Excessive Heat Warning — Greene, IL, Macoupin, IL, Montgomery, IL, Bond, IL, Fayette, IL, Clinton, IL, Marion, IL, Washington, IL, Randolph, 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, Montgomery, MO, Lincoln, MO, Gasconade, MO, Warren, MO, Franklin, MO, Crawford, MO, Washington, MO, St. Francois, MO, Ste. Genevieve, MO, Iron, MO, Madison, MO, Reynolds, MO 9:00 PM Excessive Heat Watch 7:00 PM

Monroe County, Missouri, United States

Last updated: 7:44 AM CDT  ·  Refresh
27°C
Feels like 30°
Partly Cloudy
▲ 38°  /  ▼ 25°
Wind
4 mph WSW
Humidity
91%
Dew Point
25°
Pressure
29.18 inHg
Visibility
8 mi
UV Index
4.2
Cloud Cover
46%
Sunrise
6:02 AM
Sunset
8:26 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Monroe County is currently partly cloudy at 27°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 4328 J/kg) — isolated convective development possible. Sunrise: 6:02AM · Sunset: 8:26PM.

Alerts

Excessive Heat Warning
Greene, IL, Macoupin, IL, Montgomery, IL, Bond, IL, Fayette, IL, Clinton, IL, Marion, IL, Washington, IL, Randolph, 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, Montgomery, MO, Lincoln, MO, Gasconade, MO, Warren, MO, Franklin, MO, Crawford, MO, Washington, MO, St. Francois, MO, Ste. Genevieve, MO, Iron, MO, Madison, MO, Reynolds, MO
Expires 9:00 PM
Excessive Heat Watch
Expires 7:00 PM
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
11%
8 AM
28°
23%
9 AM
31°
14%
10 AM
32°
14%
11 AM
33°
14%
12 PM
34°
14%
1 PM
37°
15%
2 PM
37°
15%
3 PM
38°
15%
4 PM
37°
7%
5 PM
37°
8%
6 PM
35°
3%
7 PM
33°
3%
8 PM
32°
5%
9 PM
30°
5%
10 PM
29°
5%
11 PM
28°
5%
12 AM
28°
5%
1 AM
27°
11%
2 AM
27°
21%
3 AM
27°
21%
4 AM
26°
21%
5 AM
26°
21%
6 AM
26°
18%
7-Day Forecast
Today
38° 25°
Partly Cloudy.
Mon
38° 26°
Mostly Clear with a 36% chance of rain.
Tue
36° 22°
Partly Cloudy with a 35% chance of rain.
Wed
34° 20°
Partly Cloudy with a 37% chance of rain.
Thu
34° 19°
Rain, 64% chance.
Fri
32° 21°
Rain, 82% chance.
Sat
32° 19°
Clear with a 30% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 27° Partly Cloudy 11% 4 mph WSW 91%
8 AM 28° Partly Cloudy 23% 6 mph WSW 82%
9 AM 31° Partly Cloudy 14% 7 mph WSW 75%
10 AM 32° Partly Cloudy 14% 8 mph WSW 69%
11 AM 33° Partly Cloudy 14% 8 mph WSW 63%
12 PM 34° Partly Cloudy 14% 9 mph WSW 58%
1 PM 37° Mostly Clear 15% 10 mph WSW 54%
2 PM 37° Mostly Clear 15% 10 mph WSW 51%
3 PM 38° Partly Cloudy 15% 10 mph WSW 49%
4 PM 37° Partly Cloudy 7% 9 mph WSW 50%
5 PM 37° Mostly Clear 8% 8 mph SW 54%
6 PM 35° Mostly Clear 3% 8 mph SW 58%
7 PM 33° Partly Cloudy 3% 7 mph SSW 62%
8 PM 32° Partly Cloudy 5% 6 mph SSW 66%
9 PM 30° Partly Cloudy 5% 5 mph SSW 70%
10 PM 29° Partly Cloudy 5% 6 mph SSW 71%
11 PM 28° Partly Cloudy 5% 6 mph SSW 71%
12 AM 28° Partly Cloudy 5% 7 mph SW 72%
1 AM 27° Partly Cloudy 11% 7 mph SW 72%
2 AM 27° Mostly Cloudy 21% 7 mph SW 74%
3 AM 27° Mostly Cloudy 21% 7 mph SW 74%
4 AM 26° Mostly Cloudy 21% 6 mph SW 76%
5 AM 26° Mostly Cloudy 21% 6 mph SW 77%
6 AM 26° Mostly Cloudy 18% 6 mph SW 79%
15-Day Forecast
Today
7/26
Partly Cloudy
15%
25°
38°
Mon
7/27
Mostly Clear
36%
26°
38°
Tue
7/28
Partly Cloudy
35%
22°
36°
Wed
7/29
Partly Cloudy
37%
20°
34°
Thu
7/30
Rain
64%
19°
34°
Fri
7/31
Rain
82%
21°
32°
Sat
8/1
Clear
30%
19°
32°
Sun
8/2
Drizzle
42%
19°
33°
Mon
8/3
Drizzle
44%
19°
34°
Tue
8/4
Clear
44%
21°
36°
Wed
8/5
Drizzle
60%
21°
36°
Thu
8/6
Drizzle
60%
21°
35°
Fri
8/7
Drizzle
60%
21°
35°
Sat
8/8
Drizzle
60%
21°
36°
Sun
8/9
Drizzle
60%
22°
36°
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 10.4 µg/m³
O3
Ground-level ozone
40 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 53 Moderate 40 53
Tue 43 Good 36 43
Wed 47 Good 47 40
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 Sun Jul 26, 11:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2944 J/kg
MLCAPE2788 J/kg
MUCAPE3303 J/kg
SBCIN-253 J/kg
MLCIN0 J/kg
Lifted Index-5.6
Kinematics
0–6 km Shear16 kt
0–1 km Shear15 kt
Eff. Shear19 kt
0–1 km SRH-13
0–3 km SRH17
Eff. SRH29
Storm Motion267° @ 17 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.9
K-Index26.2
Thermo & Levels
PWAT1.59 in
0–3 km LR4.7 °C/km
700–500 LR6.2 °C/km
Total Totals45.0
LCL965 hPa
LFC720 hPa
EL155 hPa
Freezing Lvl16,299 ft