Traffic Predict
SR-37 West Traffic in Bay Area
As of 11:16 am PST, SR-37 West in the San Francisco Bay Area is averaging 56 mph across 6 sensors, 7 mph slower than usual for this time. The slowest stretch is at 20 mph (usually 54 mph). 1 sensor reports stop-and-go traffic under 30 mph.
Open the live map of SR-37 West →
Is SR-37 West moving right now?
Slow stretches as of 11:16 am PST, and why:
- Near 1700' Of Marine World Pkwy: 20 mph, likely heavier traffic than usual for this time (usually 54 mph).
Earlier in the last 24 hours
- 9:01 am: BREAK-Traffic Break, Sr37 W / Fairgrounds Dr Ofr
- 5:26 am: Trfc Collision-1141 Enrt, SR37 W / DISCOVERY KINGDOM ONR
- 5:16 am: Trfc Collision-1141 Enrt, SR37 W / FAIRGROUNDS DR OFR
Best time to drive SR-37 West
Traffic is usually worst on Wednesday around 6 am (about 63 mph). On weekdays the morning slowdown peaks around 6 am (63 mph on Wednesdays) and the evening slowdown around 2 pm (64 mph on Mondays). Midday (10 am to 2 pm) averages 64 mph. On weekends it is slowest on Saturdays around 10 am (62 mph).
| Day | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mon | 66 | 65 | 63 | 65 | 63 | 64 | 64 | 64 | 64 | 64 | 65 | 66 | 66 | 66 | 65 | 65 | 65 |
| Tue | 67 | 63 | 64 | 65 | 64 | 64 | 64 | 63 | 64 | 65 | 65 | 66 | 66 | 65 | 65 | 65 | 65 |
| Wed | 67 | 63 | 63 | 65 | 64 | 64 | 65 | 64 | 65 | 65 | 65 | 65 | 66 | 65 | 65 | 65 | 65 |
| Thu | 67 | 63 | 64 | 65 | 64 | 65 | 64 | 64 | 65 | 65 | 65 | 65 | 65 | 65 | 64 | 64 | 65 |
| Fri | 67 | 65 | 66 | 66 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 65 | 66 | 65 | 65 | 65 | 65 |
| Sat | 65 | 65 | 65 | 64 | 64 | 62 | 63 | 64 | 63 | 65 | 65 | 65 | 66 | 66 | 66 | 65 | 65 |
| Sun | 65 | 65 | 65 | 65 | 66 | 66 | 65 | 65 | 65 | 65 | 66 | 65 | 66 | 66 | 66 | 65 | 66 |
Averages of every 5-minute reading we have recorded at this time of the week. Colors match the live map.
Questions
Why is SR-37 West slow right now?
Near 1700' Of Marine World Pkwy: 20 mph, likely heavier traffic than usual for this time (usually 54 mph).
When is traffic worst on SR-37 West in Bay Area?
Traffic on SR-37 West is usually worst on Wednesday around 6 am (about 63 mph).
What is the best time to drive SR-37 West in Bay Area?
On weekdays, avoid around 6 am (63 mph on Wednesdays) and around 2 pm (64 mph on Mondays). Midday (10 am to 2 pm) averages 64 mph, and early mornings and late evenings are fastest.
Is SR-37 West busy right now?
As of 11:16 am PST, SR-37 West in the San Francisco Bay Area is averaging 56 mph across 6 sensors, 7 mph slower than usual for this time. The slowest stretch is at 20 mph (usually 54 mph). 1 sensor reports stop-and-go traffic under 30 mph.
Drives that use SR-37 West
Best times to leave for these trips, from typical traffic on SR-37 West and the roads around it:
Fairfield to San Rafael · Vacaville to San Rafael · Elk Grove to San Rafael · Fairfield to Novato · Vacaville to Novato · Sacramento to Novato · Elk Grove to Novato · Napa to San Rafael · Napa to Novato · Agua Caliente to Hayward
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 East · 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 · 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