and then 
to Add to home screen San Francisco
Rise 7:24AM
Set 5:11PM
Reporting Station : San Francisco International Airport, CA
There are
6 Weather Alerts
for your area.
6 Weather Alerts
for your area.
51°F
Clear. Cool.
- 77%
- 6 mphW
-
77%
Humidity -
44°F
Dew Point -
49°F
Comfort Level -
10 mi
Visibility -
30.12 in
Barometric Pressure - Air Quality
Waxing gibbous
Rise3:53PM
Set6:45AM
SUNDAY EVENING
SFO / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Grass Valley | 45 ppb |  Good |
| Colfax | 42 ppb | Good |
| Lassen Volcanic NP | 44 ppb | Good |
| Yosemite NP Turtleback Dome | 52 ppb |  Moderate |
| Sparks | 38 ppb | Good |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 11 Jan | Ozone | 37 ppb | Good |
| 12 Jan | Particulates smaller than 2.5 microns | 44 ppb | Good |
| 13 Jan | Particulates smaller than 2.5 microns | 39 ppb | Good |
| 14 Jan | Particulates smaller than 2.5 microns | n/a | Moderate |
| 15 Jan | Particulates smaller than 2.5 microns | n/a | Moderate |
| 16 Jan | Particulates smaller than 2.5 microns | n/a | Moderate |
| 17 Jan | Particulates smaller than 2.5 microns | n/a | Moderate |
Oakland
San Rafael
Redwood City
Rise 7:24AM
Set 5:11PM
Waxing gibbous
Rise3:53PM
Set6:45AM
SUNDAY EVENING
SFO / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 13 Jan Monday | Good |
well-mixed atmosphere, low pressure |
| 14 Jan Tuesday | Good |
well-mixed atmosphere, low pressure |
| 15 Jan Wednesday | Good |
well-mixed atmosphere |
| 16 Jan Thursday | Good |
well-mixed atmosphere, low pressure |
| 17 Jan Friday | Good |
well-mixed atmosphere, low pressure |
| 18 Jan Saturday | Good |
well-mixed atmosphere, low pressure |
| 19 Jan Sunday | Good |
well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 12 Jan Evening | Good |
well-mixed atmosphere, low pressure |
| 13 Jan Night | Good |
well-mixed atmosphere, low pressure |
| 13 Jan Morning | Good |
well-mixed atmosphere, low pressure |
| 13 Jan Afternoon | Good |
well-mixed atmosphere, low pressure |
| 13 Jan Evening | Good |
well-mixed atmosphere, low pressure |
| 14 Jan Night | Good |
well-mixed atmosphere, low pressure |
| 14 Jan Morning | Good |
well-mixed atmosphere, low pressure |
| 14 Jan Afternoon | Good |
well-mixed atmosphere, low pressure |