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Weather in Boulder Creek, California
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  Cresta Vista, Boulder Creek, California 95006 USA
Lat: 37.140° Lon: -122.127° Alt: 695 feet
CWOP Site ID: C1844        Wunderground ID: KCABOULD3
Real-time weather data updated frequently.

Current Station Operational Status
10-23-2020 Installed air particle counters from PurpleAir and added widgets to the main page.
11-11-2020 Added PurpleAir Air Quality Index map of Boulder Creek to main page.
11-12-2020 Updated Space Weather page.
01-22-2021 Power outage took out the server's power supply despite it being on a UPS. Some pages will not be updated until repair is completed.
01-28-2021 Power supply replaced in weather server and back online. Repairing some webpages that gone off.
12-16-2021 Replaced failed air particle sensor display in webpage with new display.

03-09-2023 Rain bucket offline. Suspect snow messed up the tipping bucket.
03-11-2023 Rain bucket failed with crud buildup. Rain totals are invalid. Hoping to climb the roof and clear it out.
08-17-2023 Rain bucket has been throughly cleaned. Dirt had plugged up the drip hole.


Current Conditions


Chrome update of 76.0.3809.132 introduced a bug, which stretches horizontally all menus that contain left/right background images in their items. Let me know if this is an issue.
Santa Cruz County is an official Storm Ready Community! Check out Weather Warnings at Boulder-Creek.com. Also check California EDIS and Santa Cruz County OES for the latest emergency alerts and bulletins.

Local Weather Warnings and Forecasts


 
      No Warnings

CAZ512-270400-
Santa Cruz Mountains-
602 AM PDT Sun Apr 26 2026


.TODAY...Mostly cloudy in the morning then becoming partly
cloudy. Areas of fog in the morning. A slight chance of rain in
the morning. A slight chance of drizzle. Highs in the upper 40s
to lower 60s. West winds 5 to 10 mph with gusts to around 25 mph.

.TONIGHT...Partly cloudy. Patchy fog after midnight. Lows in the
lower to mid 40s. West winds 10 to 15 mph...becoming northwest
around 5 mph after midnight. 

.MONDAY...Mostly cloudy in the morning then becoming partly
cloudy. A slight chance of drizzle in the morning. Highs in the
lower 50s to mid 60s. West winds 5 to 10 mph. 

.MONDAY NIGHT...Mostly clear except patchy fog after midnight.
Lows in the mid 40s. Northwest winds 5 to 10 mph. 

.TUESDAY...Partly cloudy in the morning then becoming sunny.
Highs in the 60s to lower 70s. Northwest winds 5 to 10 mph. 

.TUESDAY NIGHT...Mostly clear. Lows in the upper 40s. 

.WEDNESDAY THROUGH THURSDAY NIGHT...Mostly clear. Highs in the
lower 60s to mid 70s. Lows in the upper 40s. 

.FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs in the lower 60s
to mid 70s. Lows in the lower 50s. 

.SATURDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs in the 60s to lower 70s. 


$$





Current Temperature, Humidity, Wind and Pressure


 
 

Current Solar Radiation and UV Index

 
* Mid-day drops is due to the sunlight passing through neighboring trees.

Air Particle Counters

Outdoors US EPA PM2.5 AQI
Indoors US EPA PM2.5 AQI

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Temperature Converter Utility - Convert between Fahrenheit and Celsius ....
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Checkout This Hour's Detailed Weather Observations and Calculations ....

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Revised: 26 Dec 2010 00:28 -0800
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