Brookfield, WI → St. Louis, MO
326 mi · 6h 30m (driving)
Current Risk
High Risk
Flood Watch in effect — consider delaying
Brookfield
66°
LaSalle County
70°
Logan County
75°
St. Louis
81°
Trip Briefing
3 segments · 326 mi · 6h 31m
Weather
☁️ Overcast
70°F, wind 9 mph
Rest Stops
19
Truck svc, Restrooms, water
Cameras
8 live
Clear driving conditions expected
Rest stops in this segment:
- ● Rest Area
- ● Road Ranger
- ● East Troy Rest Area 36 (southbound) 🚻
+ 2 more alerts
Weather May Slow Traffic
Active weather advisory — expect slower travel
Traffic Cameras
See recent road conditions along your route
Images are snapshots updated periodically by state DOTs. Timestamps shown in images indicate when each photo was captured.
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Selected Route
Via I-43 South → I-39 South → ... → US-40 West → I-64 West
Cameras shown are along this computed route
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US 51 at College (#5065)
IL · SB
I-41/US 45 - I-41/US 45 at North Ave
WI ·
WIS 100 - WIS 100 at Center St
WI ·
WIS 100 - WIS 100 at North Ave
WI ·
I-41/US 45 - I-41/US 45 at Center St
WI ·
I-41/US 45 - I-41/US 45 @ Burleigh St
WI ·
I-41/US 45 - I-41/US 45 at N of Burleigh St
WI ·
Bluemound Rd - Bluemound Rd at 124th St
WI ·
I-43 - I-43 at WIS 140
WI ·
I-39 SB at Mile Post 68.48 (#3015)
IL · SB
I-39 NB at Mile Post 52.57 (#3013)
IL · SB
I-70 at Mile Post 16.8 (#8079)
IL · WB
Rest Stops Along Your Route
55 stops available
Swipe to see moreShowing 1-2 of 55
Get Weather Alerts for This Route
We'll notify you when conditions change before your trip. Never drive into a surprise storm again.
⚡ Recent Weather Events on This Route
Premium users received alerts for these conditions:
- 🌫️Aug 9: Dense fog warning for morning departures - visibility below 1/4 mile
Don't miss the next alert →
Driving from Brookfield, WI to St. Louis, MO covers 326 miles in roughly 6h 30m of drive time, crossing state lines. We track 12 live traffic cameras, 55 rest areas and 5 active weather alerts along this corridor so you can plan around them. Most drivers do this trip in one day; weather along the route matters more than the forecast at either endpoint, since you'll cross several climate zones.
7-Day Driving Outlook
Today
Aug 14
78° / 65°
13% precip
Tomorrow
Aug 15
82° / 66°
65% precip
Sun
Aug 16
84° / 68°
39% precip
Mon
Aug 17
80° / 63°
3% precip
Tue
Aug 18
75° / 63°
33% precip
Wed
Aug 19
79° / 58°
50% precip
Thu
Aug 20
80° / 61°
22% precip
🗓️ Weekend Outlook
Saturday
Good to Go🌧️ Light drizzle at origin, 🌧️ Light drizzle at destination
Sunday
Use Caution⚠️ Hazardous conditions expected - Violent rain showers
Plan This Route
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Current Conditions
Brookfield, WI
66°F
Wind: 5 mph
St. Louis, MO
81°F
Wind: 9 mph
Weather data updated in real-time
Driving from Brookfield, WI to St. Louis, MO
The 326-mile drive from Brookfield, Wisconsin to St. Louis, Missouri takes approximately 6h 30m under normal conditions. Weather along this route can vary significantly, especially across open plains where severe weather and high winds can develop quickly. Route Outlook helps you find the safest time to travel by showing you weather conditions at every point along your route, timed to when you'll actually be there.
This long-distance route crosses state lines from Wisconsin into Missouri, connecting Brookfield and St. Louis. Covering 326 miles, this is a substantial drive that will take you through diverse terrain and weather patterns. Planning ahead with real-time conditions along the entire route — not just at your destination — is essential for a safe trip.
Common Weather Hazards on This Route
- Winter storms and heavy snowfall (November through April)
- Black ice on mountain passes and bridges
Seasonal Driving Considerations
The Midwest corridor of this route is susceptible to rapid weather changes. Severe thunderstorms and tornadoes are a real threat from April through June, while winter brings heavy lake-effect snow, ice storms, and dangerously low wind chill. Flat terrain means high crosswinds can affect vehicle stability year-round, especially for taller vehicles. Spring flooding can also close highway underpasses and low-lying road segments.
Best Time to Drive Brookfield to St. Louis
For medium-distance drives like this 326-mile route, consider starting in the early morning to arrive before afternoon storms develop. Check the 7-day forecast above to find a day with favorable conditions along the entire route.
Driving Strategy
A 326-mile drive from Brookfield to St. Louis takes a significant part of the day. Plan at least one fuel and rest stop along the way. If your route crosses elevation changes or state lines, expect weather conditions to shift mid-trip. Monitor the segment-by-segment forecast rather than just checking destination weather. Starting early in the morning typically avoids afternoon storm development and rush-hour congestion near urban areas.
Pro Tip
Use Route Outlook's departure optimizer to find the best time to leave. Our 4D trajectory engine considers weather at each point along your route at the exact time you'll be there — not just at your destination. It also integrates live data from traffic cameras, DOT 511 feeds, and road weather sensors.
Frequently Asked Questions
How long is the drive from Brookfield to St. Louis?
The drive is approximately 326 miles and takes about 6h 30m under normal traffic and weather conditions. Severe weather can add significant time to your trip.
What's the best day to drive this route?
Based on current forecasts, Wednesday, Aug 19 looks ideal. Calm winds and the best conditions this week
Is it safe to drive from Brookfield to St. Louis today?
Current conditions show high risk along this route. Use caution and allow extra time. Reduce speed and increase following distance as conditions warrant.
Are there rest areas on the Brookfield to St. Louis route?
Yes, there are 55 rest areas along this route. Facilities include restrooms, parking, and in some cases picnic areas and vending machines. Rest stops are spaced throughout the drive, so you'll never be too far from a break.
Can I see live traffic cameras on this route?
Yes, Route Outlook shows 12 live traffic cameras along this route, sourced from state DOT feeds. You can check road visibility, traffic flow, and pavement conditions in real time before and during your drive.
What highways does this route use?
This route primarily uses US-51, Other. Conditions can vary between highway segments, so check live camera feeds and road condition reports for each stretch before departing.
Are there any road closures on this route right now?
No significant incidents or road closures are currently reported along this route. Conditions can change quickly — this page updates automatically with the latest data from state DOT 511 systems.
Related Driving Guides
10 Essential Winter Driving Tips for Long Road Trips
Planning a winter road trip? Here are the essential safety tips to help you navigate snow, ice, and cold weather conditions.
🧊Black Ice: The Invisible Killer on Winter Roads
Black ice forms when rain or melting snow refreezes on cold road surfaces. Here's how to spot the conditions that create it.
🛡️Road Safety Features: Real-Time Conditions for Your Route
Real-time traffic incidents from 12 states, highway message signs, road conditions, and 25,000+ traffic cameras--integrated into your route planning.
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