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

Winnebago County, Iowa, United States

Last updated: 3:48 AM CDT  ·  Refresh
19°C
Feels like 19°
Rain
▲ 31°  /  ▼ 20°
Wind
10 mph ESE
Humidity
94%
Dew Point
18°
Pressure
28.62 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
89%
Sunrise
6:40 AM
Sunset
7:48 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Winnebago County is currently rain at 19°C. Precipitation is likely — peak probability 81% around 3 AM. Atmospheric instability is elevated (CAPE up to 1955 J/kg) — isolated convective development possible. Sunrise: 6:40AM · Sunset: 7:48PM.

Alerts

Severe Thunderstorm Watch
Expires 5:00 AM
Severe Thunderstorm Watch
Expires 5:00 AM
54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
19°
80%
4 AM
18°
59%
5 AM
17°
58%
6 AM
17°
20%
7 AM
18°
15%
8 AM
19°
19%
9 AM
21°
21%
10 AM
23°
17%
11 AM
25°
9%
12 PM
27°
18%
1 PM
29°
9%
2 PM
29°
20%
3 PM
31°
12%
4 PM
30°
21%
5 PM
29°
17%
6 PM
29°
18%
7 PM
27°
24%
8 PM
26°
33%
9 PM
23°
34%
10 PM
22°
25%
11 PM
22°
25%
12 AM
22°
25%
1 AM
22°
26%
2 AM
22°
30%
7-Day Forecast
Today
31° 20°
Mostly Clear with a 80% chance of rain.
Thu
33° 20°
Rain, 64% chance.
Fri
37° 19°
Rain, 55% chance.
Sat
35° 18°
Mostly Clear with a 73% chance of rain.
Sun
37° 18°
Drizzle, 51% chance.
Mon
29° 20°
Rain, 82% chance.
Tue
39° 18°
Drizzle, 63% chance.
TimeTempConditionsPrecipWindHumidity
Now 19° Rain 80% 10 mph ESE 94%
4 AM 18° Rain 59% 6 mph SE 94%
5 AM 17° Rain 58% 4 mph ESE 95%
6 AM 17° Overcast 20% 6 mph SE 95%
7 AM 18° Partly Cloudy 15% 5 mph SSE 93%
8 AM 19° Partly Cloudy 19% 5 mph SSE 89%
9 AM 21° Mostly Clear 21% 4 mph SSE 86%
10 AM 23° Mostly Clear 17% 4 mph S 78%
11 AM 25° Mostly Clear 9% 4 mph S 71%
12 PM 27° Clear 18% 6 mph SSE 63%
1 PM 29° Clear 9% 7 mph SSE 59%
2 PM 29° Clear 20% 7 mph SSE 55%
3 PM 31° Clear 12% 7 mph S 52%
4 PM 30° Clear 21% 7 mph S 54%
5 PM 29° Clear 17% 6 mph SSE 57%
6 PM 29° Clear 18% 6 mph SSE 61%
7 PM 27° Clear 24% 5 mph SE 66%
8 PM 26° Mostly Clear 33% 6 mph SE 72%
9 PM 23° Partly Cloudy 34% 6 mph SE 77%
10 PM 22° Partly Cloudy 25% 6 mph SE 78%
11 PM 22° Partly Cloudy 25% 7 mph SE 79%
12 AM 22° Partly Cloudy 25% 7 mph SSE 79%
1 AM 22° Partly Cloudy 26% 7 mph SSE 79%
2 AM 22° Partly Cloudy 30% 6 mph S 79%
15-Day Forecast
Today
9/2
Mostly Clear
80%
20°
31°
Thu
9/3
Rain
64%
20°
33°
Fri
9/4
Rain
55%
19°
37°
Sat
9/5
Mostly Clear
73%
18°
35°
Sun
9/6
Drizzle
51%
18°
37°
Mon
9/7
Rain
82%
20°
29°
Tue
9/8
Drizzle
63%
18°
39°
Wed
9/9
Drizzle
53%
13°
29°
Thu
9/10
Drizzle
44%
11°
28°
Fri
9/11
Rain
64%
13°
31°
Sat
9/12
Drizzle
60%
15°
28°
Sun
9/13
Drizzle
60%
14°
28°
Mon
9/14
Clear
60%
14°
28°
Tue
9/15
Clear
60%
14°
28°
Wed
9/16
Clear
60%
14°
28°
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 10.6 µg/m³
O3
Ground-level ozone
35 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 54 Moderate 35 54
Thu 40 Good 40 40
Fri 36 Good 36 35
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 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
MLCAPE321 J/kg
MUCAPE1239 J/kg
SBCIN0 J/kg
MLCIN-212 J/kg
Lifted Index1.2
Kinematics
0–6 km Shear53 kt
0–1 km Shear18 kt
Eff. Shear39 kt
0–1 km SRH14
0–3 km SRH104
Eff. SRH191
Storm Motion263° @ 36 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell4.7
K-Index43.2
Thermo & Levels
PWAT2.01 in
0–3 km LR3.9 °C/km
700–500 LR6.4 °C/km
Total Totals51.9
LCL953 hPa
LFC969 hPa
EL969 hPa
Freezing Lvl13,533 ft