SAINT LOUIS, MO 63145 Weather Forecast & Current Conditions

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ST. LOUIS, MO
Current Weather

2:51 PM CDT SEP 15, 2025
Broken Clouds
91°F
Feels Like: 93°F
Dewpoint: 64°F
Rel. Hum.: 41%
Visibility: 10 miles
Wind: NE at 7 mph
Pressure: 30.06 inches
Last 72 hours

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SAINT LOUIS, MO 63145
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
THIS AFTERNOON
Sunny. Near steady temperature in the lower 90s. East winds 5 to 10 mph.
TONIGHT
Mostly clear. Lows in the mid 60s. East winds around 5 mph.
TUESDAY
Sunny. Highs in the lower 90s. Northeast winds around 5 mph.
TUESDAY NIGHT
Mostly clear. Lows in the mid 60s. East winds around 5 mph.
WEDNESDAY
Sunny. Highs in the lower 90s. East winds around 5 mph.
WEDNESDAY NIGHT
Mostly clear. Lows in the lower 60s.
THURSDAY
Mostly sunny. Highs in the mid 90s.
THURSDAY NIGHT
Partly cloudy with a slight chance of showers in the evening, then mostly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Lows in the upper 60s. Chance of rain 40 percent.
FRIDAY
Partly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50 percent.
FRIDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. A slight chance of thunderstorms in the evening. A chance of showers. Lows in the mid 60s. Chance of rain 50 percent.
SATURDAY
Mostly sunny. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 40 percent.
SATURDAY NIGHT
Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Lows in the mid 60s. Chance of rain 40 percent.
SUNDAY
Partly sunny with a chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 30 percent.

Visible Weather Satellite
SAINT LOUIS, MO 63145
Infrared Weather Satellite
SAINT LOUIS, MO 63145
NEXRAD Weather Radar
SAINT LOUIS, MO 63145

ST. LOUIS, MO 3 hourly weather forecast

weather forecast created  7:00 AM CDT  9/15/2025
Monday
15 SEP 2025
SAINT LOUIS, MO 63145 weather forecast Day 1, 12 hours 1 PM 89° 92° Mostly Cloudy 3%

0% Thunder
( 7% severe)
E   8 47% 66°
High 92° SAINT LOUIS, MO 63145 weather forecast Day 1, 15 hours 4 PM 91° 91° Partly Cloudy ENE   8 38% 62°
Partly Cloudy



SAINT LOUIS, MO 63145 weather forecast Day 1, 18 hours 7 PM 87° 87° Partly Cloudy 1%

0% Thunder
( 4% severe)
E   7 42% 61°
SAINT LOUIS, MO 63145 weather forecast Day 1, 21 hours 10 PM 80° 81° Partly Cloudy E   6 56% 63°
Tuesday
16 SEP 2025
SAINT LOUIS, MO 63145 weather forecast Day 2, 0 hours 1 AM 76° 78° Partly Cloudy 0%

0% Thunder
( 2% severe)
E   5 64% 63°
Low 70° SAINT LOUIS, MO 63145 weather forecast Day 2, 3 hours 4 AM 72° 72° Partly Cloudy ENE   3 73% 63°
High 92° SAINT LOUIS, MO 63145 weather forecast Day 2, 6 hours 7 AM 70° 70° Clear 0%

0% Thunder
( 1% severe)
ENE   3 78% 63°

Partly Cloudy



SAINT LOUIS, MO 63145 weather forecast Day 2, 9 hours 10 AM 82° 83° Clear ENE   3 53% 63°
SAINT LOUIS, MO 63145 weather forecast Day 2, 12 hours 1 PM 89° 89° Partly Cloudy 2%

0% Thunder
( 5% severe)
ENE   6 38% 60°
SAINT LOUIS, MO 63145 weather forecast Day 2, 15 hours 4 PM 90° 89° Partly Cloudy NE   6 33% 57°
SAINT LOUIS, MO 63145 weather forecast Day 2, 18 hours 7 PM 86° 85° Partly Cloudy 1%

0% Thunder
( 2% severe)
NE   6 37% 57°
SAINT LOUIS, MO 63145 weather forecast Day 2, 21 hours 10 PM 79° 80° Clear ENE   5 49% 58°
Wednesday
17 SEP 2025
SAINT LOUIS, MO 63145 weather forecast Day 3, 0 hours 1 AM 75° 75° Partly Cloudy 0%

0% Thunder
( 1% severe)
E   3 55% 58°
Low 68° SAINT LOUIS, MO 63145 weather forecast Day 3, 3 hours 4 AM 71° 71° Partly Cloudy E   2 63% 58°
High 92° SAINT LOUIS, MO 63145 weather forecast Day 3, 6 hours 7 AM 69° 69° Partly Cloudy 0%

0% Thunder
( 1% severe)
ENE   2 68% 58°

Partly Cloudy



SAINT LOUIS, MO 63145 weather forecast Day 3, 9 hours 10 AM 80° 81° Partly Cloudy ESE   3 49% 59°
SAINT LOUIS, MO 63145 weather forecast Day 3, 15 hours 1 PM 88° 86° Partly Cloudy 3%

0% Thunder
( 5% severe)
E   5 34% 56°
SAINT LOUIS, MO 63145 weather forecast Day 3, 18 hours 4 PM 90° 88° Clear ENE   5 30% 54°
SAINT LOUIS, MO 63145 weather forecast Day 3, 21 hours 7 PM 86° 85° Clear     ENE   5 35% 55°

ST. LOUIS, MO extended weather forecast

Thursday
18 SEP 2025
Friday
19 SEP 2025
Saturday
20 SEP 2025
Sunday
21 SEP 2025
Monday
22 SEP 2025
Low 68° Low 68° Low 67° Low 67° Low 64°
High 94° High 84° High 84° High 80° High 80°
SAINT LOUIS, MO 63145 weather forecast Day 4 SAINT LOUIS, MO 63145 weather forecast Day 5 SAINT LOUIS, MO 63145 weather forecast Day 6 SAINT LOUIS, MO 63145 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Clear
10% Rain
Mostly Cloudy
32% Rain
Partly Cloudy
40% Rain
Overcast
50% Rain
Mostly Cloudy
37% Rain
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