Lafayette County, Wisconsin, United States

Last updated: 9:07 PM CDT  ·  Refresh
29°C
Feels like 33°
Clear
▲ 34°  /  ▼ 19°
Wind
9 mph WNW
Humidity
70%
Dew Point
21°
Pressure
28.68 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
1%
Sunrise
5:47 AM
Sunset
8:26 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Lafayette County is currently clear at 29°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1391 J/kg) — isolated convective development possible. Sunrise: 5:47AM · Sunset: 8:26PM.

Alerts

No active alerts for this location.
51 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
3%
10 PM
28°
21%
11 PM
27°
21%
12 AM
26°
21%
1 AM
24°
3%
2 AM
23°
3%
3 AM
23°
3%
4 AM
22°
3%
5 AM
19°
3%
6 AM
19°
3%
7 AM
19°
3%
8 AM
21°
3%
9 AM
22°
3%
10 AM
23°
3%
11 AM
24°
3%
12 PM
26°
3%
1 PM
27°
3%
2 PM
28°
3%
3 PM
28°
3%
4 PM
31°
3%
5 PM
29°
3%
6 PM
28°
3%
7 PM
28°
3%
8 PM
26°
3%
7-Day Forecast
Tonight
34° 19°
Clear.
Tue
31° 18°
Partly Cloudy with a 21% chance of rain.
Wed
29° 17°
Clear.
Thu
33° 18°
Partly Cloudy with a 26% chance of rain.
Fri
28° 17°
Rain, 90% chance.
Sat
32° 17°
Rain, 64% chance.
Sun
31° 16°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 29° Clear 3% 9 mph WNW 70%
10 PM 28° Clear 21% 8 mph WNW 76%
11 PM 27° Clear 21% 9 mph NNW 77%
12 AM 26° Partly Cloudy 21% 9 mph NNW 80%
1 AM 24° Partly Cloudy 3% 10 mph N 83%
2 AM 23° Partly Cloudy 3% 9 mph N 85%
3 AM 23° Partly Cloudy 3% 9 mph NNE 88%
4 AM 22° Mostly Cloudy 3% 9 mph NNE 89%
5 AM 19° Mostly Cloudy 3% 9 mph NNE 88%
6 AM 19° Mostly Cloudy 3% 8 mph NNE 88%
7 AM 19° Mostly Cloudy 3% 8 mph NE 87%
8 AM 21° Mostly Cloudy 3% 9 mph NE 82%
9 AM 22° Partly Cloudy 3% 9 mph NNE 75%
10 AM 23° Mostly Clear 3% 8 mph NNE 68%
11 AM 24° Mostly Clear 3% 8 mph NNE 63%
12 PM 26° Mostly Clear 3% 7 mph NNE 57%
1 PM 27° Mostly Clear 3% 7 mph NNE 53%
2 PM 28° Mostly Clear 3% 7 mph NNE 51%
3 PM 28° Clear 3% 7 mph NNE 50%
4 PM 31° Clear 3% 6 mph NNE 49%
5 PM 29° Clear 3% 6 mph NNE 54%
6 PM 28° Mostly Clear 3% 6 mph NE 58%
7 PM 28° Mostly Clear 3% 6 mph NE 61%
8 PM 26° Partly Cloudy 3% 5 mph ENE 63%
15-Day Forecast
Today
7/27
Clear
3%
19°
34°
Tue
7/28
Partly Cloudy
21%
18°
31°
Wed
7/29
Clear
16%
17°
29°
Thu
7/30
Partly Cloudy
26%
18°
33°
Fri
7/31
Rain
90%
17°
28°
Sat
8/1
Rain
64%
17°
32°
Sun
8/2
Clear
8%
16°
31°
Mon
8/3
Clear
17%
15°
32°
Tue
8/4
Drizzle
44%
18°
34°
Wed
8/5
Rain
68%
17°
33°
Thu
8/6
Rain
64%
16°
29°
Fri
8/7
Drizzle
60%
16°
31°
Sat
8/8
Drizzle
60%
16°
32°
Sun
8/9
Drizzle
60%
17°
32°
Mon
8/10
Drizzle
60%
17°
33°
51
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
51 AQI 9.1 µg/m³
O3
Ground-level ozone
35 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 51 Moderate 35 51
Wed 47 Good 37 47
Thu 52 Moderate 36 52
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 Mon Jul 27, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 90 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1193 J/kg
MLCAPE566 J/kg
MUCAPE1193 J/kg
SBCIN-369 J/kg
MLCIN0 J/kg
Lifted Index-4.9
Kinematics
0–6 km Shear37 kt
0–1 km Shear12 kt
Eff. Shear—
0–1 km SRH-51
0–3 km SRH-84
Eff. SRH—
Storm Motion289° @ 31 kt
0–1 km EHI-0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-6.7
Thermo & Levels
PWAT1.10 in
0–3 km LR5.2 °C/km
700–500 LR7.5 °C/km
Total Totals49.1
LCL864 hPa
LFC603 hPa
EL217 hPa
Freezing Lvl15,791 ft