Alexander County, Illinois, United States

Last updated: 5:51 PM CDT  ·  Refresh
16°C
Feels like 13°
Clear
▲ 22°  /  ▼ 4°
Wind
4 mph SSW
Humidity
52%
Dew Point
6°
Pressure
29.65 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
1%
Sunrise
6:30 AM
Sunset
4:51 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Alexander County is currently clear at 16°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:30AM · Sunset: 4:51PM.

Alerts

No active alerts for this location.
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
16°
0%
6 PM
16°
0%
7 PM
14°
0%
8 PM
12°
0%
9 PM
11°
0%
10 PM
11°
0%
11 PM
10°
0%
12 AM
9°
0%
1 AM
9°
0%
2 AM
8°
0%
3 AM
8°
0%
4 AM
6°
0%
5 AM
5°
0%
6 AM
6°
0%
7 AM
8°
1%
8 AM
11°
1%
9 AM
13°
1%
10 AM
15°
1%
11 AM
17°
1%
12 PM
22°
1%
1 PM
23°
1%
2 PM
23°
1%
3 PM
22°
1%
4 PM
21°
1%
7-Day Forecast
Today
22° 4°
Clear.
Wed
26° 5°
Partly Cloudy.
Thu
17° 2°
Partly Cloudy.
Fri
12° -3°
Mostly Clear.
Sat
12° -6°
Mostly Clear.
Sun
14° -4°
Partly Cloudy.
Mon
14° -2°
Mostly Clear.
TimeTempConditionsPrecipWindHumidity
Now 16° Clear 0% 4 mph SSW 52%
6 PM 16° Clear 0% 4 mph SSW 59%
7 PM 14° Clear 0% 4 mph SW 63%
8 PM 12° Clear 0% 4 mph SW 67%
9 PM 11° Clear 0% 3 mph SW 71%
10 PM 11° Clear 0% 3 mph SW 75%
11 PM 10° Clear 0% 3 mph SW 79%
12 AM 9° Clear 0% 4 mph SW 82%
1 AM 9° Clear 0% 4 mph SW 84%
2 AM 8° Clear 0% 4 mph SW 87%
3 AM 8° Clear 0% 4 mph SW 89%
4 AM 6° Mostly Clear 0% 4 mph SSW 91%
5 AM 5° Mostly Clear 0% 4 mph SSW 92%
6 AM 6° Partly Cloudy 0% 4 mph SW 92%
7 AM 8° Mostly Cloudy 1% 6 mph SW 92%
8 AM 11° Partly Cloudy 1% 7 mph SW 87%
9 AM 13° Partly Cloudy 1% 8 mph SW 79%
10 AM 15° Partly Cloudy 1% 10 mph SW 74%
11 AM 17° Partly Cloudy 1% 11 mph SW 70%
12 PM 22° Mostly Clear 1% 12 mph WSW 66%
1 PM 23° Mostly Clear 1% 12 mph WSW 62%
2 PM 23° Mostly Clear 1% 12 mph W 59%
3 PM 22° Mostly Clear 1% 11 mph W 58%
4 PM 21° Mostly Clear 1% 11 mph W 60%
15-Day Forecast
Today
11/10
Clear
0%
4°
22°
Wed
11/11
Partly Cloudy
1%
5°
26°
Thu
11/12
Partly Cloudy
1%
2°
17°
Fri
11/13
Mostly Clear
0%
-3°
12°
Sat
11/14
Mostly Clear
0%
-6°
12°
Sun
11/15
Partly Cloudy
10%
-4°
14°
Mon
11/16
Mostly Clear
6%
-2°
14°
Tue
11/17
Clear
1%
-3°
15°
Wed
11/18
Mostly Clear
3%
-2°
17°
Thu
11/19
Mostly Cloudy
7%
1°
18°
Fri
11/20
Partly Cloudy
9%
4°
19°
Sat
11/21
Drizzle
90%
5°
21°
Sun
11/22
Drizzle
82%
5°
17°
Mon
11/23
Drizzle
70%
3°
13°
Tue
11/24
Clear
81%
3°
12°
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 10.2 µg/m³
O3
Ground-level ozone
32 AQI 36 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 53 Moderate 32 53
Thu 51 Moderate 31 51
Fri 32 Good 31 32
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 Tue Nov 10, 22:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE2 J/kg
MUCAPE7 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index12.3
Kinematics
0–6 km Shear11 kt
0–1 km Shear7 kt
Eff. Shear—
0–1 km SRH30
0–3 km SRH51
Eff. SRH—
Storm Motion349° @ 12 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-19.0
Thermo & Levels
PWAT0.36 in
0–3 km LR3.8 °C/km
700–500 LR6.5 °C/km
Total Totals24.5
LCL873 hPa
LFC—
EL—
Freezing Lvl12,201 ft