Maricopa County, Arizona, United States

Last updated: 7:09 AM CDT  ·  Refresh
27°C
Feels like 27°
Overcast
▲ 38°  /  ▼ 27°
Wind
11 mph ENE
Humidity
73%
Dew Point
22°
Pressure
28.87 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
94%
Sunrise
5:32 AM
Sunset
7:39 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Maricopa County is currently overcast at 26°C. Precipitation is likely — peak probability 54% around 2 PM. Atmospheric instability is elevated (CAPE up to 883 J/kg) — isolated convective development possible. Sunrise: 5:32AM · Sunset: 7:39PM.

Alerts

No active alerts for this location.
41 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
39%
6 AM
28°
45%
7 AM
28°
33%
8 AM
29°
19%
9 AM
30°
26%
10 AM
31°
34%
11 AM
31°
29%
12 PM
32°
36%
1 PM
34°
42%
2 PM
34°
54%
3 PM
34°
34%
4 PM
34°
32%
5 PM
38°
42%
6 PM
37°
42%
7 PM
37°
29%
8 PM
36°
19%
9 PM
34°
20%
10 PM
34°
20%
11 PM
34°
20%
12 AM
32°
21%
1 AM
32°
21%
2 AM
32°
21%
3 AM
32°
22%
4 AM
31°
21%
7-Day Forecast
Today
38° 27°
Mostly Cloudy with a 54% chance of rain.
Sat
42° 29°
Mostly Clear with a 22% chance of rain.
Sun
42° 29°
Partly Cloudy.
Mon
42° 30°
Clear with a 30% chance of rain.
Tue
41° 30°
Rain, 64% chance.
Wed
42° 30°
Partly Cloudy with a 51% chance of rain.
Thu
45° 33°
Partly Cloudy with a 42% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 27° Overcast 39% 11 mph ENE 73%
6 AM 28° Overcast 45% 10 mph ENE 72%
7 AM 28° Overcast 33% 9 mph ENE 70%
8 AM 29° Mostly Cloudy 19% 9 mph ENE 66%
9 AM 30° Mostly Cloudy 26% 9 mph ENE 64%
10 AM 31° Partly Cloudy 34% 9 mph ENE 62%
11 AM 31° Partly Cloudy 29% 8 mph ENE 61%
12 PM 32° Partly Cloudy 36% 8 mph E 61%
1 PM 34° Partly Cloudy 42% 6 mph E 61%
2 PM 34° Mostly Cloudy 54% 5 mph ENE 59%
3 PM 34° Mostly Cloudy 34% 6 mph ENE 56%
4 PM 34° Mostly Cloudy 32% 5 mph ENE 53%
5 PM 38° Mostly Cloudy 42% 6 mph ENE 51%
6 PM 37° Mostly Cloudy 42% 5 mph ENE 52%
7 PM 37° Overcast 29% 5 mph ENE 53%
8 PM 36° Overcast 19% 5 mph ENE 54%
9 PM 34° Overcast 20% 4 mph ENE 55%
10 PM 34° Overcast 20% 3 mph E 56%
11 PM 34° Overcast 20% 3 mph ESE 57%
12 AM 32° Overcast 21% 3 mph ESE 57%
1 AM 32° Mostly Cloudy 21% 3 mph SE 57%
2 AM 32° Mostly Cloudy 21% 3 mph SE 57%
3 AM 32° Mostly Cloudy 22% 3 mph SE 56%
4 AM 31° Mostly Cloudy 21% 3 mph SSE 55%
15-Day Forecast
Today
7/17
Mostly Cloudy
54%
27°
38°
Sat
7/18
Mostly Clear
22%
29°
42°
Sun
7/19
Partly Cloudy
13%
29°
42°
Mon
7/20
Clear
30%
30°
42°
Tue
7/21
Rain
64%
30°
41°
Wed
7/22
Partly Cloudy
51%
30°
42°
Thu
7/23
Partly Cloudy
42%
33°
45°
Fri
7/24
Partly Cloudy
44%
32°
45°
Sat
7/25
Mostly Cloudy
44%
32°
44°
Sun
7/26
Mostly Clear
27%
33°
46°
Mon
7/27
Clear
25%
33°
44°
Tue
7/28
Drizzle
60%
33°
44°
Wed
7/29
Drizzle
60%
32°
43°
Thu
7/30
Drizzle
60%
32°
43°
Fri
7/31
Drizzle
60%
32°
43°
41
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
36 AQI 6.5 µg/m³
O3
Ground-level ozone
Dominant
41 AQI 45 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 41 Good 41 36
Sun 40 Good 40 34
Mon 35 Good 35 26
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 Jul 17, 10:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE997 J/kg
MLCAPE541 J/kg
MUCAPE1199 J/kg
SBCIN-177 J/kg
MLCIN0 J/kg
Lifted Index-3.9
Kinematics
0–6 km Shear11 kt
0–1 km Shear11 kt
Eff. Shear12 kt
0–1 km SRH7
0–3 km SRH8
Eff. SRH8
Storm Motion164° @ 13 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.1
K-Index39.3
Thermo & Levels
PWAT2.13 in
0–3 km LR5.8 °C/km
700–500 LR5.8 °C/km
Total Totals46.8
LCL913 hPa
LFC740 hPa
EL197 hPa
Freezing Lvl14,957 ft