and then 
to Add to home screen San Francisco
Rise 6:08AM
Set 8:22PM
Reporting Station : San Francisco International Airport, CA
There is
1 Weather Alert
for your area.
1 Weather Alert
for your area.
55°F
Low clouds. Cool.
- 90%
- 15 mphWSW
-
90%
Humidity -
52°F
Dew Point -
51°F
Comfort Level -
10 mi
Visibility -
29.92 in
Barometric Pressure - Air Quality
Waning gibbous
Rise11:42PM
Set12:13PM
SATURDAY NIGHT
SFO / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Grass Valley | 52 ppb |  Moderate |
| Woodland | 63 ppb | Moderate |
| Colfax | 48 ppb |  Good |
| Yosemite NP Turtleback Dome | 54 ppb | Moderate |
| Sparks | 47 ppb | Good |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 25 Jul | Particulates smaller than 2.5 microns | 43 ppb | Good |
| 26 Jul | Particulates smaller than 2.5 microns | 39 ppb | Good |
| 27 Jul | Particulates smaller than 2.5 microns | 44 ppb | Good |
| 28 Jul | Particulates smaller than 2.5 microns | 44 ppb | Good |
| 29 Jul | Particulates smaller than 2.5 microns | 50 ppb | Good |
| 30 Jul | Particulates smaller than 2.5 microns | n/a | Good |
| 31 Jul | Particulates smaller than 2.5 microns | n/a | Good |
Oakland
San Rafael
Redwood City
Rise 6:08AM
Set 8:22PM
Waning gibbous
Rise11:42PM
Set12:13PM
SATURDAY NIGHT
SFO / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 27 Jul Saturday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 28 Jul Sunday | Good |
well-mixed atmosphere, low pressure |
| 29 Jul Monday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 30 Jul Tuesday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 31 Jul Wednesday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 01 Aug Thursday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 02 Aug Friday | Good |
strong winds, well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 27 Jul Night | Good |
well-mixed atmosphere, low pressure |
| 27 Jul Morning | Good |
well-mixed atmosphere, low pressure |
| 27 Jul Afternoon | Good |
strong winds, well-mixed atmosphere, low pressure |
| 27 Jul Evening | Good |
strong winds, well-mixed atmosphere, low pressure |
| 28 Jul Night | Good |
well-mixed atmosphere, low pressure |
| 28 Jul Morning | Good |
well-mixed atmosphere, low pressure |
| 28 Jul Afternoon | Good |
well-mixed atmosphere, low pressure |
| 28 Jul Evening | Good |
strong winds, well-mixed atmosphere, low pressure |