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Now · 7:37 AM

LaCrosse Weather & Hourly Forecast

United States · Washington · 99143

Mostly cloudy
53°F
Mostly cloudy
Feels like: 52°F
💧 Humidity 88% 🌡 Pressure 29.91 inHg 💨 Wind 2 mph 👁 Visibility 6.2 mi Clouds 69% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:15 AM 🌇 Sunset 7:26 PM

Hourly Forecast for LaCrosse

Today
Mostly cloudy · 8:00 AM Mostly cloudy
53° 💧 None 💨 2 mph H 88%29.91 inHg
Mostly cloudy · 11:00 AM Mostly cloudy
57° 💧 None 💨 4 mph H 65%29.91 inHg
Overcast · 2:00 PM Overcast
66° 💧 None 💨 2 mph H 32%29.91 inHg
Mostly cloudy · 5:00 PM Mostly cloudy
65° 💧 None 💨 6 mph H 27%29.88 inHg
Overcast night · 8:00 PM Overcast night
58° 💧 0.01 in 💨 6 mph H 34%29.91 inHg
Overcast night · 11:00 PM Overcast night
56° 💧 None 💨 2 mph H 46%29.91 inHg
Tomorrow
Mostly cloudy night · 2:00 AM Mostly cloudy night
54° 💧 None 💨 3 mph H 50%29.94 inHg
Overcast night · 5:00 AM Overcast night
52° 💧 None 💨 3 mph H 57%29.97 inHg
Mostly cloudy · 8:00 AM Mostly cloudy
56° 💧 None 💨 3 mph H 54%30.00 inHg
Mostly cloudy · 11:00 AM Mostly cloudy
64° 💧 None 💨 2 mph H 41%29.97 inHg
Partly cloudy · 2:00 PM Partly cloudy
69° 💧 None 💨 1 mph H 31%29.91 inHg
Mostly cloudy · 5:00 PM Mostly cloudy
63° 💧 0.01 in 💨 29 mph H 40%29.94 inHg
Mostly cloudy night · 8:00 PM Mostly cloudy night
57° 💧 None 💨 4 mph H 47%29.94 inHg
Mostly cloudy night · 11:00 PM Mostly cloudy night
56° 💧 None 💨 4 mph H 51%29.94 inHg
Sunday
Mostly cloudy night · 2:00 AM Mostly cloudy night
59° 💧 None 💨 2 mph H 60%29.94 inHg
Mostly cloudy night · 5:00 AM Mostly cloudy night
58° 💧 None 💨 4 mph H 64%29.94 inHg

In LaCrosse and, more broadly, across the state of Washington: This morning will start with mostly cloudy skies and cool temperatures ranging from 42 to 58 degrees Fahrenheit. Light east winds will blow at around 4 mph, with occasional gusts up to 6 mph. The cloud cover may bring some light rain, with total accumulation around 0.06 inches, and there is a high chance of rain during the day. In the afternoon, clouds are expected to persist, and the possibility of rain remains, especially in the late morning and early afternoon. Temperatures will stay in the cooler range, and winds will continue light, coming from the east at similar speeds. Overall, expect a damp and cloudy day with brief periods of light rain, so carrying an umbrella might be advisable.

15-Day Weather Outlook for LaCrosse

TomorrowTomorrow Light rain Light rain 69°/52° 💧 0.01 in 💨 29 mph
Sunday, Sep 6Sun Sep 6 Light rain Light rain 74°/56° 💧 0.01 in 💨 14 mph
Monday, Sep 7Mon Sep 7 Light rain Light rain 66°/55° 💧 0.13 in 💨 15 mph
Tuesday, Sep 8Tue Sep 8 Overcast Overcast 78°/54° 💧 None 💨 10 mph
Wednesday, Sep 9Wed Sep 9 Overcast Overcast 83°/64° 💧 None 💨 7 mph
Thursday, Sep 10Thu Sep 10 Sunny Sunny 85°/66° 💧 None 💨 8 mph
Friday, Sep 11Fri Sep 11 Sunny Sunny 88°/65° 💧 None 💨 10 mph
Saturday, Sep 12Sat Sep 12 Overcast Overcast 85°/69° 💧 None 💨 13 mph
Sunday, Sep 13Sun Sep 13 Light rain Light rain 83°/67° 💧 0.01 in 💨 14 mph
Monday, Sep 14Mon Sep 14 Mostly cloudy Mostly cloudy 77°/63° 💧 None 💨 20 mph
Tuesday, Sep 15Tue Sep 15 Mostly cloudy Mostly cloudy 78°/61° 💧 None 💨 16 mph
Wednesday, Sep 16Wed Sep 16 Sunny Sunny 76°/60° 💧 None 💨 7 mph
Thursday, Sep 17Thu Sep 17 Mostly cloudy Mostly cloudy 81°/60° 💧 None 💨 8 mph
Friday, Sep 18Fri Sep 18 Partly cloudy Partly cloudy 86°/63° 💧 None 💨 9 mph
Saturday, Sep 19Sat Sep 19 Overcast Overcast 84°/67° 💧 None 💨 14 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in LaCrosse

Vertical axis: °F · Color based on temperature
Mostly cloudy at 8:00 AM
53° Today 8:00 AM
Mostly cloudy at 9:00 AM
53° 9:00 AM
Mostly cloudy at 10:00 AM
55° 10:00 AM
Mostly cloudy at 11:00 AM
57° 11:00 AM
Mostly cloudy at 12:00 PM
61° Today 12:00 PM
Overcast at 1:00 PM
65° 1:00 PM
Overcast at 2:00 PM
66° 2:00 PM
Overcast at 3:00 PM
66° 3:00 PM
Overcast at 4:00 PM
66° Today 4:00 PM
Mostly cloudy at 5:00 PM
65° 5:00 PM
Overcast at 6:00 PM
63° 6:00 PM
Overcast at 7:00 PM
62° 7:00 PM
Overcast night at 8:00 PM
58° Today 8:00 PM
Overcast night at 9:00 PM
54° 9:00 PM
Light rain at 10:00 PM
53° 10:00 PM
Overcast night at 11:00 PM
56° 11:00 PM
Partly cloudy night at 12:00 AM
56° Tomorrow 12:00 AM
Mostly cloudy night at 1:00 AM
55° 1:00 AM
Mostly cloudy night at 2:00 AM
54° 2:00 AM
Overcast night at 3:00 AM
53° 3:00 AM
Overcast night at 4:00 AM
53° Tomorrow 4:00 AM
Overcast night at 5:00 AM
52° 5:00 AM
Overcast night at 6:00 AM
52° 6:00 AM
Overcast at 7:00 AM
52° 7:00 AM
Mostly cloudy at 8:00 AM
56° Tomorrow 8:00 AM
Mostly cloudy at 9:00 AM
58° 9:00 AM
Mostly cloudy at 10:00 AM
61° 10:00 AM
Mostly cloudy at 11:00 AM
64° 11:00 AM
Overcast at 12:00 PM
67° Tomorrow 12:00 PM
Mostly cloudy at 1:00 PM
68° 1:00 PM
Partly cloudy at 2:00 PM
69° 2:00 PM
Mostly cloudy at 3:00 PM
69° 3:00 PM
Mostly cloudy at 4:00 PM
67° Tomorrow 4:00 PM
Mostly cloudy at 5:00 PM
63° 5:00 PM
Light rain at 6:00 PM
61° 6:00 PM
Overcast at 7:00 PM
60° 7:00 PM
Mostly cloudy night at 8:00 PM
57° Tomorrow 8:00 PM
Overcast night at 9:00 PM
54° 9:00 PM
Overcast night at 10:00 PM
54° 10:00 PM
Mostly cloudy night at 11:00 PM
56° 11:00 PM
Overcast night at 12:00 AM
61° Sunday 12:00 AM
Overcast night at 1:00 AM
60° 1:00 AM
Mostly cloudy night at 2:00 AM
59° 2:00 AM
Mostly cloudy night at 3:00 AM
59° 3:00 AM
Mostly cloudy night at 4:00 AM
59° Sunday 4:00 AM
Mostly cloudy night at 5:00 AM
58° 5:00 AM
Mostly cloudy night at 6:00 AM
56° 6:00 AM
Mostly cloudy at 7:00 AM
58° 7:00 AM
Mostly cloudy at 8:00 AM
60° Sunday 8:00 AM
Overcast at 9:00 AM
61° 9:00 AM
Overcast at 10:00 AM
63° 10:00 AM
Overcast at 11:00 AM
65° 11:00 AM
Overcast at 12:00 PM
67° Sunday 12:00 PM
Overcast at 1:00 PM
69° 1:00 PM
Overcast at 2:00 PM
71° 2:00 PM
Overcast at 3:00 PM
72° 3:00 PM
Overcast at 4:00 PM
74° Sunday 4:00 PM
Overcast at 5:00 PM
74° 5:00 PM
Overcast at 6:00 PM
73° 6:00 PM
Overcast at 7:00 PM
71° 7:00 PM
Overcast night at 8:00 PM
64° Sunday 8:00 PM
Light rain at 9:00 PM
63° 9:00 PM
Light rain at 10:00 PM
60° 10:00 PM
Light rain at 11:00 PM
59° 11:00 PM
Light rain at 12:00 AM
58° Monday 12:00 AM
Light rain at 1:00 AM
58° 1:00 AM
Light rain at 2:00 AM
57° 2:00 AM
Overcast night at 3:00 AM
58° 3:00 AM
Overcast night at 4:00 AM
57° Monday 4:00 AM
Light rain at 5:00 AM
56° 5:00 AM
Light rain at 6:00 AM
56° 6:00 AM
Light rain at 7:00 AM
55° 7:00 AM
Light rain at 8:00 AM
55° Monday 8:00 AM
Light rain at 9:00 AM
55° 9:00 AM
Overcast at 10:00 AM
56° 10:00 AM
Overcast at 11:00 AM
56° 11:00 AM
Overcast at 12:00 PM
56° Monday 12:00 PM
Overcast at 1:00 PM
58° 1:00 PM
Overcast at 2:00 PM
59° 2:00 PM
Overcast at 3:00 PM
63° 3:00 PM
Mostly cloudy at 4:00 PM
65° Monday 4:00 PM
Mostly cloudy at 5:00 PM
66° 5:00 PM
Partly cloudy at 6:00 PM
66° 6:00 PM
Mostly sunny at 7:00 PM
64° 7:00 PM
Mostly clear night at 8:00 PM
62° Monday 8:00 PM
Mostly clear night at 9:00 PM
59° 9:00 PM
Mostly clear night at 10:00 PM
58° 10:00 PM
Mostly clear night at 11:00 PM
57° 11:00 PM
Clear night at 12:00 AM
57° Tuesday 12:00 AM
Clear night at 1:00 AM
56° 1:00 AM
Clear night at 2:00 AM
56° 2:00 AM
Clear night at 3:00 AM
55° 3:00 AM
Mostly clear night at 4:00 AM
55° Tuesday 4:00 AM
Partly cloudy night at 5:00 AM
54° 5:00 AM
Overcast night at 6:00 AM
54° 6:00 AM
Overcast at 7:00 AM
55° 7:00 AM

AIR QUALITY FORECAST

Air Quality Forecast for LaCrosse

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 8:00 AM
PM2.5 Fine particles Good 0,5µg/m³

Microscopic particles that can penetrate deep into the lungs. Elevated concentrations can especially affect children, older adults and people with respiratory conditions.

PM10 Particulate matter Good 0,5µg/m³

Includes dust, pollen and other airborne particles. High concentrations may irritate the respiratory system.

O₃ Ozone Good 26,0µg/m³

Ground-level ozone can irritate the eyes and respiratory system when concentrations are elevated.

NO₂ Nitrogen dioxide Good 3,9µg/m³

A gas emitted mainly by traffic and some industrial activity. High exposure can affect respiratory health.

Air quality is favorable for outdoor activities.

UV & HEALTH

UV, Sun & Health Outlook in LaCrosse

Maximum daily UV Today, tomorrow and the following day show the maximum UV index forecast for each day.
0–2 Low 3–5 Moderate 6–7 High 8–10 Very high 11+ Extreme
Today UV 4,5Moderate 😊Good
Tomorrow UV 4,8Moderate 🙂Fair
Sunday UV 5,0Moderate 🙂Fair
Monday UV 6,0High 🙂Fair
Tuesday UV 6,0High 😊Good
Wednesday UV 7,0High Unavailable
Thursday UV 7,0High Unavailable
Hourly UV index today
8:00 AMUV 0,1 9:00 AMUV 0,1 10:00 AMUV 0,5 11:00 AMUV 1,8 12:00 PMUV 3,3 1:00 PMUV 4,5 2:00 PMUV 3,6 3:00 PMUV 2,3 4:00 PMUV 1,9 5:00 PMUV 0,9 6:00 PMUV 0,2 7:00 PMUV 0,0
Today's weather health advice Open today's recommendations.

Moderate UV risk

Sunglasses and sun protection are recommended for prolonged exposure.

Good air quality

Air quality is good and outdoor activities can be enjoyed normally.

Comfortable temperature conditions

Temperatures should feel comfortable for most people, with no particular heat or cold precautions needed.

Good conditions for outdoor activities

Outdoor activities can generally be enjoyed normally, with sun protection adjusted to the UV level.

WIND OUTLOOK

Hourly Wind Forecast for LaCrosse

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. Today 8:00 AM 9:00 AM 10:00 AM 11:00 AM Today 12:00 PM 1:00 PM 2:00 PM 3:00 PM Today 4:00 PM 5:00 PM 6:00 PM 7:00 PM Today 8:00 PM 9:00 PM 10:00 PM 11:00 PM Tomorrow 12:00 AM 1:00 AM 2:00 AM 3:00 AM Tomorrow 4:00 AM 5:00 AM 6:00 AM 7:00 AM Tomorrow 8:00 AM 9:00 AM 10:00 AM 11:00 AM Tomorrow 12:00 PM 1:00 PM 2:00 PM 3:00 PM Tomorrow 4:00 PM 5:00 PM 6:00 PM 7:00 PM Tomorrow 8:00 PM 9:00 PM 10:00 PM 11:00 PM Sunday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Sunday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Sunday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Sunday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Sunday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Sunday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Monday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Monday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Monday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Monday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Monday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Monday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Tuesday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Tuesday 4:00 AM 5:00 AM 6:00 AM 7:00 AM
Sustained wind Max gusts
Internal PR simulation: 3.55 Population: 357

Forecast data for LaCrosse were last refreshed today at 7:37 AM. The current forecast period extends through 06/09/2026 at 5:00 AM. Weather, air-quality and UV-index data are provided through WEATHER-INFO.COM. Forecasts are produced automatically from the latest available data and are subject to periodic technical checks. This service is intended for general weather information.