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Dozens of active wildfires in the Northwest U.S.

wildfires northwest united states
Active wildfires in Washington, Oregon, Idaho, Western Montana, and Northern California at 4:18 a.m. MDT August 16, 2017.

Above: Active wildfires in Washington, Oregon, Idaho, Western Montana, and Northern California at 4:18 a.m. MDT August 16, 2017.

(Originally published at 10:21 a.m. MDT August 16, 2017)

Dozens of wildfires are active in the Northwest one-quarter of the United States. Many of them have been burning for several weeks under a limited suppression strategy. The states of Washington and Oregon have a total of 32 large uncontained fires that have spread over 810,171 acres.

Air Quality Index LegendAt times the area around Missoula has been heavily affected by smoke. Here are some PM 2.5 readings from Wednesday morning:

  • Seeley Lake: 180
  • Missoula: 33
  • Lolo: 54
  • Superior: 180
  • French Town: 19
  • Clinton: 26
wildfires near Missoula, Montana
Satellite photo showing smoke from wildfires near Missoula, Montana, August 15, 2017.
wildfires northwest california
Satellite photo showing smoke from wildfires in northwest California, August 15, 2017.
wildfires northwest united states
Active wildfires (without added name tags) in Washington, Oregon, Idaho, Western Montana, and Northern California at 4:18 a.m. MDT August 16, 2017.

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