LA CROSSE, WI 54603 Weather Forecast & Current Conditions

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LA CROSSE, WI
Current Weather

5:53 PM CDT SEP 4, 2026
Clear
88°F
Feels Like: 95°F
Dewpoint: 72°F
Rel. Hum.: 59%
Visibility: 10 miles
Wind: SSW at 8 mph
Pressure: 29.88 inches
Last 72 hours

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LA CROSSE, WI 54603
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy. Patchy fog after midnight. Lows in the upper 60s. Light winds, becoming north after midnight. Heat index values up to 100 early this evening.
SATURDAY
Mostly cloudy in the morning, then becoming mostly sunny. Patchy fog in the morning. Humid with highs in the mid 80s. Northeast winds around 5 mph.
SATURDAY NIGHT
Partly cloudy. Humid with lows in the lower 60s. East winds around 5 mph.
SUNDAY
Partly sunny. Highs in the lower 80s. Southeast winds 5 to 10 mph.
SUNDAY NIGHT
Partly cloudy. Lows in the lower 60s. Southeast winds 5 to 10 mph.
LABOR DAY
Partly sunny. Highs in the lower 80s.
MONDAY NIGHT
Mostly cloudy with a chance of showers. Lows in the mid 60s. Chance of rain 40 percent.
TUESDAY
Showers likely and a chance of thunderstorms. Highs in the mid 80s. Chance of rain 70 percent.
TUESDAY NIGHT
Showers likely and a chance of thunderstorms. Lows in the upper 60s. Chance of rain 70 percent.
WEDNESDAY AND WEDNESDAY NIGHT
Partly cloudy. Highs in the mid 80s. Lows in the upper 50s.
THURSDAY THROUGH FRIDAY
Partly cloudy. Highs around 80. Lows in the mid 50s.

Visible Weather Satellite
LA CROSSE, WI 54603
Infrared Weather Satellite
LA CROSSE, WI 54603
NEXRAD Weather Radar
LA CROSSE, WI 54603

LA CROSSE, WI 3 hourly weather forecast

weather forecast created  6:00 AM MDT  9/ 4/2026
Friday
4 SEP 2026
LA CROSSE, WI 54603 weather forecast Day 1, 12 hours 1 PM 82° 87° Partly Cloudy 4%

0% Thunder
( 18% severe)
SSW   7 74% 73°
High 87° LA CROSSE, WI 54603 weather forecast Day 1, 15 hours 4 PM 86° 92° Clear WSW   6 63% 72°
Clear



LA CROSSE, WI 54603 weather forecast Day 1, 18 hours 7 PM 83° 90° Clear 4%

0% Thunder
( 11% severe)
W   5 74% 74°
LA CROSSE, WI 54603 weather forecast Day 1, 21 hours 10 PM 78° 80° Clear NNW   3 85% 73°
Saturday
5 SEP 2026
LA CROSSE, WI 54603 weather forecast Day 2, 0 hours 1 AM 75° 75° Partly Cloudy 2%

0% Thunder
( 11% severe)
N   3 90% 72°
Low 70° LA CROSSE, WI 54603 weather forecast Day 2, 3 hours 4 AM 73° 73° Mostly Cloudy N   5 93% 71°
High 85° LA CROSSE, WI 54603 weather forecast Day 2, 6 hours 7 AM 72° 72° Mostly Cloudy 2%

0% Thunder
( 4% severe)
N   5 93% 70°

Mostly Cloudy



LA CROSSE, WI 54603 weather forecast Day 2, 9 hours 10 AM 72° 72° Mostly Cloudy NE   6 93% 70°
LA CROSSE, WI 54603 weather forecast Day 2, 12 hours 1 PM 79° 82° Partly Cloudy 4%

0% Thunder
( 6% severe)
NE   6 72% 69°
LA CROSSE, WI 54603 weather forecast Day 2, 15 hours 4 PM 81° 84° Mostly Cloudy NE   6 63% 67°
LA CROSSE, WI 54603 weather forecast Day 2, 18 hours 7 PM 79° 81° Partly Cloudy 1%

0% Thunder
( 7% severe)
E   6 69% 68°
LA CROSSE, WI 54603 weather forecast Day 2, 21 hours 10 PM 74° 74° Partly Cloudy E   7 84% 69°
Sunday
6 SEP 2026
LA CROSSE, WI 54603 weather forecast Day 3, 0 hours 1 AM 72° 72° Partly Cloudy 7%

0% Thunder
( 6% severe)
ESE   6 87% 68°
Low 67° LA CROSSE, WI 54603 weather forecast Day 3, 3 hours 4 AM 71° 71° Clear ESE   5 87% 67°
High 83° LA CROSSE, WI 54603 weather forecast Day 3, 6 hours 7 AM 69° 69° Mostly Cloudy 12%
RAIN
.1–.25 in
0% Thunder
( 4% severe)
E   6 90% 66°

Mostly Cloudy



LA CROSSE, WI 54603 weather forecast Day 3, 9 hours 10 AM 70° 70° Mostly Cloudy ESE   6 87% 66°
LA CROSSE, WI 54603 weather forecast Day 3, 15 hours 1 PM 76° 78° Mostly Cloudy 8%

0% Thunder
( 5% severe)
SE   7 71% 66°
LA CROSSE, WI 54603 weather forecast Day 3, 18 hours 4 PM 78° 80° Partly Cloudy SE   7 64% 65°
LA CROSSE, WI 54603 weather forecast Day 3, 21 hours 7 PM 77° 79° Partly Cloudy     SE   7 67% 65°

LA CROSSE, WI extended weather forecast

Monday
7 SEP 2026
Tuesday
8 SEP 2026
Wednesday
9 SEP 2026
Thursday
10 SEP 2026
Friday
11 SEP 2026
Low 62° Low 64° Low 67° Low 57° Low 56°
High 85° High 88° High 89° High 80° High 78°
LA CROSSE, WI 54603 weather forecast Day 4 LA CROSSE, WI 54603 weather forecast Day 5 LA CROSSE, WI 54603 weather forecast Day 6 LA CROSSE, WI 54603 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
15% Rain
Overcast
33% Rain
Partly Cloudy
19% Rain
Clear
10% Rain
Overcast
28% Rain
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