Excessive Heat Watch 10:00 PM

Superior, Arizona

Last updated: 4:10 PM CDT  ·  Refresh
33°C
Feels like 34°
Mostly Clear
▲ 35°  /  ▼ 26°
Wind
4 mph WSW
Humidity
37%
Dew Point
16°
Pressure
26.60 inHg
Visibility
10 mi
UV Index
9.2
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 33°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1047 J/kg) — isolated convective development possible. Sunrise: 5:29AM · Sunset: 7:30PM.

Alerts

Excessive Heat Watch
Expires 10:00 PM
67 AQI · Moderate Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
3%
3 PM
34°
3%
4 PM
34°
3%
5 PM
35°
4%
6 PM
34°
3%
7 PM
33°
3%
8 PM
32°
5%
9 PM
31°
5%
10 PM
30°
5%
11 PM
29°
5%
12 AM
28°
5%
1 AM
28°
5%
2 AM
27°
3%
3 AM
27°
3%
4 AM
27°
3%
5 AM
26°
3%
6 AM
26°
3%
7 AM
28°
3%
8 AM
29°
3%
9 AM
31°
3%
10 AM
32°
3%
11 AM
33°
3%
12 PM
33°
3%
1 PM
36°
3%
7-Day Forecast
Today
35° 26°
Mostly Clear.
Thu
38° 26°
Clear.
Fri
41° 27°
Clear.
Sat
41° 27°
Mostly Clear with a 60% chance of rain.
Sun
37° 26°
Drizzle, 60% chance.
Mon
37° 25°
Rain, 81% chance.
Tue
36° 26°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 33° Mostly Clear 3% 4 mph WSW 37%
3 PM 34° Mostly Clear 3% 5 mph W 35%
4 PM 34° Mostly Clear 3% 8 mph W 35%
5 PM 35° Clear 4% 8 mph W 35%
6 PM 34° Clear 3% 7 mph W 36%
7 PM 33° Clear 3% 6 mph WNW 39%
8 PM 32° Clear 5% 4 mph NW 41%
9 PM 31° Clear 5% 3 mph N 43%
10 PM 30° Mostly Clear 5% 4 mph NE 45%
11 PM 29° Partly Cloudy 5% 6 mph NE 48%
12 AM 28° Mostly Clear 5% 6 mph ENE 50%
1 AM 28° Mostly Clear 5% 7 mph ENE 52%
2 AM 27° Mostly Clear 3% 8 mph ENE 53%
3 AM 27° Mostly Clear 3% 8 mph ENE 54%
4 AM 27° Clear 3% 8 mph ENE 54%
5 AM 26° Clear 3% 7 mph ENE 54%
6 AM 26° Clear 3% 7 mph E 52%
7 AM 28° Clear 3% 7 mph E 50%
8 AM 29° Clear 3% 7 mph E 46%
9 AM 31° Clear 3% 6 mph ESE 43%
10 AM 32° Clear 3% 6 mph ESE 40%
11 AM 33° Clear 3% 6 mph ESE 37%
12 PM 33° Clear 3% 6 mph SE 35%
1 PM 36° Clear 3% 5 mph S 33%
15-Day Forecast
Today
7/22
Mostly Clear
5%
26°
35°
Thu
7/23
Clear
3%
26°
38°
Fri
7/24
Clear
15%
27°
41°
Sat
7/25
Mostly Clear
60%
27°
41°
Sun
7/26
Drizzle
60%
26°
37°
Mon
7/27
Rain
81%
25°
37°
Tue
7/28
Drizzle
60%
26°
36°
Wed
7/29
Drizzle
60%
26°
37°
Thu
7/30
Drizzle
60%
26°
38°
Fri
7/31
Drizzle
60%
27°
38°
Sat
8/1
Drizzle
60%
26°
39°
Sun
8/2
Drizzle
60%
28°
38°
Mon
8/3
Drizzle
60%
27°
38°
Tue
8/4
Drizzle
60%
27°
37°
Wed
8/5
Drizzle
60%
27°
37°
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, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1524 J/kg
MLCAPE369 J/kg
MUCAPE1524 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-3.0
Kinematics
0–6 km Shear1 kt
0–1 km Shear4 kt
Eff. Shear2 kt
0–1 km SRH-10
0–3 km SRH-3
Eff. SRH-3
Storm Motion359° @ 11 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado-0.0
STP (eff)0.0
Supercell0.0
K-Index39.3
Thermo & Levels
PWAT1.57 in
0–3 km LR8.9 °C/km
700–500 LR5.4 °C/km
Total Totals46.4
LCL705 hPa
LFC901 hPa
EL156 hPa
Freezing Lvl13,881 ft