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Portola Valley, CA (94028)

Central Portola Valley (KCAPORTO4) Elev 660 ft | 37.39 °N, 122.21 °W | Change Station

Current weather conditions updated 50 seconds ago

Clear
Clear
77.1 °F
Feels Like 78 °F
N
1.0
Wind Variable Wind from NW
Gusts 4.0 mph
Sunrise 6:27 AM
Sunset 7:48 PM
Moon Waning Gibbous

Today is forecast to be Warmer than yesterday.

Pressure 30.12 in
Visibility 30.0 miles
Clouds Clear
Heat Index 78 °F
Dew Point 51 °F
Humidity 40%
Rainfall 0.00 in
Snow Depth Not available.
UV 10 out of 16
Pollen 7.30 out of 12
Ozone Good
PM2.5 Moderate
Flu Activity Sporadic
METAR KPAO 201947Z 35010KT 30SM SKC 23/12 A3012

More Conditions Fewer Conditions

Pressure 30.12 in
Visibility 30.0 miles
Clouds Clear
Heat Index 78 °F
Dew Point 51 °F
Humidity 40%
Rainfall 0.00 in
Snow Depth Not available.
UV 10 out of 16
Pollen 7.30 out of 12
Ozone Good
PM2.5 Moderate
Flu Activity Sporadic
METAR KPAO 201947Z 35010KT 30SM SKC 23/12 A3012

More Conditions Fewer Conditions

10-Day Weather Forecast

Almanac

Astronomy

Apr. 20, 2014 Rise Set
Actual Time 6:27 AM PDT 7:48 PM PDT
Civil Twilight 6:00 AM PDT 8:16 PM PDT
Nautical Twilight 5:27 AM PDT 8:48 PM PDT
Astronomical Twilight 4:53 AM PDT 9:23 PM PDT
Moon 12:30 AM PDT 10:56 AM PDT
Length of Visible Light 14h 15m
Length of Day
13h 21m
Tomorrow will be 2m 13s longer.
Waning Gibbous, 67% of the Moon is Illuminated
Today
Waning Gibbous
Apr 22
Last Quarter
Apr 29
New
May 6
First Quarter
May 14
Full

Today's Extremes

State Highs State Lows

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Nearby

Air Quality

  Air Quality AQ Index Pollutant
Yesterday Good
OZONE
Yesterday Good
PM2.5
Current Moderate
PM2.5
Current Good
OZONE
Sunday Good
OZONE
Monday Good
OZONE
Tuesday Good
OZONE
Wednesday Good
OZONE

Snow Depth

Station Depth Elevation
Blue Lakes 25 in 8000 ft
Carson Pass 30 in 8500 ft
Forestdale Creek 34 in 8029 ft
Leavitt Lake 63 in 9400 ft
Ebbetts Pass 19 in 8700 ft

Coastal Water Temperatures

Place Temperature
No Stations Reporting

Earthquake Activity

City Distance Mag. Time & Date
Cambria, California 135 miles 2.7 4:48 AM PDT
2014-04-17
The Geysers, California 104 miles 2.5 3:48 AM PDT
2014-04-17
Cobb, California 106 miles 2.5 9:42 AM PDT
2014-04-16
Soledad, California 84 miles 2.9 6:43 AM PDT
2014-04-15
Minimum magnitude displayed is 2.5.

Nearby Weather Stations

Station Location Temp. Heat Index Dew Point Humidity Wind Precip. Elev Updated Type
Central Portola Valley, Portola Valley, CA 77.1 °F 78 °F 51 °F 40% NW  at  1.0 mph 0.00 in / hr 660 ft 1:28 PM PDT Normal
Portola Valley, Portola Valley, CA 74.1 °F 77 °F 49 °F 41% East  at  6.5 mph 0.00 in / hr 764 ft 1:28 PM PDT Rapid Fire
Alpine Hills, Portola Valley, CA 79.7 °F 80 °F 53 °F 42% West  at  0.7 mph 0.00 in / hr 690 ft 1:24 PM PDT Normal
Palo Alto Foothills Park, Palo Alto, CA 73.9 °F 77 °F 49 °F 42% North  at  4.0 mph 0.00 in / hr 679 ft 1:25 PM PDT Normal
Skywood, Woodside, CA 70.7 °F 77 °F 51 °F 49% South  at  3.5 mph 0.00 in / hr 1453 ft 1:28 PM PDT Rapid Fire
Jasper Ridge Biological Preserve, Woodside, CA 77.5 °F 79 °F 53 °F 42% North  at  1.0 mph 0.00 in / hr 420 ft 1:19 PM PDT Normal
Los Altos Hills AA6IW, Los Altos Hills, CA 79.3 °F 79 °F 50 °F 36% NW  at  4.9 mph 0.00 in / hr 761 ft 1:28 PM PDT Rapid Fire
Rapley Ranch, Langley Hill, CA 74.8 °F 77 °F 42 °F 31% East  at  3.6 mph 0.00 in / hr 1600 ft 1:28 PM PDT Normal
SLAC's Campus, Menlo Park, CA 77.4 °F 79 °F 54 °F 45% North  at  2.0 mph 0.00 in / hr 262 ft 1:25 PM PDT Normal
Langley Hill, Woodside, CA 70.8 °F 77 °F 49 °F 46% NNE  at  0.0 mph 0.00 in / hr 1447 ft 1:23 PM PDT Normal
Woodside, Woodside, CA 77.4 °F 79 °F 52 °F 42% East  at  1.0 mph 0.00 in / hr 375 ft 1:25 PM PDT Normal
RAWS LOS ALTOS CA, Los Altos, CA 75 °F 78 °F 51 °F 43% NE  at  3 mph 0.00 in / hr 539 ft 12:10 PM PDT MADIS
Cuesta La Honda, La Honda, CA 73.9 °F 77 °F 59 °F 60% WSW  at  3.0 mph 0.00 in / hr 807 ft 1:28 PM PDT Rapid Fire
Stanford University, Stanford, CA 78.6 °F 79 °F 53 °F 41% NW  at  1.0 mph 0.00 in / hr 80 ft 1:25 PM PDT Normal
Los Altos Hills, Los Altos Hills, CA 77.4 °F 78 °F 51 °F 40% SW  at  2.0 mph 0.00 in / hr 650 ft 1:28 PM PDT Rapid Fire
LA HONDA, Redwood City, CA 77.0 °F 79 °F 56 °F 47% WNW  at  3.0 mph - / hr 439 ft 1:16 PM PDT Normal
Los Altos Hills, CA 76.8 °F 79 °F 57 °F 51% NW  at  2.7 mph 0.00 in / hr 246 ft 1:25 PM PDT Normal
College Terrace, Palo Alto, CA 77.1 °F 78 °F 54 °F 45% NNE  at  1.0 mph 0.00 in / hr 43 ft 1:26 PM PDT Normal
RAWS LA HONDA CA, La Honda, CA 75 °F 77 °F 47 °F 37% West  at  4 mph 0.00 in / hr 804 ft 12:07 PM PDT MADIS
Barron Park, Palo Alto, CA 80.6 °F 80 °F 53 °F 39% North  at  0.0 mph 0.00 in / hr 40 ft 1:28 PM PDT Rapid Fire
Allied Arts, Menlo Park, CA 77.2 °F 78 °F 53 °F 43% NNE  at  3.0 mph 0.00 in / hr 70 ft 1:28 PM PDT Rapid Fire
Beresford Ave, Redwood City, CA 77.5 °F 78 °F 55 °F 37% North  at  3.6 mph 0.00 in / hr 66 ft 1:20 PM PDT Normal
Near village, Los Altos, CA 80.8 °F 82 °F 51 °F 52% West  at  2.0 mph 0.00 in / hr 235 ft 1:28 PM PDT Rapid Fire
Alpine Road, La Honda, La Honda, CA 76.8 °F 78 °F 48 °F 36% NNE  at  4.0 mph 0.00 in / hr 1276 ft 1:15 PM PDT Normal
Stulsaft Park, Redwood City, CA 72.9 °F 77 °F 56 °F 56% North  at  0.0 mph 0.00 in / hr 233 ft 12:54 PM PDT Rapid Fire
Los Altos High School, Los Altos, CA 79.3 °F 79 °F 52 °F 39% NNW  at  3.0 mph 0.00 in / hr 140 ft 1:28 PM PDT Normal
Old Palo Alto (Waverley St), Palo Alto, CA 77.0 °F 78 °F 49 °F 38% NE  at  2.1 mph 0.00 in / hr 57 ft 1:28 PM PDT Rapid Fire
Country Club Station, Redwood City, CA 76.5 °F 78 °F 46 °F 34% North  at  6.9 mph 0.00 in / hr 236 ft 1:28 PM PDT Rapid Fire
Walnut Grove, Palo Alto, CA 77.1 °F 79 °F 55 °F 46% East  at  0.0 mph 0.00 in / hr 36 ft 1:25 PM PDT Normal
Old Palo Alto, Palo Alto, CA 80.0 °F 81 °F 58 °F 47% SSW  at  0.0 mph 0.00 in / hr 20 ft 1:28 PM PDT Normal
Alpine Road, La Honda, CA 73.5 °F 77 °F 48 °F 40% WNW  at  0.0 mph 0.00 in / hr 1736 ft 1:28 PM PDT Rapid Fire
Montebello Rd, Los Altos, CA 68.6 °F - 46 °F 45% ESE  at  4.0 mph 0.00 in / hr 2300 ft 1:28 PM PDT Rapid Fire
MROSD Skyline Ridge, Redwood City, CA 70.5 °F 77 °F 49 °F 47% NE  at  3.0 mph 0.00 in / hr 2283 ft 1:25 PM PDT Normal
Devil's Ridge, La Honda, CA 71.2 °F 77 °F 47 °F 44% North  at  1.0 mph 0.00 in / hr 2400 ft 1:25 PM PDT Normal

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