Portage County, Wisconsin, United States

Last updated: 2:41 PM CDT  ·  Refresh
23°C
Feels like 26°
Overcast
▲ 26°  /  ▼ 17°
Wind
5 mph NE
Humidity
79%
Dew Point
20°
Pressure
28.73 inHg
Visibility
10 mi
UV Index
4.7
Cloud Cover
86%
Sunrise
5:22 AM
Sunset
8:43 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Portage County is currently overcast at 24°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1620 J/kg) — isolated convective development possible. Sunrise: 5:22AM · Sunset: 8:43PM.

Alerts

No active alerts for this location.
36 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
47%
3 PM
24°
10%
4 PM
24°
28%
5 PM
26°
30%
6 PM
26°
32%
7 PM
24°
33%
8 PM
23°
17%
9 PM
22°
11%
10 PM
21°
12%
11 PM
20°
9%
12 AM
19°
19%
1 AM
18°
18%
2 AM
18°
17%
3 AM
17°
17%
4 AM
17°
27%
5 AM
17°
20%
6 AM
17°
16%
7 AM
17°
5%
8 AM
18°
20%
9 AM
20°
10%
10 AM
21°
10%
11 AM
22°
10%
12 PM
23°
10%
1 PM
24°
10%
7-Day Forecast
Today
26° 17°
Partly Cloudy with a 47% chance of rain.
Fri
27° 17°
Partly Cloudy with a 20% chance of rain.
Sat
31° 16°
Clear.
Sun
31° 19°
Clear.
Mon
31° 19°
Clear.
Tue
32° 19°
Clear.
Wed
28° 16°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 23° Overcast 47% 5 mph NE 79%
3 PM 24° Mostly Cloudy 10% 3 mph NNE 75%
4 PM 24° Partly Cloudy 28% 2 mph NNE 75%
5 PM 26° Mostly Clear 30% 3 mph N 76%
6 PM 26° Mostly Clear 32% 3 mph NNE 79%
7 PM 24° Partly Cloudy 33% 2 mph NE 83%
8 PM 23° Partly Cloudy 17% 2 mph ENE 86%
9 PM 22° Partly Cloudy 11% 3 mph ESE 88%
10 PM 21° Partly Cloudy 12% 3 mph ESE 91%
11 PM 20° Partly Cloudy 9% 3 mph ESE 93%
12 AM 19° Mostly Clear 19% 3 mph ESE 95%
1 AM 18° Mostly Clear 18% 3 mph ESE 96%
2 AM 18° Partly Cloudy 17% 3 mph ESE 96%
3 AM 17° Haze 17% 3 mph ESE 97%
4 AM 17° Fog 27% 3 mph ESE 97%
5 AM 17° Fog 20% 3 mph E 97%
6 AM 17° Fog 16% 4 mph E 97%
7 AM 17° Mostly Cloudy 5% 4 mph E 95%
8 AM 18° Mostly Cloudy 20% 4 mph E 92%
9 AM 20° Mostly Cloudy 10% 5 mph ESE 88%
10 AM 21° Mostly Cloudy 10% 5 mph ESE 83%
11 AM 22° Partly Cloudy 10% 5 mph ESE 78%
12 PM 23° Partly Cloudy 10% 5 mph ESE 73%
1 PM 24° Partly Cloudy 10% 5 mph ESE 70%
15-Day Forecast
Today
7/9
Partly Cloudy
47%
17°
26°
Fri
7/10
Partly Cloudy
20%
17°
27°
Sat
7/11
Clear
18%
16°
31°
Sun
7/12
Clear
17%
19°
31°
Mon
7/13
Clear
3%
19°
31°
Tue
7/14
Clear
19%
19°
32°
Wed
7/15
Clear
9%
16°
28°
Thu
7/16
Clear
60%
16°
27°
Fri
7/17
Drizzle
60%
17°
32°
Sat
7/18
Drizzle
60%
13°
28°
Sun
7/19
Drizzle
60%
10°
28°
Mon
7/20
Drizzle
60%
16°
27°
Tue
7/21
Drizzle
60%
16°
27°
Wed
7/22
Drizzle
60%
16°
28°
Thu
7/23
Drizzle
60%
16°
28°
36
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
31 AQI 5.5 µg/m³
O3
Ground-level ozone
Dominant
36 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Fri 36 Good 36 31
Sat 34 Good 29 34
Sun 44 Good 32 44
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 Thu Jul 9, 18:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1586 J/kg
MLCAPE709 J/kg
MUCAPE1586 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-3.4
Kinematics
0–6 km Shear27 kt
0–1 km Shear8 kt
Eff. Shear27 kt
0–1 km SRH-9
0–3 km SRH-59
Eff. SRH-59
Storm Motion228° @ 21 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index31.3
Thermo & Levels
PWAT1.37 in
0–3 km LR6.2 °C/km
700–500 LR5.3 °C/km
Total Totals43.9
LCL927 hPa
LFC973 hPa
EL219 hPa
Freezing Lvl13,015 ft