Extreme Heat Warning — Western Pima County Including Ajo/Organ Pipe Cactus National Monument, AZ, Tohono O'odham Nation including Sells, AZ, Tucson Metro Area including Tucson/Green Valley/Marana/Vail, AZ, South Central Pinal County including Eloy/Picacho Peak State Park, AZ, Southeast Pinal County including Kearny/Mammoth/Oracle, AZ, Upper Gila River and Aravaipa Valleys including Clifton/Safford, AZ 10:00 PM Excessive Heat Watch 10:00 PM

Green Valley, Arizona

Last updated: 6:05 PM CDT  ·  Refresh
34°C
Feels like 35°
Partly Cloudy
▲ 37°  /  ▼ 19°
Wind
5 mph N
Humidity
35%
Dew Point
17°
Pressure
26.75 inHg
Visibility
10 mi
UV Index
7.1
Cloud Cover
34%
Sunrise
5:32 AM
Sunset
7:27 PM
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WeatherAI™ Analysis

WeatherAI Analysis: Green Valley is currently partly cloudy at 34°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 916 J/kg) — isolated convective development possible. Sunrise: 5:32AM · Sunset: 7:27PM.

Alerts

Extreme Heat Warning
Western Pima County Including Ajo/Organ Pipe Cactus National Monument, AZ, Tohono O'odham Nation including Sells, AZ, Tucson Metro Area including Tucson/Green Valley/Marana/Vail, AZ, South Central Pinal County including Eloy/Picacho Peak State Park, AZ, Southeast Pinal County including Kearny/Mammoth/Oracle, AZ, Upper Gila River and Aravaipa Valleys including Clifton/Safford, AZ
Expires 10:00 PM
Excessive Heat Watch
Expires 10:00 PM
45 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
34°
24%
5 PM
37°
39%
6 PM
36°
35%
7 PM
34°
31%
8 PM
33°
31%
9 PM
31°
27%
10 PM
30°
18%
11 PM
29°
4%
12 AM
29°
5%
1 AM
28°
5%
2 AM
28°
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
32°
3%
10 AM
33°
3%
11 AM
37°
3%
12 PM
37°
3%
1 PM
37°
3%
2 PM
38°
3%
3 PM
39°
3%
7-Day Forecast
Today
37° 19°
Partly Cloudy with a 31% chance of rain.
Thu
41° 24°
Mostly Clear.
Fri
40° 26°
Clear with a 39% chance of rain.
Sat
41° 26°
Partly Cloudy with a 68% chance of rain.
Sun
38° 24°
Rain, 82% chance.
Mon
37° 24°
Rain, 90% chance.
Tue
37° 23°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 34° Partly Cloudy 24% 5 mph N 35%
5 PM 37° Mostly Clear 39% 4 mph N 33%
6 PM 36° Partly Cloudy 35% 3 mph NW 39%
7 PM 34° Partly Cloudy 31% 5 mph SW 44%
8 PM 33° Partly Cloudy 31% 6 mph SW 48%
9 PM 31° Partly Cloudy 27% 4 mph SW 48%
10 PM 30° Partly Cloudy 18% 3 mph SE 48%
11 PM 29° Partly Cloudy 4% 4 mph ESE 48%
12 AM 29° Partly Cloudy 5% 3 mph SE 50%
1 AM 28° Mostly Clear 5% 2 mph SSE 53%
2 AM 28° Mostly Clear 3% 4 mph SSW 54%
3 AM 27° Mostly Clear 3% 4 mph SSW 56%
4 AM 27° Partly Cloudy 3% 5 mph SSW 58%
5 AM 25° Mostly Clear 3% 5 mph SSW 59%
6 AM 26° Mostly Clear 3% 5 mph SSW 55%
7 AM 28° Clear 3% 4 mph SSW 51%
8 AM 29° Clear 3% 4 mph SSW 47%
9 AM 32° Clear 3% 3 mph S 41%
10 AM 33° Clear 3% 3 mph S 36%
11 AM 37° Clear 3% 3 mph S 32%
12 PM 37° Clear 3% 2 mph SSW 30%
1 PM 37° Mostly Clear 3% 2 mph SW 29%
2 PM 38° Mostly Clear 3% 3 mph SW 27%
3 PM 39° Partly Cloudy 3% 3 mph WSW 27%
15-Day Forecast
Today
7/22
Partly Cloudy
31%
19°
37°
Thu
7/23
Mostly Clear
7%
24°
41°
Fri
7/24
Clear
39%
26°
40°
Sat
7/25
Partly Cloudy
68%
26°
41°
Sun
7/26
Rain
82%
24°
38°
Mon
7/27
Rain
90%
24°
37°
Tue
7/28
Drizzle
60%
23°
37°
Wed
7/29
Partly Cloudy
43%
23°
37°
Thu
7/30
Drizzle
68%
24°
38°
Fri
7/31
Drizzle
68%
26°
39°
Sat
8/1
Drizzle
60%
26°
40°
Sun
8/2
Drizzle
60%
27°
39°
Mon
8/3
Drizzle
60%
26°
39°
Tue
8/4
Drizzle
60%
26°
39°
Wed
8/5
Drizzle
60%
26°
38°
45
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
16 AQI 3.0 µg/m³
O3
Ground-level ozone
Dominant
45 AQI 50 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 45 Good 45 16
Fri 48 Good 48 28
Sat 50 Good 50 30
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
SBCAPE1705 J/kg
MLCAPE1054 J/kg
MUCAPE1705 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-3.5
Kinematics
0–6 km Shear10 kt
0–1 km Shear4 kt
Eff. Shear9 kt
0–1 km SRH-9
0–3 km SRH-35
Eff. SRH-35
Storm Motion114° @ 17 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado-0.0
STP (eff)0.0
Supercell0.0
K-Index42.5
Thermo & Levels
PWAT1.70 in
0–3 km LR9.1 °C/km
700–500 LR5.9 °C/km
Total Totals49.5
LCL703 hPa
LFC906 hPa
EL150 hPa
Freezing Lvl14,101 ft