Dust Advisory — Cochise County, AZ, Pima County, AZ, Pinal County, AZ 8:30 PM Wind Advisory — Tohono O'odham Nation including Sells, AZ 4:00 PM

Pima County, Arizona, United States

Last updated: 7:17 PM CDT  ·  Refresh
75°F
Feels like 56°
Mostly Clear
▲ 80°  /  ▼ 59°
Wind
28 mph ESE
Humidity
27%
Dew Point
37°
Pressure
27.37 inHg
Visibility
10 mi
UV Index
2.6
Cloud Cover
29%
Sunrise
6:30 AM
Sunset
5:52 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Pima County is currently mostly clear at 75°F. Dry conditions are expected through the next 24 hours. Sunrise: 6:30AM · Sunset: 5:52PM.

Alerts

Dust Advisory
Cochise County, AZ, Pima County, AZ, Pinal County, AZ
Expires 8:30 PM
Wind Advisory
Tohono O'odham Nation including Sells, AZ
Expires 4:00 PM
39 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
75°
11%
6 PM
73°
29%
7 PM
70°
14%
8 PM
69°
14%
9 PM
66°
14%
10 PM
66°
14%
11 PM
65°
3%
12 AM
64°
3%
1 AM
63°
3%
2 AM
62°
5%
3 AM
62°
5%
4 AM
62°
16%
5 AM
60°
15%
6 AM
60°
15%
7 AM
60°
5%
8 AM
62°
17%
9 AM
62°
17%
10 AM
65°
21%
11 AM
67°
27%
12 PM
73°
32%
1 PM
75°
42%
2 PM
75°
42%
3 PM
75°
43%
4 PM
74°
43%
7-Day Forecast
Today
80° 59°
Mostly Clear.
Sat
77° 59°
Mostly Cloudy with a 63% chance of rain.
Sun
75° 60°
Mostly Cloudy with a 44% chance of rain.
Mon
79° 60°
Mostly Clear with a 64% chance of rain.
Tue
82° 64°
Clear.
Wed
81° 62°
Drizzle, 43% chance.
Thu
74° 56°
Clear with a 55% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 75° Mostly Clear 11% 28 mph ESE 27%
6 PM 73° Mostly Cloudy 29% 26 mph ESE 27%
7 PM 70° Partly Cloudy 14% 27 mph ESE 29%
8 PM 69° Partly Cloudy 14% 27 mph ESE 30%
9 PM 66° Mostly Cloudy 14% 27 mph ESE 30%
10 PM 66° Mostly Cloudy 14% 26 mph ESE 30%
11 PM 65° Mostly Cloudy 3% 25 mph ESE 31%
12 AM 64° Mostly Cloudy 3% 24 mph ESE 31%
1 AM 63° Partly Cloudy 3% 22 mph ESE 31%
2 AM 62° Partly Cloudy 5% 20 mph ESE 31%
3 AM 62° Partly Cloudy 5% 20 mph ESE 29%
4 AM 62° Mostly Cloudy 16% 20 mph ESE 28%
5 AM 60° Mostly Cloudy 15% 20 mph ESE 28%
6 AM 60° Mostly Cloudy 15% 20 mph ESE 28%
7 AM 60° Mostly Cloudy 5% 20 mph ESE 28%
8 AM 62° Mostly Cloudy 17% 20 mph ESE 28%
9 AM 62° Mostly Cloudy 17% 19 mph ESE 27%
10 AM 65° Mostly Cloudy 21% 17 mph ESE 26%
11 AM 67° Mostly Cloudy 27% 16 mph ESE 26%
12 PM 73° Mostly Cloudy 32% 13 mph ESE 27%
1 PM 75° Mostly Cloudy 42% 10 mph ESE 28%
2 PM 75° Mostly Cloudy 42% 9 mph ESE 29%
3 PM 75° Mostly Cloudy 43% 9 mph ESE 30%
4 PM 74° Overcast 43% 10 mph ESE 31%
15-Day Forecast
Today
10/16
Mostly Clear
14%
59°
80°
Sat
10/17
Mostly Cloudy
63%
59°
77°
Sun
10/18
Mostly Cloudy
44%
60°
75°
Mon
10/19
Mostly Clear
64%
60°
79°
Tue
10/20
Clear
16%
64°
82°
Wed
10/21
Drizzle
43%
62°
81°
Thu
10/22
Clear
55%
56°
74°
Fri
10/23
Clear
3%
56°
75°
Sat
10/24
Clear
3%
57°
78°
Sun
10/25
Clear
3%
56°
79°
Mon
10/26
Clear
25%
60°
78°
Tue
10/27
Clear
25%
59°
79°
Wed
10/28
Clear
60%
60°
79°
Thu
10/29
Drizzle
60%
60°
78°
Fri
10/30
Drizzle
60%
58°
78°
39
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
13 AQI 2.4 µg/m³
O3
Ground-level ozone
Dominant
39 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 39 Good 39 13
Sun 35 Good 35 6
Mon 34 Good 34 7
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 Fri Oct 16, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE0 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index7.5
Kinematics
0–6 km Shear17 kt
0–1 km Shear5 kt
Eff. Shear—
0–1 km SRH-6
0–3 km SRH77
Eff. SRH—
Storm Motion56° @ 8 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index20.9
Thermo & Levels
PWAT0.73 in
0–3 km LR7.0 °C/km
700–500 LR6.5 °C/km
Total Totals37.7
LCL675 hPa
LFC—
EL—
Freezing Lvl11,165 ft