Severe Thunderstorm Watch 10:00 PM

Clayton County, Iowa, United States

Last updated: 4:41 PM CDT  ·  Refresh
29°C
Feels like 33°
Partly Cloudy
▲ 31°  /  ▼ 18°
Wind
10 mph SW
Humidity
68%
Dew Point
21°
Pressure
28.92 inHg
Visibility
10 mi
UV Index
7.3
Cloud Cover
33%
Sunrise
5:35 AM
Sunset
8:45 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Clayton County is currently partly cloudy at 30°C. Precipitation is likely — peak probability 78% around 9 PM. Atmospheric instability is elevated (CAPE up to 2182 J/kg) — isolated convective development possible. Sunrise: 5:35AM · Sunset: 8:45PM.

Alerts

Severe Thunderstorm Watch
Expires 10:00 PM
39 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
9%
5 PM
31°
47%
6 PM
30°
31%
7 PM
29°
57%
8 PM
27°
74%
9 PM
24°
78%
10 PM
23°
76%
11 PM
23°
69%
12 AM
22°
68%
1 AM
21°
59%
2 AM
21°
39%
3 AM
21°
33%
4 AM
20°
18%
5 AM
18°
15%
6 AM
19°
17%
7 AM
19°
27%
8 AM
20°
27%
9 AM
21°
27%
10 AM
22°
38%
11 AM
24°
38%
12 PM
25°
38%
1 PM
24°
38%
2 PM
25°
39%
3 PM
25°
39%
7-Day Forecast
Today
31° 18°
Partly Cloudy with a 76% chance of rain.
Thu
28° 18°
Mostly Cloudy with a 59% chance of rain.
Fri
29° 19°
Mostly Cloudy.
Sat
29° 17°
Mostly Clear.
Sun
29° 19°
Clear.
Mon
31° 19°
Clear.
Tue
31° 20°
Mostly Clear.
TimeTempConditionsPrecipWindHumidity
Now 29° Partly Cloudy 9% 10 mph SW 68%
5 PM 31° Mostly Clear 47% 9 mph SSW 71%
6 PM 30° Mostly Clear 31% 8 mph SSW 75%
7 PM 29° Partly Cloudy 57% 6 mph SSW 78%
8 PM 27° Mostly Cloudy 74% 5 mph W 82%
9 PM 24° Rain 78% 8 mph N 86%
10 PM 23° Thunderstorm 76% 8 mph N 88%
11 PM 23° Rain 69% 6 mph SW 90%
12 AM 22° Rain 68% 9 mph SSW 91%
1 AM 21° Rain 59% 7 mph SSW 91%
2 AM 21° Overcast 39% 5 mph WSW 92%
3 AM 21° Overcast 33% 4 mph WSW 92%
4 AM 20° Overcast 18% 4 mph WSW 91%
5 AM 18° Overcast 15% 3 mph W 91%
6 AM 19° Overcast 17% 4 mph WNW 91%
7 AM 19° Overcast 27% 5 mph WNW 90%
8 AM 20° Overcast 27% 6 mph WNW 88%
9 AM 21° Overcast 27% 6 mph WNW 87%
10 AM 22° Overcast 38% 5 mph WNW 85%
11 AM 24° Mostly Cloudy 38% 5 mph WNW 83%
12 PM 25° Mostly Cloudy 38% 5 mph WNW 81%
1 PM 24° Mostly Cloudy 38% 5 mph WNW 80%
2 PM 25° Mostly Cloudy 39% 5 mph WNW 79%
3 PM 25° Mostly Cloudy 39% 4 mph WNW 78%
15-Day Forecast
Today
7/8
Partly Cloudy
76%
18°
31°
Thu
7/9
Mostly Cloudy
59%
18°
28°
Fri
7/10
Mostly Cloudy
16%
19°
29°
Sat
7/11
Mostly Clear
17%
17°
29°
Sun
7/12
Clear
19%
19°
29°
Mon
7/13
Clear
9%
19°
31°
Tue
7/14
Mostly Clear
3%
20°
31°
Wed
7/15
Clear
60%
20°
31°
Thu
7/16
Drizzle
60%
19°
31°
Fri
7/17
Drizzle
60%
19°
30°
Sat
7/18
Drizzle
60%
13°
26°
Sun
7/19
Drizzle
60%
18°
26°
Mon
7/20
Drizzle
60%
17°
25°
Tue
7/21
Drizzle
90%
17°
25°
Wed
7/22
Drizzle
60%
17°
25°
39
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
39 AQI 7.1 µg/m³
O3
Ground-level ozone
33 AQI 36 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 39 Good 33 39
Fri 36 Good 36 22
Sat 34 Good 34 26
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 8, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2442 J/kg
MLCAPE1515 J/kg
MUCAPE2442 J/kg
SBCIN0 J/kg
MLCIN-0 J/kg
Lifted Index-6.4
Kinematics
0–6 km Shear18 kt
0–1 km Shear6 kt
Eff. Shear19 kt
0–1 km SRH-1
0–3 km SRH-32
Eff. SRH-32
Storm Motion228° @ 27 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index31.8
Thermo & Levels
PWAT1.70 in
0–3 km LR7.1 °C/km
700–500 LR6.1 °C/km
Total Totals47.5
LCL870 hPa
LFC979 hPa
EL185 hPa
Freezing Lvl14,236 ft