Severe Thunderstorm Watch 10:00 PM Severe Thunderstorm Watch 10:00 PM

Trempealeau County, Wisconsin, United States

Last updated: 4:40 PM CDT  ·  Refresh
26°C
Feels like 29°
Overcast
▲ 28°  /  ▼ 19°
Wind
6 mph WSW
Humidity
86%
Dew Point
22°
Pressure
28.92 inHg
Visibility
10 mi
UV Index
3.2
Cloud Cover
92%
Sunrise
5:30 AM
Sunset
8:50 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Trempealeau County is currently overcast at 26°C. Precipitation is likely — peak probability 90% around 5 PM. Atmospheric instability is elevated (CAPE up to 1866 J/kg) — isolated convective development possible. Sunrise: 5:30AM · Sunset: 8:50PM.

Alerts

Severe Thunderstorm Watch
Expires 10:00 PM
Severe Thunderstorm Watch
Expires 10:00 PM
38 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
26°
70%
5 PM
25°
90%
6 PM
24°
83%
7 PM
23°
83%
8 PM
23°
80%
9 PM
21°
58%
10 PM
21°
58%
11 PM
21°
50%
12 AM
21°
47%
1 AM
21°
33%
2 AM
20°
33%
3 AM
20°
30%
4 AM
20°
30%
5 AM
19°
35%
6 AM
19°
48%
7 AM
19°
48%
8 AM
20°
36%
9 AM
21°
36%
10 AM
22°
36%
11 AM
23°
36%
12 PM
23°
36%
1 PM
24°
36%
2 PM
24°
36%
3 PM
24°
35%
7-Day Forecast
Today
28° 19°
Heavy Rain, 83% chance.
Thu
28° 18°
Rain, 48% chance.
Fri
28° 18°
Mostly Clear with a 20% chance of rain.
Sat
29° 18°
Clear.
Sun
30° 19°
Clear.
Mon
31° 19°
Clear.
Tue
32° 21°
Mostly Clear.
TimeTempConditionsPrecipWindHumidity
Now 26° Overcast 70% 6 mph WSW 86%
5 PM 25° Overcast 90% 5 mph SW 87%
6 PM 24° Heavy Rain 83% 4 mph SW 92%
7 PM 23° Heavy Rain 83% 4 mph SW 96%
8 PM 23° Overcast 80% 4 mph SW 97%
9 PM 21° Overcast 58% 4 mph SSW 98%
10 PM 21° Overcast 58% 3 mph SW 98%
11 PM 21° Overcast 50% 3 mph SSW 98%
12 AM 21° Overcast 47% 4 mph SSW 98%
1 AM 21° Overcast 33% 3 mph SW 98%
2 AM 20° Overcast 33% 3 mph SW 99%
3 AM 20° Mostly Cloudy 30% 4 mph WSW 99%
4 AM 20° Fog 30% 4 mph W 98%
5 AM 19° Fog 35% 4 mph WNW 98%
6 AM 19° Rain 48% 4 mph NW 97%
7 AM 19° Rain 48% 3 mph NNW 96%
8 AM 20° Rain 36% 4 mph N 94%
9 AM 21° Fog 36% 4 mph N 92%
10 AM 22° Mostly Cloudy 36% 4 mph N 88%
11 AM 23° Mostly Cloudy 36% 4 mph N 85%
12 PM 23° Partly Cloudy 36% 4 mph N 81%
1 PM 24° Rain 36% 5 mph N 79%
2 PM 24° Rain 36% 5 mph N 78%
3 PM 24° Rain 35% 5 mph N 76%
15-Day Forecast
Today
7/8
Heavy Rain
83%
19°
28°
Thu
7/9
Rain
48%
18°
28°
Fri
7/10
Mostly Clear
20%
18°
28°
Sat
7/11
Clear
17%
18°
29°
Sun
7/12
Clear
9%
19°
30°
Mon
7/13
Clear
3%
19°
31°
Tue
7/14
Mostly Clear
19%
21°
32°
Wed
7/15
Mostly Cloudy
60%
19°
31°
Thu
7/16
Drizzle
60%
19°
30°
Fri
7/17
Drizzle
60%
19°
30°
Sat
7/18
Drizzle
60%
13°
27°
Sun
7/19
Drizzle
60%
18°
26°
Mon
7/20
Drizzle
60%
17°
26°
Tue
7/21
Drizzle
60%
17°
26°
Wed
7/22
Drizzle
60%
17°
26°
38
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
38 AQI 6.9 µg/m³
O3
Ground-level ozone
36 AQI 40 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 38 Good 36 38
Fri 35 Good 32 35
Sat 31 Good 31 30
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 Jul 8, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2349 J/kg
MLCAPE1604 J/kg
MUCAPE2349 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-6.4
Kinematics
0–6 km Shear24 kt
0–1 km Shear13 kt
Eff. Shear24 kt
0–1 km SRH10
0–3 km SRH-36
Eff. SRH-36
Storm Motion235° @ 30 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.1
STP (eff)0.0
Supercell0.0
K-Index34.8
Thermo & Levels
PWAT1.94 in
0–3 km LR6.2 °C/km
700–500 LR6.2 °C/km
Total Totals47.4
LCL930 hPa
LFC979 hPa
EL190 hPa
Freezing Lvl13,327 ft