Heat Advisory — Pointe Coupee, LA, West Feliciana, LA, East Feliciana, LA, St. Helena, LA, Washington, LA, Iberville, LA, West Baton Rouge, LA, East Baton Rouge, LA, Assumption, LA, St. James, LA, St. John The Baptist, LA, Upper St. Bernard, LA, Lower St. Bernard, LA, Northern Tangipahoa, LA, Southeast St. Tammany, LA, Western Orleans, LA, Eastern Orleans, LA, Northern St. Tammany, LA, Southwestern St. Tammany, LA, Central Tangipahoa, LA, Lower Tangipahoa, LA, Northern Livingston, LA, Southern Livingston, LA, Western Ascension, LA, Eastern Ascension, LA, Upper Jefferson, LA, Upper Plaquemines, LA, Central Plaquemines, LA, Lower Plaquemines, LA, Central Jefferson, LA, Coastal Jefferson, LA, Upper Lafourche, LA, Lower Lafourche, LA, Upper Terrebonne, LA, Lower Terrebonne, LA, Upper St. Charles, LA, Central St. Charles, LA, Lower St. Charles, LA, Wilkinson, MS, Amite, MS, Pike, MS, Walthall, MS, Pearl River, MS, Northern Hancock, MS, Northern Harrison, MS, Northern Jackson, MS, Southern Hancock, MS, Southern Harrison, MS, Southern Jackson, MS 7:00 PM Heat Advisory — Los Angeles County Inland Coast including Downtown Los Angeles, CA 10:00 PM

Los Angeles, California

Last updated: 10:57 AM CDT  ·  Refresh
24°C
Feels like 25°
Clear
▲ 30°  /  ▼ 19°
Wind
4 mph SSW
Humidity
60%
Dew Point
17°
Pressure
29.67 inHg
Visibility
10 mi
UV Index
7.0
Cloud Cover
10%
Sunrise
5:56 AM
Sunset
8:01 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Los Angeles is currently clear at 24°C. Dry conditions are expected through the next 24 hours. Sunrise: 5:56AM · Sunset: 8:01PM.

54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
3%
9 AM
26°
3%
10 AM
27°
3%
11 AM
28°
3%
12 PM
29°
5%
1 PM
29°
5%
2 PM
29°
6%
3 PM
28°
3%
4 PM
30°
3%
5 PM
29°
3%
6 PM
27°
3%
7 PM
26°
3%
8 PM
24°
3%
9 PM
24°
3%
10 PM
23°
3%
11 PM
23°
3%
12 AM
23°
7%
1 AM
22°
6%
2 AM
22°
6%
3 AM
21°
16%
4 AM
19°
16%
5 AM
19°
16%
6 AM
19°
7%
7 AM
20°
7%
7-Day Forecast
Today
30° 19°
Clear.
Wed
29° 19°
Mostly Clear.
Thu
32° 20°
Mostly Clear.
Fri
33° 20°
Mostly Clear.
Sat
34° 21°
Clear.
Sun
34° 21°
Clear.
Mon
33° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 24° Clear 3% 4 mph SSW 60%
9 AM 26° Clear 3% 5 mph SW 49%
10 AM 27° Clear 3% 6 mph SW 43%
11 AM 28° Clear 3% 8 mph WSW 41%
12 PM 29° Clear 5% 10 mph WSW 39%
1 PM 29° Clear 5% 11 mph WSW 38%
2 PM 29° Clear 6% 11 mph WSW 40%
3 PM 28° Clear 3% 12 mph WSW 40%
4 PM 30° Clear 3% 13 mph W 41%
5 PM 29° Clear 3% 12 mph W 47%
6 PM 27° Clear 3% 11 mph W 56%
7 PM 26° Clear 3% 10 mph W 64%
8 PM 24° Clear 3% 9 mph W 69%
9 PM 24° Mostly Clear 3% 8 mph W 74%
10 PM 23° Mostly Clear 3% 7 mph WSW 79%
11 PM 23° Partly Cloudy 3% 6 mph WSW 82%
12 AM 23° Partly Cloudy 7% 6 mph WSW 84%
1 AM 22° Partly Cloudy 6% 5 mph WSW 86%
2 AM 22° Partly Cloudy 6% 5 mph WSW 87%
3 AM 21° Partly Cloudy 16% 5 mph WSW 88%
4 AM 19° Partly Cloudy 16% 4 mph WSW 88%
5 AM 19° Partly Cloudy 16% 4 mph WSW 87%
6 AM 19° Partly Cloudy 7% 4 mph WSW 86%
7 AM 20° Partly Cloudy 7% 4 mph SW 84%
15-Day Forecast
Today
7/21
Clear
6%
19°
30°
Wed
7/22
Mostly Clear
7%
19°
29°
Thu
7/23
Mostly Clear
3%
20°
32°
Fri
7/24
Mostly Clear
5%
20°
33°
Sat
7/25
Clear
3%
21°
34°
Sun
7/26
Clear
3%
21°
34°
Mon
7/27
Clear
8%
22°
33°
Tue
7/28
Clear
3%
20°
32°
Wed
7/29
Clear
19%
21°
33°
Thu
7/30
Clear
21%
22°
34°
Fri
7/31
Clear
12%
23°
33°
Sat
8/1
Clear
3%
24°
33°
Sun
8/2
Clear
3%
23°
33°
Mon
8/3
Clear
3%
23°
32°
Tue
8/4
Clear
3%
23°
32°
54
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
54 AQI 10.8 µg/m³
O3
Ground-level ozone
43 AQI 46 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 54 Moderate 43 54
Thu 52 Moderate 37 52
Fri 63 Moderate 47 63
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 Jul 21, 14:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE17 J/kg
MLCAPE24 J/kg
MUCAPE0 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index4.3
Kinematics
0–6 km Shear1 kt
0–1 km Shear9 kt
Eff. Shear
0–1 km SRH1
0–3 km SRH-2
Eff. SRH
Storm Motion297° @ 18 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)
Supercell
K-Index25.2
Thermo & Levels
PWAT1.50 in
0–3 km LR4.1 °C/km
700–500 LR6.3 °C/km
Total Totals38.2
LCL900 hPa
LFC1005 hPa
EL962 hPa
Freezing Lvl15,948 ft