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Pleasanton, CA 94566 Weather
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Current Conditions [Select Refresh to Update]

Updated: 4:00am on 1/7/09

(location)
Currently:
40.0°

Clear
fog

High: 41.6° 
(12:26am) 
Low: 40.0° 
(3:42am)
Wind: 0 mph from the NW
Gust: 0 mph
Today's High Wind: 4 mph (12:00am)
Humidity: 91%
Pressure: 29.70 in  (Steady) 
Pressure Rate: 0.008 in/hr
Dew Point: 37.6°
Wind Chill: 40.0°
Heat Index (feels like): 45.8°
Comfort Level: Cool
Temperature Rate:  -0.41°/hr
 
5 Day Forecast
 
Wed Thu Fri Sat Sun
Clear Clear Clear Clear Clear
Partly Cloudy Rain Clear Clear Clear
61° 58° 58° 59° 63°
38° 36° 36° 36° 36°

Records and Normals
 
Temperature Forecast Normal Record
High 61° 54° 69°
 (1948)
Low 38° 35° 20°
 (1973)
 
Weather Advisories
Warning Date: 3:08 am PST on January 7, 2009
Warning Description: Dense Fog Advisory
Full Advisory Text...
Weather Map

Almanac
 
Sunrise:  
7:22am		 Moonrise: 
1:29pm

Moon Phase:
77%
Sunset: 
5:04pm		 Moonset:  
3:50am
 Star Chart...
Rainfall Totals
Hourly Rain 0.00 in
Daily Rain: 0.00 in
Monthly Rain: 7.81 in
Yearly Rain: 228.11 in
Normal Rain, month to date: 0.11 in
Normal Rain, year to date: 0.11 in
Local Weather Exchange® Network
Station ID

City 
(Click for Map Location)

 Neighborhood 
(Click for History)		 Last Update (Date & Time)

Temperature
 (°)

 Dew
Point (°)		 Humidity 
(%)		 Wind 
(mph)		 from the Wind Gust 
(mph) 		 Pressure (in) Hourly
Rain (in)
KCAPLEAS11 Pleasanton Orloff Park

01/07 01:47:30

42.4

41.0

 94

0

ESE

0

30.29

0.00
KCAPLEAS1 Pleasanton Narayan/Foothill

01/07 03:45:46

41.7

41.0

 98

0

West

5

30.29

0.00
MCQ142 Pleasanton MesoWest Pleasanton CA US CARB

01/07 02:00:00

42.0

0.0

 0

2

North

0

0.00

0.00
KCAPLEAS2 Pleasanton Vineyard Corridor

01/07 03:47:44

40.0

38.0

 91

0

NW

3

29.69

0.00
MCQ065 Livermore MesoWest Livermore - Rincon CA US CARB

01/07 02:00:00

38.0

36.0

 92

2

SW

0

0.00

0.00
KCASANRA7 San Ramon Country Club Elementary School

01/07 03:47:47

41.8

41.0

 97

0

WNW

0

30.22

0.01
KCALIVER13 Livermore Central Livermore Oriole Ave & Murrietta

01/07 03:47:02

41.5

40.0

 93

0

NE

0

29.83

0.00
KCALIVER11 Livermore Neil & Neetsey in Wine Country

01/07 03:47:48

40.3

37.0

 87

0

NNE

0

29.91

0.00
KCASUNOL2 Sunol In the middle of Niles Canyon

01/07 03:40:04

42.2

40.0

 93

0

NE

0

30.28

0.00
KCASANRA3 San Ramon A Cashew Ct. WX Rpt

01/07 03:47:44

43.5

40.0

 86

0

North

0

29.99

0.00
MCQ139 Sunol MesoWest Sunol CA US CARB

01/07 02:00:00

41.0

0.0

 0

6

NE

0

0.00

0.00
KCALIVER9 Livermore Doug & Joan - Farmington

01/07 03:47:11

39.7

40.0

 100

0

North

0

30.29

0.00
KCALIVER14 Livermore Picazo Vineyards

01/07 03:47:47

40.1

38.0

 94

0

WNW

2

30.32

0.00
KCALIVER12 Livermore South Livermore at Concannon and Arroyo

01/07 03:47:18

40.2

38.0

 90

0

NE

0

30.29

0.00
KCACASTR8 Castro Valley Palomares Hills

01/07 03:43:18

39.4

39.0

 98

0

SE

0

29.41

0.00
KCANEWAR1 Union City Terry's House

01/07 03:46:54

48.7

45.0

 85

0

ENE

0

30.24

0.00
MPEAC1 Sunol RAWS CALAVERAS ROAD CA US

01/07 02:39:00

42.0

42.0

 100

5

WSW

8

0.00

0.00
KCAHAYWA12 Hayward Highland Subdivision, next to CSUH

01/07 03:35:44

39.4

38.0

 96

0

ESE

0

30.29

0.00
KCAHAYWA21 Hayward Upper B St

01/07 03:45:48

36.9

35.0

 94

0

North

0

30.22

0.00
KCACASTR6 Castro Valley Columbia

01/07 03:38:29

40.3

39.0

 94

1

NE

0

30.20

0.00
MAS498 Danville APRSWXNET Blackhawk CA US

01/07 03:34:00

39.0

39.0

 100

0

SSW

0

30.23

0.00
KCASUNOL3 Sunol Sunol Regional Wilderness Park

01/07 03:47:45

40.8

39.0

 94

0

NW

0

30.27

0.00
KCADANVI4 Danville Brookside

01/07 03:44:24

42.1

42.0

 98

1

NNW

0

---

0.00
KCACASTR7 Castro Valley Agualinda Pool

01/07 03:45:04

38.6

38.0

 98

0

NNW

0

30.25

0.00
KCAFREMO10 Fremont Irvington

01/07 03:47:46

46.6

43.0

 88

0

NNW

0

30.28

0.00
KCAFREMO15 Fremont WHK-Blacow School(Irvington)

01/07 03:45:03

41.0

0.0

 0

1

ESE

4

---

0.00
KCAUNION2 Union City Union Landing

01/07 03:47:45

43.5

42.0

 96

0

West

0

30.27

0.00
KCAHAYWA16 Hayward Southgate

01/07 03:45:18

42.8

40.0

 90

0

NNE

0

30.23

0.00
MLVMC1 Danville RAWS MALLORY RIDGE CA US

01/07 03:19:00

42.0

41.0

 95

10

NE

11

0.00

0.00
KCAMILPI6 Milpitas Mt Allison

01/07 03:47:42

43.5

0.0

 0

24

NE

26

30.36

0.00
KCAFREMO17 Fremont Glenwood Estates

01/07 03:47:48

46.1

44.0

 91

0

NNE

0

30.30

0.00
MCQ144 Castro Valley MesoWest Chabot CA US CARB

01/07 02:00:00

41.0

0.0

 0

6

ENE

0

0.00

0.00
KCADANVI5 Danville Montair School

01/07 03:47:47

41.5

41.0

 97

0

NW

5

30.30

0.00
KLVK Livermore Official Station

01/07 02:53:00

40.0

38.0

 93

0

North

---

30.29

---
KHWD Hayward Official Station

01/07 02:54:00

44.0

41.0

 89

0

North

---

30.32

---
KOAK Oakland Official Station

01/07 02:53:00

42.0

40.0

 92

0

North

---

30.30

---

Full Advisory Text 
Warning Description: Dense Fog Advisory

Warning Date: 3:08 am PST on January 7, 2009

WarningSum:...Dense Fog Advisory In Effect Until 9 Am Pst This Morning For
The East Bay Interior Valleys...

Warning Message:The National Weather Service San Francisco Bay area has issued
a dense fog advisory...which is in effect until 9 am PST this
morning. 
At 3 am this morning visibilities in the East Bay valleys were
reported at or below a quarter of a mile. This will make for
potentially hazardous driving conditions. The fog is expected to
lift by 9 am this morning.
A dense fog advisory means visibilities will frequently be
reduced to less than one quarter mile. If driving...slow down...
use your headlights...and leave plenty of distance ahead of you.
        

No Warnings

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