and then 
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Rise 6:27AM
Set 7:49PM
Reporting Station : San Francisco International Airport, CA
There are
0 Weather Alerts
for your area.
0 Weather Alerts
for your area.
52°F
Passing clouds. Cool.
- 80%
- 8 mphWSW
-
80%
Humidity -
46°F
Dew Point -
49°F
Comfort Level -
10 mi
Visibility -
30.12 in
Barometric Pressure - Air Quality
Waning gibbous
Rise2:26AM
Set11:50AM
SUNDAY NIGHT
SFO / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Sloughhouse | 55 ppb |  Moderate |
| Grass Valley | 55 ppb | Moderate |
| Woodland | 51 ppb | Moderate |
| Colfax | 52 ppb | Moderate |
| Lassen Volcanic NP | 56 ppb | Moderate |
| Yosemite NP Turtleback Dome | 60 ppb | Moderate |
| Sparks | 70 ppb | Moderate |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 18 Apr | Particulates smaller than 2.5 microns | 33 ppb |  Good |
| 19 Apr | Particulates smaller than 2.5 microns | 44 ppb | Good |
| 20 Apr | Particulates smaller than 2.5 microns | 50 ppb | Good |
| 21 Apr | Particulates smaller than 2.5 microns | 44 ppb | Good |
| 22 Apr | Particulates smaller than 2.5 microns | n/a | Good |
| 23 Apr | Particulates smaller than 2.5 microns | n/a | Good |
| 24 Apr | Particulates smaller than 2.5 microns | n/a | Good |
Oakland
San Rafael
Redwood City
Rise 6:27AM
Set 7:49PM
Waning gibbous
Rise2:26AM
Set11:50AM
SUNDAY NIGHT
SFO / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 20 Apr Sunday | Good |
well-mixed atmosphere, low pressure |
| 21 Apr Monday | Good |
well-mixed atmosphere, low pressure |
| 22 Apr Tuesday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 23 Apr Wednesday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 24 Apr Thursday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 25 Apr Friday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 26 Apr Saturday | Good |
strong winds, well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 20 Apr Night | Good |
well-mixed atmosphere, low pressure |
| 20 Apr Morning | Good |
well-mixed atmosphere, low pressure |
| 20 Apr Afternoon | Good |
well-mixed atmosphere, low pressure |
| 20 Apr Evening | Good |
strong winds, well-mixed atmosphere, low pressure |
| 21 Apr Night | Good |
well-mixed atmosphere, low pressure |
| 21 Apr Morning | Good |
well-mixed atmosphere, low pressure |
| 21 Apr Afternoon | Good |
well-mixed atmosphere, low pressure |
| 21 Apr Evening | Good |
strong winds, well-mixed atmosphere, low pressure |