Flood Warning — Fulton County, IL, Knox County, IL 9:24 PM Flood Warning — Fulton County, IL, Knox County, IL 12:24 AM

Knox County, Illinois, United States

Last updated: 7:35 AM CDT  ·  Refresh
18°C
Feels like 19°
Mostly Clear
▲ 25°  /  ▼ 17°
Wind
5 mph NNW
Humidity
94%
Dew Point
17°
Pressure
29.29 inHg
Visibility
10 mi
UV Index
3.8
Cloud Cover
24%
Sunrise
6:12 AM
Sunset
7:56 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Knox County is currently mostly clear at 18°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:12AM · Sunset: 7:56PM.

Alerts

Flood Warning
Fulton County, IL, Knox County, IL
Expires 9:24 PM
Flood Warning
Fulton County, IL, Knox County, IL
Expires 12:24 AM
34 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
18°
15%
8 AM
19°
27%
9 AM
21°
20%
10 AM
22°
21%
11 AM
23°
15%
12 PM
24°
15%
1 PM
24°
4%
2 PM
24°
4%
3 PM
24°
4%
4 PM
23°
3%
5 PM
25°
3%
6 PM
24°
3%
7 PM
23°
3%
8 PM
22°
3%
9 PM
21°
3%
10 PM
19°
3%
11 PM
19°
3%
12 AM
19°
3%
1 AM
18°
3%
2 AM
17°
3%
3 AM
17°
3%
4 AM
17°
5%
5 AM
18°
5%
6 AM
18°
5%
7-Day Forecast
Today
25° 17°
Mostly Clear with a 21% chance of rain.
Tue
26° 17°
Mostly Cloudy with a 74% chance of rain.
Wed
26° 18°
Mostly Cloudy with a 64% chance of rain.
Thu
26° 16°
Mostly Clear with a 42% chance of rain.
Fri
24° 16°
Partly Cloudy with a 33% chance of rain.
Sat
25° 17°
Clear with a 29% chance of rain.
Sun
24° 17°
Clear with a 25% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 18° Mostly Clear 15% 5 mph NNW 94%
8 AM 19° Mostly Clear 27% 6 mph NNW 88%
9 AM 21° Mostly Clear 20% 6 mph NNW 84%
10 AM 22° Mostly Clear 21% 6 mph NNW 79%
11 AM 23° Partly Cloudy 15% 7 mph NNW 74%
12 PM 24° Partly Cloudy 15% 8 mph NNW 70%
1 PM 24° Partly Cloudy 4% 8 mph NNW 68%
2 PM 24° Mostly Clear 4% 8 mph NW 67%
3 PM 24° Mostly Clear 4% 7 mph NW 67%
4 PM 23° Mostly Clear 3% 7 mph NW 68%
5 PM 25° Mostly Clear 3% 6 mph NW 71%
6 PM 24° Partly Cloudy 3% 5 mph NW 76%
7 PM 23° Mostly Clear 3% 4 mph WNW 80%
8 PM 22° Mostly Clear 3% 4 mph WNW 82%
9 PM 21° Clear 3% 4 mph WNW 85%
10 PM 19° Clear 3% 3 mph W 86%
11 PM 19° Mostly Clear 3% 3 mph WSW 87%
12 AM 19° Mostly Clear 3% 4 mph WSW 89%
1 AM 18° Partly Cloudy 3% 4 mph WSW 90%
2 AM 17° Partly Cloudy 3% 4 mph SW 90%
3 AM 17° Mostly Cloudy 3% 5 mph SW 90%
4 AM 17° Mostly Cloudy 5% 5 mph SW 90%
5 AM 18° Mostly Cloudy 5% 5 mph SW 91%
6 AM 18° Mostly Cloudy 5% 5 mph SW 91%
15-Day Forecast
Today
8/17
Mostly Clear
21%
17°
25°
Tue
8/18
Mostly Cloudy
74%
17°
26°
Wed
8/19
Mostly Cloudy
64%
18°
26°
Thu
8/20
Mostly Clear
42%
16°
26°
Fri
8/21
Partly Cloudy
33%
16°
24°
Sat
8/22
Clear
29%
17°
25°
Sun
8/23
Clear
25%
17°
24°
Mon
8/24
Mostly Clear
34%
18°
25°
Tue
8/25
Thunderstorm
66%
17°
25°
Wed
8/26
Drizzle
47%
17°
24°
Thu
8/27
Drizzle
60%
15°
23°
Fri
8/28
Drizzle
60%
16°
24°
Sat
8/29
Drizzle
60%
16°
24°
Sun
8/30
Drizzle
60%
15°
23°
Mon
8/31
Drizzle
60%
14°
23°
34
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
34 AQI 6.3 µg/m³
O3
Ground-level ozone
31 AQI 33 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 34 Good 31 34
Wed 42 Good 23 42
Thu 36 Good 31 36
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Mon Aug 17, 11:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE21 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index5.9
Kinematics
0–6 km Shear23 kt
0–1 km Shear9 kt
Eff. Shear—
0–1 km SRH-35
0–3 km SRH44
Eff. SRH—
Storm Motion323° @ 25 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index9.7
Thermo & Levels
PWAT1.03 in
0–3 km LR2.8 °C/km
700–500 LR6.2 °C/km
Total Totals34.7
LCL971 hPa
LFC—
EL—
Freezing Lvl14,587 ft