Excessive Heat Watch 10:00 PM Excessive Heat Warning — Imperial County Southwest, CA, Salton Sea, CA, Chuckwalla Mountains, CA, Imperial County Southeast, CA, Imperial County West, CA, Imperial Valley, CA, Chiriaco Summit, CA, Palo Verde Valley, CA, Chuckwalla Valley, CA, Joshua Tree NP West, CA, Joshua Tree NP East, CA, Aguila Valley, AZ, Tonopah Desert, AZ, Gila Bend, AZ, Cave Creek/New River, AZ, New River Mesa, AZ, Rio Verde/Salt River, AZ, Fountain Hills/East Mesa, AZ, Superior, AZ, Northwest Pinal County, AZ, West Pinal County, AZ, Apache Junction/Gold Canyon, AZ, Sonoran Desert Natl Monument, AZ, Northwest Valley, AZ, Buckeye/Avondale, AZ, Deer Valley, AZ, Central Phoenix, AZ, North Phoenix/Glendale, AZ, Scottsdale/Paradise Valley, AZ, East Valley, AZ, South Mountain/Ahwatukee, AZ, Southeast Valley/Queen Creek, AZ 10:00 PM

Superior, Arizona

Last updated: 6:02 PM CDT  ·  Refresh
34°C
Feels like 34°
Mostly Clear
▲ 36°  /  ▼ 25°
Wind
6 mph W
Humidity
34%
Dew Point
16°
Pressure
26.57 inHg
Visibility
10 mi
UV Index
7.3
Cloud Cover
13%
Sunrise
5:29 AM
Sunset
7:30 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Superior is currently mostly clear at 34°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1002 J/kg) — isolated convective development possible. Sunrise: 5:29AM · Sunset: 7:30PM.

Alerts

Excessive Heat Watch
Expires 10:00 PM
Excessive Heat Warning
Imperial County Southwest, CA, Salton Sea, CA, Chuckwalla Mountains, CA, Imperial County Southeast, CA, Imperial County West, CA, Imperial Valley, CA, Chiriaco Summit, CA, Palo Verde Valley, CA, Chuckwalla Valley, CA, Joshua Tree NP West, CA, Joshua Tree NP East, CA, Aguila Valley, AZ, Tonopah Desert, AZ, Gila Bend, AZ, Cave Creek/New River, AZ, New River Mesa, AZ, Rio Verde/Salt River, AZ, Fountain Hills/East Mesa, AZ, Superior, AZ, Northwest Pinal County, AZ, West Pinal County, AZ, Apache Junction/Gold Canyon, AZ, Sonoran Desert Natl Monument, AZ, Northwest Valley, AZ, Buckeye/Avondale, AZ, Deer Valley, AZ, Central Phoenix, AZ, North Phoenix/Glendale, AZ, Scottsdale/Paradise Valley, AZ, East Valley, AZ, South Mountain/Ahwatukee, AZ, Southeast Valley/Queen Creek, AZ
Expires 10:00 PM
67 AQI · Moderate Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
34°
9%
5 PM
35°
17%
6 PM
34°
18%
7 PM
33°
16%
8 PM
32°
15%
9 PM
30°
17%
10 PM
29°
9%
11 PM
29°
4%
12 AM
28°
5%
1 AM
27°
5%
2 AM
27°
3%
3 AM
27°
3%
4 AM
27°
3%
5 AM
25°
3%
6 AM
26°
3%
7 AM
28°
3%
8 AM
29°
3%
9 AM
30°
3%
10 AM
31°
3%
11 AM
34°
3%
12 PM
34°
3%
1 PM
36°
3%
2 PM
37°
3%
3 PM
38°
3%
7-Day Forecast
Today
36° 25°
Mostly Clear.
Thu
39° 25°
Clear.
Fri
40° 27°
Clear.
Sat
41° 27°
Partly Cloudy with a 60% chance of rain.
Sun
38° 26°
Drizzle, 60% chance.
Mon
37° 24°
Rain, 78% chance.
Tue
36° 24°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 34° Mostly Clear 9% 6 mph W 34%
5 PM 35° Mostly Clear 17% 8 mph W 32%
6 PM 34° Clear 18% 7 mph W 34%
7 PM 33° Clear 16% 6 mph WNW 36%
8 PM 32° Clear 15% 4 mph WNW 39%
9 PM 30° Clear 17% 3 mph N 41%
10 PM 29° Clear 9% 4 mph NE 45%
11 PM 29° Clear 4% 6 mph NE 48%
12 AM 28° Mostly Clear 5% 7 mph ENE 50%
1 AM 27° Mostly Clear 5% 8 mph ENE 52%
2 AM 27° Mostly Clear 3% 8 mph ENE 54%
3 AM 27° Mostly Clear 3% 8 mph ENE 54%
4 AM 27° Clear 3% 8 mph ENE 54%
5 AM 25° Clear 3% 7 mph ENE 55%
6 AM 26° Clear 3% 7 mph ENE 53%
7 AM 28° Clear 3% 6 mph E 50%
8 AM 29° Clear 3% 6 mph E 46%
9 AM 30° Clear 3% 6 mph ESE 42%
10 AM 31° Clear 3% 5 mph ESE 38%
11 AM 34° Clear 3% 5 mph SE 34%
12 PM 34° Clear 3% 5 mph SE 32%
1 PM 36° Clear 3% 5 mph SSE 30%
2 PM 37° Mostly Clear 3% 6 mph S 28%
3 PM 38° Mostly Clear 3% 5 mph SW 28%
15-Day Forecast
Today
7/22
Mostly Clear
16%
25°
36°
Thu
7/23
Clear
5%
25°
39°
Fri
7/24
Clear
13%
27°
40°
Sat
7/25
Partly Cloudy
60%
27°
41°
Sun
7/26
Drizzle
60%
26°
38°
Mon
7/27
Rain
78%
24°
37°
Tue
7/28
Drizzle
60%
24°
36°
Wed
7/29
Partly Cloudy
47%
24°
38°
Thu
7/30
Drizzle
60%
25°
38°
Fri
7/31
Drizzle
60%
27°
39°
Sat
8/1
Drizzle
60%
26°
39°
Sun
8/2
Drizzle
60%
28°
39°
Mon
8/3
Drizzle
60%
27°
39°
Tue
8/4
Drizzle
60%
27°
38°
Wed
8/5
Drizzle
60%
27°
38°
67
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
17 AQI 3.1 µg/m³
O3
Ground-level ozone
Dominant
67 AQI 60 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 67 Moderate 67 17
Fri 49 Good 49 17
Sat 67 Moderate 67 22
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 Wed Jul 22, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1061 J/kg
MLCAPE227 J/kg
MUCAPE1061 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-2.4
Kinematics
0–6 km Shear5 kt
0–1 km Shear4 kt
Eff. Shear4 kt
0–1 km SRH-14
0–3 km SRH-28
Eff. SRH-28
Storm Motion26° @ 10 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado-0.0
STP (eff)0.0
Supercell0.0
K-Index40.3
Thermo & Levels
PWAT1.54 in
0–3 km LR9.0 °C/km
700–500 LR5.7 °C/km
Total Totals47.4
LCL690 hPa
LFC900 hPa
EL169 hPa
Freezing Lvl14,009 ft