Red Flag Warning covers inland Bristol Bay through Thursday

The wind, the heat, and the bone-dry grass all lined up over inland Bristol Bay on Thursday — the kind of combination that can turn a single spark into a running wildfire. The National Weather Service answered with a Red Flag Warning, the signal that fire weather has reached a critical edge.

The warning ran from 1 to 9 p.m. AKDT across inland Bristol Bay, Lake Iliamna, and surrounding communities, issued in an Area Forecast Discussion on the afternoon of June 4. A Red Flag Warning isn't a guess about what might come; it means the conditions for fast-moving fire are already here, or nearly so.

In Alaska, the Division of Forestry and Fire Protection lays out the recipe plainly: warm temperatures, low humidity, strong winds, and dry fuels — cured grass and dead timber that catch easily and burn fast. Thursday had all four.

And it wasn't the first time this week. A day earlier, on June 3, another Red Flag Warning stretched into the evening across parts of southwest Alaska, including the Bristol Bay Borough — the same heat-and-wind pattern rolling over the same country, one community after the next.