Freeze 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, Madison, IL, St. Clair, IL, Monroe, IL, Knox, MO, Lewis, MO, Shelby, MO, Marion, MO, Monroe, MO, Ralls, MO, Pike, MO, Boone, MO, Audrain, MO, Moniteau, MO, Cole, MO, Osage, MO, Callaway, MO, Montgomery, MO, Lincoln, MO, Gasconade, MO, Warren, MO, St. Charles, MO, Franklin, MO, St. Louis, MO, St. Louis City, MO, Jefferson, MO, Crawford, MO, Washington, MO, St. Francois, MO, Ste. Genevieve, MO, Iron, MO, Madison, MO, Reynolds, MO 8:00 AM

Shelby County, Missouri, United States

Last updated: 1:21 PM CDT  ·  Refresh
8°C
Feels like 6°
Mostly Cloudy
▲ 9°  /  ▼ -1°
Wind
7 mph N
Humidity
70%
Dew Point
3°
Pressure
29.42 inHg
Visibility
10 mi
UV Index
4.1
Cloud Cover
77%
Sunrise
6:41 AM
Sunset
5:00 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Shelby County is currently mostly cloudy at 8°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:41AM · Sunset: 5:00PM.

28 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
8°
0%
2 PM
9°
0%
3 PM
9°
0%
4 PM
9°
0%
5 PM
8°
0%
6 PM
6°
0%
7 PM
6°
0%
8 PM
4°
0%
9 PM
4°
0%
10 PM
3°
0%
11 PM
3°
0%
12 AM
2°
0%
1 AM
2°
0%
2 AM
1°
0%
3 AM
1°
0%
4 AM
-1°
0%
5 AM
-1°
0%
6 AM
-1°
0%
7 AM
0°
0%
8 AM
2°
0%
9 AM
3°
0%
10 AM
4°
0%
11 AM
6°
0%
12 PM
8°
0%
7-Day Forecast
Today
9° -1°
Mostly Cloudy.
Sat
12° -1°
Mostly Cloudy.
Sun
17° 3°
Clear.
Mon
19° 6°
Mostly Clear.
Tue
17° 6°
Clear.
Wed
14° 4°
Partly Cloudy with a 41% chance of rain.
Thu
9° 2°
Mostly Cloudy with a 57% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 8° Mostly Cloudy 0% 7 mph N 70%
2 PM 9° Mostly Cloudy 0% 6 mph NNW 67%
3 PM 9° Mostly Cloudy 0% 6 mph NNW 66%
4 PM 9° Mostly Cloudy 0% 5 mph NNW 67%
5 PM 8° Partly Cloudy 0% 4 mph NNW 72%
6 PM 6° Partly Cloudy 0% 4 mph NNW 76%
7 PM 6° Partly Cloudy 0% 3 mph NNW 80%
8 PM 4° Partly Cloudy 0% 3 mph NNW 83%
9 PM 4° Partly Cloudy 0% 3 mph N 84%
10 PM 3° Partly Cloudy 0% 2 mph N 86%
11 PM 3° Partly Cloudy 0% 2 mph NNE 87%
12 AM 2° Partly Cloudy 0% 2 mph N 88%
1 AM 2° Partly Cloudy 0% 2 mph N 89%
2 AM 1° Partly Cloudy 0% 1 mph NW 90%
3 AM 1° Partly Cloudy 0% 1 mph WNW 91%
4 AM -1° Mostly Cloudy 0% 1 mph WNW 92%
5 AM -1° Mostly Cloudy 0% 1 mph W 93%
6 AM -1° Mostly Cloudy 0% 2 mph W 93%
7 AM 0° Mostly Cloudy 0% 2 mph W 91%
8 AM 2° Mostly Cloudy 0% 3 mph W 86%
9 AM 3° Mostly Cloudy 0% 3 mph W 78%
10 AM 4° Mostly Cloudy 0% 4 mph W 73%
11 AM 6° Mostly Cloudy 0% 4 mph W 70%
12 PM 8° Mostly Cloudy 0% 4 mph WSW 67%
15-Day Forecast
Today
11/6
Mostly Cloudy
0%
-1°
9°
Sat
11/7
Mostly Cloudy
0%
-1°
12°
Sun
11/8
Clear
3%
3°
17°
Mon
11/9
Mostly Clear
3%
6°
19°
Tue
11/10
Clear
3%
6°
17°
Wed
11/11
Partly Cloudy
41%
4°
14°
Thu
11/12
Mostly Cloudy
57%
2°
9°
Fri
11/13
Partly Cloudy
22%
-2°
8°
Sat
11/14
Clear
43%
-6°
9°
Sun
11/15
Overcast
51%
-4°
12°
Mon
11/16
Overcast
74%
3°
14°
Tue
11/17
Drizzle
72%
8°
14°
Wed
11/18
Drizzle
78%
6°
13°
Thu
11/19
Drizzle
81%
6°
12°
Fri
11/20
Drizzle
63%
6°
11°
28
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

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

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
14 AQI 2.6 µg/m³
O3
Ground-level ozone
Dominant
28 AQI 31 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 28 Good 28 14
Sun 22 Good 21 22
Mon 54 Moderate 21 54
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 Fri Nov 6, 18:00'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
SBCAPE35 J/kg
MLCAPE9 J/kg
MUCAPE0 J/kg
SBCIN0 J/kg
MLCIN-2 J/kg
Lifted Index15.6
Kinematics
0–6 km Shear19 kt
0–1 km Shear3 kt
Eff. Shear—
0–1 km SRH10
0–3 km SRH39
Eff. SRH—
Storm Motion12° @ 26 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-6.0
Thermo & Levels
PWAT0.37 in
0–3 km LR2.1 °C/km
700–500 LR7.6 °C/km
Total Totals34.7
LCL920 hPa
LFC996 hPa
EL874 hPa
Freezing Lvl2,493 ft