Flood Warning — Hancock County, IL, McDonough County, IL, Clinton County, IA, Scott County, IA 4:20 AM Flood Watch 1:54 AM

McDonough County, Illinois, United States

Last updated: 5:02 PM CDT  ·  Refresh
26°C
Feels like 28°
Partly Cloudy
▲ 27°  /  ▼ 16°
Wind
2 mph W
Humidity
62%
Dew Point
16°
Pressure
29.44 inHg
Visibility
10 mi
UV Index
6.5
Cloud Cover
46%
Sunrise
5:33 AM
Sunset
8:36 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: McDonough County is currently partly cloudy at 26°C. Precipitation is likely — peak probability 61% around 5 PM. Atmospheric instability is elevated (CAPE up to 1086 J/kg) — isolated convective development possible. Sunrise: 5:33AM · Sunset: 8:36PM.

Alerts

Flood Warning
Hancock County, IL, McDonough County, IL, Clinton County, IA, Scott County, IA
Expires 4:20 AM
Flood Watch
Expires 1:54 AM
36 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
23%
6 PM
27°
25%
7 PM
26°
23%
8 PM
24°
23%
9 PM
23°
23%
10 PM
21°
23%
11 PM
20°
25%
12 AM
19°
25%
1 AM
19°
5%
2 AM
18°
5%
3 AM
18°
5%
4 AM
18°
9%
5 AM
18°
9%
6 AM
16°
9%
7 AM
17°
9%
8 AM
18°
38%
9 AM
19°
39%
10 AM
21°
47%
11 AM
22°
50%
12 PM
22°
56%
1 PM
23°
53%
2 PM
26°
53%
3 PM
26°
54%
4 PM
27°
61%
7-Day Forecast
Today
27° 16°
Mostly Cloudy with a 25% chance of rain.
Wed
28° 16°
Rain, 61% chance.
Thu
29° 17°
Drizzle, 74% chance.
Fri
26° 18°
Rain, 90% chance.
Sat
30° 19°
Clear with a 62% chance of rain.
Sun
32° 21°
Clear with a 53% chance of rain.
Mon
33° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 26° Partly Cloudy 23% 2 mph W 62%
6 PM 27° Partly Cloudy 25% 2 mph SE 64%
7 PM 26° Rain 23% 2 mph SE 68%
8 PM 24° Rain 23% 3 mph SE 76%
9 PM 23° Rain 23% 4 mph SSE 79%
10 PM 21° Rain 23% 4 mph SE 83%
11 PM 20° Rain 25% 4 mph SE 85%
12 AM 19° Rain 25% 4 mph SSE 86%
1 AM 19° Partly Cloudy 5% 5 mph SSE 86%
2 AM 18° Partly Cloudy 5% 5 mph S 87%
3 AM 18° Partly Cloudy 5% 5 mph S 87%
4 AM 18° Partly Cloudy 9% 5 mph S 88%
5 AM 18° Partly Cloudy 9% 6 mph S 86%
6 AM 16° Partly Cloudy 9% 6 mph S 86%
7 AM 17° Mostly Cloudy 9% 6 mph S 84%
8 AM 18° Drizzle 38% 8 mph S 81%
9 AM 19° Drizzle 39% 9 mph S 78%
10 AM 21° Drizzle 47% 10 mph SSW 75%
11 AM 22° Drizzle 50% 10 mph SSW 76%
12 PM 22° Rain 56% 9 mph SSW 77%
1 PM 23° Rain 53% 10 mph SW 78%
2 PM 26° Rain 53% 10 mph SW 77%
3 PM 26° Rain 54% 10 mph SW 77%
4 PM 27° Rain 61% 10 mph SW 76%
15-Day Forecast
Today
6/23
Mostly Cloudy
25%
16°
27°
Wed
6/24
Rain
61%
16°
28°
Thu
6/25
Drizzle
74%
17°
29°
Fri
6/26
Rain
90%
18°
26°
Sat
6/27
Clear
62%
19°
30°
Sun
6/28
Clear
53%
21°
32°
Mon
6/29
Clear
14%
22°
33°
Tue
6/30
Clear
38%
23°
33°
Wed
7/1
Thunderstorm
66%
23°
33°
Thu
7/2
Drizzle
63%
23°
33°
Fri
7/3
Clear
47%
23°
30°
Sat
7/4
Drizzle
66%
21°
32°
Sun
7/5
Drizzle
66%
20°
31°
Mon
7/6
Drizzle
66%
19°
30°
Tue
7/7
Drizzle
66%
19°
31°
36
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
35 AQI 6.4 µg/m³
O3
Ground-level ozone
Dominant
36 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 36 Good 36 35
Thu 38 Good 37 38
Fri 35 Good 35 16
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 Tue Jun 23, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE182 J/kg
MLCAPE70 J/kg
MUCAPE182 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index0.3
Kinematics
0–6 km Shear34 kt
0–1 km Shear3 kt
Eff. Shear25 kt
0–1 km SRH-4
0–3 km SRH-56
Eff. SRH-56
Storm Motion246° @ 18 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index28.2
Thermo & Levels
PWAT1.27 in
0–3 km LR7.4 °C/km
700–500 LR4.9 °C/km
Total Totals41.7
LCL866 hPa
LFC997 hPa
EL336 hPa
Freezing Lvl13,458 ft