and then 
to Add to home screen San Francisco
Rise 6:59AM
Set 7:03PM
Reporting Station : San Francisco International Airport, CA
There is
1 Weather Alert
for your area.
1 Weather Alert
for your area.
57°F
Passing clouds. Cool.
- 87%
- 0 mphN
-
87%
Humidity -
53°F
Dew Point -
57°F
Comfort Level -
10 mi
Visibility -
30.01 in
Barometric Pressure - Air Quality
Waxing gibbous
Rise4:36PM
Set12:57AM
SUNDAY MORNING
SFO / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Sloughhouse | 42 ppb |  Good |
| Grass Valley | 60 ppb |  Moderate |
| Woodland | 56 ppb | Moderate |
| Vacaville | 55 ppb | Moderate |
| Colfax | 57 ppb | Moderate |
| Lassen Volcanic NP | 51 ppb | Moderate |
| Yosemite NP Turtleback Dome | 55 ppb | Moderate |
| Sparks | 57 ppb | Moderate |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 22 Sep | Particulates smaller than 2.5 microns | 94 ppb | Moderate |
| 23 Sep | Particulates smaller than 2.5 microns | 102 ppb |  Unhealthy for Sensitive Groups |
| 24 Sep | Particulates smaller than 2.5 microns | 50 ppb | Good |
| 25 Sep | Particulates smaller than 2.5 microns | 42 ppb | Good |
| 26 Sep | Particulates smaller than 2.5 microns | n/a | Good |
| 27 Sep | Particulates smaller than 2.5 microns | n/a | Good |
| 28 Sep | Particulates smaller than 2.5 microns | n/a | Good |
Oakland
San Rafael
Redwood City
Rise 6:59AM
Set 7:03PM
Waxing gibbous
Rise4:36PM
Set12:57AM
SUNDAY MORNING
SFO / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 24 Sep Sunday | Good |
well-mixed atmosphere, low pressure |
| 25 Sep Monday | Good |
well-mixed atmosphere, low pressure |
| 26 Sep Tuesday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 27 Sep Wednesday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 28 Sep Thursday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 29 Sep Friday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 30 Sep Saturday | Good |
strong winds, well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 24 Sep Morning | Good |
well-mixed atmosphere, low pressure |
| 24 Sep Afternoon | Good |
well-mixed atmosphere, low pressure |
| 24 Sep Evening | Good |
well-mixed atmosphere, low pressure |
| 25 Sep Night | Good |
well-mixed atmosphere, low pressure |
| 25 Sep Morning | Good |
well-mixed atmosphere, low pressure |
| 25 Sep Afternoon | Good |
strong winds, well-mixed atmosphere, low pressure |
| 25 Sep Evening | Good |
well-mixed atmosphere, low pressure |
| 26 Sep Night | Good |
well-mixed atmosphere, low pressure |