Severe Thunderstorm Watch 7:00 PM Severe Thunderstorm Watch 7:00 PM Heat Advisory — Peoria, IL, Woodford, IL, Fulton, IL, Tazewell, IL, McLean, IL, Mason, IL, Schuyler, 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, Knox, IL, Stark, IL, Marshall, IL 7:00 PM

Marshall County, Illinois, United States

Last updated: 6:18 PM CDT  ·  Refresh
24°C
Feels like 28°
Mostly Cloudy
▲ 28°  /  ▼ 19°
Wind
4 mph NNE
Humidity
86%
Dew Point
22°
Pressure
29.23 inHg
Visibility
6 mi
UV Index
2.9
Cloud Cover
82%
Sunrise
5:30 AM
Sunset
8:32 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Marshall County is currently mostly cloudy at 24°C. Precipitation is likely — peak probability 64% around 8 PM. Atmospheric instability is elevated (CAPE up to 1507 J/kg) — isolated convective development possible. Sunrise: 5:30AM · Sunset: 8:32PM.

Alerts

Severe Thunderstorm Watch
Expires 7:00 PM
Severe Thunderstorm Watch
Expires 7:00 PM
Heat Advisory
Peoria, IL, Woodford, IL, Fulton, IL, Tazewell, IL, McLean, IL, Mason, IL, Schuyler, 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, Knox, IL, Stark, IL, Marshall, IL
Expires 7:00 PM
55 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
35%
7 PM
26°
54%
8 PM
24°
64%
9 PM
23°
58%
10 PM
22°
41%
11 PM
22°
29%
12 AM
22°
23%
1 AM
21°
11%
2 AM
21°
11%
3 AM
21°
25%
4 AM
21°
11%
5 AM
19°
11%
6 AM
19°
11%
7 AM
19°
17%
8 AM
21°
28%
9 AM
22°
33%
10 AM
23°
50%
11 AM
23°
51%
12 PM
24°
56%
1 PM
25°
55%
2 PM
25°
56%
3 PM
25°
56%
4 PM
25°
38%
5 PM
27°
42%
7-Day Forecast
Tonight
28° 19°
Mostly Cloudy with a 58% chance of rain.
Sun
27° 18°
Mostly Cloudy with a 56% chance of rain.
Mon
28° 17°
Mostly Clear.
Tue
28° 16°
Partly Cloudy.
Wed
27° 18°
Mostly Cloudy with a 30% chance of rain.
Thu
24° 18°
Rain, 90% chance.
Fri
26° 17°
Rain, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 24° Mostly Cloudy 35% 4 mph NNE 86%
7 PM 26° Overcast 54% 5 mph NE 90%
8 PM 24° Heavy Rain 64% 4 mph NNE 91%
9 PM 23° Overcast 58% 3 mph N 93%
10 PM 22° Overcast 41% 4 mph NNW 94%
11 PM 22° Overcast 29% 4 mph NNW 95%
12 AM 22° Overcast 23% 4 mph N 96%
1 AM 21° Overcast 11% 5 mph N 97%
2 AM 21° Overcast 11% 4 mph NNE 97%
3 AM 21° Overcast 25% 4 mph N 97%
4 AM 21° Overcast 11% 4 mph N 97%
5 AM 19° Overcast 11% 4 mph N 97%
6 AM 19° Fog 11% 4 mph N 96%
7 AM 19° Haze 17% 5 mph N 95%
8 AM 21° Mostly Cloudy 28% 6 mph N 92%
9 AM 22° Overcast 33% 7 mph NNW 89%
10 AM 23° Overcast 50% 7 mph NNW 87%
11 AM 23° Overcast 51% 7 mph N 86%
12 PM 24° Overcast 56% 7 mph N 84%
1 PM 25° Overcast 55% 7 mph N 82%
2 PM 25° Overcast 56% 7 mph N 83%
3 PM 25° Overcast 56% 8 mph N 83%
4 PM 25° Overcast 38% 8 mph N 84%
5 PM 27° Mostly Cloudy 42% 8 mph NNE 84%
15-Day Forecast
Today
7/4
Mostly Cloudy
58%
19°
28°
Sun
7/5
Mostly Cloudy
56%
18°
27°
Mon
7/6
Mostly Clear
12%
17°
28°
Tue
7/7
Partly Cloudy
18%
16°
28°
Wed
7/8
Mostly Cloudy
30%
18°
27°
Thu
7/9
Rain
90%
18°
24°
Fri
7/10
Rain
52%
17°
26°
Sat
7/11
Mostly Clear
53%
16°
24°
Sun
7/12
Drizzle
43%
14°
26°
Mon
7/13
Partly Cloudy
44%
15°
26°
Tue
7/14
Overcast
44%
17°
28°
Wed
7/15
Drizzle
60%
17°
27°
Thu
7/16
Drizzle
60%
16°
23°
Fri
7/17
Drizzle
60%
16°
24°
Sat
7/18
Drizzle
60%
17°
24°
55
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
55 AQI 11.2 µg/m³
O3
Ground-level ozone
36 AQI 40 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sun 55 Moderate 36 55
Mon 52 Moderate 39 52
Tue 63 Moderate 46 63
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
SBCAPE972 J/kg
MLCAPE513 J/kg
MUCAPE972 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-3.2
Kinematics
0–6 km Shear25 kt
0–1 km Shear12 kt
Eff. Shear25 kt
0–1 km SRH-99
0–3 km SRH-124
Eff. SRH-124
Storm Motion210° @ 18 kt
0–1 km EHI-0.6
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index33.7
Thermo & Levels
PWAT1.82 in
0–3 km LR5.8 °C/km
700–500 LR5.2 °C/km
Total Totals45.4
LCL954 hPa
LFC990 hPa
EL201 hPa
Freezing Lvl14,081 ft