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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

CAZ512-052000-
Santa Cruz Mountains-
901 PM PST Sun Jan 4 2026


.REST OF TONIGHT...Patchy fog late in the evening. A chance of
rain late in the evening, then rain likely after midnight. Lows
in the mid 40s. Southwest winds 5 to 10 mph...becoming south
10 to 20 mph after midnight. 

.MONDAY...Rain likely in the morning, then a chance of rain in
the afternoon. Highs in the upper 40s to mid 50s. South winds
10 to 20 mph with gusts to around 35 mph. 

.MONDAY NIGHT...Mostly cloudy. A chance of rain. Lows in the mid
40s. Southeast winds 5 to 15 mph. 

.TUESDAY...Partly cloudy. Patchy fog in the morning. A slight
chance of rain. Highs in the 50s to lower 60s. East winds 5 to
10 mph in the morning...becoming light. Chance of rain
20 percent. 

.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Patchy fog after midnight. A slight chance of rain
after midnight. Lows in the mid 40s. North winds around 5 mph.
Chance of rain 20 percent. 

.WEDNESDAY...Mostly cloudy in the morning then becoming partly
cloudy. A slight chance of rain. Highs in the 50s. 

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

.SATURDAY THROUGH SUNDAY...Mostly clear. Highs in the 50s to mid
60s. Lows in the mid 40s. 


$$





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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Revised: 26 Dec 2010 00:28 -0800
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