Willow Creek, California Weather
Summer solstice light stretched thin. Day 88 of spring. Read this microseason across nine climate regions →
Willow Creek weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 15Foggy——95°61°—
- TuesdayJun 16Overcast——96°69°+1°
- WednesdayJun 17Overcast——99°65°+3°
- ThursdayJun 18Mostly Clear——97°62°-2°
- FridayJun 19Overcast——87°54°-10°
- SaturdayJun 20Partly Cloudy——83°52°-4°
- SundayJun 21Partly Cloudy——90°51°+7°
AQI 31 (Good), driven by PM2.5. AQI down 6 over the last 6 hours (gradual decline). PM2.5 at 10.1 µg/m³ (AQI 53) with a 0.79 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion during the projected peak around 9 PM.
What's driving it
Ozone × UV × Sky
Ozone at AQI 30 now. With UV 1.3 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 7 around 1 PM.
- Present
- AQI 30
- UV peak
- 1.3 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 7
PM × Wind × Precip
PM2.5 at 10.1 µg/m³ (AQI 53) with a 0.79 fine-to-coarse ratio and 2 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.79
- Wind
- calm
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 5:50 AM
- Moonset
- 9:11 PM
- In sign
- ♋︎ Cancer
Summer solstice light stretched thin
Willow Creek at a glance
- Today vs. normal: 4°F below the seasonal normal for this latitude
- Last frost: April 22 (climatological average for this latitude)
- Microseason: Jun 11–15
- Planting window: Stake and prune tomato suckers. Watch for squash vine borers.
16-Day Forecast — Willow Creek
- Mon95°61°0%
- Tue96°69°0%
- Wed99°65°0%
- Thu97°62°2%
- Fri87°54°2%
- Sat83°52°1%
- Sun90°51°0%
- Mon93°59°0%
- Tue90°54°0%
- Wed85°50°0%
- Thu86°48°1%
- Fri90°53°0%
- Sat96°59°0%
- Sun100°63°0%
- Mon100°66°3%
- Tue99°66°3%
Forecast data from Open-Meteo (CC BY 4.0).
Right now in the garden
Peak growing season
As of June 15, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.
ZIP codes in Willow Creek
- 95573