If you are driving US 95 through western Idaho near Weiser, treat the Tartar Fire corridor as a live detour and evacuation problem, not a routine smoke day.
Officials report a lightning-started blaze that exploded overnight toward the town, closed a long stretch of the highway, and put several rural zones into Go Now status while crews hold the line around Weiser.
- Fire: Tartar Fire, about 21 miles northwest of Weiser, Idaho.
- Size: About 94,575 acres with 17 percent containment on August 2.
- Highway: US 95 closed from Midvale Hale (mile marker 94) to Park Street in Weiser.
- Evacuations: Level 3 Go Now and Level 2 Get Set zones remain active.
- Shelter: Red Cross at Vendome Event Center, 309 State Street, Weiser.
The traveler decision is immediate: do not assume US 95 is open north or south of Weiser, verify your zone before you drive into the flats, and use only official alternate routes when you must move.
Three checks before you leave a hotel, ranch, or highway stop:
- Confirm the current US 95 status on Idaho 511 and local sheriff posts, not yesterday’s map screenshot.
- Match your address or campsite against Washington County Level 2 and Level 3 maps before packing a car.
- If you are already inside a Go Now zone, leave on the designated path and do not wait for a second alert.
InciWeb’s Tartar Fire page is the federal incident board for size, containment, weather, and public access notes under the Boise District Bureau of Land Management.
The August 2 daily update says fire activity picked up on the south side, steep terrain limited safe engagement, and red flag conditions forced crews to shift toward protecting Weiser and nearby private property.
In an 8 to 10 hour evening and overnight window, strong winds pushed the fire about 20 miles southwest while firefighters helped with evacuations and held what they could along Highway 95.
Incident managers say the fire grew about 80,000 acres in that period. Resources arriving overnight focused on structure protection and the highway perimeter.
What US 95 drivers need right now
Boise State Public Radio, citing the Adams County Sheriff’s Office, reports US 95 closed at Midvale Hale from mile marker 94 to Park Street in Weiser because of the fire.
That is a through-route cut on Idaho’s main north-south highway along the western edge of the state, not a short local lane drop.
Vehicles are being allowed onto Manns Creek Road as an alternate, but the sheriff’s office warns that traffic on that road will be very slow.
Build extra time into any Boise to McCall, Lewiston, or Ontario path that normally leans on US 95 through Weiser. A GPS reroute that still drops you onto the closed segment is not a clearance.
Smoke and firefighter traffic can change access even when a map still shows a thin line. If you are hauling a trailer or driving a large RV, expect harder turns and lower speeds on any temporary detour.
For statewide road status, open Idaho’s traveler tools and recheck before each leg rather than trusting a single morning screenshot.
Who must leave, and who should be ready
Washington County emergency managers have Level 3 Go Now orders for several rural blocks near the fire.
Level 3 areas listed in the August 2 public radio report include north of Olds Ferry Road; west of and including the Forest Service area around Hitt and Sturgill Mountains to Brownlee Reservoir from the Sturgill Drainage; north and west of Jenkins Creek Reservoir; and the Upper Jenkins Creek Road and Chicken Creek areas.
Level 2 Get Set orders cover the Weiser Flats area from Eaton to Weiser city limits and from Olds Ferry to the Snake River.
Go Now means leave now on the safest open path. Get Set means stage documents, pets, livestock plans, and a packed vehicle so you can leave without delay if the order rises.
InciWeb points the public to the Washington County Emergency Management Facebook channel for the latest evacuation maps because zone lines can move faster than a printed daily update.
If you are a visitor in a rental home, campground, or short-term stay near Weiser Flats, treat a Level 2 notice as a same-day packing task even if the hotel desk still sounds calm.
Where to go, and how animals move
The Red Cross opened an evacuation shelter at the Vendome Event Center at 309 State Street in downtown Weiser.
Large animal evacuations are directed to the Weiser Valley Roundup Rodeo Grounds at 1179 West 9th Street in Weiser, according to the August 2 incident update.
Bring identification, medications, chargers, and proof of animal ownership when you can. Do not drive back into a Go Now zone for nonessential items once you have left.
A community meeting is scheduled for 6 to 7 p.m. at the Vendome Event Center, with a live stream on the USFWS Idaho Great Basin Facebook page for people who cannot attend in person.
Use the meeting for current perimeter priorities, not as a reason to delay a Go Now departure if your zone is already ordered out.
Why the fire is still a traveler risk
The Tartar Fire started July 24 from lightning or natural causes and is burning grass, brush, and timber across private, BLM, Forest Service, and State of Idaho lands about 21 miles northwest of Weiser.
Great Basin Complex Incident Management Team 3 has command. As of the August 2 statistics block, the fire is about 94,575 acres with 17 percent containment, with 510 personnel, four helicopters, 15 crews, three dozers, and eight engines assigned.
Today’s priority is holding and strengthening the perimeter around Weiser and along the Highway 95 corridor to the north, with patrols on containment lines and continued aircraft support.
Weather on the same update calls for strong, gusty northerly winds, hot and dry air, afternoon humidity near 15 to 20 percent, and overnight winds that keep fire behavior active after sunset.
Forecast language also warns that recent red flag periods have produced high rates of spread in low elevation fuels, including growth of tens of thousands of acres in a single burn period when terrain limits crews.
That is why a clear morning does not equal a reopened highway. Containment percentage can lag real-time road and evacuation decisions by hours.
Closures beyond the pavement
Public land access is restricted separately from the highway closure. The BLM Four Rivers Field Office closed BLM-managed lands, roads, and trails inside a box bounded by the Snake River on the west, Sumac Creek on the south, the Payette National Forest on the east, and Raft Creek and Wayle Creek on the north.
That temporary public land closure began July 27 at noon and runs through August 17 at 11:59 p.m., according to the InciWeb closure notice.
Check the Payette National Forest alerts page and the BLM public input and actions list for Idaho before planning a hike, hunt, or OHV day near the fire.
Recreation that looks open on a third-party trail app can still sit inside a temporary emergency closure. When in doubt, stay out of the signed fire area and keep main travel on verified open pavement.
For broader Idaho trip context after the corridor reopens, Deep Arrival’s Idaho destination guide and Boise planning page cover base logistics outside this incident stream.
Those evergreen pages do not replace InciWeb, county evacuation maps, or Idaho 511 while the Tartar Fire is active.
| If you… | What to do |
|---|---|
| Need US 95 through Weiser today | Assume the Midvale Hale to Park Street segment is closed; use only posted alternates and expect slow Manns Creek traffic. |
| Live or stay in a Level 3 zone | Leave now on the designated path; do not wait for the evening community meeting. |
| Sit in Level 2 Weiser Flats | Pack documents, pets, and a go bag so you can leave without delay if the order rises. |
| Haul livestock or large animals | Use the rodeo grounds large animal site at 1179 West 9th Street and confirm open access before you load. |
| Planned BLM or Payette recreation nearby | Cancel or reroute until forest and BLM closure pages show your specific area open again. |
- Highway: Rebuild any US 95 Weiser leg around the closed Midvale Hale to Park Street segment.
- Evacuations: Match your pin to Level 3 Go Now or Level 2 Get Set maps before you drive in.
- Shelter: Use Vendome Event Center at 309 State Street if you need Red Cross support in town.
- Weather: Gusty northerly winds and low humidity keep growth risk high into the next nights.
- Public lands: Honor the BLM temporary closure box through August 17 unless it is lifted earlier.
If your route, ranch, or lodging sits near Weiser, treat Tartar Fire highway and evacuation orders as same-day decisions and recheck InciWeb plus county maps before every move.
Do not force US 95 through a closed segment, and do not delay a Go Now order for nonessential packing once the zone is called.
Is US 95 open through Weiser right now?
Public radio reporting on August 2 cites a closure from Midvale Hale at mile marker 94 to Park Street in Weiser. Recheck Idaho 511 and sheriff posts before you drive, because temporary fire closures can shift.
How large is the Tartar Fire?
The August 2 InciWeb statistics list about 94,575 acres with 17 percent containment after a major overnight run toward Weiser.
Where is the public shelter?
The Red Cross shelter is at the Vendome Event Center, 309 State Street in Weiser. Large animals are directed to the Weiser Valley Roundup Rodeo Grounds at 1179 West 9th Street.
Who should I contact for official fire information?
Tartar Fire information is listed at 208-295-5496 and [email protected] during posted hours, with the full incident board on InciWeb.
Are public lands open for hiking near the fire?
No. BLM posted a temporary closure of managed lands and trails inside a Snake River to Sumac Creek to Payette National Forest to Raft Creek box through August 17, and forest alerts can add more limits.
