Greenville, Texas

Last updated: 7:08 AM CDT  ·  Refresh
25°C
Feels like 28°
Clear
▲ 37°  /  ▼ 23°
Wind
7 mph S
Humidity
83%
Dew Point
22°
Pressure
29.43 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
7%
Sunrise
7:04 AM
Sunset
7:37 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Greenville is currently clear at 25°C. Precipitation is likely — peak probability 57% around 5 PM. Atmospheric instability is elevated (CAPE up to 1546 J/kg) — isolated convective development possible. Sunrise: 7:04AM · Sunset: 7:37PM.

Alerts

No active alerts for this location.
49 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
11%
8 AM
25°
27%
9 AM
27°
21%
10 AM
29°
21%
11 AM
31°
21%
12 PM
33°
21%
1 PM
34°
33%
2 PM
36°
38%
3 PM
36°
41%
4 PM
36°
48%
5 PM
34°
57%
6 PM
34°
48%
7 PM
33°
39%
8 PM
32°
40%
9 PM
31°
39%
10 PM
29°
33%
11 PM
28°
39%
12 AM
28°
52%
1 AM
27°
55%
2 AM
26°
55%
3 AM
26°
51%
4 AM
26°
40%
5 AM
25°
40%
6 AM
23°
44%
7-Day Forecast
Today
37° 23°
Mostly Clear with a 48% chance of rain.
Fri
37° 23°
Mostly Clear with a 67% chance of rain.
Sat
39° 22°
Mostly Clear.
Sun
37° 22°
Clear.
Mon
38° 23°
Clear.
Tue
38° 23°
Clear.
Wed
37° 23°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 25° Clear 11% 7 mph S 83%
8 AM 25° Clear 27% 8 mph SSW 74%
9 AM 27° Clear 21% 9 mph SSW 67%
10 AM 29° Clear 21% 9 mph SSW 60%
11 AM 31° Clear 21% 8 mph SSW 53%
12 PM 33° Clear 21% 7 mph SSW 47%
1 PM 34° Mostly Clear 33% 7 mph SSW 41%
2 PM 36° Mostly Clear 38% 7 mph SSW 40%
3 PM 36° Mostly Clear 41% 8 mph SSW 39%
4 PM 36° Mostly Clear 48% 8 mph S 39%
5 PM 34° Mostly Clear 57% 8 mph S 47%
6 PM 34° Partly Cloudy 48% 7 mph S 51%
7 PM 33° Partly Cloudy 39% 8 mph SSE 54%
8 PM 32° Mostly Cloudy 40% 6 mph SSE 59%
9 PM 31° Mostly Cloudy 39% 7 mph SE 65%
10 PM 29° Overcast 33% 9 mph E 70%
11 PM 28° Drizzle 39% 7 mph ENE 73%
12 AM 28° Rain 52% 8 mph NNE 75%
1 AM 27° Rain 55% 9 mph NNW 78%
2 AM 26° Rain 55% 6 mph N 83%
3 AM 26° Rain 51% 5 mph N 85%
4 AM 26° Overcast 40% 5 mph ESE 87%
5 AM 25° Mostly Cloudy 40% 4 mph E 88%
6 AM 23° Partly Cloudy 44% 3 mph SSE 88%
15-Day Forecast
Today
9/10
Mostly Clear
48%
23°
37°
Fri
9/11
Mostly Clear
67%
23°
37°
Sat
9/12
Mostly Clear
18%
22°
39°
Sun
9/13
Clear
7%
22°
37°
Mon
9/14
Clear
7%
23°
38°
Tue
9/15
Clear
7%
23°
38°
Wed
9/16
Clear
15%
23°
37°
Thu
9/17
Rain
53%
23°
36°
Fri
9/18
Drizzle
47%
19°
32°
Sat
9/19
Drizzle
47%
19°
31°
Sun
9/20
Drizzle
60%
19°
32°
Mon
9/21
Drizzle
60%
21°
32°
Tue
9/22
Drizzle
60%
19°
32°
Wed
9/23
Drizzle
60%
20°
32°
Thu
9/24
Clear
25%
20°
32°
49
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
34 AQI 6.1 µg/m³
O3
Ground-level ozone
Dominant
49 AQI 54 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Fri 49 Good 49 34
Sat 42 Good 42 25
Sun 37 Good 36 37
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 Thu Sep 10, 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
SBCAPE829 J/kg
MLCAPE422 J/kg
MUCAPE829 J/kg
SBCIN-214 J/kg
MLCIN-225 J/kg
Lifted Index-2.6
Kinematics
0–6 km Shear3 kt
0–1 km Shear13 kt
Eff. Shear3 kt
0–1 km SRH-52
0–3 km SRH-1
Eff. SRH-1
Storm Motion141° @ 18 kt
0–1 km EHI-0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index27.1
Thermo & Levels
PWAT1.66 in
0–3 km LR4.8 °C/km
700–500 LR6.1 °C/km
Total Totals44.2
LCL952 hPa
LFC680 hPa
EL217 hPa
Freezing Lvl15,646 ft