SAINT LOUIS, MO 63145 Weather Forecast & Current Conditions

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ST. LOUIS, MO
Current Weather

5:51 AM CDT SEP 27, 2026
Broken Clouds
61°F
Feels Like: 61°F
Dewpoint: 57°F
Rel. Hum.: 87%
Visibility: 10 miles
Wind: W at 5 mph
Pressure: 30.07 inches
Last 72 hours

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SAINT LOUIS, MO 63145
Weather Forecast

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Snow Depth pages
TODAY
Mostly cloudy. A chance of showers this morning. Highs in the mid 70s. Northeast winds around 5 mph. Chance of rain 50 percent.
TONIGHT
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the mid 50s. Northeast winds around 5 mph.
MONDAY
Sunny. Highs in the upper 70s. Northeast winds around 5 mph.
MONDAY NIGHT
Mostly clear. Lows in the mid 50s. East winds around 5 mph in the evening, becoming light and variable.
TUESDAY
Mostly sunny. Highs in the lower 80s. Southeast winds around 5 mph.
TUESDAY NIGHT
Mostly cloudy. Not as cool with lows in the mid 60s.
WEDNESDAY
Mostly cloudy with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20 percent.
WEDNESDAY NIGHT
Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the upper 60s. Chance of rain 50 percent.
THURSDAY
Showers likely. Highs around 80. Chance of rain 70 percent.
THURSDAY NIGHT
Showers likely with a slight chance of thunderstorms. Lows in the mid 60s. Chance of rain 70 percent.
FRIDAY AND FRIDAY NIGHT
Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the mid 70s. Lows in the lower 60s. Chance of rain 50 percent.
SATURDAY
Partly sunny with a 50 percent chance of showers. 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 PM CDT  9/26/2026
Sunday
27 SEP 2026
SAINT LOUIS, MO 63145 weather forecast Day 1, 0 hours 1 AM 63° 64° Mostly Cloudy 12%
RAIN
<.01 in
0% Thunder
( 5% severe)
E   5 62% 50°
Low 60° SAINT LOUIS, MO 63145 weather forecast Day 1, 3 hours 4 AM 62° 63° Mostly Cloudy   CALM 67% 51°
High 75° SAINT LOUIS, MO 63145 weather forecast Day 1, 6 hours 7 AM 61° 62° Mostly Cloudy 10%
RAIN
<.01 in
0% Thunder
( 2% severe)
  CALM 72% 52°

Mostly Cloudy



SAINT LOUIS, MO 63145 weather forecast Day 1, 9 hours 10 AM 66° 66° Mostly Cloudy NE   3 61% 52°
SAINT LOUIS, MO 63145 weather forecast Day 1, 12 hours 1 PM 72° 72° Mostly Cloudy 4%

0% Thunder
( 2% severe)
NE   3 49% 52°
SAINT LOUIS, MO 63145 weather forecast Day 1, 15 hours 4 PM 75° 75° Mostly Cloudy NE   5 45% 52°
SAINT LOUIS, MO 63145 weather forecast Day 1, 18 hours 7 PM 72° 72° Mostly Cloudy 4%

0% Thunder
( 1% severe)
NNE   6 49% 52°
SAINT LOUIS, MO 63145 weather forecast Day 1, 21 hours 10 PM 67° 67° Partly Cloudy NNE   6 59% 52°
Monday
28 SEP 2026
SAINT LOUIS, MO 63145 weather forecast Day 2, 0 hours 1 AM 63° 63° Partly Cloudy 2%

0% Thunder
( 1% severe)
ENE   6 65% 51°
Low 58° SAINT LOUIS, MO 63145 weather forecast Day 2, 3 hours 4 AM 61° 61° Partly Cloudy ENE   5 67% 50°
High 77° SAINT LOUIS, MO 63145 weather forecast Day 2, 6 hours 7 AM 58° 58° Partly Cloudy 0%

0% Thunder
( 0% severe)
ENE   3 75% 50°

Clear



SAINT LOUIS, MO 63145 weather forecast Day 2, 9 hours 10 AM 65° 65° Clear ENE   3 58% 50°
SAINT LOUIS, MO 63145 weather forecast Day 2, 12 hours 1 PM 73° 73° Clear 0%

0% Thunder
( 1% severe)
ENE   2 44% 50°
SAINT LOUIS, MO 63145 weather forecast Day 2, 15 hours 4 PM 76° 78° Clear   CALM 37% 48°
SAINT LOUIS, MO 63145 weather forecast Day 2, 18 hours 7 PM 71° 71° Clear 0%

0% Thunder
( 1% severe)
ENE   5 46% 49°
SAINT LOUIS, MO 63145 weather forecast Day 2, 21 hours 10 PM 66° 66° Clear E   5 54% 49°

ST. LOUIS, MO extended weather forecast

Tuesday
29 SEP 2026
Wednesday
30 SEP 2026
Thursday
1 OCT 2026
Friday
2 OCT 2026
Saturday
3 OCT 2026
Low 59° Low 69° Low 70° Low 62° Low 57°
High 86° High 91° High 82° High 71° High 73°
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
9% Rain
Partly Cloudy
20% Rain
Overcast
78% Rain
Overcast
55% Rain
Overcast
51% Rain
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