SAINT LOUIS, MO 63145 Weather Forecast & Current Conditions

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ST. LOUIS, MO
Current Weather

6:51 AM CDT MAY 13, 2026
Clear
61°F
Feels Like: 60°F
Dewpoint: 46°F
Rel. Hum.: 58%
Visibility: 10 miles
Wind: W at 7 mph
Pressure: 30.04 inches
Last 72 hours

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SAINT LOUIS, MO 63145
Weather Forecast

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TODAY
Sunny. Highs in the mid 70s. Northwest winds 10 to 15 mph with gusts up to 25 mph.
TONIGHT
Clear, cooler with lows in the mid 40s. North winds 5 to 10 mph with gusts up to 20 mph in the evening, becoming light and variable.
THURSDAY
Sunny. Highs in the mid 70s. Southeast winds 5 to 10 mph.
THURSDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a chance of showers and thunderstorms after midnight. Not as cool with lows in the upper 50s. Southeast winds 5 to 10 mph. Chance of rain 50 percent.
FRIDAY
Partly sunny. A chance of showers and thunderstorms in the morning. Highs in the lower 80s. South winds 10 to 15 mph. Chance of rain 50 percent.
FRIDAY NIGHT AND SATURDAY
Partly cloudy. A chance of showers and thunderstorms. Lows in the mid 60s. Highs in the upper 80s. Chance of rain 50 percent.
SATURDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. A slight chance of thunderstorms. A chance of showers, mainly in the evening. Lows in the mid 60s. Chance of rain 50 percent.
SUNDAY AND SUNDAY NIGHT
Partly cloudy. Highs around 90. Lows around 70.
MONDAY
Mostly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 50 percent.
MONDAY NIGHT
Mostly cloudy. A chance of showers and thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the upper 60s. Chance of rain 60 percent.
TUESDAY
Showers likely. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Cooler with highs in the lower 80s. Chance of rain 70 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 PM CDT  5/12/2026
Wednesday
13 MAY 2026
SAINT LOUIS, MO 63145 weather forecast Day 1, 0 hours 1 AM 68° 68° Mostly Cloudy 4%

0% Thunder
( 6% severe)
W   10 57% 52°
Low 58° SAINT LOUIS, MO 63145 weather forecast Day 1, 3 hours 4 AM 63° 62° Clear NNW   10 56% 47°
High 75° SAINT LOUIS, MO 63145 weather forecast Day 1, 6 hours 7 AM 59° 57° Clear 0%

0% Thunder
( 0% severe)
WNW   9 55% 43°

Clear



SAINT LOUIS, MO 63145 weather forecast Day 1, 9 hours 10 AM 67° 67° Clear NW   14 39% 41°
SAINT LOUIS, MO 63145 weather forecast Day 1, 12 hours 1 PM 72° 72° Clear 0%

0% Thunder
( 1% severe)
NW   15 31% 40°
SAINT LOUIS, MO 63145 weather forecast Day 1, 15 hours 4 PM 75° 75° Clear NNW   15 27% 39°
SAINT LOUIS, MO 63145 weather forecast Day 1, 18 hours 7 PM 73° 73° Clear 0%

0% Thunder
( 1% severe)
NNW   12 28% 38°
SAINT LOUIS, MO 63145 weather forecast Day 1, 21 hours 10 PM 63° 64° Clear N   5 44% 41°
Thursday
14 MAY 2026
SAINT LOUIS, MO 63145 weather forecast Day 2, 0 hours 1 AM 57° 58° Clear 0%

0% Thunder
( 1% severe)
  CALM 55% 41°
Low 51° SAINT LOUIS, MO 63145 weather forecast Day 2, 3 hours 4 AM 53° 53° Clear   CALM 64% 41°
High 77° SAINT LOUIS, MO 63145 weather forecast Day 2, 6 hours 7 AM 52° 52° Clear 0%

0% Thunder
( 1% severe)
  CALM 66% 41°

Partly Cloudy



SAINT LOUIS, MO 63145 weather forecast Day 2, 9 hours 10 AM 66° 66° Clear SE   6 40% 41°
SAINT LOUIS, MO 63145 weather forecast Day 2, 12 hours 1 PM 73° 73° Partly Cloudy 0%

0% Thunder
( 4% severe)
SSE   7 30% 40°
SAINT LOUIS, MO 63145 weather forecast Day 2, 15 hours 4 PM 77° 78° Partly Cloudy SSE   10 28% 41°
SAINT LOUIS, MO 63145 weather forecast Day 2, 18 hours 7 PM 75° 75° Partly Cloudy 1%

0% Thunder
( 8% severe)
SSE   13 29% 41°
SAINT LOUIS, MO 63145 weather forecast Day 2, 21 hours 10 PM 68° 68° Mostly Cloudy SSE   13 40% 43°

ST. LOUIS, MO extended weather forecast

Friday
15 MAY 2026
Saturday
16 MAY 2026
Sunday
17 MAY 2026
Monday
18 MAY 2026
Tuesday
19 MAY 2026
Low 57° Low 67° Low 67° Low 69° Low 66°
High 83° High 87° High 89° High 85° High 76°
SAINT LOUIS, MO 63145 weather forecast Day 3 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
Partly Cloudy
30% Rain
Partly Cloudy
40% Rain
Partly Cloudy
27% Rain
Mostly Cloudy
26% Rain
Overcast
65% Rain
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