Extreme Heat Warning — Knox, IL, Stark, IL, Peoria, IL, Marshall, IL, Woodford, IL, Fulton, IL, Tazewell, IL, McLean, IL, Schuyler, IL, Mason, IL, Logan, IL, De Witt, IL, Piatt, IL, Champaign, IL, Vermilion, IL, Cass, IL, Menard, IL, Scott, IL, Morgan, IL, Sangamon, IL, Christian, IL, Macon, IL, Moultrie, IL, Douglas, IL, Coles, IL, Edgar, IL, Shelby, IL, Cumberland, IL, Clark, IL, Effingham, IL, Jasper, IL, Crawford, IL, Clay, IL, Richland, IL, Lawrence, IL 7:00 PM Heat Advisory — Knox, IL, Stark, IL, Peoria, IL, Marshall, IL, Woodford, IL, Fulton, IL, Tazewell, IL, McLean, IL, Schuyler, IL, Mason, IL, Logan, IL, De Witt, IL, Piatt, IL, Champaign, IL, Vermilion, IL, Cass, IL, Menard, IL, Scott, IL, Morgan, IL, Sangamon, IL, Christian, IL, Macon, IL, Moultrie, IL, Douglas, IL, Coles, IL, Edgar, IL, Shelby, IL, Cumberland, IL, Clark, IL, Effingham, IL, Jasper, IL, Crawford, IL, Clay, IL, Richland, IL, Lawrence, IL 7:00 PM

Menard County, Illinois, United States

Last updated: 1:55 AM CDT  ·  Refresh
26°C
Feels like 27°
Clear
▲ 36°  /  ▼ 23°
Wind
8 mph S
Humidity
65%
Dew Point
19°
Pressure
29.33 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
0%
Sunrise
6:28 AM
Sunset
7:27 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Menard County is currently clear at 26°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1792 J/kg) — isolated convective development possible. Sunrise: 6:28AM · Sunset: 7:27PM.

Alerts

Extreme Heat Warning
Knox, IL, Stark, IL, Peoria, IL, Marshall, IL, Woodford, IL, Fulton, IL, Tazewell, IL, McLean, IL, Schuyler, IL, Mason, IL, Logan, IL, De Witt, IL, Piatt, IL, Champaign, IL, Vermilion, IL, Cass, IL, Menard, IL, Scott, IL, Morgan, IL, Sangamon, IL, Christian, IL, Macon, IL, Moultrie, IL, Douglas, IL, Coles, IL, Edgar, IL, Shelby, IL, Cumberland, IL, Clark, IL, Effingham, IL, Jasper, IL, Crawford, IL, Clay, IL, Richland, IL, Lawrence, IL
Expires 7:00 PM
Heat Advisory
Knox, IL, Stark, IL, Peoria, IL, Marshall, IL, Woodford, IL, Fulton, IL, Tazewell, IL, McLean, IL, Schuyler, IL, Mason, IL, Logan, IL, De Witt, IL, Piatt, IL, Champaign, IL, Vermilion, IL, Cass, IL, Menard, IL, Scott, IL, Morgan, IL, Sangamon, IL, Christian, IL, Macon, IL, Moultrie, IL, Douglas, IL, Coles, IL, Edgar, IL, Shelby, IL, Cumberland, IL, Clark, IL, Effingham, IL, Jasper, IL, Crawford, IL, Clay, IL, Richland, IL, Lawrence, IL
Expires 7:00 PM
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
8%
2 AM
25°
8%
3 AM
24°
3%
4 AM
24°
3%
5 AM
23°
3%
6 AM
23°
3%
7 AM
25°
3%
8 AM
27°
3%
9 AM
29°
3%
10 AM
31°
3%
11 AM
32°
6%
12 PM
33°
6%
1 PM
35°
6%
2 PM
34°
15%
3 PM
34°
15%
4 PM
33°
14%
5 PM
34°
5%
6 PM
34°
3%
7 PM
33°
3%
8 PM
32°
3%
9 PM
28°
3%
10 PM
27°
3%
11 PM
27°
3%
12 AM
27°
3%
7-Day Forecast
Today
36° 23°
Mostly Clear.
Fri
40° 23°
Clear.
Sat
39° 23°
Mostly Clear with a 20% chance of rain.
Sun
32° 18°
Fog.
Mon
34° 15°
Clear.
Tue
39° 18°
Clear.
Wed
42° 23°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 26° Clear 8% 8 mph S 65%
2 AM 25° Clear 8% 7 mph SSW 63%
3 AM 24° Clear 3% 7 mph SSW 67%
4 AM 24° Clear 3% 7 mph SSW 70%
5 AM 23° Clear 3% 7 mph SSW 73%
6 AM 23° Clear 3% 7 mph SSW 75%
7 AM 25° Clear 3% 8 mph SSW 70%
8 AM 27° Clear 3% 10 mph SW 63%
9 AM 29° Clear 3% 10 mph SW 57%
10 AM 31° Clear 3% 10 mph SW 53%
11 AM 32° Clear 6% 10 mph SW 48%
12 PM 33° Clear 6% 10 mph SW 44%
1 PM 35° Mostly Clear 6% 10 mph SW 44%
2 PM 34° Mostly Clear 15% 10 mph SW 45%
3 PM 34° Partly Cloudy 15% 10 mph SW 46%
4 PM 33° Mostly Clear 14% 8 mph SSW 48%
5 PM 34° Mostly Clear 5% 6 mph SSW 50%
6 PM 34° Clear 3% 7 mph SSE 54%
7 PM 33° Clear 3% 7 mph SSE 56%
8 PM 32° Clear 3% 7 mph S 59%
9 PM 28° Clear 3% 8 mph S 61%
10 PM 27° Clear 3% 7 mph S 62%
11 PM 27° Clear 3% 7 mph S 64%
12 AM 27° Clear 3% 7 mph S 66%
15-Day Forecast
Today
9/3
Mostly Clear
14%
23°
36°
Fri
9/4
Clear
6%
23°
40°
Sat
9/5
Mostly Clear
20%
23°
39°
Sun
9/6
Fog
16%
18°
32°
Mon
9/7
Clear
16%
15°
34°
Tue
9/8
Clear
17%
18°
39°
Wed
9/9
Clear
17%
23°
42°
Thu
9/10
Rain
68%
21°
39°
Fri
9/11
Drizzle
68%
20°
39°
Sat
9/12
Drizzle
66%
21°
38°
Sun
9/13
Drizzle
60%
20°
33°
Mon
9/14
Drizzle
60%
19°
34°
Tue
9/15
Drizzle
60%
18°
32°
Wed
9/16
Drizzle
60%
17°
31°
Thu
9/17
Drizzle
60%
17°
30°
53
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
53 AQI 10.1 µg/m³
O3
Ground-level ozone
44 AQI 47 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 53 Moderate 44 53
Fri 41 Good 41 41
Sat 41 Good 41 40
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 3, 05:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE56 J/kg
MLCAPE231 J/kg
MUCAPE608 J/kg
SBCIN-605 J/kg
MLCIN-261 J/kg
Lifted Index-0.5
Kinematics
0–6 km Shear20 kt
0–1 km Shear10 kt
Eff. Shear18 kt
0–1 km SRH59
0–3 km SRH80
Eff. SRH6
Storm Motion313° @ 13 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index25.5
Thermo & Levels
PWAT1.32 in
0–3 km LR5.5 °C/km
700–500 LR5.9 °C/km
Total Totals46.6
LCL898 hPa
LFC532 hPa
EL375 hPa
Freezing Lvl15,922 ft