Heat Advisory — Greene, IL, Macoupin, IL, Montgomery, IL, Bond, IL, Fayette, IL, Marion, IL, Adams, IL, Brown, IL, Pike, IL, Calhoun, IL, Jersey, IL, Knox, MO, Lewis, MO, Shelby, MO, Marion, MO, Monroe, MO, Ralls, MO, Pike, MO, Audrain, MO, Lincoln, MO, Crawford, MO, Washington, MO, St. Francois, MO, Ste. Genevieve, MO, Iron, MO, Madison, MO, Reynolds, MO 8:00 PM

Pike County, Illinois, United States

Last updated: 5:11 AM CDT  ·  Refresh
25°C
Feels like 26°
Mostly Clear
▲ 35°  /  ▼ 23°
Wind
8 mph SSW
Humidity
76%
Dew Point
21°
Pressure
29.17 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
27%
Sunrise
6:12 AM
Sunset
8:04 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Pike County is currently mostly clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3425 J/kg) — isolated convective development possible. Sunrise: 6:12AM · Sunset: 8:04PM.

Alerts

Heat Advisory
Greene, IL, Macoupin, IL, Montgomery, IL, Bond, IL, Fayette, IL, Marion, IL, Adams, IL, Brown, IL, Pike, IL, Calhoun, IL, Jersey, IL, Knox, MO, Lewis, MO, Shelby, MO, Marion, MO, Monroe, MO, Ralls, MO, Pike, MO, Audrain, MO, Lincoln, MO, Crawford, MO, Washington, MO, St. Francois, MO, Ste. Genevieve, MO, Iron, MO, Madison, MO, Reynolds, MO
Expires 8:00 PM
42 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
7%
6 AM
23°
23%
7 AM
24°
23%
8 AM
26°
23%
9 AM
27°
23%
10 AM
28°
23%
11 AM
29°
23%
12 PM
31°
24%
1 PM
32°
3%
2 PM
33°
9%
3 PM
34°
20%
4 PM
34°
20%
5 PM
34°
20%
6 PM
33°
21%
7 PM
32°
21%
8 PM
31°
21%
9 PM
29°
22%
10 PM
28°
22%
11 PM
27°
22%
12 AM
26°
14%
1 AM
26°
8%
2 AM
26°
9%
3 AM
25°
9%
4 AM
24°
26%
7-Day Forecast
Today
35° 23°
Partly Cloudy with a 23% chance of rain.
Wed
35° 23°
Partly Cloudy with a 57% chance of rain.
Thu
33° 23°
Partly Cloudy with a 72% chance of rain.
Fri
31° 20°
Mostly Cloudy with a 48% chance of rain.
Sat
38° 23°
Partly Cloudy.
Sun
34° 20°
Drizzle, 47% chance.
Mon
32° 18°
Clear with a 47% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 25° Mostly Clear 7% 8 mph SSW 76%
6 AM 23° Partly Cloudy 23% 9 mph SSW 71%
7 AM 24° Partly Cloudy 23% 9 mph SW 71%
8 AM 26° Partly Cloudy 23% 11 mph SW 66%
9 AM 27° Partly Cloudy 23% 13 mph SW 60%
10 AM 28° Partly Cloudy 23% 13 mph WSW 56%
11 AM 29° Partly Cloudy 23% 14 mph WSW 53%
12 PM 31° Mostly Cloudy 24% 14 mph WSW 50%
1 PM 32° Mostly Cloudy 3% 15 mph WSW 48%
2 PM 33° Partly Cloudy 9% 15 mph WSW 46%
3 PM 34° Mostly Cloudy 20% 15 mph SW 45%
4 PM 34° Mostly Cloudy 20% 14 mph SW 44%
5 PM 34° Partly Cloudy 20% 12 mph SW 47%
6 PM 33° Partly Cloudy 21% 11 mph SW 50%
7 PM 32° Partly Cloudy 21% 8 mph WSW 55%
8 PM 31° Partly Cloudy 21% 6 mph SW 62%
9 PM 29° Partly Cloudy 22% 6 mph SSW 70%
10 PM 28° Mostly Clear 22% 7 mph S 76%
11 PM 27° Mostly Clear 22% 6 mph S 77%
12 AM 26° Mostly Clear 14% 6 mph SSW 78%
1 AM 26° Mostly Clear 8% 6 mph SSW 79%
2 AM 26° Mostly Clear 9% 6 mph SSW 79%
3 AM 25° Partly Cloudy 9% 6 mph SSW 80%
4 AM 24° Mostly Clear 26% 5 mph SSW 80%
15-Day Forecast
Today
8/11
Partly Cloudy
23%
23°
35°
Wed
8/12
Partly Cloudy
57%
23°
35°
Thu
8/13
Partly Cloudy
72%
23°
33°
Fri
8/14
Mostly Cloudy
48%
20°
31°
Sat
8/15
Partly Cloudy
17%
23°
38°
Sun
8/16
Drizzle
47%
20°
34°
Mon
8/17
Clear
47%
18°
32°
Tue
8/18
Clear
34%
19°
36°
Wed
8/19
Mostly Cloudy
35%
22°
37°
Thu
8/20
Mostly Clear
35%
22°
40°
Fri
8/21
Drizzle
60%
19°
41°
Sat
8/22
Drizzle
60%
20°
34°
Sun
8/23
Drizzle
60%
19°
34°
Mon
8/24
Drizzle
60%
18°
32°
Tue
8/25
Drizzle
60%
18°
31°
42
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
42 AQI 7.6 µg/m³
O3
Ground-level ozone
38 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 42 Good 38 42
Wed 36 Good 36 23
Thu 38 Good 38 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 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Tue Aug 11, 08:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1447 J/kg
MLCAPE1778 J/kg
MUCAPE1995 J/kg
SBCIN-567 J/kg
MLCIN0 J/kg
Lifted Index-4.8
Kinematics
0–6 km Shear16 kt
0–1 km Shear21 kt
Eff. Shear16 kt
0–1 km SRH159
0–3 km SRH144
Eff. SRH1
Storm Motion317° @ 16 kt
0–1 km EHI1.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index21.2
Thermo & Levels
PWAT1.39 in
0–3 km LR4.2 °C/km
700–500 LR7.8 °C/km
Total Totals51.7
LCL937 hPa
LFC651 hPa
EL192 hPa
Freezing Lvl14,439 ft