and then 
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Rise 5:52AM
Set 8:21PM
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.
- 81%
- 5 mphWNW
-
81%
Humidity -
50°F
Dew Point -
55°F
Comfort Level -
10 mi
Visibility -
29.84 in
Barometric Pressure
Real-time Pollen & Air Quality
Waning crescent
Rise3:56AM
Set4:59PM
THURSDAY MORNING
SFO / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Woodland | 39 ppb |  Good |
| Colfax | 61 ppb |  Moderate |
| Lassen Volcanic NP | 35 ppb | Good |
| Yosemite NP Turtleback Dome | 69 ppb | Moderate |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 24 May | Particulates smaller than 2.5 microns | 53 ppb | Moderate |
| 25 May | Particulates smaller than 2.5 microns | 55 ppb | Moderate |
| 26 May | Particulates smaller than 2.5 microns | 53 ppb | Moderate |
| 27 May | Particulates smaller than 2.5 microns | n/a | Good |
| 28 May | Ozone | n/a | Good |
| 29 May | Ozone | n/a | Good |
| 30 May | Ozone | n/a | Good |
Oakland
San Rafael
Redwood City
Rise 5:52AM
Set 8:21PM
Waning crescent
Rise3:56AM
Set4:59PM
THURSDAY MORNING
SFO / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 26 May Thursday | Good |
well-mixed atmosphere, low pressure |
| 27 May Friday | Good |
well-mixed atmosphere, low pressure |
| 28 May Saturday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 29 May Sunday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 30 May Monday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 31 May Tuesday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 01 Jun Wednesday | Good |
strong winds, well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 26 May Morning | Good |
well-mixed atmosphere, low pressure |
| 26 May Afternoon | Good |
well-mixed atmosphere, low pressure |
| 26 May Evening | Good |
well-mixed atmosphere, low pressure |
| 27 May Night | Good |
well-mixed atmosphere, low pressure |
| 27 May Morning | Good |
well-mixed atmosphere, low pressure |
| 27 May Afternoon | Good |
strong winds, well-mixed atmosphere, low pressure |
| 27 May Evening | Good |
well-mixed atmosphere, low pressure |
| 28 May Night | Good |
well-mixed atmosphere, low pressure |
Rise 5:52AM
Set 8:21PM
Waning crescent
Rise3:56AM
Set4:59PM
THURSDAY MORNING
SFO / No delays