08/14/2026
UPDATE, Friday, August 14 — The Heise road east of the Heise Bridge is OPEN this morning. Although the slopes have stabilized, additional rain and debris flow are possible. Please use extreme caution and report instances of mud flow to Jefferson County dispatch at 208-745-9210. The gravel road to the west of the bridge (Cress Creek access) remains closed.
⚠️ HEISE ROAD CLOSURE & SAFETY UPDATE⚠️
Heise Road is closed at the Snake River Bridge on 5050 E due to heavy rainfall and dangerous conditions in the area.
The Big Rock Fire left a burn scar on the hillside, increasing the risk of additional mudslides, falling debris, and flooding.
Residents in the affected area are strongly encouraged to stay inside their homes, avoid unnecessary travel, and stay off the ridge above the Heise area.
Stay alert for emergency notifications and follow all instructions from emergency officials. If you receive a Ready, Set, Go notification, follow the instructions immediately.
Please do not enter the closed area unless you live there, and use extreme caution if you must travel in or out. Conditions can change quickly.
More rain is expected, and worsening conditions are possible. Please take this warning seriously and follow instructions from emergency officials.