Saint Helena, CA

3:41 PM PDT on September 21, 2014 (GMT -0700)
Napa County | Change Station
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Airport
Location: Napa County,
Elevation: 33 ft
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Elev 33 ft 38.21 °N, 122.28 °W | Updated 47 minutes ago

Clear
Clear
77 °F
Feels Like 77 °F
N
14
Wind Variable Wind from West

Today
High -- | Low -- °F
--% Chance of Precip.
Yesterday
High -- | Low -- °F
Precip. -- in
6:56 AM 7:08 PM
Waning Crescent, 5% visible
Pressure 29.93 in
Visibility 10.0 miles
Clouds Clear
Dew Point 56 °F
Humidity 48%
Rainfall 0.00 in
Snow Depth 0 in , 0 in , 0 in
UV 6 out of 12
Pollen 5.20 out of 12
Air Quality Not available.
Flu Activity Not available.
METAR KAPC 212154Z AUTO 27012KT 10SM CLR 25/13 A2995 RMK AO2 SLP134 T02500133

More Conditions Fewer Conditions

Pressure 29.93 in
Visibility 10.0 miles
Clouds Clear
Dew Point 56 °F
Humidity 48%
Rainfall 0.00 in
Snow Depth 0 in , 0 in , 0 in
UV 6 out of 12
Pollen 5.20 out of 12
Air Quality Not available.
Flu Activity Not available.
METAR KAPC 212154Z AUTO 27012KT 10SM CLR 25/13 A2995 RMK AO2 SLP134 T02500133

More Conditions Fewer Conditions

10-Day Weather Forecast

Almanac

Astronomy

Sep. 21, 2014 Rise Set
Actual Time 6:56 AM PDT 7:08 PM PDT
Civil Twilight 6:30 AM PDT 7:34 PM PDT
Nautical Twilight 5:59 AM PDT 8:05 PM PDT
Astronomical Twilight 5:27 AM PDT 8:37 PM PDT
Moon 4:36 AM PDT 5:46 PM PDT
Length of Visible Light 13h 04m
Length of Day
12h 11m
Tomorrow will be 2m 29s shorter.
Waning Crescent, 5% of the Moon is Illuminated
Today
Waning Crescent
Sep 24
New
Oct 1
First Quarter
Oct 8
Full
Oct 15
Last Quarter

Today's Extremes

State Highs State Lows

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Air Quality

  Air Quality AQ Index Pollutant
Sunday Moderate
PM2.5
Monday Good
PM2.5
Tuesday Good
PM2.5
Wednesday Good
OZONE
Thursday Good
OZONE
Friday Good
PM2.5

Snow Depth

Station Depth Elevation
Tahoe City Cross 0 in 6750 ft
Fallen Leaf 0 in 6300 ft
Leavitt Meadows 0 in 7200 ft
Summit Meadow 0 in 9122 ft
Spratt Creek 0 in 6200 ft

Earthquake Activity

City Distance Mag. Time & Date
Sonoma, California 12 miles 2.7 1:17 PM PDT
2014-09-21
Cloverdale, California 32 miles 2.5 9:15 PM PDT
2014-09-20
Livermore, California 69 miles 2.6 3:37 AM PDT
2014-09-19
The Geysers, California 22 miles 2.5 11:29 PM PDT
2014-09-17
Minimum magnitude displayed is 2.5.

Coastal Water Temperatures

Place Temperature
San Francisco, CA 66.0 °F
Richmond, CA 68.0 °F
Port Chicago, CA 70.0 °F

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