it.
A detection is a heat signal seen from space, not burned area or a count of separate fires.
November vs a usual year
Weeks of 26 Oct – 8 Nov, compared with the same weeks of every year since 2001
Raw satellite data would say 124.0× the usual, because it joins MODIS and VIIRS as they are and VIIRS sees far more small fires. Corrected, it is 12.3×.
Next 7 days
0%
Extreme
Expected detections: ~43.1
What's ahead
Next 7 days
Extreme~43 expected · usual 8.8
Next 3 months
Quieter than usual
~288 expected · usual 400
likely 113–813 · usual 36–1,214
Season
Season
Two-peak season: spring and summer–autumn
Critical windows
early February – late March
42% of annual activity
late November – early January
34% of annual activity
The normal year vs 2026
25-year history
Jump test (Pettitt): the raw record jumps in 2013 to 25.5× its earlier level (p < 0.001). ODLAR's record changes level in 2016 (p 0.003): a real change, or a trend.
Unusual years
2001
491
season began 7 weeks early
season ended 6 weeks late
2002
344
season ended 7 weeks late
2023
1,624
3.6× the normal annual activity
2024
1,261
2.8× the normal annual activity
2026
1,075
season began 11 weeks early
Right now
This week is more active than 100% of past years at this time