Excessive Heat Watch 8:00 PM

Los Angeles, California

Last updated: 3:42 PM CDT  ·  Refresh
27°C
Feels like 28°
Clear
▲ 27°  /  ▼ 18°
Wind
9 mph WSW
Humidity
57%
Dew Point
18°
Pressure
29.72 inHg
Visibility
10 mi
UV Index
9.4
Cloud Cover
6%
Sunrise
6:13 AM
Sunset
7:40 PM
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WeatherAI™ Analysis

WeatherAI Analysis: Los Angeles is currently clear at 27°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:13AM · Sunset: 7:40PM.

Alerts

Excessive Heat Watch
Expires 8:00 PM
35 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
7%
2 PM
27°
3%
3 PM
27°
3%
4 PM
26°
3%
5 PM
27°
3%
6 PM
25°
3%
7 PM
24°
3%
8 PM
23°
3%
9 PM
22°
3%
10 PM
22°
3%
11 PM
21°
3%
12 AM
21°
3%
1 AM
21°
3%
2 AM
21°
3%
3 AM
21°
3%
4 AM
21°
3%
5 AM
19°
3%
6 AM
19°
3%
7 AM
19°
3%
8 AM
20°
3%
9 AM
23°
7%
10 AM
24°
6%
11 AM
24°
7%
12 PM
25°
7%
7-Day Forecast
Today
27° 18°
Clear.
Sat
29° 19°
Mostly Clear.
Sun
29° 19°
Partly Cloudy.
Mon
31° 18°
Partly Cloudy.
Tue
33° 22°
Clear.
Wed
34° 23°
Clear.
Thu
33° 23°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 27° Clear 7% 9 mph WSW 57%
2 PM 27° Clear 3% 10 mph WSW 56%
3 PM 27° Clear 3% 10 mph WSW 57%
4 PM 26° Clear 3% 10 mph WSW 58%
5 PM 27° Clear 3% 9 mph WSW 62%
6 PM 25° Clear 3% 8 mph WSW 67%
7 PM 24° Clear 3% 7 mph WSW 72%
8 PM 23° Clear 3% 6 mph WSW 75%
9 PM 22° Clear 3% 5 mph WSW 77%
10 PM 22° Clear 3% 4 mph SW 78%
11 PM 21° Mostly Clear 3% 4 mph SW 80%
12 AM 21° Partly Cloudy 3% 3 mph SW 81%
1 AM 21° Partly Cloudy 3% 3 mph SW 82%
2 AM 21° Partly Cloudy 3% 3 mph SW 83%
3 AM 21° Partly Cloudy 3% 2 mph WSW 83%
4 AM 21° Partly Cloudy 3% 2 mph WSW 84%
5 AM 19° Partly Cloudy 3% 3 mph WSW 83%
6 AM 19° Partly Cloudy 3% 3 mph WSW 82%
7 AM 19° Partly Cloudy 3% 3 mph WSW 80%
8 AM 20° Partly Cloudy 3% 4 mph WSW 77%
9 AM 23° Partly Cloudy 7% 4 mph WSW 72%
10 AM 24° Partly Cloudy 6% 5 mph WSW 68%
11 AM 24° Partly Cloudy 7% 5 mph WSW 65%
12 PM 25° Partly Cloudy 7% 6 mph WSW 62%
15-Day Forecast
Today
8/14
Clear
7%
18°
27°
Sat
8/15
Mostly Clear
8%
19°
29°
Sun
8/16
Partly Cloudy
8%
19°
29°
Mon
8/17
Partly Cloudy
7%
18°
31°
Tue
8/18
Clear
3%
22°
33°
Wed
8/19
Clear
3%
23°
34°
Thu
8/20
Clear
9%
23°
33°
Fri
8/21
Clear
25%
24°
34°
Sat
8/22
Clear
25%
25°
34°
Sun
8/23
Clear
25%
25°
35°
Mon
8/24
Clear
3%
23°
33°
Tue
8/25
Clear
25%
24°
33°
Wed
8/26
Clear
25%
23°
32°
Thu
8/27
Clear
25%
22°
31°
Fri
8/28
Clear
60%
22°
30°
35
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
30 AQI 5.4 µg/m³
O3
Ground-level ozone
Dominant
35 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 35 Good 35 30
Sun 38 Good 38 28
Mon 38 Good 38 38
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 Fri Aug 14, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE350 J/kg
MLCAPE168 J/kg
MUCAPE350 J/kg
SBCIN-330 J/kg
MLCIN-411 J/kg
Lifted Index-1.4
Kinematics
0–6 km Shear19 kt
0–1 km Shear9 kt
Eff. Shear—
0–1 km SRH12
0–3 km SRH78
Eff. SRH—
Storm Motion253° @ 22 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index18.7
Thermo & Levels
PWAT1.10 in
0–3 km LR5.6 °C/km
700–500 LR7.0 °C/km
Total Totals40.9
LCL879 hPa
LFC600 hPa
EL271 hPa
Freezing Lvl14,413 ft