SAINT LOUIS, MO 63145 Weather Forecast & Current Conditions

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ST. LOUIS, MO
Current Weather

3:51 PM CDT SEP 30, 2026
Broken Clouds
91°F
Feels Like: 91°F
Dewpoint: 61°F
Rel. Hum.: 37%
Visibility: 10 miles
Wind: SSW at 10 mph, gusts to 23
Pressure:
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SAINT LOUIS, MO 63145
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
THIS AFTERNOON
Partly sunny. Near steady temperature around 90. South winds 5 to 10 mph.
TONIGHT
Mostly cloudy. Lows in the lower 70s. South winds 5 to 10 mph.
THURSDAY
Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the upper 80s. Southwest winds 10 to 15 mph. Chance of rain 50 percent.
THURSDAY NIGHT
Showers. A chance of thunderstorms, mainly in the evening. Lows in the mid 60s. Northwest winds 5 to 10 mph. Chance of rain 90 percent.
FRIDAY
Mostly cloudy with showers likely in the morning, then mostly sunny in the afternoon. Much cooler with highs in the lower 70s. North winds 10 to 15 mph. Chance of rain 70 percent.
FRIDAY NIGHT AND SATURDAY
Mostly clear. Lows in the lower 50s. Highs in the lower 70s.
SATURDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 50s.
SUNDAY AND SUNDAY NIGHT
Mostly clear. Highs in the mid 70s. Lows in the lower 50s.
MONDAY AND MONDAY NIGHT
Clear. Highs around 70. Lows in the upper 40s.
TUESDAY
Sunny. Highs in the lower 70s.

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  9/30/2026
Wednesday
30 SEP 2026
SAINT LOUIS, MO 63145 weather forecast Day 1, 12 hours 1 PM 88° 88° Mostly Cloudy 1%

0% Thunder
( 1% severe)
SSW   12 40% 61°
High 93° SAINT LOUIS, MO 63145 weather forecast Day 1, 15 hours 4 PM 92° 92° Mostly Cloudy SSW   12 36% 61°
Mostly Cloudy



SAINT LOUIS, MO 63145 weather forecast Day 1, 18 hours 7 PM 86° 86° Mostly Cloudy 3%

0% Thunder
( 4% severe)
SSE   12 43% 61°
SAINT LOUIS, MO 63145 weather forecast Day 1, 21 hours 10 PM 83° 84° Mostly Cloudy S   13 51% 63°
Thursday
1 OCT 2026
SAINT LOUIS, MO 63145 weather forecast Day 2, 0 hours 1 AM 81° 82° Mostly Cloudy 4%

0% Thunder
( 2% severe)
S   12 54% 63°
Low 76° SAINT LOUIS, MO 63145 weather forecast Day 2, 3 hours 4 AM 79° 80° Mostly Cloudy S   12 56% 62°
High 86° SAINT LOUIS, MO 63145 weather forecast Day 2, 6 hours 7 AM 77° 79° Mostly Cloudy 6%

0% Thunder
( 3% severe)
S   12 60% 62°

Mostly Cloudy

Rain Likely

SAINT LOUIS, MO 63145 weather forecast Day 2, 9 hours 10 AM 81° 83° Mostly Cloudy SSW   13 56% 64°
SAINT LOUIS, MO 63145 weather forecast Day 2, 12 hours 1 PM 85° 87° Mostly Cloudy 58%
RAIN
***
0% Thunder
( 15% severe)
SW   13 53% 66°
SAINT LOUIS, MO 63145 weather forecast Day 2, 15 hours 4 PM 84° 86° Mostly Cloudy WSW   10 55% 66°
SAINT LOUIS, MO 63145 weather forecast Day 2, 18 hours 7 PM 80° 82° Overcast 55%
RAIN
***
0% Thunder
( 28% severe)
WNW   9 62% 66°
SAINT LOUIS, MO 63145 weather forecast Day 2, 21 hours 10 PM 75° 75° Overcast NNW   8 79% 68°
Friday
2 OCT 2026
SAINT LOUIS, MO 63145 weather forecast Day 3, 0 hours 1 AM 72° 72° Mostly Cloudy 80%
RAIN
***
0% Thunder
( 18% severe)
N   8 87% 68°
Low 65° SAINT LOUIS, MO 63145 weather forecast Day 3, 3 hours 4 AM 70° 70° Mostly Cloudy N   10 87% 66°
High 72° SAINT LOUIS, MO 63145 weather forecast Day 3, 6 hours 7 AM 67° 67° Mostly Cloudy 55%
RAIN
***
0% Thunder
( 6% severe)
N   14 90% 64°

Mostly Cloudy

Rain Likely

SAINT LOUIS, MO 63145 weather forecast Day 3, 9 hours 10 AM 66° 66° Mostly Cloudy N   15 87% 62°
SAINT LOUIS, MO 63145 weather forecast Day 3, 15 hours 1 PM 68° 68° Partly Cloudy 6%

0% Thunder
( 0% severe)
NNE   14 76% 60°
SAINT LOUIS, MO 63145 weather forecast Day 3, 18 hours 4 PM 69° 69° Partly Cloudy NNE   14 66% 57°
SAINT LOUIS, MO 63145 weather forecast Day 3, 21 hours 7 PM 67° 67° Partly Cloudy     NNE   13 65% 55°

ST. LOUIS, MO extended weather forecast

Saturday
3 OCT 2026
Sunday
4 OCT 2026
Monday
5 OCT 2026
Tuesday
6 OCT 2026
Wednesday
7 OCT 2026
Low 52° Low 56° Low 56° Low 50° Low 52°
High 77° High 82° High 74° High 72° High 75°
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
7% Rain
Partly Cloudy
21% Rain
Clear
11% Rain
Clear
4% Rain
Clear
14% Rain
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