and then 
to Add to home screen San Francisco
Rise 6:57AM
Set 5:50PM
Reporting Station : San Francisco International Airport, CA
There are
2 Weather Alerts
for your area.
2 Weather Alerts
for your area.
58°F
Partly sunny. Cool.
- 78%
- 20 mphW
-
78%
Humidity -
51°F
Dew Point -
54°F
Comfort Level -
10 mi
Visibility -
30.11 in
Barometric Pressure - Air Quality
Waning gibbous
Rise11:06PM
Set9:12AM
MONDAY AFTERNOON
SFO / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Sloughhouse | 34 ppb |  Good |
| Grass Valley | 42 ppb | Good |
| Colfax | 36 ppb | Good |
| Lassen Volcanic NP | 45 ppb | Good |
| Sparks | 43 ppb | Good |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 15 Feb | Particulates smaller than 2.5 microns | 45 ppb | Good |
| 16 Feb | Particulates smaller than 2.5 microns | 53 ppb |  Moderate |
| 17 Feb | Particulates smaller than 2.5 microns | 55 ppb | Moderate |
| 18 Feb | Particulates smaller than 2.5 microns | 56 ppb | Moderate |
| 19 Feb | Particulates smaller than 2.5 microns | n/a | Good |
| 20 Feb | Particulates smaller than 2.5 microns | n/a | Good |
| 21 Feb | Particulates smaller than 2.5 microns | n/a | Good |
Oakland
San Rafael
Redwood City
Rise 6:57AM
Set 5:50PM
Waning gibbous
Rise11:06PM
Set9:12AM
MONDAY AFTERNOON
SFO / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 17 Feb Monday | Good |
well-mixed atmosphere, low pressure |
| 18 Feb Tuesday | Good |
well-mixed atmosphere, low pressure |
| 19 Feb Wednesday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 20 Feb Thursday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 21 Feb Friday | Good |
well-mixed atmosphere, low pressure |
| 22 Feb Saturday | Good |
well-mixed atmosphere, low pressure |
| 23 Feb Sunday | Good |
well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 17 Feb Afternoon | Good |
well-mixed atmosphere, low pressure |
| 17 Feb Evening | Good |
well-mixed atmosphere, low pressure |
| 18 Feb Night | Good |
well-mixed atmosphere, low pressure |
| 18 Feb Morning | Good |
well-mixed atmosphere, low pressure |
| 18 Feb Afternoon | Good |
well-mixed atmosphere, low pressure |
| 18 Feb Evening | Good |
well-mixed atmosphere, low pressure |
| 19 Feb Night | Good |
well-mixed atmosphere, low pressure |
| 19 Feb Morning | Good |
precipitation, well-mixed atmosphere, low pressure |