Flood Warning — Benton County, IA, Iowa County, IA 2:00 AM

Benton County, IA

Last updated: 1:42 PM CDT  ·  Refresh
33°C
Feels like 36°
Mostly Clear
▲ 36°  /  ▼ 23°
Wind
3 mph ESE
Humidity
45%
Dew Point
21°
Pressure
29.89 inHg
Visibility
10 mi
UV Index
8.9
Cloud Cover
14%
Sunrise
6:52 AM
Sunset
7:03 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Benton County is currently mostly clear at 34°C. Precipitation is likely — peak probability 52% around 1 PM. Atmospheric instability is elevated (CAPE up to 1668 J/kg) — isolated convective development possible. Sunrise: 6:52AM · Sunset: 7:03PM.

Alerts

Flood Warning
Benton County, IA, Iowa County, IA
Expires 2:00 AM
44 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
3%
2 PM
34°
3%
3 PM
35°
3%
4 PM
34°
3%
5 PM
35°
3%
6 PM
34°
3%
7 PM
32°
3%
8 PM
31°
3%
9 PM
29°
3%
10 PM
28°
13%
11 PM
27°
13%
12 AM
27°
13%
1 AM
26°
13%
2 AM
26°
14%
3 AM
26°
14%
4 AM
25°
8%
5 AM
23°
9%
6 AM
23°
9%
7 AM
23°
15%
8 AM
26°
25%
9 AM
29°
25%
10 AM
30°
42%
11 AM
31°
42%
12 PM
32°
42%
7-Day Forecast
Today
36° 23°
Mostly Clear.
Mon
37° 23°
Partly Cloudy with a 52% chance of rain.
Tue
37° 22°
Mostly Clear with a 36% chance of rain.
Wed
37° 23°
Partly Cloudy with a 26% chance of rain.
Thu
37° 22°
Clear.
Fri
36° 22°
Clear.
Sat
36° 21°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 33° Mostly Clear 3% 3 mph ESE 46%
2 PM 34° Mostly Clear 3% 5 mph SE 44%
3 PM 35° Mostly Clear 3% 6 mph SE 42%
4 PM 34° Mostly Clear 3% 6 mph SE 42%
5 PM 35° Mostly Clear 3% 6 mph SE 44%
6 PM 34° Clear 3% 6 mph SE 47%
7 PM 32° Clear 3% 5 mph SSE 54%
8 PM 31° Clear 3% 5 mph S 62%
9 PM 29° Clear 3% 5 mph SSW 69%
10 PM 28° Clear 13% 5 mph SSW 75%
11 PM 27° Clear 13% 5 mph SW 79%
12 AM 27° Clear 13% 4 mph WSW 83%
1 AM 26° Clear 13% 4 mph WSW 85%
2 AM 26° Mostly Clear 14% 4 mph W 86%
3 AM 26° Partly Cloudy 14% 4 mph W 86%
4 AM 25° Mostly Cloudy 8% 3 mph WNW 87%
5 AM 23° Mostly Cloudy 9% 3 mph WNW 87%
6 AM 23° Mostly Cloudy 9% 3 mph WNW 87%
7 AM 23° Mostly Cloudy 15% 3 mph NW 83%
8 AM 26° Mostly Cloudy 25% 3 mph NW 74%
9 AM 29° Overcast 25% 4 mph NNW 66%
10 AM 30° Mostly Cloudy 42% 4 mph NNW 60%
11 AM 31° Mostly Cloudy 42% 4 mph NNW 55%
12 PM 32° Partly Cloudy 42% 4 mph N 50%
15-Day Forecast
Today
9/20
Mostly Clear
13%
23°
36°
Mon
9/21
Partly Cloudy
52%
23°
37°
Tue
9/22
Mostly Clear
36%
22°
37°
Wed
9/23
Partly Cloudy
26%
23°
37°
Thu
9/24
Clear
7%
22°
37°
Fri
9/25
Clear
8%
22°
36°
Sat
9/26
Clear
3%
21°
36°
Sun
9/27
Clear
18%
20°
34°
Mon
9/28
Drizzle
44%
17°
34°
Tue
9/29
Drizzle
51%
20°
34°
Wed
9/30
Drizzle
60%
19°
33°
Thu
10/1
Drizzle
60%
19°
33°
Fri
10/2
Drizzle
60%
20°
33°
Sat
10/3
Drizzle
60%
20°
32°
Sun
10/4
Drizzle
60%
19°
32°
44
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
41 AQI 7.5 µg/m³
O3
Ground-level ozone
Dominant
44 AQI 49 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 44 Good 44 41
Tue 48 Good 43 48
Wed 47 Good 45 47
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 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1791 J/kg
MLCAPE1057 J/kg
MUCAPE1791 J/kg
SBCIN0 J/kg
MLCIN-20 J/kg
Lifted Index-3.6
Kinematics
0–6 km Shear12 kt
0–1 km Shear2 kt
Eff. Shear14 kt
0–1 km SRH-6
0–3 km SRH-6
Eff. SRH-6
Storm Motion108° @ 19 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index27.3
Thermo & Levels
PWAT1.67 in
0–3 km LR7.9 °C/km
700–500 LR5.4 °C/km
Total Totals43.0
LCL842 hPa
LFC1012 hPa
EL175 hPa
Freezing Lvl15,725 ft