Extreme Heat Warning — Clinton, IL, Washington, IL, Randolph, IL, Madison, IL, St. Clair, IL, Monroe, IL, Boone, MO, Moniteau, MO, Cole, MO, Osage, MO, Callaway, MO, Montgomery, MO, Gasconade, MO, Warren, MO, St. Charles, MO, Franklin, MO, St. Louis, MO, St. Louis City, MO, Jefferson, MO 8:00 PM 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

Reynolds County, Missouri, United States

Last updated: 5:14 AM CDT  ·  Refresh
23°C
Feels like 26°
Clear
▲ 35°  /  ▼ 23°
Wind
4 mph SSW
Humidity
78%
Dew Point
20°
Pressure
28.99 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
1%
Sunrise
6:16 AM
Sunset
8:00 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Reynolds County is currently clear at 24°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2436 J/kg) — isolated convective development possible. Sunrise: 6:16AM · Sunset: 8:00PM.

Alerts

Extreme Heat Warning
Clinton, IL, Washington, IL, Randolph, IL, Madison, IL, St. Clair, IL, Monroe, IL, Boone, MO, Moniteau, MO, Cole, MO, Osage, MO, Callaway, MO, Montgomery, MO, Gasconade, MO, Warren, MO, St. Charles, MO, Franklin, MO, St. Louis, MO, St. Louis City, MO, Jefferson, MO
Expires 8:00 PM
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
40 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
4%
6 AM
21°
4%
7 AM
22°
3%
8 AM
24°
3%
9 AM
27°
3%
10 AM
28°
3%
11 AM
30°
3%
12 PM
31°
3%
1 PM
34°
3%
2 PM
34°
3%
3 PM
34°
3%
4 PM
34°
3%
5 PM
34°
3%
6 PM
34°
3%
7 PM
32°
3%
8 PM
31°
5%
9 PM
28°
5%
10 PM
28°
8%
11 PM
27°
8%
12 AM
26°
8%
1 AM
26°
8%
2 AM
26°
9%
3 AM
26°
9%
4 AM
25°
9%
7-Day Forecast
Today
35° 23°
Clear.
Wed
37° 23°
Partly Cloudy.
Thu
38° 23°
Mostly Clear with a 25% chance of rain.
Fri
37° 23°
Clear.
Sat
39° 23°
Clear.
Sun
40° 23°
Mostly Clear with a 38% chance of rain.
Mon
36° 22°
Drizzle, 45% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Clear 4% 4 mph SSW 78%
6 AM 21° Clear 4% 5 mph SSW 76%
7 AM 22° Clear 3% 6 mph SW 76%
8 AM 24° Clear 3% 7 mph SW 70%
9 AM 27° Clear 3% 8 mph SW 63%
10 AM 28° Clear 3% 9 mph SW 56%
11 AM 30° Clear 3% 9 mph SW 52%
12 PM 31° Clear 3% 9 mph SW 48%
1 PM 34° Mostly Clear 3% 9 mph SW 44%
2 PM 34° Clear 3% 9 mph SW 43%
3 PM 34° Clear 3% 8 mph SW 41%
4 PM 34° Clear 3% 8 mph SW 42%
5 PM 34° Clear 3% 7 mph SW 46%
6 PM 34° Clear 3% 6 mph SW 51%
7 PM 32° Clear 3% 5 mph SSW 56%
8 PM 31° Mostly Clear 5% 4 mph SSW 59%
9 PM 28° Mostly Clear 5% 4 mph SSW 61%
10 PM 28° Mostly Clear 8% 4 mph SSW 64%
11 PM 27° Mostly Clear 8% 5 mph SSW 65%
12 AM 26° Clear 8% 5 mph SSW 67%
1 AM 26° Clear 8% 5 mph SSW 68%
2 AM 26° Clear 9% 5 mph SSW 68%
3 AM 26° Clear 9% 5 mph SW 68%
4 AM 25° Clear 9% 5 mph SW 69%
15-Day Forecast
Today
8/11
Clear
8%
23°
35°
Wed
8/12
Partly Cloudy
13%
23°
37°
Thu
8/13
Mostly Clear
25%
23°
38°
Fri
8/14
Clear
15%
23°
37°
Sat
8/15
Clear
15%
23°
39°
Sun
8/16
Mostly Clear
38%
23°
40°
Mon
8/17
Drizzle
45%
22°
36°
Tue
8/18
Clear
35%
20°
38°
Wed
8/19
Mostly Clear
35%
22°
39°
Thu
8/20
Drizzle
45%
22°
37°
Fri
8/21
Clear
60%
21°
36°
Sat
8/22
Drizzle
60%
21°
36°
Sun
8/23
Clear
60%
21°
36°
Mon
8/24
Drizzle
60%
20°
33°
Tue
8/25
Drizzle
60%
19°
33°
40
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
40 AQI 7.2 µg/m³
O3
Ground-level ozone
35 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 40 Good 35 40
Wed 31 Good 31 20
Thu 34 Good 34 27
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
SBCAPE631 J/kg
MLCAPE1104 J/kg
MUCAPE1391 J/kg
SBCIN-586 J/kg
MLCIN0 J/kg
Lifted Index-3.8
Kinematics
0–6 km Shear8 kt
0–1 km Shear19 kt
Eff. Shear17 kt
0–1 km SRH92
0–3 km SRH36
Eff. SRH-65
Storm Motion320° @ 13 kt
0–1 km EHI0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index27.7
Thermo & Levels
PWAT1.49 in
0–3 km LR3.8 °C/km
700–500 LR8.1 °C/km
Total Totals52.8
LCL936 hPa
LFC608 hPa
EL235 hPa
Freezing Lvl14,547 ft