Martinsville, IN → St. Louis, MO
210 mi · 4h 11m (driving)
Current Risk
High Risk
Flood Watch in effect — consider delaying
Martinsville
66°
Crawford County
72°
38.9°
73°
St. Louis
75°
Trip Briefing
3 segments · 210 mi · 4h 12m
Weather
⛅ Partly cloudy
72°F, wind 6 mph
Rest Stops
11
Truck svc, Restrooms, information
Clear driving conditions expected
Rest stops in this segment:
- ● TA
- ● Love's Travel Stop 🚻
- ● Cloverdale Travel Plaza
+ 2 more alerts
Weather May Slow Traffic
Active weather advisory — expect slower travel
Traffic Cameras
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Images are snapshots updated periodically by state DOTs. Timestamps shown in images indicate when each photo was captured.
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Via SR-39 → SR-67 → ... → US-40 West → I-64 West
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I-70 WB at Montrose (#7012)
IL · WB
I-70 at Mile Post 16.8 (#8079)
IL · WB
I-55/70 at Milepost 13.4 (#8033)
IL · WB
I-64 at Milepost 5.6 (East of 25th St.) (#8025)
IL · WB
I-55/70 at Milepost 3.2 (Exchange Ave) (#8041)
IL · WB
I-70 at Industrial Dr. (#8017)
IL · WB
I-70 at Stan Musial Bridge (#8074)
IL · WB
Rest Stops Along Your Route
40 stops available
Swipe to see moreShowing 1-2 of 40
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 11: Rain advisory for afternoon departures
- ❄️Aug 9: Snow expected at higher elevations - consider earlier departure
- 🌫️Aug 6: Dense fog warning for morning travel
Don't miss the next alert →
Driving from Martinsville, IN to St. Louis, MO covers 210 miles in roughly 4h 11m of drive time, crossing state lines. We track 7 live traffic cameras, 40 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 13
90° / 65°
22% precip
Tomorrow
Aug 14
86° / 71°
47% precip
Sat
Aug 15
95° / 72°
43% precip
Sun
Aug 16
88° / 72°
46% precip
Mon
Aug 17
78° / 63°
46% precip
Tue
Aug 18
80° / 59°
5% precip
Wed
Aug 19
80° / 64°
14% precip
🗓️ Weekend Outlook
Saturday
Good to Go🌦️ Slight rain showers at origin, ☀️ Clear sky at destination
Sunday
Good to Go☁️ Overcast at origin, ⛅ Partly cloudy at destination
Plan This Route
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Current Conditions
Martinsville, IN
66°F
Wind: 4 mph
St. Louis, MO
75°F
Wind: 5 mph
Weather data updated in real-time
Driving from Martinsville, IN to St. Louis, MO
The 210-mile drive from Martinsville, Indiana to St. Louis, Missouri takes approximately 4h 11m 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 moderate route crosses state lines from Indiana into Missouri, connecting Martinsville and St. Louis. A drive of 210 miles means you'll pass through multiple weather zones. Conditions at your starting point may bear little resemblance to what you'll encounter halfway through the trip.
Common Weather Hazards on This Route
- Dense fog, especially during early morning hours
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 Martinsville to St. Louis
For medium-distance drives like this 210-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 210-mile drive from Martinsville 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 Martinsville to St. Louis?
The drive is approximately 210 miles and takes about 4h 11m 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, Tuesday, Aug 18 looks ideal. Low chance of precipitation with manageable conditions
Is it safe to drive from Martinsville to St. Louis today?
Current conditions show high risk along this route. Conditions look favorable for travel. Always stay alert and adjust speed for changing conditions.
Are there rest areas on the Martinsville to St. Louis route?
Yes, there are 40 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 7 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 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.
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🛡️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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