and then 
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Rise 6:29AM
Set 7:48PM
Reporting Station : San Francisco International Airport, CA
There are
0 Weather Alerts
for your area.
0 Weather Alerts
for your area.
64°F
Scattered clouds. Mild.
- 63%
- 22 mphWNW
-
63%
Humidity -
51°F
Dew Point -
64°F
Comfort Level -
10 mi
Visibility -
29.92 in
Barometric Pressure - Air Quality
Waxing gibbous
Rise3:07PM
Set4:19AM
THURSDAY AFTERNOON
SFO / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Sloughhouse | 35 ppb |  Good |
| Grass Valley | 29 ppb | Good |
| Colfax | 41 ppb | Good |
| Lassen Volcanic NP | 50 ppb | Good |
| Yosemite NP Turtleback Dome | 42 ppb | Good |
| Sparks | 49 ppb | Good |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 17 Apr | Particulates smaller than 2.5 microns | 40 ppb | Good |
| 18 Apr | Particulates smaller than 2.5 microns | 53 ppb |  Moderate |
| 19 Apr | Particulates smaller than 2.5 microns | 50 ppb | Good |
| 20 Apr | Particulates smaller than 2.5 microns | n/a | Good |
| 21 Apr | Particulates smaller than 2.5 microns | n/a | Moderate |
| 22 Apr | Particulates smaller than 2.5 microns | n/a | Good |
| 23 Apr | Particulates smaller than 2.5 microns | n/a | Good |
Oakland
San Rafael
Redwood City
Rise 6:29AM
Set 7:48PM
Waxing gibbous
Rise3:07PM
Set4:19AM
THURSDAY AFTERNOON
SFO / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 18 Apr Thursday | Good |
well-mixed atmosphere, low pressure |
| 19 Apr Friday | Good |
well-mixed atmosphere, low pressure |
| 20 Apr Saturday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 21 Apr Sunday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 22 Apr Monday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 23 Apr Tuesday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 24 Apr Wednesday | Good |
strong winds, precipitation, well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 18 Apr Afternoon | Good |
well-mixed atmosphere, low pressure |
| 18 Apr Evening | Good |
well-mixed atmosphere, low pressure |
| 19 Apr Night | Good |
well-mixed atmosphere, low pressure |
| 19 Apr Morning | Good |
well-mixed atmosphere, low pressure |
| 19 Apr Afternoon | Good |
well-mixed atmosphere, low pressure |
| 19 Apr Evening | Good |
well-mixed atmosphere, low pressure |
| 20 Apr Night | Good |
well-mixed atmosphere, low pressure |
| 20 Apr Morning | Good |
well-mixed atmosphere, low pressure |