Flood Watch Flood Watch Excessive Heat Warning — Emmet, IA, Kossuth, IA, Winnebago, IA, Worth, IA, Palo Alto, IA, Hancock, IA, Cerro Gordo, IA, Pocahontas, IA, Humboldt, IA, Wright, IA, Franklin, IA, Sac, IA, Calhoun, IA, Webster, IA, Hamilton, IA, Hardin, IA, Crawford, IA, Carroll, IA, Greene, IA, Boone, IA, Story, IA, Audubon, IA, Guthrie, IA, Dallas, IA, Polk, IA, Cass, IA, Adair, IA, Madison, IA, Warren, IA, Adams, IA, Union, IA, Taylor, IA, Ringgold, IA, Butler, IA, Bremer, IA, Grundy, IA, Black Hawk, IA, Marshall, IA, Tama, IA, Jasper, IA, Poweshiek, IA, Marion, IA, Mahaska, IA, Clarke, IA, Lucas, IA, Monroe, IA, Wapello, IA, Decatur, IA, Wayne, IA, Appanoose, IA, Davis, IA 9:00 PM

Black Hawk County, Iowa, United States

Last updated: 10:17 AM CDT  ·  Refresh
28°C
Feels like 32°
Partly Cloudy
▲ 33°  /  ▼ 24°
Wind
4 mph S
Humidity
81%
Dew Point
25°
Pressure
28.95 inHg
Visibility
10 mi
UV Index
7.3
Cloud Cover
50%
Sunrise
5:55 AM
Sunset
8:35 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Black Hawk County is currently partly cloudy at 28°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 4442 J/kg) — isolated convective development possible. Sunrise: 5:55AM · Sunset: 8:35PM.

Alerts

Flood Watch
Expires
Flood Watch
Expires
Excessive Heat Warning
Emmet, IA, Kossuth, IA, Winnebago, IA, Worth, IA, Palo Alto, IA, Hancock, IA, Cerro Gordo, IA, Pocahontas, IA, Humboldt, IA, Wright, IA, Franklin, IA, Sac, IA, Calhoun, IA, Webster, IA, Hamilton, IA, Hardin, IA, Crawford, IA, Carroll, IA, Greene, IA, Boone, IA, Story, IA, Audubon, IA, Guthrie, IA, Dallas, IA, Polk, IA, Cass, IA, Adair, IA, Madison, IA, Warren, IA, Adams, IA, Union, IA, Taylor, IA, Ringgold, IA, Butler, IA, Bremer, IA, Grundy, IA, Black Hawk, IA, Marshall, IA, Tama, IA, Jasper, IA, Poweshiek, IA, Marion, IA, Mahaska, IA, Clarke, IA, Lucas, IA, Monroe, IA, Wapello, IA, Decatur, IA, Wayne, IA, Appanoose, IA, Davis, IA
Expires 9:00 PM
54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
28°
3%
11 AM
29°
14%
12 PM
31°
14%
1 PM
32°
3%
2 PM
33°
3%
3 PM
33°
3%
4 PM
33°
3%
5 PM
33°
3%
6 PM
33°
3%
7 PM
32°
7%
8 PM
31°
18%
9 PM
30°
18%
10 PM
29°
22%
11 PM
29°
22%
12 AM
28°
23%
1 AM
27°
23%
2 AM
26°
23%
3 AM
26°
28%
4 AM
25°
37%
5 AM
24°
38%
6 AM
24°
25%
7 AM
24°
19%
8 AM
26°
26%
9 AM
28°
37%
7-Day Forecast
Today
33° 24°
Mostly Cloudy with a 22% chance of rain.
Mon
35° 23°
Clear with a 37% chance of rain.
Tue
29° 21°
Mostly Cloudy with a 28% chance of rain.
Wed
29° 18°
Haze with a 47% chance of rain.
Thu
29° 18°
Rain, 64% chance.
Fri
27° 20°
Rain, 82% chance.
Sat
28° 19°
Clear with a 30% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 28° Partly Cloudy 3% 4 mph S 81%
11 AM 29° Overcast 14% 5 mph S 74%
12 PM 31° Mostly Cloudy 14% 5 mph SSW 68%
1 PM 32° Mostly Cloudy 3% 5 mph SSW 64%
2 PM 33° Mostly Cloudy 3% 5 mph SSW 62%
3 PM 33° Mostly Cloudy 3% 5 mph S 60%
4 PM 33° Mostly Cloudy 3% 5 mph S 60%
5 PM 33° Mostly Cloudy 3% 6 mph S 66%
6 PM 33° Mostly Cloudy 3% 6 mph S 72%
7 PM 32° Mostly Cloudy 7% 6 mph S 76%
8 PM 31° Mostly Cloudy 18% 6 mph SSE 77%
9 PM 30° Mostly Cloudy 18% 7 mph SSE 77%
10 PM 29° Mostly Cloudy 22% 8 mph SSE 77%
11 PM 29° Mostly Cloudy 22% 8 mph S 76%
12 AM 28° Partly Cloudy 23% 7 mph S 75%
1 AM 27° Mostly Clear 23% 7 mph S 75%
2 AM 26° Clear 23% 7 mph S 77%
3 AM 26° Clear 28% 7 mph SSE 80%
4 AM 25° Clear 37% 8 mph SSE 82%
5 AM 24° Clear 38% 7 mph S 84%
6 AM 24° Clear 25% 7 mph S 85%
7 AM 24° Clear 19% 7 mph S 85%
8 AM 26° Clear 26% 6 mph S 82%
9 AM 28° Clear 37% 6 mph S 79%
15-Day Forecast
Today
7/26
Mostly Cloudy
22%
24°
33°
Mon
7/27
Clear
37%
23°
35°
Tue
7/28
Mostly Cloudy
28%
21°
29°
Wed
7/29
Haze
47%
18°
29°
Thu
7/30
Rain
64%
18°
29°
Fri
7/31
Rain
82%
20°
27°
Sat
8/1
Clear
30%
19°
28°
Sun
8/2
Clear
43%
18°
29°
Mon
8/3
Drizzle
44%
19°
31°
Tue
8/4
Drizzle
51%
21°
32°
Wed
8/5
Drizzle
60%
19°
29°
Thu
8/6
Drizzle
60%
18°
28°
Fri
8/7
Drizzle
60%
17°
29°
Sat
8/8
Drizzle
60%
18°
30°
Sun
8/9
Drizzle
60%
18°
30°
54
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
54 AQI 10.8 µg/m³
O3
Ground-level ozone
32 AQI 35 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 54 Moderate 32 54
Tue 48 Good 40 48
Wed 55 Moderate 34 55
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 Jul 26, 14:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3510 J/kg
MLCAPE1738 J/kg
MUCAPE3510 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-8.6
Kinematics
0–6 km Shear21 kt
0–1 km Shear10 kt
Eff. Shear25 kt
0–1 km SRH-65
0–3 km SRH-169
Eff. SRH-169
Storm Motion271° @ 30 kt
0–1 km EHI-1.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index28.4
Thermo & Levels
PWAT1.66 in
0–3 km LR5.4 °C/km
700–500 LR7.1 °C/km
Total Totals44.6
LCL936 hPa
LFC980 hPa
EL149 hPa
Freezing Lvl14,554 ft