Nepean, ON → Portland, ME
293 mi · 5h 51m (driving)
Current Risk
High Risk
Freezing rain in Nepean — consider delaying
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Nepean
37°
Town of Dannemora
32°
Caledonia County
39°
Portland
39°
Trip Briefing
3 segments · 293 mi · 5h 52m
Weather
☁️ Overcast
32°F, wind 9 mph
Rest Stops
7
Restrooms, Picnic, WiFi
Cameras
9 live
Clear driving conditions expected
Rest stops in this segment:
- ● Halte Municipale 🚻
- ● Halte routière de Rigaud
- ● Halte de Saint-Placide 🚻 🪑
Hazards Ahead
2 road closures may affect your route · 2 construction zones on route
2 Construction Zones on Route
Th-8 eastbound: Long-term: South Burlington Tap TA18(7) Construction and expansion of existing stormwater pond and drainage infrastructure. Full closure of sidewalk (with detour) lane closures on Kennedy Drive. Expect traffic at the intersection of US-2 and Kennedy Drive.
I-89 eastbound: Long Term Construction Project: I-89 Lebanon, NH ??? Hartford, VT Bridge Reconstruction and Widening Proj #16148 https://www.dot.nh.gov/projects-plans-and-programs/project-center/lebanon-hartford-16148
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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Selected Route
Via I-89 → I-93 South (Everett Turnpike) → I-95 (Blue Star Turnpike) → I-295 North → US-1A
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101 E 76.5
NH · EB
101 E 86.9
NH · EB
Highway 17 near Highway 417 – Looking East
ON · EB
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Opens state traffic cameras
Route 132 at ch. Saint-François-Xavier (Candiac)
Montérégie, QC
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Opens state traffic cameras
Aut. 15 at route 132
Montérégie, QC
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Opens state traffic cameras
Aut. 10, west of route 134
Montérégie, QC
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Opens state traffic cameras
Aut. 10, east of route 134
Montérégie, QC
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Opens state traffic cameras
Aut. 10 at boul. Milan
Montérégie, QC
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Opens state traffic cameras
Aut. 10 at boul. Leduc
Montérégie, QC
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Opens state traffic cameras
Aut. 10 at aut. 30
Montérégie, QC
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Opens state traffic cameras
Aut. 30 at aut. 10
Montérégie, QC
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Opens state traffic cameras
Route 133 at Saint-Armand/Philipsburg border crossing
Estrie, QC
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Live traffic on this route
Cameras, crashes and closures right now on the highways this drive uses.
Rest Stops Along Your Route
31 stops available
Swipe to see moreShowing 1-2 of 31
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⚡ Recent Weather Events on This Route
Premium users received alerts for these conditions:
- 🌧️Nov 11: Rain advisory for afternoon departures
- ❄️Nov 9: Snow expected at higher elevations - consider earlier departure
- 🌫️Nov 6: Dense fog warning for morning travel
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Driving from Nepean, ON to Portland, ME covers 293 miles in roughly 5h 51m of drive time, crossing state lines. We track 12 live traffic cameras, 31 rest areas and 2 reported incidents 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
Nov 13
39° / 37°
No precip
Tomorrow
Nov 14
41° / 37°
No precip
Sun
Nov 15
43° / 34°
No precip
Mon
Nov 16
45° / 38°
No precip
Tue
Nov 17
50° / 35°
No precip
Wed
Nov 18
54° / 38°
No precip
Thu
Nov 19
51° / 35°
No precip
🗓️ Weekend Outlook
Saturday
Good to Go🌦️ Slight rain showers at origin, ☁️ Overcast at destination
Sunday
Good to Go☁️ Overcast at origin, ⛅ Partly cloudy at destination
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Current Conditions
Nepean, ON
37°F
Wind: 8 mph
Portland, ME
39°F
Wind: 12 mph
Weather data updated in real-time
Driving from Nepean, ON to Portland, ME
The 293-mile drive from Nepean, Ontario to Portland, Maine takes approximately 5h 51m under normal conditions. Weather along this route can vary significantly, especially across varying terrain where weather conditions can change rapidly. 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 Ontario into Maine, connecting Nepean and Portland. A drive of 293 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
- Winter storms and heavy snowfall (November through April)
- Black ice on mountain passes and bridges
Seasonal Driving Considerations
The Northeast corridor sees the full range of seasonal weather. Nor'easters from November through March can dump heavy snow and create whiteout conditions, while ice storms make roads treacherous. Summer and fall offer excellent driving conditions, though fall foliage season brings heavier traffic on scenic routes. Spring can bring unpredictable rain and residual freeze-thaw damage to road surfaces.
Best Time to Drive Nepean to Portland
For medium-distance drives like this 293-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 293-mile drive from Nepean to Portland 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 Nepean to Portland?
The drive is approximately 293 miles and takes about 5h 51m 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, Nov 17 looks ideal. Clear conditions expected along the entire route
Is it safe to drive from Nepean to Portland today?
Current conditions show high risk along this route. Travel is not recommended at this time. Dangerous conditions are present along this route. Check back for updates or use Route Outlook to find a safer departure time.
Are there rest areas on the Nepean to Portland route?
Yes, there are 31 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 NH 101, 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?
There are currently 2 active incidents along this route that may affect your drive. Check the incident details above for specific locations and expected durations.
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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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