Saratoga, California (West Valley College Area)

Current Weather Conditions, Maps, and Forecasts

Tuesday April 1, 2025; 11:45PM

DISCLAIMER: This is a hobby page. As such, the reliability of this information is not guaranteed, or warranted in any way, including, but not limited to, either for correctness or for fitness for any particular purpose. All risk for the use of this information is assumed by the readers and users of this page, including those who use the results extracted from either this page, or the scripts on which this page relies. Never base decisions that could affect life, property, livelihood, or anything else, on the information contained on this page, whether this information is locally derived or extracted from other locations on the Internet. In particular, the outputs and results shown for the air quality index (AQI) and the text forecasts are entirely the experimental work of an amateur hobbyist with no training in either weather forecasting or meterology. As such, these pages could very well contain or convey completely incorrect information (for example, the AQI reading is based on the last measurement of pollutants only, and is not an average over multiple hours!)  
Current Conditions
Realtime Single-sample US-EPA Air Quality Index
8 - GOOD

(Using 2024 US-EPA PM2.5 conversion)
Air quality is considered satisfactory, and air pollution poses little or no risk.
Outside Temperature 48.7°F
Wind Chill 48.7°F
Heat Index 47.0°F
Dew Point 42.5°F
Humidity 79%
Barometer 29.947 inHg
Barometer Trend (3 hours) -0.006 inHg
Wind 1 mph from 315° (NW)
Rain Rate 0.00 in/h
Garage Temperature 60.3°F
UV Index 0.0
ET 0.00 in
Radiation 0 W/m²
Using 2024 US-EPA PM2.5 conversion
Latest PM2.5 [AQI]1.44 μg/m³ [8]
Latest PM10 [AQI]0 μg/m³ [0]

 

Since Midnight
High Temperature
Low Temperature
58.7°F at 13:18:15
44.6°F at 03:04:16
High Heat Index
Low Wind Chill
57.5°F at 13:18:15
43.8°F at 22:05:47
High Humidity
Low Humidity
96% at 08:01:18
65% at 13:21:36
High Dewpoint
Low Dewpoint
51.3°F at 14:17:21
42.2°F at 23:41:15
High Barometer
Low Barometer
30.064 inHg at 00:13:01
29.936 inHg at 19:20:00
Today's Rain 0.13 in
High Rain Rate 0.16 in/h at 08:09:38
High Wind 19 mph from 313° (NW) at 15:36:41
Average Wind 0 mph
RMS Wind 1 mph
Vector Average Speed
Vector Average Direction
0 mph
297°
High Garage Temperature
Low Garage Temperature
62.9°F at 00:00:04
58.9°F at 09:45:00
High UV
Low UV
3.4 at 13:16:09
0.0 at 00:00:04
High ET
Low ET
0.02 in at 13:00:00
0.00 in at 00:05:00
High Radiation
Low Radiation
1079 W/m² at 13:17:40
0 W/m² at 00:00:04
Using 2024 US-EPA PM2.5 conversion
High PM2.5 [AQI]

Low PM2.5 [AQI]
1.9234 μg/m³ [11]
 at 13:27:10
0.7504 μg/m³ [4]
 at 00:00:59
High PM10 [AQI]

Low PM10 [AQI]
0 μg/m³ [0]
 at 13:27:10
0 μg/m³ [0]
 at 00:00:59

 

Rain Year (1-Oct start)
Rain Year Total 17.96 in

 

Local Radar Loop
Local Radar

Click image for a larger image

 

Regional Radar Loop
Regional Radar

Click image for a larger image

 

Hazard Map (from the NWS)
Regional Hazard Map

Click map for more details

 

Current Weather Outlook
Current Weather Outlook

Click map for a larger image

 

Low Temperature Outlook
Low Temperature Outlook

Click map for a larger image

 

High Temperature Outlook
High Temperature Outlook

Click map for a larger image

 

Santa Clara County Reservoirs
ALERT Reservoir Data

 

California Major Reservoirs
Major Reservoir Levels

 

PG&E Electrical Outage Map
PG&E Electrical Outage Map

 

California Rainfall Totals
NOAA/NWS CA/NV Rainfall totals

 

California Snowpack Levels
California Snowpack Information

 

CAL FIRE Incidents
CAL Fire Active Incidents

 

Weather Networks We Are On
AWEKAS CWOP MesoWest
Met Office (UK) Ambient Weather PWS Weather (HamWeather)
Southwestern Weather Network Weather Underground Weather Cloud
WindAlert (Weatherflow) PurpleAir
Obtaining National Weather Service forecast

Weather Forecast

Forecast Created by Experimental Software Written By an Amateur With No Guarantee or Warranty or Promise of Accuracy Provided or Implied! Use at Your Own Risk! You Assume All Risk and Liability If You Use This Information in Any Way, For Any Purpose Whatsoever! See the Disclaimer Given Above!
raw forecast data generated on
Tue, 01 Apr 2025 23:10:01 -0700 (PDT)

Click here for an official National Weather Service forecast! NWS Disclaimer
 
Tuesday
Night
Partly Cloudy
Lo 41 °F
 Precp 52% 
Partly
Cloudy

 
Wednesday
Mostly Sunny
Hi 62 °F
 Precp 6% 
Mostly
Sunny

Wednesday
Night
Partly Cloudy
Lo 41 °F
 Precp 2% 
Partly
Cloudy

 
Thursday
Mostly Sunny
Hi 66 °F
 Precp 2% 
Mostly
Sunny

Thursday
Night
Clear
Lo 41 °F
 Precp 0% 
Clear
 
Friday
Sunny
Hi 71 °F
 Precp 0% 
Sunny
Friday
Night
Mostly Clear
Lo 46 °F
 Precp 1% 
Mostly
Clear

 
Saturday
Mostly Sunny
Hi 75 °F
 Precp 0% 
Mostly
Sunny

Tuesday Night
 
Low of 41. Partly cloudy through the night. Expecting approximately 0.04 inches of rain, mostly in the evening. Chance of precipitation is 52%. Humidity 83% in the evening, rising to 89% after midnight. Winds are a moderate breeze, NW at 5-13 mph, gusting to a strong breeze (small-craft advisory!), 13-28 mph. Winds weaker in the evening.
Wednesday
 
High of 62. Partly cloudy in the morning, with some clouds clearing, making it mostly sunny by the afternoon. Chance of precipitation will be 6%. Humidity 89% in the morning, lowering to 53% by the afternoon. Winds will be a moderate breeze, WNW-NNW at 5-14 mph, gusting to a strong breeze (small-craft advisory!), 12-26 mph. Winds stronger in the afternoon.
Wednesday Night
 
Low of 41. Mostly clear through the night. Chance of precipitation will be 2%. Humidity 57% in the evening, rising to 93% after midnight. Winds will be a moderate breeze, WNW at 2-14 mph, gusting to a strong breeze (small-craft advisory!), 7-25 mph. Winds weaker in the evening.
Thursday
 
High of 66. Mostly sunny in the morning, with any clouds clearing to become sunny by the afternoon. Chance of precipitation will be 2%. Humidity 93% in the morning, lowering to 46% by the afternoon. Winds will be a light breeze, WNW-NW at 2-7 mph, gusting to a moderate breeze, 6-15 mph. Winds stronger in the afternoon.
Thursday Night
 
Low of 41. Mostly clear through the night. Humidity 46% in the evening, rising to 86% after midnight. Winds will be a gentle breeze, NW at 2-10 mph, gusting to a fresh breeze, 6-20 mph. Winds weaker in the evening.
Friday
 
High of 71. Mostly sunny in the morning, with any clouds clearing to become sunny by the afternoon. Humidity 89% in the morning, lowering to 41% by the afternoon. Winds will be a light breeze, NNW at 2-7 mph, gusting to a moderate breeze, 3-15 mph. Winds stronger in the afternoon.
Friday Night
 
Low of 46. Mostly clear through the night. Chance of precipitation will be 1%. Humidity 37% in the evening, rising to 69% after midnight. Winds will be a gentle breeze, NW-NNW at 2-9 mph, gusting to a moderate breeze, 6-17 mph. Winds weaker in the evening.
Saturday
 
High of 75. Mostly sunny through the day. Humidity 76% in the morning, lowering to 50% by the afternoon. Winds will be a light air, NNW-NNE at 1-2 mph, gusting to a light breeze, 3-7 mph. Winds stronger in the afternoon.
Saturday Night
 
Low of 48. Mostly clear in the evening, with any clouds clearing to become clear after midnight. Humidity 35% in the evening, rising to 66% after midnight. Winds will be a light breeze, NW-NNW at 2-7 mph, gusting to a moderate breeze, 6-14 mph. Winds weaker in the evening.
Sunday
 
High of 77. Mostly sunny through the day. Chance of precipitation will be 6%. Humidity 71% in the morning, lowering to 49% by the afternoon. Winds will be a light air, N-NE at 1-2 mph, gusting to a light breeze, 3-6 mph. Sustained winds stronger in the afternoon.
Sunday Night
 
A slight chance of light rain, with a low of 48. Partly cloudy through the night. Chance of precipitation will be 20%. Humidity 38% in the evening, rising to 74% after midnight. Winds will be a light breeze, W-WNW at 2-7 mph, gusting to a moderate breeze, 6-13 mph. Winds weaker in the evening.
Monday
 
High of 69. Partly cloudy through the day. Chance of precipitation will be 12%. Humidity 86% in the morning, lowering to 62% by the afternoon. Winds will be a light breeze, WNW-NW at 2-5 mph, gusting to a gentle breeze, 7-10 mph. Sustained winds stronger in the afternoon.
Monday Night
 
Low of 46. Mostly clear through the night. Chance of precipitation will be 4%. Humidity 52% in the evening, rising to 83% after midnight. Winds will be a gentle breeze, NW at 3-10 mph, gusting to a fresh breeze, 9-20 mph. Winds weaker in the evening.
Tuesday
 
High of 73. Partly cloudy in the morning, with some clouds clearing, making it mostly sunny by the afternoon. Chance of precipitation will be 2%. Humidity 93% in the morning, lowering to 63% by the afternoon. Winds will be a light breeze, NW-NNW at 2-5 mph, gusting to a gentle breeze, 6-10 mph. Sustained winds stronger in the afternoon.


The above Experimental Forecast used the National Weather Service's NDFD XML Feed
for Saratoga, CA
(37.263°N, 122.003°W, NWS Zone CAZ513, NWS County CAC085)



About this weather station:
Location
Latitude: 37° 15.75' N
Longitude: 122° 00.20' W
Altitude: 376 feet

This station uses a Vantage Pro2, controlled by 'WeeWX', an experimental weather software system written in Python. Weewx was designed to be simple, fast, and easy to understand by leveraging modern software concepts.

RSS feed

Smartphone formatted

WeeWX uptime: 0 days, 4 hours, 20 minutes
Server uptime: 0 days, 4 hours, 20 minutes
weewx v5.1.0

Today's Almanac
Sun
Start civil twilight: 06:25:57
Sunrise: 06:52:37
Transit: 13:11:40
Sunset: 19:31:21
End civil twilight: 19:58:05
Prev. Day Length:12:36:22
Curr. Day Length:12:38:44
Curr. Longer by:00:02:22
Azimuth: 329.8°
Altitude: -43.1°
Right ascension: 11.8°
Declination: 5.0°
Solstice: 06/20/25 19:42:18
Equinox: 09/22/25 11:19:17
Moon
Rise: 08:43:18
Transit: 16:20:13
Set: 00:06:55
Duration Seen:15:24
Azimuth: 300.5°
Altitude: 2.9°
Right ascension: 62.6°
Declination: 25.6°
Full moon: 04/12/25 17:22:12
New moon: 04/27/25 12:31:05
Phase: Waxing crescent
(21% full)
temperatures heatchill outside humidity rain wind barometer Hi Wind PM 2.5 Concentration Garage Wind Vector Radiation UV Index day rx percent