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Now · 11:35 PM

Chelsea Weather & Hourly Forecast

United States · Wisconsin · 54451

Overcast night
63°F
Overcast night
Feels like: 63°F
💧 Humidity 93% 🌡 Pressure 29.91 inHg 💨 Wind 3 mph 👁 Visibility 6.2 mi Clouds 100% ☀️ UV index 0.0 · Low 🌅 Sunrise 6:23 AM 🌇 Sunset 7:39 PM

Hourly Forecast for Chelsea

Tomorrow
Overcast night · 12:00 AM Overcast night
63° 💧 None 💨 3 mph H 93%29.91 inHg
Overcast night · 3:00 AM Overcast night
61° 💧 0.02 in 💨 1 mph H 73%29.91 inHg
Overcast night · 6:00 AM Overcast night
61° 💧 None 💨 5 mph H 84%29.91 inHg
Mostly cloudy · 9:00 AM Mostly cloudy
66° 💧 None 💨 4 mph H 62%29.91 inHg
Partly cloudy · 12:00 PM Partly cloudy
80° 💧 None 💨 5 mph H 43%29.91 inHg
Sunny · 3:00 PM Sunny
78° 💧 None 💨 4 mph H 37%29.85 inHg
Sunny · 6:00 PM Sunny
76° 💧 None 💨 2 mph H 47%29.85 inHg
Clear night · 9:00 PM Clear night
71° 💧 None 💨 4 mph H 65%29.88 inHg
Thursday
Clear night · 12:00 AM Clear night
69° 💧 None 💨 7 mph H 76%29.91 inHg
Light rain · 3:00 AM Light rain
65° 💧 0.07 in 💨 8 mph H 73%29.88 inHg
Light rain · 6:00 AM Light rain
62° 💧 0.14 in 💨 7 mph H 95%29.88 inHg
Light rain · 9:00 AM Light rain
66° 💧 0.04 in 💨 8 mph H 95%29.91 inHg
Overcast · 12:00 PM Overcast
78° 💧 None 💨 7 mph H 69%29.88 inHg
Mostly cloudy · 3:00 PM Mostly cloudy
86° 💧 None 💨 8 mph H 50%29.83 inHg
Light rain · 6:00 PM Light rain
81° 💧 0.04 in 💨 11 mph H 61%29.85 inHg
Moderate rain · 9:00 PM Moderate rain
65° 💧 0.09 in 💨 3 mph H 93%29.85 inHg

In Chelsea and, more broadly, across the state of Wisconsin: Mostly cloudy skies are expected tonight, with temperatures remaining mild to warm, ranging from around 83 to 85 degrees Fahrenheit. Winds will be light, coming from the southwest at no more than 7 mph, with gusts reaching up to 16 mph. No precipitation is anticipated during the evening hours, so outdoor plans can continue without concern for rain. Humidity levels may remain comfortable, making for a pleasant night overall. Conditions will be relatively stable, but keep an eye out for occasional gusts if you’re planning to be outdoors later in the evening. Temperatures are unlikely to drop significantly, so it should stay warm into the night.

15-Day Weather Outlook for Chelsea

TomorrowTomorrow Light rain Light rain 80°/59° 💧 0.02 in 💨 7 mph
Thursday, Sep 3Thu Sep 3 Moderate rain Moderate rain 88°/62° 💧 0.39 in 💨 11 mph
Friday, Sep 4Fri Sep 4 Very heavy rain Very heavy rain 80°/61° 💧 1.37 in 💨 12 mph
Saturday, Sep 5Sat Sep 5 Light rain Light rain 82°/59° 💧 0.08 in 💨 10 mph
Sunday, Sep 6Sun Sep 6 Light rain Light rain 67°/62° 💧 0.23 in 💨 10 mph
Monday, Sep 7Mon Sep 7 Light rain Light rain 79°/62° 💧 0.23 in 💨 13 mph
Tuesday, Sep 8Tue Sep 8 Light rain Light rain 59°/52° 💧 0.00 in 💨 12 mph
Wednesday, Sep 9Wed Sep 9 Light rain Light rain 77°/58° 💧 0.10 in 💨 16 mph
Thursday, Sep 10Thu Sep 10 Overcast Overcast 57°/51° 💧 None 💨 14 mph
Friday, Sep 11Fri Sep 11 Mostly cloudy Mostly cloudy 66°/51° 💧 None 💨 6 mph
Saturday, Sep 12Sat Sep 12 Light rain Light rain 56°/46° 💧 0.10 in 💨 10 mph
Sunday, Sep 13Sun Sep 13 Mostly cloudy Mostly cloudy 68°/42° 💧 None 💨 12 mph
Monday, Sep 14Mon Sep 14 Mostly cloudy Mostly cloudy 75°/51° 💧 None 💨 14 mph
Tuesday, Sep 15Tue Sep 15 Sunny Sunny 76°/48° 💧 None 💨 10 mph
Wednesday, Sep 16Wed Sep 16 Sunny Sunny 75°/54° 💧 None 💨 12 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Chelsea

Vertical axis: °F · Color based on temperature
Overcast night at 12:00 AM
63° Tomorrow 12:00 AM
Overcast night at 1:00 AM
64° 1:00 AM
Overcast night at 2:00 AM
62° 2:00 AM
Overcast night at 3:00 AM
61° 3:00 AM
Light rain at 4:00 AM
61° Tomorrow 4:00 AM
Light rain at 5:00 AM
61° 5:00 AM
Overcast night at 6:00 AM
61° 6:00 AM
Overcast at 7:00 AM
61° 7:00 AM
Mostly cloudy at 8:00 AM
62° Tomorrow 8:00 AM
Mostly cloudy at 9:00 AM
66° 9:00 AM
Mostly cloudy at 10:00 AM
73° 10:00 AM
Partly cloudy at 11:00 AM
78° 11:00 AM
Partly cloudy at 12:00 PM
80° Tomorrow 12:00 PM
Partly cloudy at 1:00 PM
76° 1:00 PM
Sunny at 2:00 PM
78° 2:00 PM
Sunny at 3:00 PM
78° 3:00 PM
Sunny at 4:00 PM
78° Tomorrow 4:00 PM
Sunny at 5:00 PM
78° 5:00 PM
Sunny at 6:00 PM
76° 6:00 PM
Sunny at 7:00 PM
76° 7:00 PM
Clear night at 8:00 PM
71° Tomorrow 8:00 PM
Clear night at 9:00 PM
71° 9:00 PM
Clear night at 10:00 PM
71° 10:00 PM
Clear night at 11:00 PM
70° 11:00 PM
Clear night at 12:00 AM
69° Thursday 12:00 AM
Clear night at 1:00 AM
67° 1:00 AM
Mostly cloudy night at 2:00 AM
65° 2:00 AM
Light rain at 3:00 AM
65° 3:00 AM
Light rain at 4:00 AM
62° Thursday 4:00 AM
Moderate rain at 5:00 AM
62° 5:00 AM
Light rain at 6:00 AM
62° 6:00 AM
Moderate rain at 7:00 AM
63° 7:00 AM
Moderate rain at 8:00 AM
64° Thursday 8:00 AM
Light rain at 9:00 AM
66° 9:00 AM
Light rain at 10:00 AM
70° 10:00 AM
Overcast at 11:00 AM
75° 11:00 AM
Overcast at 12:00 PM
78° Thursday 12:00 PM
Overcast at 1:00 PM
75° 1:00 PM
Mostly cloudy at 2:00 PM
84° 2:00 PM
Mostly cloudy at 3:00 PM
86° 3:00 PM
Mostly cloudy at 4:00 PM
88° Thursday 4:00 PM
Mostly cloudy at 5:00 PM
86° 5:00 PM
Light rain at 6:00 PM
81° 6:00 PM
Mostly cloudy at 7:00 PM
76° 7:00 PM
Light rain at 8:00 PM
67° Thursday 8:00 PM
Moderate rain at 9:00 PM
65° 9:00 PM
Light rain at 10:00 PM
65° 10:00 PM
Partly cloudy night at 11:00 PM
67° 11:00 PM
Moderate rain at 12:00 AM
68° Friday 12:00 AM
Moderate rain at 1:00 AM
66° 1:00 AM
Very heavy rain at 2:00 AM
65° 2:00 AM
Heavy rain at 3:00 AM
65° 3:00 AM
Light rain at 4:00 AM
64° Friday 4:00 AM
Light rain at 5:00 AM
62° 5:00 AM
Light rain at 6:00 AM
62° 6:00 AM
Overcast at 7:00 AM
61° 7:00 AM
Mostly cloudy at 8:00 AM
63° Friday 8:00 AM
Mostly cloudy at 9:00 AM
66° 9:00 AM
Mostly cloudy at 10:00 AM
69° 10:00 AM
Mostly cloudy at 11:00 AM
71° 11:00 AM
Mostly cloudy at 12:00 PM
74° Friday 12:00 PM
Mostly cloudy at 1:00 PM
77° 1:00 PM
Partly cloudy at 2:00 PM
79° 2:00 PM
Partly cloudy at 3:00 PM
80° 3:00 PM
Partly cloudy at 4:00 PM
80° Friday 4:00 PM
Partly cloudy at 5:00 PM
80° 5:00 PM
Partly cloudy at 6:00 PM
78° 6:00 PM
Partly cloudy at 7:00 PM
74° 7:00 PM
Clear night at 8:00 PM
70° Friday 8:00 PM
Mostly clear night at 9:00 PM
70° 9:00 PM
Partly cloudy night at 10:00 PM
69° 10:00 PM
Mostly cloudy night at 11:00 PM
67° 11:00 PM
Mostly cloudy night at 12:00 AM
65° Saturday 12:00 AM
Light rain at 1:00 AM
63° 1:00 AM
Light rain at 2:00 AM
62° 2:00 AM
Light rain at 3:00 AM
61° 3:00 AM
Clear night at 4:00 AM
60° Saturday 4:00 AM
Light rain at 5:00 AM
60° 5:00 AM
Light rain at 6:00 AM
60° 6:00 AM
Sunny at 7:00 AM
59° 7:00 AM
Light rain at 8:00 AM
61° Saturday 8:00 AM
Sunny at 9:00 AM
65° 9:00 AM
Sunny at 10:00 AM
70° 10:00 AM
Sunny at 11:00 AM
75° 11:00 AM
Sunny at 12:00 PM
78° Saturday 12:00 PM
Sunny at 1:00 PM
79° 1:00 PM
Sunny at 2:00 PM
81° 2:00 PM
Sunny at 3:00 PM
82° 3:00 PM
Sunny at 4:00 PM
82° Saturday 4:00 PM
Sunny at 5:00 PM
81° 5:00 PM
Sunny at 6:00 PM
80° 6:00 PM
Sunny at 7:00 PM
76° 7:00 PM
Clear night at 8:00 PM
72° Saturday 8:00 PM
Clear night at 9:00 PM
70° 9:00 PM
Clear night at 10:00 PM
70° 10:00 PM
Light rain at 11:00 PM
68° 11:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Chelsea

Hourly forecast · Updated every 2 hours
Good
Nearest forecast value 12:00 AM
PM2.5 Fine particles Good 7,9µg/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 9,0µg/m³

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

O₃ Ozone Good 31,0µg/m³

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

NO₂ Nitrogen dioxide Good 5,5µg/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 Chelsea

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 6,4High Unavailable
Tomorrow UV 6,9High 🙂Fair
Thursday UV 6,7High 🙂Fair
Friday UV 6,4High 🙂Fair
Saturday UV 5,3Moderate 🙂Fair
Sunday UV 4,0Moderate Unavailable
Monday UV 5,0Moderate Unavailable
Today's weather health advice Open today's recommendations.

Strong UV exposure

Protect exposed skin with SPF 30+ sunscreen, wear sunglasses, and try to limit direct midday sun.

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 Chelsea

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. 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 Thursday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Thursday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Thursday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Thursday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Thursday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Thursday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Friday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Friday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Friday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Friday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Friday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Friday 8:00 PM 9:00 PM 10:00 PM 11:00 PM Saturday 12:00 AM 1:00 AM 2:00 AM 3:00 AM Saturday 4:00 AM 5:00 AM 6:00 AM 7:00 AM Saturday 8:00 AM 9:00 AM 10:00 AM 11:00 AM Saturday 12:00 PM 1:00 PM 2:00 PM 3:00 PM Saturday 4:00 PM 5:00 PM 6:00 PM 7:00 PM Saturday 8:00 PM 9:00 PM 10:00 PM 11:00 PM
Sustained wind Max gusts
Internal PR simulation: 3.20 Population: 75

Forecast data for Chelsea were last refreshed today at 11:35 PM. The current forecast period extends through 03/09/2026 at 9:00 PM. 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.