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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 86 active road incidents in Montana, including 3 closures and 62 construction zones, from the feeds we collect. 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 has 86 active road incidents (45 critical). Including 62 constructions, 9 others, 8 weathers, 4 incidents, 3 closures. Feeds read every 15 minutes, page rebuilt every 30 minutes.

86 Active Incidents

45 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

9,048Active Carriers

32,055Registered Drivers

33,728Power Units

1,436HazMat 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 86 active road incidents in Montana, including 3 closures and 62 construction zones, from the feeds we collect. 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 · 38°F

NB: No restrictions

SB: No restrictions

Homestake Pass (I-15)

Dry · 47°F

NB: No restrictions

SB: No restrictions

Kings Hill Pass (US-89)

Dry · 37°F

NB: No restrictions

SB: No restrictions

Lolo Pass (US-12)

Dry · 40°F

NB: No restrictions

SB: No restrictions

Lookout Pass (I-90)

Dry · 36°F

NB: No restrictions

SB: No restrictions

Lost Trail Pass (US-93)

Dry · 40°F

NB: No restrictions

SB: No restrictions

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 · 44°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 (86)

CLOSURE

Incident

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CLOSURE

Incident

S-482

CLOSURE

Incident

MT-2

CONSTRUCTION

Road Work

N HIGHWAY 91

CONSTRUCTION

Road Work

I-90

CONSTRUCTION

Road Work

US-2

CONSTRUCTION

Road Work

2nd Street East

CONSTRUCTION

Road Work

S-482

CONSTRUCTION

Road Work

MT-2

CONSTRUCTION

Road Work

I-90

CONSTRUCTION

Road Work

CENTENNIAL AVE

CONSTRUCTION

Road Work

I-90

CONSTRUCTION

Road Work

I-15

CONSTRUCTION

Road Work

I-90

CONSTRUCTION

Road Work

S-203

CONSTRUCTION

Road Work

S-323

CONSTRUCTION

Road Work

S-432

CONSTRUCTION

Road Work

MT-81

CONSTRUCTION

Road Work

MT-81

CONSTRUCTION

Road Work

MT-81

CONSTRUCTION

Road Work

US-93

CONSTRUCTION

Road Work

US-93

CONSTRUCTION

Road Work

US-2

CONSTRUCTION

Road Work

MT-24

CONSTRUCTION

Road Work

US-93

CONSTRUCTION

Road Work

S-297

CONSTRUCTION

Road Work

MT-200

CONSTRUCTION

Road Work

S-306

CONSTRUCTION

Road Work

MT-5

CONSTRUCTION

Road Work

US-2

Showing top 30 of 86 incidents (critical first). View all on map →

Last updated: Sep 26, 2026, 10:07 PM ET

View Montana on Interactive Map

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

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