Piatt County, Illinois, United States

Last updated: 7:11 PM CDT  ·  Refresh
23°C
Feels like 26°
Rain
▲ 31°  /  ▼ 19°
Wind
7 mph NW
Humidity
95%
Dew Point
22°
Pressure
29.21 inHg
Visibility
10 mi
UV Index
2.1
Cloud Cover
76%
Sunrise
5:31 AM
Sunset
8:26 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Piatt County is currently rain at 23°C. Precipitation is likely — peak probability 73% around 7 PM. Atmospheric instability is elevated (CAPE up to 1295 J/kg) — isolated convective development possible. Sunrise: 5:31AM · Sunset: 8:26PM.

Alerts

No active alerts for this location.
57 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
73%
8 PM
24°
52%
9 PM
23°
33%
10 PM
23°
25%
11 PM
23°
35%
12 AM
22°
35%
1 AM
21°
10%
2 AM
21°
11%
3 AM
21°
20%
4 AM
20°
20%
5 AM
19°
20%
6 AM
19°
12%
7 AM
19°
17%
8 AM
21°
29%
9 AM
22°
37%
10 AM
23°
46%
11 AM
23°
47%
12 PM
24°
45%
1 PM
26°
48%
2 PM
27°
57%
3 PM
27°
53%
4 PM
27°
43%
5 PM
28°
48%
6 PM
27°
42%
7-Day Forecast
Tonight
31° 19°
Rain, 73% chance.
Sun
28° 19°
Mostly Cloudy with a 48% chance of rain.
Mon
27° 17°
Partly Cloudy with a 26% chance of rain.
Tue
28° 17°
Partly Cloudy.
Wed
27° 18°
Mostly Cloudy.
Thu
27° 20°
Heavy Rain, 90% chance.
Fri
27° 18°
Rain, 82% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Rain 73% 7 mph NW 95%
8 PM 24° Overcast 52% 4 mph NNE 94%
9 PM 23° Overcast 33% 3 mph E 96%
10 PM 23° Overcast 25% 3 mph SSW 96%
11 PM 23° Mostly Cloudy 35% 3 mph WNW 97%
12 AM 22° Mostly Cloudy 35% 4 mph WNW 97%
1 AM 21° Partly Cloudy 10% 5 mph WNW 97%
2 AM 21° Mostly Cloudy 11% 5 mph NW 97%
3 AM 21° Overcast 20% 5 mph NNW 97%
4 AM 20° Overcast 20% 4 mph NNW 97%
5 AM 19° Overcast 20% 4 mph NNW 97%
6 AM 19° Overcast 12% 4 mph NNW 96%
7 AM 19° Fog 17% 5 mph N 95%
8 AM 21° Mostly Cloudy 29% 5 mph N 92%
9 AM 22° Mostly Cloudy 37% 6 mph N 89%
10 AM 23° Mostly Cloudy 46% 6 mph N 86%
11 AM 23° Mostly Cloudy 47% 6 mph N 84%
12 PM 24° Mostly Cloudy 45% 6 mph N 81%
1 PM 26° Mostly Cloudy 48% 6 mph N 78%
2 PM 27° Mostly Cloudy 57% 7 mph NNW 76%
3 PM 27° Mostly Cloudy 53% 7 mph NNW 74%
4 PM 27° Overcast 43% 7 mph NNW 74%
5 PM 28° Mostly Cloudy 48% 8 mph N 77%
6 PM 27° Mostly Cloudy 42% 8 mph N 80%
15-Day Forecast
Today
7/4
Rain
73%
19°
31°
Sun
7/5
Mostly Cloudy
48%
19°
28°
Mon
7/6
Partly Cloudy
26%
17°
27°
Tue
7/7
Partly Cloudy
14%
17°
28°
Wed
7/8
Mostly Cloudy
16%
18°
27°
Thu
7/9
Heavy Rain
90%
20°
27°
Fri
7/10
Rain
82%
18°
27°
Sat
7/11
Clear
17%
17°
26°
Sun
7/12
Drizzle
63%
15°
25°
Mon
7/13
Mostly Clear
44%
16°
27°
Tue
7/14
Drizzle
60%
17°
28°
Wed
7/15
Drizzle
60%
17°
28°
Thu
7/16
Drizzle
60%
17°
26°
Fri
7/17
Drizzle
60%
17°
26°
Sat
7/18
Drizzle
60%
17°
26°
57
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
57 AQI 12.5 µg/m³
O3
Ground-level ozone
34 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 57 Moderate 34 57
Mon 43 Good 38 43
Tue 59 Moderate 35 59
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 Sat Jul 4, 22:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE476 J/kg
MLCAPE1394 J/kg
MUCAPE1977 J/kg
SBCIN-101 J/kg
MLCIN0 J/kg
Lifted Index-1.9
Kinematics
0–6 km Shear20 kt
0–1 km Shear11 kt
Eff. Shear20 kt
0–1 km SRH-33
0–3 km SRH-49
Eff. SRH-49
Storm Motion212° @ 18 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index41.0
Thermo & Levels
PWAT2.39 in
0–3 km LR5.3 °C/km
700–500 LR5.1 °C/km
Total Totals48.8
LCL967 hPa
LFC766 hPa
EL283 hPa
Freezing Lvl13,468 ft