Severe Thunderstorm Watch 5:00 AM Severe Thunderstorm Watch 5:00 AM

Hancock County, Iowa, United States

Last updated: 3:48 AM CDT  ·  Refresh
20°C
Feels like 21°
Overcast
▲ 32°  /  ▼ 20°
Wind
8 mph NE
Humidity
93%
Dew Point
18°
Pressure
28.65 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
90%
Sunrise
6:40 AM
Sunset
7:47 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Hancock County is currently overcast at 20°C. Precipitation is likely — peak probability 87% around 3 AM. Atmospheric instability is elevated (CAPE up to 2089 J/kg) — isolated convective development possible. Sunrise: 6:40AM · Sunset: 7:47PM.

Alerts

Severe Thunderstorm Watch
Expires 5:00 AM
Severe Thunderstorm Watch
Expires 5:00 AM
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
20°
87%
4 AM
18°
73%
5 AM
18°
71%
6 AM
18°
57%
7 AM
18°
53%
8 AM
20°
50%
9 AM
22°
58%
10 AM
23°
33%
11 AM
25°
24%
12 PM
27°
18%
1 PM
29°
20%
2 PM
30°
20%
3 PM
31°
12%
4 PM
31°
21%
5 PM
30°
17%
6 PM
29°
18%
7 PM
28°
18%
8 PM
27°
24%
9 PM
24°
24%
10 PM
22°
15%
11 PM
22°
25%
12 AM
22°
25%
1 AM
22°
35%
2 AM
22°
37%
7-Day Forecast
Today
32° 20°
Mostly Clear with a 87% chance of rain.
Thu
33° 20°
Partly Cloudy with a 64% chance of rain.
Fri
37° 19°
Mostly Clear with a 55% chance of rain.
Sat
36° 18°
Clear with a 73% chance of rain.
Sun
37° 18°
Drizzle, 51% chance.
Mon
30° 20°
Rain, 82% chance.
Tue
40° 18°
Drizzle, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 20° Overcast 87% 8 mph NE 93%
4 AM 18° Rain 73% 4 mph E 93%
5 AM 18° Rain 71% 6 mph SSE 93%
6 AM 18° Rain 57% 7 mph S 93%
7 AM 18° Mostly Cloudy 53% 6 mph S 90%
8 AM 20° Partly Cloudy 50% 5 mph SE 86%
9 AM 22° Mostly Clear 58% 4 mph SE 83%
10 AM 23° Mostly Clear 33% 4 mph SSE 76%
11 AM 25° Clear 24% 6 mph SSE 68%
12 PM 27° Clear 18% 7 mph S 60%
1 PM 29° Clear 20% 8 mph S 56%
2 PM 30° Mostly Clear 20% 8 mph S 53%
3 PM 31° Clear 12% 9 mph S 50%
4 PM 31° Clear 21% 8 mph S 51%
5 PM 30° Clear 17% 8 mph S 54%
6 PM 29° Clear 18% 6 mph S 58%
7 PM 28° Clear 18% 6 mph SSE 63%
8 PM 27° Clear 24% 6 mph SSE 68%
9 PM 24° Mostly Clear 24% 7 mph SE 72%
10 PM 22° Mostly Clear 15% 7 mph SE 74%
11 PM 22° Partly Cloudy 25% 7 mph SSE 75%
12 AM 22° Partly Cloudy 25% 7 mph SSE 76%
1 AM 22° Mostly Cloudy 35% 7 mph S 77%
2 AM 22° Partly Cloudy 37% 8 mph S 77%
15-Day Forecast
Today
9/2
Mostly Clear
87%
20°
32°
Thu
9/3
Partly Cloudy
64%
20°
33°
Fri
9/4
Mostly Clear
55%
19°
37°
Sat
9/5
Clear
73%
18°
36°
Sun
9/6
Drizzle
51%
18°
37°
Mon
9/7
Rain
82%
20°
30°
Tue
9/8
Drizzle
63%
18°
40°
Wed
9/9
Drizzle
53%
14°
29°
Thu
9/10
Drizzle
44%
11°
28°
Fri
9/11
Rain
64%
13°
31°
Sat
9/12
Drizzle
60%
15°
29°
Sun
9/13
Drizzle
60%
14°
29°
Mon
9/14
Clear
60%
14°
28°
Tue
9/15
Clear
60%
14°
28°
Wed
9/16
Drizzle
60%
14°
29°
52
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
52 AQI 9.9 µg/m³
O3
Ground-level ozone
38 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 52 Moderate 38 52
Thu 44 Good 41 44
Fri 35 Good 35 34
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Wed Sep 2, 07:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE267 J/kg
MUCAPE1000 J/kg
SBCIN—
MLCIN-293 J/kg
Lifted Index0.5
Kinematics
0–6 km Shear55 kt
0–1 km Shear23 kt
Eff. Shear44 kt
0–1 km SRH46
0–3 km SRH130
Eff. SRH188
Storm Motion263° @ 37 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell4.2
K-Index43.2
Thermo & Levels
PWAT1.86 in
0–3 km LR4.0 °C/km
700–500 LR6.5 °C/km
Total Totals52.0
LCL950 hPa
LFC—
EL—
Freezing Lvl13,947 ft