Weather Forecast for St Louis
Missouri, United States of America
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Current Weather - St Louis: 24°C
Current Weather - St Louis: 24°C
Missouri, United States of America
Overcast
Feels like 26°C
Wind
16 km/h S
Humidity
83%
Pressure
1016 mb
UV Index
5
Visibility
16 km
Moderate rain
Saturday, June 13, 2026
High
31°C
Low
19°C
Rain Chance
75%
Hourly Forecast
25°C
24°C
23°C
22°C
21°C
Day Statistics
Maximum Wind
22 km/h
Humidity
80%
Precipitation
14 mm
UV Index
5
Visibility
9 km
Rain Chance
75%
Snow Chance
0%
Sun & Moon
Sunrise
05:35 AM
Sunset
08:26 PM
Moonrise
03:36 AM
Moonset
07:05 PM
Moon Phase
New Moon
Moon Illumination
1%
Air Quality
PM2.5
5.6
μg/m³
PM10
6
μg/m³
NO₂
11
μg/m³
O₃
72
μg/m³
SO₂
2.2
μg/m³
CO
145.5
μg/m³
Patchy rain nearby
Sunday, June 14, 2026
High
23°C
Low
17°C
Rain Chance
57%
Hourly Forecast
21°C
21°C
21°C
20°C
20°C
20°C
19°C
19°C
19°C
19°C
20°C
20°C
22°C
22°C
23°C
23°C
23°C
22°C
21°C
20°C
19°C
18°C
17°C
17°C
Day Statistics
Maximum Wind
23 km/h
Humidity
74%
Precipitation
2 mm
UV Index
10
Visibility
9 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
05:35 AM
Sunset
08:26 PM
Moonrise
04:23 AM
Moonset
08:18 PM
Moon Phase
New Moon
Moon Illumination
0%
Air Quality
PM2.5
2.5
μg/m³
PM10
2.6
μg/m³
NO₂
6.3
μg/m³
O₃
59.8
μg/m³
SO₂
0.8
μg/m³
CO
120.7
μg/m³
Patchy rain nearby
Monday, June 15, 2026
High
26°C
Low
16°C
Rain Chance
17%
Hourly Forecast
16°C
16°C
16°C
16°C
16°C
16°C
16°C
17°C
18°C
20°C
21°C
23°C
24°C
24°C
25°C
25°C
25°C
25°C
23°C
22°C
21°C
20°C
19°C
19°C
Day Statistics
Maximum Wind
11 km/h
Humidity
59%
Precipitation
0 mm
UV Index
9
Visibility
10 km
Rain Chance
17%
Snow Chance
0%
Sun & Moon
Sunrise
05:35 AM
Sunset
08:26 PM
Moonrise
05:23 AM
Moonset
09:23 PM
Moon Phase
New Moon
Moon Illumination
2%
Air Quality
PM2.5
4.5
μg/m³
PM10
4.8
μg/m³
NO₂
12.3
μg/m³
O₃
63.3
μg/m³
SO₂
1.3
μg/m³
CO
136.1
μg/m³
Patchy rain nearby
Tuesday, June 16, 2026
High
29°C
Low
16°C
Rain Chance
57%
Hourly Forecast
18°C
18°C
17°C
17°C
17°C
16°C
17°C
19°C
20°C
22°C
24°C
26°C
27°C
28°C
28°C
27°C
28°C
28°C
27°C
26°C
24°C
22°C
21°C
20°C
Day Statistics
Maximum Wind
17 km/h
Humidity
63%
Precipitation
4 mm
UV Index
9
Visibility
10 km
Rain Chance
57%
Snow Chance
0%
Sun & Moon
Sunrise
05:35 AM
Sunset
08:27 PM
Moonrise
06:34 AM
Moonset
10:18 PM
Moon Phase
Waxing Crescent
Moon Illumination
6%
Air Quality
PM2.5
8.2
μg/m³
PM10
8.6
μg/m³
NO₂
16.6
μg/m³
O₃
69.6
μg/m³
SO₂
3.1
μg/m³
CO
131.5
μg/m³
Moderate rain
Wednesday, June 17, 2026
High
32°C
Low
19°C
Rain Chance
79%
Hourly Forecast
20°C
20°C
20°C
20°C
19°C
19°C
19°C
20°C
22°C
23°C
25°C
26°C
28°C
30°C
30°C
31°C
31°C
30°C
30°C
30°C
29°C
30°C
29°C
28°C
Day Statistics
Maximum Wind
31 km/h
Humidity
75%
Precipitation
10 mm
UV Index
0
Visibility
9 km
Rain Chance
79%
Snow Chance
0%
Sun & Moon
Sunrise
05:35 AM
Sunset
08:27 PM
Moonrise
07:52 AM
Moonset
11:01 PM
Moon Phase
Waxing Crescent
Moon Illumination
11%
Air Quality
PM2.5
4.9
μg/m³
PM10
5.3
μg/m³
NO₂
7.9
μg/m³
O₃
63
μg/m³
SO₂
1.7
μg/m³
CO
153
μg/m³
Heavy rain
Thursday, June 18, 2026
High
22°C
Low
20°C
Rain Chance
90%
Hourly Forecast
26°C
25°C
24°C
23°C
22°C
22°C
21°C
21°C
21°C
20°C
20°C
20°C
20°C
21°C
21°C
21°C
21°C
21°C
21°C
21°C
21°C
20°C
20°C
20°C
Day Statistics
Maximum Wind
32 km/h
Humidity
90%
Precipitation
32 mm
UV Index
5
Visibility
8 km
Rain Chance
90%
Snow Chance
0%
Sun & Moon
Sunrise
05:36 AM
Sunset
08:27 PM
Moonrise
09:11 AM
Moonset
11:36 PM
Moon Phase
Waxing Crescent
Moon Illumination
19%
Sunny
Friday, June 19, 2026
High
24°C
Low
16°C
Rain Chance
6%
Hourly Forecast
20°C
19°C
18°C
17°C
17°C
16°C
16°C
17°C
18°C
20°C
21°C
22°C
23°C
23°C
24°C
24°C
24°C
23°C
23°C
22°C
20°C
19°C
19°C
18°C
Day Statistics
Maximum Wind
17 km/h
Humidity
71%
Precipitation
0 mm
UV Index
6
Visibility
9 km
Rain Chance
6%
Snow Chance
0%
Sun & Moon
Sunrise
05:36 AM
Sunset
08:28 PM
Moonrise
10:28 AM
Moonset
Does not set today
Moon Phase
Waxing Crescent
Moon Illumination
28%
Solar Radiation Data
Shortwave Radiation
353.78
Diffuse Radiation
142.58
DNI
1100
GTI
424.09
Weather Alerts
Flood Warning issued June 12 at 9:37PM CDT until June 19 at 8:00PM CDT by NWS St Louis MO
...The National Weather Service in St Louis has issued a Flood Warning for the following rivers in Illinois...Missouri... Mississippi River at Clarksville. River forecasts are based on observed precipitation and forecast precipitation for the next 24 hours. * WHAT...Minor flooding is forecast. * WHERE...Mississippi River at Clarksville. * WHEN...From late tonight to Friday evening. * IMPACTS...At 25.5 feet, State Route P east of Elsberry begins flooding just east of the levee. * ADDITIONAL DETAILS... - At 9:00 PM CDT Friday the stage was 24.9 feet. - Forecast...The river will rise above flood stage just after midnight tonight to 25.4 feet Sunday morning. It will then fall early Tuesday morning. It will rise to 25.9 feet Wednesday evening. It will then fall below flood stage early Thursday afternoon. - Flood stage is 25.0 feet.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Rainfall heavier than forecast could cause river levels to rise even higher than predicted. The National Weather Service will monitor this developing situation and issue follow up statements as conditions change. This product, along with additional weather and stream information, is available at https://water.noaa.gov/wfo/lsx
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