Heat Advisory — Sonoma Coastal Range, CA, North Bay Interior Mountains, CA, East Bay Interior Valleys, CA, Santa Cruz Mountains, CA, Santa Clara Valley Including San Jose, CA, Eastern Santa Clara Hills, CA, East Bay Hills, CA, Santa Lucia Mountains and Los Padres National Forest, CA, Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park, CA 12:00 AM

Santa Cruz Mountains, California, United States

Last updated: 2:20 AM CDT  ·  Refresh
18°C
Feels like 18°
Clear
▲ 32°  /  ▼ 15°
Wind
2 mph W
Humidity
59%
Dew Point
10°
Pressure
28.53 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
4%
Sunrise
6:18 AM
Sunset
8:07 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Santa Cruz Mountains is currently clear at 18°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:18AM · Sunset: 8:07PM.

Alerts

Heat Advisory
Sonoma Coastal Range, CA, North Bay Interior Mountains, CA, East Bay Interior Valleys, CA, Santa Cruz Mountains, CA, Santa Clara Valley Including San Jose, CA, Eastern Santa Clara Hills, CA, East Bay Hills, CA, Santa Lucia Mountains and Los Padres National Forest, CA, Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park, CA
Expires 12:00 AM
67 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
18°
5%
1 AM
18°
3%
2 AM
18°
3%
3 AM
18°
3%
4 AM
18°
3%
5 AM
14°
3%
6 AM
15°
3%
7 AM
16°
3%
8 AM
19°
3%
9 AM
20°
3%
10 AM
22°
3%
11 AM
24°
3%
12 PM
26°
3%
1 PM
29°
3%
2 PM
30°
3%
3 PM
30°
3%
4 PM
29°
3%
5 PM
32°
3%
6 PM
30°
3%
7 PM
26°
3%
8 PM
24°
3%
9 PM
23°
3%
10 PM
23°
3%
11 PM
22°
3%
7-Day Forecast
Today
32° 15°
Clear.
Sun
31° 15°
Clear.
Mon
28° 12°
Mostly Clear.
Tue
28° 9°
Mostly Cloudy.
Wed
27° 10°
Clear.
Thu
23° 10°
Clear.
Fri
24° 10°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 18° Clear 5% 2 mph W 59%
1 AM 18° Clear 3% 2 mph W 57%
2 AM 18° Clear 3% 2 mph NW 60%
3 AM 18° Mostly Clear 3% 2 mph NW 62%
4 AM 18° Mostly Clear 3% 2 mph W 64%
5 AM 14° Mostly Clear 3% 2 mph WSW 65%
6 AM 15° Mostly Clear 3% 2 mph WSW 62%
7 AM 16° Mostly Clear 3% 2 mph SW 60%
8 AM 19° Clear 3% 2 mph SW 55%
9 AM 20° Clear 3% 2 mph WSW 49%
10 AM 22° Clear 3% 2 mph WSW 43%
11 AM 24° Clear 3% 3 mph WSW 39%
12 PM 26° Clear 3% 4 mph WSW 38%
1 PM 29° Clear 3% 4 mph WSW 37%
2 PM 30° Clear 3% 5 mph WSW 36%
3 PM 30° Clear 3% 5 mph WSW 36%
4 PM 29° Clear 3% 5 mph WSW 37%
5 PM 32° Clear 3% 4 mph WSW 39%
6 PM 30° Clear 3% 4 mph WSW 45%
7 PM 26° Clear 3% 3 mph WSW 52%
8 PM 24° Clear 3% 3 mph WSW 57%
9 PM 23° Clear 3% 2 mph WSW 56%
10 PM 23° Clear 3% 2 mph SW 56%
11 PM 22° Clear 3% 2 mph SW 56%
15-Day Forecast
Today
8/8
Clear
5%
15°
32°
Sun
8/9
Clear
3%
15°
31°
Mon
8/10
Mostly Clear
3%
12°
28°
Tue
8/11
Mostly Cloudy
3%
9°
28°
Wed
8/12
Clear
8%
10°
27°
Thu
8/13
Clear
8%
10°
23°
Fri
8/14
Clear
3%
10°
24°
Sat
8/15
Clear
18%
10°
25°
Sun
8/16
Clear
3%
10°
26°
Mon
8/17
Clear
3%
10°
28°
Tue
8/18
Clear
3%
13°
27°
Wed
8/19
Clear
3%
13°
22°
Thu
8/20
Clear
3%
14°
23°
Fri
8/21
Clear
25%
14°
23°
Sat
8/22
Clear
3%
14°
24°
67
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
67 AQI 17.9 µg/m³
O3
Ground-level ozone
43 AQI 46 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 67 Moderate 43 67
Sun 52 Moderate 38 52
Mon 42 Good 35 42
About the Air Quality Index
0–50 Good
51–100 Moderate
101–150 Unhealthy for Sensitive Groups
151–200 Unhealthy
201–300 Very Unhealthy
301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Sat Aug 8, 06:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE54 J/kg
MUCAPE0 J/kg
SBCIN-12677 J/kg
MLCIN0 J/kg
Lifted Index11.2
Kinematics
0–6 km Shear6 kt
0–1 km Shear9 kt
Eff. Shear—
0–1 km SRH38
0–3 km SRH7
Eff. SRH—
Storm Motion45° @ 15 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index10.5
Thermo & Levels
PWAT0.87 in
0–3 km LR1.5 °C/km
700–500 LR8.2 °C/km
Total Totals34.0
LCL848 hPa
LFC—
EL—
Freezing Lvl15,282 ft