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Montana 511: Road Conditions & Traffic

Q: What is the 511 number for Montana?

Dial 5-1-1 from a phone in Montana for road conditions, closures and traffic reported by MDT. Calls to 511 are free from most carriers. The same data is on Montana 511 (511MT) (https://www.511mt.net).

Q: Are there any road closures in Montana today?

Trucker Route is showing 33 active road incidents in Montana, including 1 closure and 32 work zones, from the feeds we collect. The feeds also send 24 entries that are not a road incident, such as message-sign texts or weather readings, and they are not counted here. See exact locations on our interactive map, and Montana 511 (511MT) (https://www.511mt.net) for the official MDT picture. State DOT feeds are read every 15 minutes and this page is rebuilt every 30 minutes.

Montana road conditions for truckers right now: 1 closure and 32 work zones. Road data from MDT.

57 Active Incidents

21 Critical

0 Weather Alerts

9 Mountain Passes

View on Interactive Map →

Official source: Montana 511 (511MT), run by MDT. Dialing 5-1-1 inside Montana reaches the same reports by phone.

Chain rules

Montana chain rules

Montana has a chain rule that can bind trucks. See when it applies, who it binds, what counts as a traction device, and the fine.

Montana chain law →

Trucking Industry: Montana

9,047Active Carriers

32,209Registered Drivers

33,895Power Units

1,404HazMat Carriers

Source: FMCSA Company Census. View national statistics →

Fatal Crash Statistics: Montana (2024)

193Fatal Crashes

206Total Fatalities

30Truck-Involved Fatal

31Truck Crash Fatalities

74Alcohol-Involved Fatal

Source: NHTSA FARS 2024. View national statistics →

Highway Infrastructure: Montana (2024)

13,865Vehicle Miles Traveled (M)

74,705Highway Miles

1,192Interstate Miles

Source: FHWA Highway Statistics 2024. View national statistics →

Frequently Asked Questions: Montana Road Conditions

How do I check Montana road conditions?

You can check Montana road conditions on Trucker Route's live map, which shows the incidents, closures and construction we receive. State DOT feeds are read every 15 minutes and this page is rebuilt every 30 minutes. Dialing 5-1-1 from a phone in Montana reaches the MDT road condition line, and the same reports are on Montana 511 (511MT).

What is the 511 number for Montana?

Dial 5-1-1 from a phone in Montana for road conditions, closures and traffic reported by MDT. Calls to 511 are free from most carriers. The same data is on Montana 511 (511MT).

Are there any road closures in Montana today?

Trucker Route is showing 33 active road incidents in Montana, including 1 closure and 32 work zones, from the feeds we collect. The feeds also send 24 entries that are not a road incident, such as message-sign texts or weather readings, and they are not counted here. See exact locations on our interactive map, and Montana 511 (511MT) for the official MDT picture. State DOT feeds are read every 15 minutes and this page is rebuilt every 30 minutes.

What weather alerts are active in Montana?

There are currently no active weather alerts for Montana. Alerts come from the National Weather Service, are read every 15 minutes and reach this page when it is rebuilt, every 30 minutes.

Mountain Passes (9)

Chief Joseph Pass (MT-43)

Dry · 36°F

NB: No restrictions

SB: No restrictions

Homestake Pass (I-90)

Dry · 41°F

NB: No restrictions

SB: No restrictions

Kings Hill Pass (US-89)

Dry · 35°F

NB: No restrictions

SB: No restrictions

Lolo Pass (US-12)

Dry · 41°F

NB: No restrictions

SB: No restrictions

Lookout Pass (I-90)

Wet · 39°F

NB: No restrictions

SB: No restrictions

Lost Trail Pass (US-93)

Icy patches · 37°F

NB: Chains required

SB: Chains required

MacDonald Pass (US-12)

Dry · 42°F

NB: No restrictions

SB: No restrictions

Marias Pass (US-2)

Dry · 39°F

NB: No restrictions

SB: No restrictions

Rogers Pass (MT-200)

Dry · 42°F

NB: No restrictions

SB: No restrictions

FEMA Disaster Declarations: Montana (1)

SAND CREEK FIRE

Fire · Declared 8/14/2026

View all FEMA disasters →

Active Incidents (57)

CLOSURE

Incident

S-482

CONSTRUCTION

Road Work

N HIGHWAY 91

CONSTRUCTION

Road Work

S-482

CONSTRUCTION

Road Work

CENTENNIAL AVE

CONSTRUCTION

Road Work

I-90

CONSTRUCTION

Road Work

I-15

CONSTRUCTION

Road Work

MT-200

CONSTRUCTION

Road Work

I-94

CONSTRUCTION

Road Work

US-93

CONSTRUCTION

Road Work

S-323

CONSTRUCTION

Road Work

MT-81

CONSTRUCTION

Road Work

MT-81

CONSTRUCTION

Road Work

MT-81

CONSTRUCTION

Road Work

US-93

CONSTRUCTION

Road Work

W MAIN ST

CONSTRUCTION

Road Work

US-93

CONSTRUCTION

Road Work

US-12

CONSTRUCTION

Road Work

MT-200

CONSTRUCTION

Road Work

MT-16

CONSTRUCTION

Road Work

MT-83

CONSTRUCTION

Road Work

US-89

CONSTRUCTION

Road Work

I-90

CONSTRUCTION

Road Work

S-279

WEATHER

Warning

S-464

WEATHER

Warning

US-89

WEATHER

Warning

US-89

WEATHER

Warning

US-2

WEATHER

Warning

S-464

WEATHER

Warning

US-89

WEATHER

Warning

US-2

Showing top 30 of 57 incidents (critical first). View all on map →

Last updated: Nov 10, 2026, 10:37 PM ET

View Montana on Interactive Map

See the incidents, weather alerts and traffic we hold, on one map.

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