Flash Flood Warning — Benton County, IA, Cedar County, IA, Iowa County, IA, Johnson County, IA, Jones County, IA, Linn County, IA 8:00 AM Flash Flood Warning — Cedar County, IA, Iowa County, IA, Johnson County, IA, Keokuk County, IA, Louisa County, IA, Muscatine County, IA, Washington County, IA 8:15 AM Areal Flood Watch 1:00 PM

Iowa County, Iowa, United States

Last updated: 7:42 AM CDT  ·  Refresh
19°C
Feels like 21°
Overcast
▲ 19°  /  ▼ 13°
Wind
5 mph NE
Humidity
98%
Dew Point
19°
Pressure
29.04 inHg
Visibility
9 mi
UV Index
0.7
Cloud Cover
96%
Sunrise
6:53 AM
Sunset
7:08 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Iowa County is currently overcast at 19°C. Precipitation is likely — peak probability 88% around 11 AM. Sunrise: 6:53AM · Sunset: 7:08PM.

22 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
19°
85%
8 AM
19°
80%
9 AM
17°
80%
10 AM
17°
64%
11 AM
16°
87%
12 PM
16°
64%
1 PM
17°
46%
2 PM
17°
31%
3 PM
17°
31%
4 PM
17°
21%
5 PM
18°
34%
6 PM
17°
44%
7 PM
17°
49%
8 PM
17°
49%
9 PM
17°
41%
10 PM
17°
44%
11 PM
17°
48%
12 AM
16°
48%
1 AM
16°
55%
2 AM
15°
55%
3 AM
15°
63%
4 AM
15°
54%
5 AM
14°
54%
6 AM
14°
54%
7-Day Forecast
Today
19° 13°
Overcast with a 85% chance of rain.
Mon
18° 12°
Overcast with a 61% chance of rain.
Tue
17°
Mostly Cloudy with a 61% chance of rain.
Wed
19°
Overcast.
Thu
20° 10°
Overcast.
Fri
19° 12°
Overcast with a 25% chance of rain.
Sat
19° 12°
Drizzle, 53% chance.
TimeTempConditionsPrecipWindHumidity
Now 19° Overcast 85% 5 mph NE 98%
8 AM 19° Overcast 80% 8 mph NE 96%
9 AM 17° Overcast 80% 11 mph NE 95%
10 AM 17° Overcast 64% 13 mph NE 95%
11 AM 16° Overcast 87% 14 mph NE 94%
12 PM 16° Overcast 64% 14 mph NE 94%
1 PM 17° Overcast 46% 14 mph NE 93%
2 PM 17° Overcast 31% 14 mph NE 91%
3 PM 17° Overcast 31% 14 mph NE 89%
4 PM 17° Overcast 21% 13 mph ENE 89%
5 PM 18° Overcast 34% 13 mph ENE 88%
6 PM 17° Overcast 44% 13 mph ENE 88%
7 PM 17° Overcast 49% 13 mph ENE 88%
8 PM 17° Mostly Cloudy 49% 14 mph ENE 86%
9 PM 17° Mostly Cloudy 41% 14 mph ENE 85%
10 PM 17° Mostly Cloudy 44% 14 mph ENE 85%
11 PM 17° Mostly Cloudy 48% 13 mph ENE 85%
12 AM 16° Overcast 48% 12 mph ENE 85%
1 AM 16° Overcast 55% 12 mph ENE 84%
2 AM 15° Overcast 55% 12 mph NE 86%
3 AM 15° Overcast 63% 11 mph NE 87%
4 AM 15° Overcast 54% 11 mph NE 88%
5 AM 14° Overcast 54% 11 mph NE 88%
6 AM 14° Overcast 54% 12 mph NE 89%
15-Day Forecast
Today
9/20
Overcast
85%
13°
19°
Mon
9/21
Overcast
61%
12°
18°
Tue
9/22
Mostly Cloudy
61%
17°
Wed
9/23
Overcast
3%
19°
Thu
9/24
Overcast
17%
10°
20°
Fri
9/25
Overcast
25%
12°
19°
Sat
9/26
Drizzle
53%
12°
19°
Sun
9/27
Drizzle
46%
12°
22°
Mon
9/28
Drizzle
35%
12°
23°
Tue
9/29
Drizzle
52%
13°
21°
Wed
9/30
Drizzle
67%
12°
22°
Thu
10/1
Drizzle
60%
12°
21°
Fri
10/2
Drizzle
60%
11°
21°
Sat
10/3
Drizzle
60%
11°
21°
Sun
10/4
Drizzle
60%
12°
21°
22
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
11 AQI 2.0 µg/m³
O3
Ground-level ozone
Dominant
22 AQI 25 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 22 Good 22 11
Tue 19 Good 19 4
Wed 16 Good 16 8
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, 11:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1 J/kg
MLCAPE12 J/kg
MUCAPE0 J/kg
SBCIN-0 J/kg
MLCIN0 J/kg
Lifted Index1.9
Kinematics
0–6 km Shear16 kt
0–1 km Shear5 kt
Eff. Shear
0–1 km SRH-4
0–3 km SRH19
Eff. SRH
Storm Motion348° @ 18 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)
Supercell
K-Index34.3
Thermo & Levels
PWAT1.95 in
0–3 km LR4.4 °C/km
700–500 LR5.2 °C/km
Total Totals42.2
LCL976 hPa
LFC964 hPa
EL933 hPa
Freezing Lvl13,871 ft