Wyoming News Roundup: Flooding, Wildfire, and a Heated Primary Race

Published Aug 14, 2026 · Community ·

Here’s a roundup of recent Wyoming news: flooding closed roads in the Casper area, the Weiser Knoll Fire grew to about 16,000 acres, and outside spending is ramping up ahead of the state’s Aug. 18 primary.

Flooding hits Natrona County

Heavy rains soaked Natrona County on Thursday (Aug. 13), and the National Weather Service issued a flood advisory through 1 p.m. Flooding shut down the McKinley Street underpass in Casper and temporarily closed I-25, which reopened as floodwaters receded (Oil City News).

Big spending ahead of the Aug. 18 primary

Ahead of Wyoming’s Aug. 18 primary, a Virginia-based PAC spent $549,000, largely backing Freedom Caucus candidates (WyoFile). Another PAC spent more than $1.4 million attacking gubernatorial candidate Barlow (Cowboy State Daily). In northeast Wyoming, legislative candidates raised nearly $300,000 (Wyoming Tribune Eagle).

BLM proposes cutting Red Desert wild-horse herd

The Bureau of Land Management says the Red Desert wild-horse herd must be cut by about 1,800 animals to prevent starvation (Cowboy State Daily).

Weiser Knoll Fire grows to about 16,000 acres

The Weiser Knoll Fire grew to about 16,000 acres, with containment up to 50% (Oil City News).

Man charged in fatal Newcastle shooting

A Belle Fourche, South Dakota, man was charged with second-degree murder in a fatal Newcastle shooting (Wyoming Tribune Eagle).

Flags lowered to honor Ann Simpson

Gov. Mark Gordon ordered flags lowered to half-staff to honor Ann Simpson (Oil City News).

For more on the Cowboy State, see the Wyoming guide.

Sources

Oil City News; WyoFile; Cowboy State Daily; Wyoming Tribune Eagle.

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