Flood Watch Flood Watch

Black Hawk County, Iowa, United States

Last updated: 5:43 PM CDT  ·  Refresh
31°C
Feels like 37°
Clear
▲ 33°  /  ▼ 22°
Wind
10 mph SW
Humidity
67%
Dew Point
23°
Pressure
29.01 inHg
Visibility
10 mi
UV Index
6.1
Cloud Cover
2%
Sunrise
5:47 AM
Sunset
8:43 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Black Hawk County is currently clear at 31°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2924 J/kg) — isolated convective development possible. Sunrise: 5:47AM · Sunset: 8:43PM.

Alerts

Flood Watch
Expires
Flood Watch
Expires
55 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
26%
6 PM
33°
35%
7 PM
32°
23%
8 PM
30°
23%
9 PM
27°
16%
10 PM
26°
16%
11 PM
26°
16%
12 AM
26°
8%
1 AM
24°
3%
2 AM
24°
3%
3 AM
24°
3%
4 AM
24°
15%
5 AM
23°
3%
6 AM
23°
3%
7 AM
24°
3%
8 AM
26°
16%
9 AM
27°
16%
10 AM
27°
16%
11 AM
28°
8%
12 PM
31°
8%
1 PM
30°
8%
2 PM
30°
8%
3 PM
30°
8%
4 PM
30°
8%
7-Day Forecast
Today
33° 22°
Clear with a 26% chance of rain.
Sat
31° 20°
Mostly Clear.
Sun
30° 18°
Mostly Clear.
Mon
33° 20°
Partly Cloudy with a 71% chance of rain.
Tue
29° 16°
Clear.
Wed
25° 15°
Mostly Cloudy.
Thu
29° 16°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 31° Clear 26% 10 mph SW 67%
6 PM 33° Clear 35% 8 mph SW 70%
7 PM 32° Mostly Clear 23% 7 mph SW 74%
8 PM 30° Clear 23% 6 mph SW 78%
9 PM 27° Mostly Clear 16% 6 mph SW 82%
10 PM 26° Clear 16% 6 mph SW 84%
11 PM 26° Clear 16% 7 mph SW 85%
12 AM 26° Clear 8% 8 mph SW 85%
1 AM 24° Clear 3% 8 mph WSW 84%
2 AM 24° Mostly Clear 3% 8 mph WSW 83%
3 AM 24° Mostly Clear 3% 8 mph WSW 82%
4 AM 24° Mostly Clear 15% 8 mph WSW 83%
5 AM 23° Partly Cloudy 3% 8 mph W 83%
6 AM 23° Mostly Clear 3% 8 mph W 84%
7 AM 24° Clear 3% 8 mph WNW 81%
8 AM 26° Mostly Clear 16% 8 mph NW 80%
9 AM 27° Mostly Clear 16% 8 mph NW 79%
10 AM 27° Mostly Clear 16% 8 mph NNW 77%
11 AM 28° Mostly Clear 8% 8 mph NNW 73%
12 PM 31° Mostly Clear 8% 8 mph NNW 70%
1 PM 30° Mostly Clear 8% 8 mph NNW 68%
2 PM 30° Mostly Clear 8% 8 mph N 67%
3 PM 30° Mostly Clear 8% 8 mph N 65%
4 PM 30° Clear 8% 8 mph N 66%
15-Day Forecast
Today
7/17
Clear
26%
22°
33°
Sat
7/18
Mostly Clear
16%
20°
31°
Sun
7/19
Mostly Clear
16%
18°
30°
Mon
7/20
Partly Cloudy
71%
20°
33°
Tue
7/21
Clear
15%
16°
29°
Wed
7/22
Mostly Cloudy
9%
15°
25°
Thu
7/23
Clear
19%
16°
29°
Fri
7/24
Mostly Cloudy
60%
18°
28°
Sat
7/25
Drizzle
60%
18°
28°
Sun
7/26
Drizzle
60%
16°
28°
Mon
7/27
Drizzle
60%
18°
28°
Tue
7/28
Drizzle
60%
18°
28°
Wed
7/29
Drizzle
60%
18°
29°
Thu
7/30
Drizzle
60%
18°
28°
Fri
7/31
Drizzle
60%
18°
28°
55
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
55 AQI 11.0 µg/m³
O3
Ground-level ozone
43 AQI 46 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sat 55 Moderate 43 55
Sun 53 Moderate 37 53
Mon 144 Unhealthy for Sensitive Groups 50 144
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 Fri Jul 17, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3176 J/kg
MLCAPE2077 J/kg
MUCAPE3176 J/kg
SBCIN-7 J/kg
MLCIN0 J/kg
Lifted Index-6.8
Kinematics
0–6 km Shear12 kt
0–1 km Shear6 kt
Eff. Shear8 kt
0–1 km SRH18
0–3 km SRH1
Eff. SRH1
Storm Motion262° @ 27 kt
0–1 km EHI0.4
Composite Parameters
Sig. Tornado0.1
STP (eff)0.0
Supercell0.0
K-Index37.3
Thermo & Levels
PWAT1.87 in
0–3 km LR7.6 °C/km
700–500 LR5.3 °C/km
Total Totals47.3
LCL876 hPa
LFC866 hPa
EL154 hPa
Freezing Lvl15,436 ft