and then 
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Rise 6:22AM
Set 7:53PM
Reporting Station : San Francisco International Airport, CA
There is
1 Weather Alert
for your area.
1 Weather Alert
for your area.
54°F
Mostly cloudy. Cool.
- 67%
- 14 mphW
-
67%
Humidity -
43°F
Dew Point -
50°F
Comfort Level -
10 mi
Visibility -
29.96 in
Barometric Pressure - Air Quality
Waning crescent
Rise4:33AM
Set4:32PM
THURSDAY EVENING
SFO / No delays
Air Quality Observations
| Station Name | Concentration | Category |
|---|---|---|
| Grass Valley | 48 ppb |  Good |
| Woodland | 42 ppb | Good |
| Colfax | 45 ppb | Good |
| Lassen Volcanic NP | 52 ppb |  Moderate |
| Yosemite NP Turtleback Dome | 59 ppb | Moderate |
| Sparks | 63 ppb | Moderate |
Air Quality Forecast
| Date | Pollutant | Concentration | Category |
|---|---|---|---|
| 23 Apr | Particulates smaller than 2.5 microns | 56 ppb | Moderate |
| 24 Apr | Particulates smaller than 2.5 microns | 44 ppb | Good |
| 25 Apr | Particulates smaller than 2.5 microns | 33 ppb | Good |
| 26 Apr | Particulates smaller than 2.5 microns | n/a | Good |
| 27 Apr | Particulates smaller than 2.5 microns | n/a | Good |
| 28 Apr | Particulates smaller than 2.5 microns | n/a | Good |
| 29 Apr | Particulates smaller than 2.5 microns | n/a | Moderate |
Oakland
San Rafael
Redwood City
Rise 6:22AM
Set 7:53PM
Waning crescent
Rise4:33AM
Set4:32PM
THURSDAY EVENING
SFO / No delays
Extended Forecast
| Date | Category | Reason |
|---|---|---|
| 25 Apr Friday | Good |
well-mixed atmosphere, low pressure |
| 26 Apr Saturday | Good |
precipitation, well-mixed atmosphere, low pressure |
| 27 Apr Sunday | Good |
strong winds, precipitation, well-mixed atmosphere, low pressure |
| 28 Apr Monday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 29 Apr Tuesday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 30 Apr Wednesday | Good |
strong winds, well-mixed atmosphere, low pressure |
| 01 May Thursday | Good |
strong winds, well-mixed atmosphere, low pressure |
Detailed Forecast
| Date | Category | Reason |
|---|---|---|
| 24 Apr Evening | Good |
strong winds, well-mixed atmosphere, low pressure |
| 25 Apr Night | Good |
well-mixed atmosphere, low pressure |
| 25 Apr Morning | Good |
well-mixed atmosphere, low pressure |
| 25 Apr Afternoon | Good |
well-mixed atmosphere, low pressure |
| 25 Apr Evening | Good |
well-mixed atmosphere, low pressure |
| 26 Apr Night | Good |
well-mixed atmosphere, low pressure |
| 26 Apr Morning | Good |
well-mixed atmosphere, low pressure |
| 26 Apr Afternoon | Good |
precipitation, well-mixed atmosphere, low pressure |