Columbia County, Wisconsin, United States

Last updated: 2:42 PM CDT  ·  Refresh
26°C
Feels like 28°
Mostly Cloudy
▲ 28°  /  ▼ 17°
Wind
5 mph W
Humidity
79%
Dew Point
21°
Pressure
28.90 inHg
Visibility
10 mi
UV Index
5.3
Cloud Cover
82%
Sunrise
5:25 AM
Sunset
8:39 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Columbia County is currently mostly cloudy at 25°C. Precipitation is likely — peak probability 53% around 9 PM. Atmospheric instability is elevated (CAPE up to 2018 J/kg) — isolated convective development possible. Sunrise: 5:25AM · Sunset: 8:39PM.

Alerts

No active alerts for this location.
43 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
45%
3 PM
26°
42%
4 PM
26°
41%
5 PM
28°
43%
6 PM
27°
45%
7 PM
26°
46%
8 PM
25°
38%
9 PM
24°
52%
10 PM
23°
40%
11 PM
23°
32%
12 AM
22°
9%
1 AM
21°
7%
2 AM
21°
7%
3 AM
20°
6%
4 AM
20°
7%
5 AM
18°
3%
6 AM
18°
3%
7 AM
19°
3%
8 AM
19°
3%
9 AM
22°
3%
10 AM
23°
5%
11 AM
23°
5%
12 PM
24°
5%
1 PM
26°
6%
7-Day Forecast
Today
28° 17°
Mostly Cloudy with a 45% chance of rain.
Fri
28° 17°
Mostly Cloudy.
Sat
31° 17°
Clear.
Sun
31° 18°
Clear.
Mon
30° 19°
Clear.
Tue
31° 19°
Clear.
Wed
28° 17°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 26° Mostly Cloudy 45% 5 mph W 79%
3 PM 26° Mostly Cloudy 42% 5 mph W 81%
4 PM 26° Partly Cloudy 41% 4 mph WNW 81%
5 PM 28° Partly Cloudy 43% 4 mph NW 82%
6 PM 27° Partly Cloudy 45% 4 mph NNW 84%
7 PM 26° Partly Cloudy 46% 3 mph NNE 87%
8 PM 25° Partly Cloudy 38% 3 mph NE 90%
9 PM 24° Mostly Clear 52% 4 mph ENE 93%
10 PM 23° Mostly Clear 40% 5 mph E 94%
11 PM 23° Partly Cloudy 32% 4 mph E 95%
12 AM 22° Partly Cloudy 9% 4 mph ESE 96%
1 AM 21° Partly Cloudy 7% 4 mph E 96%
2 AM 21° Partly Cloudy 7% 3 mph E 97%
3 AM 20° Partly Cloudy 6% 3 mph ENE 98%
4 AM 20° Fog 7% 3 mph ENE 98%
5 AM 18° Fog 3% 4 mph ENE 98%
6 AM 18° Fog 3% 4 mph ENE 98%
7 AM 19° Fog 3% 5 mph ENE 96%
8 AM 19° Fog 3% 5 mph ENE 92%
9 AM 22° Haze 3% 5 mph ENE 87%
10 AM 23° Mostly Cloudy 5% 6 mph ENE 82%
11 AM 23° Partly Cloudy 5% 6 mph ENE 76%
12 PM 24° Partly Cloudy 5% 6 mph ENE 70%
1 PM 26° Partly Cloudy 6% 6 mph ENE 68%
15-Day Forecast
Today
7/9
Mostly Cloudy
45%
17°
28°
Fri
7/10
Mostly Cloudy
7%
17°
28°
Sat
7/11
Clear
15%
17°
31°
Sun
7/12
Clear
8%
18°
31°
Mon
7/13
Clear
9%
19°
30°
Tue
7/14
Clear
19%
19°
31°
Wed
7/15
Clear
19%
17°
28°
Thu
7/16
Clear
60%
17°
28°
Fri
7/17
Drizzle
60%
17°
32°
Sat
7/18
Drizzle
60%
17°
28°
Sun
7/19
Drizzle
60%
11°
28°
Mon
7/20
Drizzle
60%
17°
27°
Tue
7/21
Drizzle
60%
17°
27°
Wed
7/22
Drizzle
60%
17°
27°
Thu
7/23
Drizzle
60%
17°
27°
43
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
17 AQI 3.2 µg/m³
O3
Ground-level ozone
Dominant
43 AQI 47 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Fri 43 Good 43 17
Sat 31 Good 31 24
Sun 34 Good 34 27
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
SBCAPE1991 J/kg
MLCAPE1524 J/kg
MUCAPE1991 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-4.8
Kinematics
0–6 km Shear22 kt
0–1 km Shear2 kt
Eff. Shear22 kt
0–1 km SRH4
0–3 km SRH-40
Eff. SRH-40
Storm Motion233° @ 24 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index38.2
Thermo & Levels
PWAT1.59 in
0–3 km LR6.8 °C/km
700–500 LR5.0 °C/km
Total Totals46.6
LCL920 hPa
LFC979 hPa
EL213 hPa
Freezing Lvl13,107 ft