Extreme Heat Warning — Kofa, AZ, Southeast Yuma County, AZ, Gila River Valley, AZ, Tonopah Desert, AZ, Gila Bend, AZ, Sonoran Desert Natl Monument, AZ 10:00 PM

Tonopah Desert, Maricopa County, Arizona, United States

Last updated: 8:30 AM CDT  ·  Refresh
28°C
Feels like 27°
Mostly Clear
▲ 39°  /  ▼ 26°
Wind
7 mph NNW
Humidity
37%
Dew Point
12°
Pressure
28.47 inHg
Visibility
10 mi
UV Index
1.2
Cloud Cover
15%
Sunrise
6:09 AM
Sunset
6:48 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Tonopah Desert is currently mostly clear at 28°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:09AM · Sunset: 6:48PM.

28 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
28°
11%
7 AM
29°
3%
8 AM
31°
3%
9 AM
33°
3%
10 AM
35°
3%
11 AM
36°
3%
12 PM
37°
3%
1 PM
39°
3%
2 PM
39°
3%
3 PM
39°
3%
4 PM
38°
3%
5 PM
39°
3%
6 PM
37°
3%
7 PM
36°
3%
8 PM
35°
3%
9 PM
34°
3%
10 PM
33°
3%
11 PM
33°
3%
12 AM
32°
3%
1 AM
31°
3%
2 AM
31°
3%
3 AM
31°
3%
4 AM
31°
3%
5 AM
29°
3%
7-Day Forecast
Today
39° 26°
Mostly Clear.
Tue
41° 29°
Mostly Clear.
Wed
40° 27°
Clear with a 21% chance of rain.
Thu
41° 28°
Clear with a 28% chance of rain.
Fri
39° 28°
Rain, 30% chance.
Sat
39° 28°
Drizzle, 43% chance.
Sun
39° 28°
Clear with a 31% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 28° Mostly Clear 11% 7 mph NNW 37%
7 AM 29° Clear 3% 10 mph N 32%
8 AM 31° Clear 3% 12 mph N 29%
9 AM 33° Clear 3% 10 mph N 26%
10 AM 35° Clear 3% 9 mph NNW 24%
11 AM 36° Clear 3% 9 mph NW 22%
12 PM 37° Mostly Clear 3% 10 mph WNW 21%
1 PM 39° Mostly Clear 3% 11 mph WNW 19%
2 PM 39° Mostly Clear 3% 12 mph WNW 19%
3 PM 39° Partly Cloudy 3% 13 mph NW 19%
4 PM 38° Partly Cloudy 3% 14 mph NW 20%
5 PM 39° Partly Cloudy 3% 13 mph NW 21%
6 PM 37° Mostly Cloudy 3% 11 mph NW 23%
7 PM 36° Mostly Cloudy 3% 9 mph NW 25%
8 PM 35° Mostly Cloudy 3% 9 mph NW 27%
9 PM 34° Mostly Cloudy 3% 8 mph NW 28%
10 PM 33° Partly Cloudy 3% 8 mph NW 30%
11 PM 33° Mostly Cloudy 3% 8 mph NW 30%
12 AM 32° Mostly Cloudy 3% 7 mph NNW 31%
1 AM 31° Mostly Cloudy 3% 7 mph NNW 32%
2 AM 31° Mostly Cloudy 3% 7 mph NNW 32%
3 AM 31° Mostly Cloudy 3% 7 mph NNW 32%
4 AM 31° Mostly Cloudy 3% 7 mph NNW 32%
5 AM 29° Mostly Cloudy 3% 6 mph NNW 33%
15-Day Forecast
Today
9/7
Mostly Clear
11%
26°
39°
Tue
9/8
Mostly Clear
3%
29°
41°
Wed
9/9
Clear
21%
27°
40°
Thu
9/10
Clear
28%
28°
41°
Fri
9/11
Rain
30%
28°
39°
Sat
9/12
Drizzle
43%
28°
39°
Sun
9/13
Clear
31%
28°
39°
Mon
9/14
Rain
68%
27°
38°
Tue
9/15
Rain
68%
26°
34°
Wed
9/16
Rain
68%
24°
36°
Thu
9/17
Drizzle
64%
28°
37°
Fri
9/18
Drizzle
60%
28°
37°
Sat
9/19
Drizzle
60%
27°
38°
Sun
9/20
Drizzle
60%
27°
37°
Mon
9/21
Drizzle
60%
26°
37°
28
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
9 AQI 1.7 µg/m³
O3
Ground-level ozone
Dominant
28 AQI 31 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 28 Good 28 9
Wed 36 Good 36 9
Thu 30 Good 30 23
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Mon Sep 7, 11:00'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
SBCAPE0 J/kg
MLCAPE14 J/kg
MUCAPE0 J/kg
SBCIN
MLCIN0 J/kg
Lifted Index3.3
Kinematics
0–6 km Shear26 kt
0–1 km Shear8 kt
Eff. Shear
0–1 km SRH-37
0–3 km SRH10
Eff. SRH
Storm Motion289° @ 21 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)
Supercell
K-Index31.7
Thermo & Levels
PWAT1.43 in
0–3 km LR6.2 °C/km
700–500 LR6.7 °C/km
Total Totals45.8
LCL762 hPa
LFC
EL
Freezing Lvl14,137 ft