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US · United States · Idaho

Wildfires in Boundary

Boundary, United States, has had 6 fires with an official perimeter since 2017: 15,354 hectares burned inside the county, 4.6% of its area. Fire danger today: very low (FWI 0).

Only fires of 400 ha or more get an entry: smaller ones are not in the lists or the totals on this page.

Fire danger, today and the coming days

FWI computed from the Open-Meteo forecast
  1. Wed 28 Very low 1° · 88 % · 31 km/h
  2. Thu 29 Very low 2° · 69 % · 25 km/h
  3. Fri 30 Very low 5° · 58 % · 19 km/h
  4. Sat 31 Very low 6° · 65 % · 19 km/h
  5. Sun 1 Very low 6° · 65 % · 21 km/h
  6. Mon 2 Very low 5° · 53 % · 30 km/h
  7. Tue 3 Very low 7° · 39 % · 37 km/h
  8. Wed 4 Very low 8° · 51 % · 23 km/h

Canadian Fire Weather Index, the same system Copernicus uses, computed by WorldFires from the weather forecast and two months of past weather for fuel state. It is an estimate per municipality, not an official warning: warnings are issued by each country’s emergency service.

The county and its fires

Since 2016

15,354
hectares burned
4.6 %
of the county
6
fires
3,309
km²

How many times has Boundary burned?

Boundary has burned 6 times since 2016, in 4 years: 2017, 2018, 2022 and 2026. The most recent: Silver Fire, August 2026, with 1,045 hectares inside the municipality.

  1.   16
  2. 1× 17
  3. 1× 18
  4.   19
  5.   20
  6.   21
  7. 1× 22
  8.   23
  9.   24
  10.   25
  11. 3× 26
6
fires
4
years with fire
15,354
cumulative ha
23 Aug 2026
most recent

Fires larger than 400 hectares with a perimeter since 2016 that reached the municipality, even partly. Cumulative hectares add up every fire; the distinct area counts land that burned several times only once. Perimeters and boundaries overlaid by WorldFires.

Where it has burned most often in United States →

Fires that entered Boundary

  1. 1,045 ha Silver Fire, August 2026 where it started 0.3% of the county · 1,050 ha in total · 7 days
  2. 617 ha Parker Lake Fire, August 2026 where it started 0.2% of the county · 620 ha in total · 9 days
  3. 1,967 ha Upper Smith Fire, July 2026 where it started 0.6% of the county · 1,962 ha in total · 53 days
  4. 10,576 ha Russell Mountain Fire, August 2022 where it started 3.2% of the county · 10,564 ha in total · 70 days
  5. 447 ha Smith Creek Fire, July 2018 where it started 0.1% of the county · 452 ha in total · 28 days
  6. 702 ha North Fork Hughes Fire, July 2017 0.2% of the county · 1,871 ha in total · 79 days

Where this data comes from

Perimeters are official, from MTBS (USGS and USDA Forest Service) and NIFC, in the public domain; county boundaries come from geoBoundaries/United States Census Bureau, MAF/TIGER Database (Public Domain). The area per county is computed by WorldFires by crossing both. The forecast is from Open-Meteo (CC BY 4.0).

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