Tag Archives: Chalkyitsik

Upper Yukon Zone near red flag warning, high wind gusts predicted again

Temperatures moderated in the Upper Yukon Zone yesterday. Although cloud cover allowed an increase in relative humidity to 30-40 percent, 30 mph wind gusts erased much of the RH benefit. Temperatures today will begin a trend towards the warmer range once again. There is potential today for large fire growth as the Fine Fuels Moisture […]

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Columns of smoke rise Thursday evening, July 18, 2019, from where a helicopter has dropped plastic spheres that ignite to catch a broad area black spruce on fire. The tactical firing operation is removing the fuels ahead of the Frozen Calf Fire (#367) to the northeast of Chalkyitsik. Sam Harrel/Alaska Interagency Incident Management Team

Upper Yukon Zone: High potential for fire growth today

Fire continues to exhibit extreme behavior in parts of the Upper Yukon Zone, which continues to be one of the warmest areas in the state, with relative humidity between 20-30 percent. Continued warm temperatures have dried fuels considerably. Indices that measure fuels and how receptive they are to fire remain in the high to very […]

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Chalkyitsik Fuels Build-up Index hits record high

Rainfall across Alaska continues to avoid the Upper Yukon zone, with conditions at extreme levels predicted to drive fire activity across the Yukon flats.The Buildup Index (BUI) is the best indicator of seasonal severity and overall flammability in the boreal forest here in Alaska, representing deeper drying in the duff layers and greater fuel availability. […]

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Upper Yukon Zone fuel indices remain at near record levels

The Upper Yukon Flats remains the hottest and driest area of the state. Temperatures in the Upper Yukon zone will remain consistent in the 65 degree to 85 degree range with relative humidities between 35 percent and 45 percent. About 4,100 lightning strikes happened across the state yesterday with most touching down in the central […]

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Map of Yukon Flats area fires on June 25, 2019.

Firefighters, aircraft continue work on Yukon Flats area fires

Work continues on numerous fires burning in the Yukon Flats. Of the 138 active fires in BLM Alaska Fire Service area that covers the northern half of the state, 34 are within the more than 51-million acre Upper Yukon Fire Management Zone that covers the eastern chunk of Alaska along the international border north of […]

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Map of fires burning around Fort Yukon and Chalkyitsik on June 23, 2019.

BLM AFS responded to new lightning-caused fires in Yukon Flats

After several days of hot, dry weather in the Yukon Flats area, lightning triggered new fires including five that are burning within 18 miles east of Chalyitsik. Of the 24 new fires in Alaska Saturday, 15 were located in the BLM Alaska Fire Service Upper Yukon Zone that runs from between the international border and […]

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Work completed on last staffed fire in Alaska

With the perimeter 100 percent contained, the remaining 39 firefighters left on the last staffed fire in Alaska will demobilize from the Tiechovun Fire today. The Alaska Division of Forestry‚Äôs Type 2 Initial Attack White Mountain Crew and Type 2 UAF Nanook Fire Crew are the last two crews to come off of the¬†Tiechovun Lake […]

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BLM AFS firefighters mopping up two Interior Alaska fires

BLM Alaska Fire Service firefighters are mopping up two wildfires burning near the Canadian border. The Tchulkade Lake Fire (#254) was one of only two new starts in Alaska Wednesday. It is burning 22 miles southeast of Chalkyitsik and 65 miles west of the border. It was discovered at about 3:20 p.m. during a wildfire […]

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Yukon Flats wildland fire roundup Wednesday, July 1

Updated at noon #622 Marten Creek: 27 acres. Lightning, discovered on 6/24-25 miles northwest of Fort Yukon Tuesday: Demobilized four smokejumpers as the Upper Yukon #1 Type 2 Crew arrived. Minimal fire behavior was reported. Monday: Six smokejumpers were deployed to the fire. Fire was observed to have increased in acreage and is 75% active […]

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Yukon Flats wildland fire roundup for Wednesday, June 24

Compiled at noon on Wednesday. #605 Christian River #3: 150 acres. Lightning, discovered on 6/23-63 miles north of Fort Yukon Tuesday: Fire was reported by aircraft. It is burning in white spruce with 100% active perimeter. It has been placed into monitor status. #604 Christian River #2: 275 acres. Lightning, discovered on 6/23-60 miles north […]

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