Heat Advisory — Santa Clarita Valley, CA, Western San Fernando Valley, CA, Eastern San Fernando Valley, CA, Western San Gabriel Mountains and Highway 14 Corridor, CA, Eastern San Gabriel Mountains, CA, Los Angeles County San Gabriel Valley, CA, Los Angeles County Inland Coast including Downtown Los Angeles, CA 11:00 PM

Santa Clarita, California

Last updated: 5:02 PM CDT  ·  Refresh
29°C
Feels like 28°
Clear
▲ 32°  /  ▼ 14°
Wind
10 mph SSW
Humidity
32%
Dew Point
11°
Pressure
28.32 inHg
Visibility
10 mi
UV Index
9.0
Cloud Cover
5%
Sunrise
5:42 AM
Sunset
8:09 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Santa Clarita is currently clear at 30°C. Dry conditions are expected through the next 24 hours. Sunrise: 5:42AM · Sunset: 8:09PM.

Alerts

Heat Advisory
Santa Clarita Valley, CA, Western San Fernando Valley, CA, Eastern San Fernando Valley, CA, Western San Gabriel Mountains and Highway 14 Corridor, CA, Eastern San Gabriel Mountains, CA, Los Angeles County San Gabriel Valley, CA, Los Angeles County Inland Coast including Downtown Los Angeles, CA
Expires 11:00 PM
87 AQI · Moderate Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
3%
4 PM
29°
3%
5 PM
32°
3%
6 PM
31°
3%
7 PM
28°
3%
8 PM
26°
3%
9 PM
23°
3%
10 PM
22°
3%
11 PM
21°
3%
12 AM
21°
3%
1 AM
19°
3%
2 AM
19°
3%
3 AM
18°
3%
4 AM
18°
3%
5 AM
16°
3%
6 AM
16°
3%
7 AM
17°
3%
8 AM
19°
3%
9 AM
17°
3%
10 AM
22°
3%
11 AM
23°
3%
12 PM
23°
3%
1 PM
26°
3%
2 PM
30°
3%
7-Day Forecast
Today
32° 14°
Clear.
Wed
31° 16°
Clear.
Thu
28° 15°
Clear.
Fri
24° 12°
Clear.
Sat
25° 11°
Clear.
Sun
24° 11°
Clear.
Mon
26° 12°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 29° Clear 3% 10 mph SSW 32%
4 PM 29° Mostly Clear 3% 10 mph SSW 28%
5 PM 32° Mostly Clear 3% 9 mph SSW 30%
6 PM 31° Mostly Clear 3% 9 mph SSW 34%
7 PM 28° Mostly Clear 3% 7 mph SSW 38%
8 PM 26° Mostly Clear 3% 5 mph SW 44%
9 PM 23° Mostly Clear 3% 4 mph WSW 50%
10 PM 22° Clear 3% 3 mph WSW 55%
11 PM 21° Clear 3% 2 mph WSW 58%
12 AM 21° Clear 3% 2 mph SSW 58%
1 AM 19° Clear 3% 2 mph SSW 57%
2 AM 19° Clear 3% 2 mph S 57%
3 AM 18° Clear 3% 1 mph SSE 58%
4 AM 18° Clear 3% 1 mph SSE 59%
5 AM 16° Clear 3% 2 mph SSE 60%
6 AM 16° Clear 3% 2 mph S 57%
7 AM 17° Clear 3% 2 mph SSW 54%
8 AM 19° Clear 3% 2 mph SSW 47%
9 AM 17° Clear 3% 4 mph SSW 42%
10 AM 22° Clear 3% 6 mph SSW 38%
11 AM 23° Clear 3% 7 mph SSW 34%
12 PM 23° Clear 3% 8 mph SSW 32%
1 PM 26° Clear 3% 8 mph SSW 31%
2 PM 30° Clear 3% 11 mph SSW 30%
15-Day Forecast
Today
6/23
Clear
3%
14°
32°
Wed
6/24
Clear
3%
16°
31°
Thu
6/25
Clear
3%
15°
28°
Fri
6/26
Clear
4%
12°
24°
Sat
6/27
Clear
4%
11°
25°
Sun
6/28
Clear
4%
11°
24°
Mon
6/29
Clear
4%
12°
26°
Tue
6/30
Clear
7%
12°
26°
Wed
7/1
Clear
7%
13°
26°
Thu
7/2
Clear
5%
13°
27°
Fri
7/3
Clear
5%
13°
23°
Sat
7/4
Clear
7%
13°
32°
Sun
7/5
Clear
7%
13°
33°
Mon
7/6
Clear
7%
13°
32°
Tue
7/7
Clear
7%
13°
32°
87
Moderate
U.S. Air Quality Index · Dominant: O3
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
52 AQI 9.7 µg/m³
O3
Ground-level ozone
Dominant
87 AQI 66 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 87 Moderate 87 52
Thu 93 Moderate 93 49
Fri 58 Moderate 58 47
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 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Tue Jun 23, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE27 J/kg
MLCAPE16 J/kg
MUCAPE128 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index3.2
Kinematics
0–6 km Shear15 kt
0–1 km Shear4 kt
Eff. Shear10 kt
0–1 km SRH9
0–3 km SRH-0
Eff. SRH-37
Storm Motion140° @ 16 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index8.0
Thermo & Levels
PWAT0.91 in
0–3 km LR6.0 °C/km
700–500 LR7.5 °C/km
Total Totals28.3
LCL733 hPa
LFC959 hPa
EL893 hPa
Freezing Lvl14,787 ft