and then 
to Add to home screen San Francisco
Rise 5:51AM
Set 8:22PM
Reporting Station : San Francisco International Airport, CA
There are
0 Weather Alerts
for your area.
0 Weather Alerts
for your area.
56°F
Passing clouds. Cool.
- 77%
- 8 mphWSW
-
77%
Humidity -
49°F
Dew Point -
54°F
Comfort Level -
10 mi
Visibility -
29.92 in
Barometric Pressure - Air Quality
First Quarter
Rise1:57PM
Set2:27AM
SUNDAY EVENING
SFO / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Sloughhouse | 40 ppb |  Good |
| Grass Valley | 50 ppb | Good |
| Woodland | 25 ppb | Good |
| Vacaville | 33 ppb | Good |
| Colfax | 44 ppb | Good |
| Yosemite NP Turtleback Dome | 49 ppb | Good |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 27 May | Particulates smaller than 2.5 microns | 5 ppb | Good |
| 28 May | Particulates smaller than 2.5 microns | 46 ppb | Good |
| 29 May | Particulates smaller than 2.5 microns | 46 ppb | Good |
| 30 May | Particulates smaller than 2.5 microns | 50 ppb | Good |
| 31 May | Particulates smaller than 2.5 microns | n/a | Good |
| 01 Jun | Particulates smaller than 2.5 microns | n/a | Good |
| 02 Jun | Particulates smaller than 2.5 microns | n/a | Good |
Oakland
San Rafael
ModerateRedwood City
Rise 5:51AM
Set 8:22PM
First Quarter
Rise1:57PM
Set2:27AM
SUNDAY EVENING
SFO / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 29 May Monday | Good |
well-mixed atmosphere, low pressure |
| 30 May Tuesday | Good |
well-mixed atmosphere, low pressure |
| 31 May Wednesday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 01 Jun Thursday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 02 Jun Friday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 03 Jun Saturday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 04 Jun Sunday | Good |
strong winds, well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 28 May Evening | Good |
well-mixed atmosphere, low pressure |
| 29 May Night | Good |
well-mixed atmosphere, low pressure |
| 29 May Morning | Good |
well-mixed atmosphere, low pressure |
| 29 May Afternoon | Good |
well-mixed atmosphere, low pressure |
| 29 May Evening | Good |
well-mixed atmosphere, low pressure |
| 30 May Night | Good |
well-mixed atmosphere, low pressure |
| 30 May Morning | Good |
well-mixed atmosphere, low pressure |
| 30 May Afternoon | Good |
well-mixed atmosphere, low pressure |