Cape Girardeau County, Missouri, United States

Last updated: 10:12 PM CDT  ·  Refresh
26°C
Feels like 29°
Clear
▲ 34°  /  ▼ 18°
Wind
7 mph N
Humidity
82%
Dew Point
22°
Pressure
29.36 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
1%
Sunrise
5:54 AM
Sunset
8:15 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Cape Girardeau County is currently clear at 26°C. Dry conditions are expected through the next 24 hours. Sunrise: 5:54AM · Sunset: 8:15PM.

Alerts

No active alerts for this location.
46 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
3%
11 PM
24°
14%
12 AM
24°
7%
1 AM
23°
3%
2 AM
22°
3%
3 AM
21°
3%
4 AM
20°
3%
5 AM
19°
3%
6 AM
18°
3%
7 AM
19°
3%
8 AM
21°
3%
9 AM
22°
3%
10 AM
23°
3%
11 AM
24°
3%
12 PM
25°
3%
1 PM
27°
3%
2 PM
27°
3%
3 PM
28°
3%
4 PM
28°
3%
5 PM
27°
3%
6 PM
26°
3%
7 PM
26°
3%
8 PM
24°
3%
9 PM
21°
3%
7-Day Forecast
Tonight
34° 18°
Clear.
Wed
28° 17°
Mostly Clear.
Thu
26° 16°
Clear.
Fri
24° 16°
Overcast with a 50% chance of rain.
Sat
29° 18°
Overcast with a 54% chance of rain.
Sun
34° 23°
Clear.
Mon
35° 23°
Clear with a 28% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 26° Clear 3% 7 mph N 82%
11 PM 24° Clear 14% 8 mph N 83%
12 AM 24° Clear 7% 9 mph N 84%
1 AM 23° Clear 3% 9 mph N 85%
2 AM 22° Clear 3% 8 mph N 87%
3 AM 21° Clear 3% 8 mph N 88%
4 AM 20° Clear 3% 7 mph N 90%
5 AM 19° Clear 3% 7 mph N 90%
6 AM 18° Clear 3% 7 mph N 90%
7 AM 19° Clear 3% 8 mph N 88%
8 AM 21° Clear 3% 8 mph N 83%
9 AM 22° Clear 3% 8 mph N 78%
10 AM 23° Clear 3% 9 mph N 74%
11 AM 24° Mostly Clear 3% 10 mph N 70%
12 PM 25° Mostly Clear 3% 11 mph N 67%
1 PM 27° Mostly Clear 3% 12 mph N 64%
2 PM 27° Mostly Clear 3% 12 mph N 62%
3 PM 28° Partly Cloudy 3% 12 mph NNE 60%
4 PM 28° Partly Cloudy 3% 12 mph NNE 60%
5 PM 27° Mostly Clear 3% 11 mph NNE 64%
6 PM 26° Mostly Clear 3% 11 mph NNE 67%
7 PM 26° Clear 3% 10 mph NNE 70%
8 PM 24° Clear 3% 10 mph NNE 73%
9 PM 21° Clear 3% 8 mph NNE 77%
15-Day Forecast
Today
7/21
Clear
3%
18°
34°
Wed
7/22
Mostly Clear
3%
17°
28°
Thu
7/23
Clear
3%
16°
26°
Fri
7/24
Overcast
50%
16°
24°
Sat
7/25
Overcast
54%
18°
29°
Sun
7/26
Clear
17%
23°
34°
Mon
7/27
Clear
28%
23°
35°
Tue
7/28
Clear
28%
21°
32°
Wed
7/29
Drizzle
44%
18°
29°
Thu
7/30
Drizzle
44%
15°
29°
Fri
7/31
Clear
60%
17°
28°
Sat
8/1
Drizzle
60%
19°
30°
Sun
8/2
Drizzle
60%
20°
31°
Mon
8/3
Drizzle
60%
21°
31°
Tue
8/4
Drizzle
60%
21°
31°
46
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
46 AQI 8.4 µg/m³
O3
Ground-level ozone
36 AQI 40 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 46 Good 36 46
Thu 30 Good 30 26
Fri 33 Good 33 16
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 Wed Jul 22, 01:00'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
SBCAPE261 J/kg
MLCAPE23 J/kg
MUCAPE261 J/kg
SBCIN-391 J/kg
MLCIN0 J/kg
Lifted Index0.7
Kinematics
0–6 km Shear40 kt
0–1 km Shear11 kt
Eff. Shear—
0–1 km SRH-87
0–3 km SRH-101
Eff. SRH—
Storm Motion287° @ 29 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index2.1
Thermo & Levels
PWAT1.40 in
0–3 km LR4.2 °C/km
700–500 LR5.6 °C/km
Total Totals37.9
LCL940 hPa
LFC464 hPa
EL208 hPa
Freezing Lvl17,769 ft