San Francisco, CA → Napa, CA
37 mi · 44m (driving)
Current Risk
Medium Risk
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San Francisco
55°
Napa
49°
Trip Briefing
1 segment · 37 mi · 44 min
Weather
⛅ Partly cloudy
55°F, wind 9 mph
Rest Stops
2
Restrooms, water, Vending
Cameras
12 live
Clear driving conditions expected
Rest stops in this segment:
- ● Lucky Spot 🚻
- ● Hunter Hill Rest Area 🚻 🥤 🪑
Weather May Slow Traffic
Active weather advisory — expect slower travel · 1 construction zone on route
1 Construction Zone on Route
I-280 northbound: Lanes 2, 3 of 3 closed for bridge repair between SB 101 Connector Off and 25th Street
San Francisco, CA
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 I-80 East
Cameras shown are along this computed route
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I-80 - TVD33 -- I-80 : Bay Bridge SAS Tower West - Median
San Francisco, CA ·
I-80 - TVD32 -- I-80 : Bay Bridge SAS Tower East - Median
San Francisco, CA ·
I-280 - TV325 -- I-280 : Just South Of Cesar Chavez - North
San Francisco, CA · NB
I-280 - TV314 -- I-280 : At Indiana St - North
San Francisco, CA · NB
I-280 - TV317 -- I-280 : 6th Street Offramp - North
San Francisco, CA · NB
I-880 - TV721 -- I-880 : AT 7TH ST - North
Oakland, CA · NB
I-880 - TV722 -- I-880 : Just North Of 7th Street - North
Oakland, CA · NB
I-880 - TV726 -- I-880 : AT JCT 80 - North
Oakland, CA · NB
I-880 - TV723 -- I-880 : AT ADELINE ST - North
Oakland, CA · NB
I-580 - TV105 -- I-580 : WEBSTER ST
Oakland, CA ·
CA-123 - T250W -- SR-123 : 40th Street - Looking West - North
Emeryville, CA · NB
CA-123 - T254N -- SR-123 : Gilman Street - Looking North - North
Berkeley, CA · NB
Live traffic on this route
Cameras, crashes and closures right now on the highways this drive uses.
Rest Stops Along Your Route
2 stops available
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⚡ Recent Weather Events on This Route
Premium users received alerts for these conditions:
- 🌫️Nov 9: Dense fog warning for morning departures - visibility below 1/4 mile
Don't miss the next alert →
The 37-mile short drive from San Francisco to Napa stays within CA and takes about 44m without stops. We track 12 live traffic cameras, 2 rest areas and 2 active weather alerts along this corridor so you can plan around them. A trip this short usually fits in a single morning or afternoon — check the live conditions just before you head out.
7-Day Driving Outlook
Today
Nov 14
63° / 55°
No precip
Tomorrow
Nov 15
64° / 57°
No precip
Mon
Nov 16
60° / 54°
No precip
Tue
Nov 17
59° / 49°
No precip
Wed
Nov 18
58° / 57°
No precip
Thu
Nov 19
57° / 53°
No precip
Fri
Nov 20
55° / 51°
No precip
🗓️ Weekend Outlook
Saturday
Good to Go☁️ Overcast at origin, 🌫️ Fog at destination
Sunday
Use Caution🌧️ Heavy rain → 🌧️ Heavy rain. Use caution.
Plan This Route
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Current Conditions
San Francisco, CA
55°F
Wind: 9 mph
Napa, CA
49°F
Wind: 2 mph
Weather data updated in real-time
Driving from San Francisco, CA to Napa, CA
The 37-mile drive from San Francisco, California to Napa, California takes approximately 44m under normal conditions. Weather along this route can vary significantly, especially through mountainous terrain where elevation changes can bring sudden weather shifts. 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 short route stays within California, connecting San Francisco and Napa. At under 100 miles, it's a manageable day trip, but weather conditions can still change between your origin and destination — especially across elevation changes or near large bodies of water.
Common Weather Hazards on This Route
- Dense fog, especially during early morning hours
- Extreme heat and dust storms in desert regions
- Flash floods during monsoon season (July through September)
Seasonal Driving Considerations
Desert driving on this route demands respect for extreme temperatures. Summer heat regularly exceeds 110°F in low-elevation stretches, stressing both vehicles and drivers. The monsoon season from July through September brings sudden flash floods that can make washes impassable within minutes. Winter is the most pleasant driving season, with mild temperatures and clear skies, though nighttime temperatures can drop below freezing in elevated desert areas.
Best Time to Drive San Francisco to Napa
For shorter trips like this 37-mile drive, morning departures typically offer the best conditions with lighter traffic and better visibility. Avoid rush hour periods (7-9 AM and 4-7 PM) if possible.
Driving Strategy
At 37 miles, the San Francisco to Napa drive is short enough to complete in a single stretch. Still, check conditions along the route before you leave — a quick glance at live traffic cameras can confirm road visibility and surface conditions. If bad weather is forecasted for a narrow window, adjusting your departure by even an hour can make a significant difference in safety.
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 San Francisco to Napa?
The drive is approximately 37 miles and takes about 44m 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 San Francisco to Napa today?
Current conditions show medium 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 San Francisco to Napa route?
Yes, there are 2 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 I-80 East, 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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