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Now · 3:11 PM

Ellisville Weather & Hourly Forecast

United States · Missouri · 63011

Mostly sunny
98°F
Mostly sunny
Feels like: 106°F
💧 Humidity 41% 🌡 Pressure 29.91 inHg 💨 Wind 9 mph 👁 Visibility 6.2 mi Clouds 14% ☀️ UV index 4.3 · Moderate 🌅 Sunrise 6:33 AM 🌇 Sunset 7:30 PM

Hourly Forecast for Ellisville

Today
Mostly sunny · 4:00 PM Mostly sunny
98° 💧 None 💨 9 mph H 41%29.91 inHg
Partly cloudy · 7:00 PM Partly cloudy
95° 💧 None 💨 6 mph H 40%29.85 inHg
Mostly cloudy night · 10:00 PM Mostly cloudy night
90° 💧 None 💨 10 mph H 43%29.88 inHg
Tomorrow
Mostly cloudy night · 1:00 AM Mostly cloudy night
88° 💧 None 💨 8 mph H 46%29.88 inHg
Mostly clear night · 4:00 AM Mostly clear night
81° 💧 None 💨 4 mph H 57%29.91 inHg
Sunny · 7:00 AM Sunny
79° 💧 None 💨 5 mph H 62%29.94 inHg
Sunny · 10:00 AM Sunny
89° 💧 None 💨 7 mph H 44%29.97 inHg
Sunny · 1:00 PM Sunny
96° 💧 None 💨 5 mph H 29%29.91 inHg
Partly cloudy · 4:00 PM Partly cloudy
101° 💧 None 💨 7 mph H 29%29.85 inHg
Mostly cloudy · 7:00 PM Mostly cloudy
92° 💧 None 💨 5 mph H 41%29.85 inHg
Mostly clear night · 10:00 PM Mostly clear night
87° 💧 None 💨 4 mph H 48%29.88 inHg
Saturday
Clear night · 1:00 AM Clear night
84° 💧 None 💨 6 mph H 51%29.88 inHg
Clear night · 4:00 AM Clear night
81° 💧 None 💨 5 mph H 56%29.88 inHg
Mostly sunny · 7:00 AM Mostly sunny
79° 💧 None 💨 3 mph H 57%29.91 inHg
Light rain · 10:00 AM Light rain
90° 💧 0.01 in 💨 4 mph H 46%29.94 inHg
Mostly sunny · 1:00 PM Mostly sunny
98° 💧 None 💨 8 mph H 31%29.91 inHg

In Ellisville and, more broadly, across the state of Missouri: As the afternoon progresses into the evening, temperatures will remain quite hot, ranging from the mid-80s to just below 100 degrees Fahrenheit. Expect mostly sunny skies with a few clouds adding limited shade. Winds will be moderate, blowing from the south at around 11 mph with gusts reaching up to 26 mph, which could bring some brief breezes. No rain is anticipated tonight, so dry conditions will continue. It will stay warm through the evening hours, so if you're planning outdoor activities, stay hydrated and take precautions against the heat. Temperatures will gradually decrease later in the evening but remain on the warm side overnight.

15-Day Weather Outlook for Ellisville

TomorrowTomorrow Sunny Sunny 100°/78° 💧 None 💨 9 mph
Saturday, Sep 5Sat Sep 5 Light rain Light rain 104°/78° 💧 0.01 in 💨 8 mph
Sunday, Sep 6Sun Sep 6 Sunny Sunny 94°/75° 💧 None 💨 11 mph
Monday, Sep 7Mon Sep 7 Mostly sunny Mostly sunny 92°/66° 💧 None 💨 8 mph
Tuesday, Sep 8Tue Sep 8 Mostly cloudy Mostly cloudy 101°/70° 💧 None 💨 8 mph
Wednesday, Sep 9Wed Sep 9 Mostly sunny Mostly sunny 108°/78° 💧 None 💨 11 mph
Thursday, Sep 10Thu Sep 10 Mostly cloudy Mostly cloudy 103°/83° 💧 None 💨 13 mph
Friday, Sep 11Fri Sep 11 Partly cloudy Partly cloudy 95°/72° 💧 None 💨 9 mph
Saturday, Sep 12Sat Sep 12 Light rain Light rain 103°/73° 💧 0.01 in 💨 12 mph
Sunday, Sep 13Sun Sep 13 Light rain Light rain 103°/81° 💧 0.01 in 💨 14 mph
Monday, Sep 14Mon Sep 14 Light rain Light rain 86°/72° 💧 0.44 in 💨 15 mph
Tuesday, Sep 15Tue Sep 15 Heavy rain Heavy rain 85°/61° 💧 0.84 in 💨 13 mph
Wednesday, Sep 16Wed Sep 16 Sunny Sunny 85°/60° 💧 None 💨 10 mph
Thursday, Sep 17Thu Sep 17 Overcast Overcast 76°/65° 💧 None 💨 8 mph
Friday, Sep 18Fri Sep 18 Partly cloudy Partly cloudy 87°/64° 💧 None 💨 9 mph

TEMPERATURE OUTLOOK

Temperature & Weather Trends in Ellisville

Vertical axis: °F · Color based on temperature
Mostly sunny at 4:00 PM
98° Today 4:00 PM
Mostly sunny at 5:00 PM
98° 5:00 PM
Mostly sunny at 6:00 PM
98° 6:00 PM
Partly cloudy at 7:00 PM
95° 7:00 PM
Overcast night at 8:00 PM
91° Today 8:00 PM
Overcast night at 9:00 PM
89° 9:00 PM
Mostly cloudy night at 10:00 PM
90° 10:00 PM
Mostly cloudy night at 11:00 PM
90° 11:00 PM
Mostly cloudy night at 12:00 AM
89° Tomorrow 12:00 AM
Mostly cloudy night at 1:00 AM
88° 1:00 AM
Partly cloudy night at 2:00 AM
84° 2:00 AM
Partly cloudy night at 3:00 AM
82° 3:00 AM
Mostly clear night at 4:00 AM
81° Tomorrow 4:00 AM
Mostly clear night at 5:00 AM
80° 5:00 AM
Mostly clear night at 6:00 AM
79° 6:00 AM
Sunny at 7:00 AM
79° 7:00 AM
Sunny at 8:00 AM
82° Tomorrow 8:00 AM
Sunny at 9:00 AM
86° 9:00 AM
Sunny at 10:00 AM
89° 10:00 AM
Sunny at 11:00 AM
92° 11:00 AM
Sunny at 12:00 PM
95° Tomorrow 12:00 PM
Sunny at 1:00 PM
96° 1:00 PM
Mostly sunny at 2:00 PM
99° 2:00 PM
Partly cloudy at 3:00 PM
99° 3:00 PM
Partly cloudy at 4:00 PM
101° Tomorrow 4:00 PM
Partly cloudy at 5:00 PM
98° 5:00 PM
Mostly cloudy at 6:00 PM
96° 6:00 PM
Mostly cloudy at 7:00 PM
92° 7:00 PM
Mostly cloudy night at 8:00 PM
88° Tomorrow 8:00 PM
Partly cloudy night at 9:00 PM
87° 9:00 PM
Mostly clear night at 10:00 PM
87° 10:00 PM
Clear night at 11:00 PM
85° 11:00 PM
Clear night at 12:00 AM
85° Saturday 12:00 AM
Clear night at 1:00 AM
84° 1:00 AM
Clear night at 2:00 AM
83° 2:00 AM
Clear night at 3:00 AM
82° 3:00 AM
Clear night at 4:00 AM
81° Saturday 4:00 AM
Clear night at 5:00 AM
81° 5:00 AM
Mostly clear night at 6:00 AM
79° 6:00 AM
Mostly sunny at 7:00 AM
79° 7:00 AM
Partly cloudy at 8:00 AM
82° Saturday 8:00 AM
Partly cloudy at 9:00 AM
86° 9:00 AM
Light rain at 10:00 AM
90° 10:00 AM
Mostly sunny at 11:00 AM
94° 11:00 AM
Mostly sunny at 12:00 PM
97° Saturday 12:00 PM
Mostly sunny at 1:00 PM
98° 1:00 PM
Sunny at 2:00 PM
100° 2:00 PM
Sunny at 3:00 PM
102° 3:00 PM
Mostly sunny at 4:00 PM
102° Saturday 4:00 PM
Mostly sunny at 5:00 PM
101° 5:00 PM
Mostly sunny at 6:00 PM
99° 6:00 PM
Mostly sunny at 7:00 PM
93° 7:00 PM
Mostly clear night at 8:00 PM
90° Saturday 8:00 PM
Mostly cloudy night at 9:00 PM
88° 9:00 PM
Mostly cloudy night at 10:00 PM
85° 10:00 PM
Mostly cloudy night at 11:00 PM
84° 11:00 PM
Mostly cloudy night at 12:00 AM
84° Sunday 12:00 AM
Mostly cloudy night at 1:00 AM
82° 1:00 AM
Clear night at 2:00 AM
80° 2:00 AM
Clear night at 3:00 AM
79° 3:00 AM
Clear night at 4:00 AM
78° Sunday 4:00 AM
Clear night at 5:00 AM
77° 5:00 AM
Clear night at 6:00 AM
76° 6:00 AM
Sunny at 7:00 AM
75° 7:00 AM
Partly cloudy at 8:00 AM
78° Sunday 8:00 AM
Mostly sunny at 9:00 AM
82° 9:00 AM
Mostly sunny at 10:00 AM
86° 10:00 AM
Mostly sunny at 11:00 AM
89° 11:00 AM
Mostly sunny at 12:00 PM
93° Sunday 12:00 PM
Sunny at 1:00 PM
95° 1:00 PM
Sunny at 2:00 PM
97° 2:00 PM
Sunny at 3:00 PM
98° 3:00 PM
Sunny at 4:00 PM
98° Sunday 4:00 PM
Partly cloudy at 5:00 PM
96° 5:00 PM
Partly cloudy at 6:00 PM
93° 6:00 PM
Partly cloudy at 7:00 PM
88° 7:00 PM
Clear night at 8:00 PM
86° Sunday 8:00 PM
Partly cloudy night at 9:00 PM
84° 9:00 PM
Mostly cloudy night at 10:00 PM
81° 10:00 PM
Mostly cloudy night at 11:00 PM
79° 11:00 PM
Mostly cloudy night at 12:00 AM
77° Monday 12:00 AM
Mostly cloudy night at 1:00 AM
76° 1:00 AM
Overcast night at 2:00 AM
75° 2:00 AM
Overcast night at 3:00 AM
74° 3:00 AM
Overcast night at 4:00 AM
73° Monday 4:00 AM
Overcast night at 5:00 AM
73° 5:00 AM
Overcast night at 6:00 AM
72° 6:00 AM
Overcast at 7:00 AM
71° 7:00 AM
Overcast at 8:00 AM
72° Monday 8:00 AM
Overcast at 9:00 AM
71° 9:00 AM
Overcast at 10:00 AM
73° 10:00 AM
Overcast at 11:00 AM
80° 11:00 AM
Overcast at 12:00 PM
83° Monday 12:00 PM
Overcast at 1:00 PM
80° 1:00 PM
Overcast at 2:00 PM
81° 2:00 PM
Mostly cloudy at 3:00 PM
86° 3:00 PM

AIR QUALITY FORECAST

Air Quality Forecast for Ellisville

Hourly forecast · Updated every 2 hours
Fair
Nearest forecast value 4:00 PM
PM2.5 Fine particles Good 1,6µg/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 1,9µg/m³

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

O₃ Ozone Fair 75,3µg/m³

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

NO₂ Nitrogen dioxide Good 0,3µg/m³

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

Air quality is acceptable for most people.

UV & HEALTH

UV, Sun & Health Outlook in Ellisville

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 8,7Very high 🙂Fair
Tomorrow UV 8,4Very high 🙂Fair
Saturday UV 7,2High 🙂Fair
Sunday UV 7,7High 😐Moderate
Monday UV 8,0Very high 🙂Fair
Tuesday UV 9,0Very high Unavailable
Wednesday UV 10,0Very high Unavailable
Hourly UV index today
4:00 PMUV 2,3 5:00 PMUV 1,8 6:00 PMUV 0,6 7:00 PMUV 0,0
Today's weather health advice Open today's recommendations.

Very high UV risk

Use SPF 50+ sunscreen, a hat and sunglasses. Seek shade and limit exposure around midday.

Acceptable air quality

Air quality is acceptable for most people. Very sensitive people may want to reduce prolonged exertion.

High heat

Stay hydrated and avoid intense exercise during the hottest part of the day.

Best in the morning or late in the day

For walking, running or cycling, prefer the early morning or late afternoon.

WIND OUTLOOK

Hourly Wind Forecast for Ellisville

Vertical axis: mph · Horizontal axis: hours
Hourly wind speed Chart of sustained wind and maximum gusts in mph. 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 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 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
Sustained wind Max gusts
Internal PR simulation: 3.91 Population: 10,002

Forecast data for Ellisville were last refreshed today at 3:11 PM. The current forecast period extends through 05/09/2026 at 1:00 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.