Fire season: about 28 weeks left · 3.8× the usual for this week
Fire clock
| Year | Harmonized | Raw |
|---|---|---|
| 2001 | 157 | 10 |
| 2002 | 137 | 12 |
| 2003 | 99 | 13 |
| 2004 | 115 | 23 |
| 2005 | 115 | 20 |
| 2006 | 110 | 24 |
| 2007 | 121 | 25 |
| 2008 | 128 | 25 |
| 2009 | 130 | 32 |
| 2010 | 111 | 31 |
| 2011 | 112 | 16 |
| 2012 | 138 | 129 |
| 2013 | 55 | 55 |
| 2014 | 101 | 101 |
| 2015 | 157 | 157 |
| 2016 | 209 | 209 |
| 2017 | 176 | 176 |
| 2018 | 167 | 275 |
| 2019 | 145 | 313 |
| 2020 | 170 | 420 |
| 2021 | 247 | 495 |
| 2022 | 225 | 433 |
| 2023 | 201 | 382 |
| 2024 | 262 | 518 |
| 2025 | 549 | 1118 |
| 2026 | 266 | 722 |
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 2.7× the usual, because it joins MODIS and VIIRS as they are and VIIRS sees far more small fires. Corrected, it is 1.5×.
Next 7 days
0%
Very high
Expected detections: ~6.3
What's ahead
Next 7 days
Very high~6.3 expected · usual 2.8
Next 3 months
Busier than usual
~102 expected · usual 78
likely 23–217 · usual 11–173
Season
Season
Critical windows
mid January – mid March
31% of annual activity
mid December – early January
10% of annual activity
The normal year vs 2026
25-year history
Jump test (Pettitt): the raw record jumps in 2012 to 16.3× its earlier level (p < 0.001). ODLAR's record changes level in 2015 (p < 0.001): a real change, or a trend.
Unusual years
2013
55
only 0.4× the normal annual activity
2016
209
season ended 8 weeks early
2017
176
season began 10 weeks late
2020
170
season ended 3 weeks late
2021
247
season ended 3 weeks early
2023
201
season began 8 weeks early
2024
262
1.9× the normal annual activity
peak 3.5× stronger than normal
2025
549
4.0× the normal annual activity
peak 6.0× stronger than normal
season began 12 weeks late
season ended 7 weeks early
2026
266
1.9× the normal annual activity
peak 3.8× stronger than normal
Right now
This week is more active than 92% of past years at this time