SR-4 East Traffic in Bay Area
As of 9:30 am PDT, SR-4 East in the San Francisco Bay Area is averaging 65 mph across 58 sensors, about normal for this time.
Open the live map of SR-4 East →
Incidents on SR-4 East right now
- Traffic Hazard: Sr4 E / Bailey Rd Onr
Is SR-4 East moving right now?
Yes. No stretch of SR-4 East in Bay Area is under 40 mph right now (as of 9:30 am PDT).
Earlier in the last 24 hours
- 9:15 am: Traffic Hazard, Sr4 E / Solano Wy Onr
- 5:35 am: Traffic Hazard, Sr4 E / Pine St Onr
- 12:30 am: FIRE-Report of Fire, Sr4 E / Sr99 S
- 8:10 pm: CZP-Assist with Construction, Sr4 E / Laurel Rd E Onr
- 1:25 pm: Traffic Hazard, Sr4 E / Port Chicago Hwy Ofr
- 10:40 am: FIRE-Report of Fire, Sr4 E / San Marco Blvd Ofr
Best time to drive SR-4 East
Traffic is usually worst on Tuesday around 5 pm (about 57 mph). On weekdays the morning slowdown peaks around 10 am (63 mph on Mondays) and the evening slowdown around 5 pm (57 mph on Tuesdays). Midday (10 am to 2 pm) averages 63 mph. On weekends it is slowest on Saturdays around 2 pm (65 mph).
| Day | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mon | 67 | 66 | 66 | 65 | 63 | 63 | 63 | 63 | 62 | 61 | 60 | 61 | 60 | 62 | 65 | 67 | 68 |
| Tue | 68 | 66 | 66 | 65 | 63 | 64 | 63 | 63 | 62 | 61 | 59 | 58 | 57 | 59 | 64 | 65 | 67 |
| Wed | 68 | 66 | 65 | 65 | 64 | 64 | 64 | 63 | 62 | 61 | 59 | 59 | 57 | 59 | 63 | 64 | 67 |
| Thu | 68 | 66 | 65 | 64 | 64 | 64 | 65 | 64 | 63 | 60 | 58 | 58 | 57 | 60 | 63 | 64 | 66 |
| Fri | 67 | 67 | 66 | 65 | 64 | 64 | 64 | 62 | 62 | 60 | 59 | 59 | 59 | 62 | 64 | 65 | 67 |
| Sat | 68 | 68 | 67 | 67 | 66 | 66 | 66 | 65 | 65 | 65 | 65 | 65 | 65 | 66 | 66 | 65 | 67 |
| Sun | 68 | 68 | 68 | 68 | 67 | 67 | 67 | 66 | 66 | 66 | 66 | 66 | 66 | 67 | 66 | 66 | 67 |
Averages of every 5-minute reading we have recorded at this time of the week. Colors match the live map.
Questions
When is traffic worst on SR-4 East in Bay Area?
Traffic on SR-4 East is usually worst on Tuesday around 5 pm (about 57 mph).
What is the best time to drive SR-4 East in Bay Area?
On weekdays, avoid around 10 am (63 mph on Mondays) and around 5 pm (57 mph on Tuesdays). Midday (10 am to 2 pm) averages 63 mph, and early mornings and late evenings are fastest.
Is SR-4 East busy right now?
As of 9:30 am PDT, SR-4 East in the San Francisco Bay Area is averaging 65 mph across 58 sensors, about normal for this time.
Drives that use SR-4 East
Best times to leave for these trips, from typical traffic on SR-4 East and the roads around it:
Plan ahead: Bay Area traffic tomorrow · Christmas traffic · Fourth Of July traffic · Labor Day traffic · Memorial Day traffic · Is Bay Area traffic getting worse? · Traffic estimator
Other freeways in Bay Area
SR-1 North · SR-1 South · SR-4 West · I-5 North · I-5 South · SR-12 East · SR-12 West · SR-17 North · SR-17 South · SR-24 East · SR-24 West · SR-25 North · SR-25 South · SR-29 South · SR-37 East · SR-37 West · I-80 East · I-80 West · SR-84 North · SR-84 South · SR-85 North · SR-85 South · SR-87 North · SR-87 South · SR-92 East · SR-92 West · SR-99 North · SR-99 South · US-101 North · US-101 South · SR-120 East · SR-120 West · SR-132 East · SR-132 West · I-205 East · I-205 West · SR-237 East · SR-237 West · I-238 North · I-238 South · SR-242 North · SR-242 South · I-280 North · I-280 South · I-580 East · I-580 West · I-680 North · I-680 South · I-880 North · I-880 South · I-980 East · I-980 West