Flood Watch 9:00 AM Flood Watch 2:00 PM

Clark County, Missouri, United States

Last updated: 1:33 PM CDT  ·  Refresh
23°C
Feels like 26°
Overcast
▲ 24°  /  ▼ 16°
Wind
5 mph NNE
Humidity
90%
Dew Point
21°
Pressure
29.21 inHg
Visibility
9 mi
UV Index
2.4
Cloud Cover
98%
Sunrise
6:52 AM
Sunset
7:07 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Clark County is currently overcast at 23°C. Precipitation is likely — peak probability 86% around 2 PM. Sunrise: 6:52AM · Sunset: 7:07PM.

Alerts

Flood Watch
Expires 9:00 AM
Flood Watch
Expires 2:00 PM
30 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
76%
2 PM
22°
85%
3 PM
22°
84%
4 PM
22°
82%
5 PM
22°
65%
6 PM
22°
52%
7 PM
21°
52%
8 PM
21°
68%
9 PM
19°
56%
10 PM
19°
50%
11 PM
19°
47%
12 AM
18°
59%
1 AM
17°
46%
2 AM
17°
47%
3 AM
17°
63%
4 AM
17°
63%
5 AM
16°
67%
6 AM
16°
54%
7 AM
16°
54%
8 AM
16°
41%
9 AM
17°
39%
10 AM
17°
17%
11 AM
17°
17%
12 PM
17°
17%
7-Day Forecast
Today
24° 16°
Overcast with a 82% chance of rain.
Mon
21° 14°
Overcast with a 63% chance of rain.
Tue
17° 11°
Overcast with a 58% chance of rain.
Wed
23° 10°
Mostly Cloudy.
Thu
24° 11°
Clear.
Fri
24° 14°
Clear with a 43% chance of rain.
Sat
24° 13°
Drizzle, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Overcast 76% 5 mph NNE 90%
2 PM 22° Overcast 85% 6 mph NNE 91%
3 PM 22° Overcast 84% 8 mph NNE 91%
4 PM 22° Overcast 82% 9 mph NNE 91%
5 PM 22° Overcast 65% 10 mph NE 91%
6 PM 22° Overcast 52% 12 mph NE 91%
7 PM 21° Overcast 52% 13 mph NE 91%
8 PM 21° Overcast 68% 12 mph NE 91%
9 PM 19° Overcast 56% 12 mph NE 90%
10 PM 19° Overcast 50% 12 mph ENE 91%
11 PM 19° Overcast 47% 11 mph ENE 91%
12 AM 18° Overcast 59% 11 mph ENE 92%
1 AM 17° Overcast 46% 10 mph ENE 92%
2 AM 17° Overcast 47% 10 mph ENE 91%
3 AM 17° Overcast 63% 10 mph NE 91%
4 AM 17° Overcast 63% 10 mph NE 92%
5 AM 16° Overcast 67% 9 mph NE 93%
6 AM 16° Rain 54% 9 mph NE 95%
7 AM 16° Overcast 54% 9 mph NE 95%
8 AM 16° Overcast 41% 10 mph NE 94%
9 AM 17° Overcast 39% 10 mph NE 93%
10 AM 17° Overcast 17% 10 mph NE 92%
11 AM 17° Overcast 17% 10 mph NE 92%
12 PM 17° Overcast 17% 10 mph NE 91%
15-Day Forecast
Today
9/20
Overcast
82%
16°
24°
Mon
9/21
Overcast
63%
14°
21°
Tue
9/22
Overcast
58%
11°
17°
Wed
9/23
Mostly Cloudy
3%
10°
23°
Thu
9/24
Clear
3%
11°
24°
Fri
9/25
Clear
43%
14°
24°
Sat
9/26
Drizzle
52%
13°
24°
Sun
9/27
Clear
42%
12°
27°
Mon
9/28
Drizzle
44%
13°
27°
Tue
9/29
Drizzle
51%
14°
26°
Wed
9/30
Drizzle
60%
14°
26°
Thu
10/1
Drizzle
60%
13°
26°
Fri
10/2
Drizzle
60%
12°
24°
Sat
10/3
Clear
25%
12°
24°
Sun
10/4
Drizzle
60%
11°
23°
30
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
19 AQI 3.5 µg/m³
O3
Ground-level ozone
Dominant
30 AQI 33 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 30 Good 30 19
Tue 34 Good 20 34
Wed 23 Good 23 23
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 Sep 20, 17:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE708 J/kg
MLCAPE363 J/kg
MUCAPE708 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-3.1
Kinematics
0–6 km Shear22 kt
0–1 km Shear5 kt
Eff. Shear22 kt
0–1 km SRH31
0–3 km SRH121
Eff. SRH121
Storm Motion299° @ 22 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell1.0
K-Index35.3
Thermo & Levels
PWAT1.92 in
0–3 km LR5.2 °C/km
700–500 LR5.9 °C/km
Total Totals46.1
LCL965 hPa
LFC989 hPa
EL232 hPa
Freezing Lvl13,776 ft