SAINT LOUIS, MO 63145 Weather Forecast & Current Conditions

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ST. LOUIS, MO
Current Weather

11:51 AM CDT MAY 13, 2026
Clear
70°F
Feels Like: 70°F
Dewpoint: 39°F
Rel. Hum.: 32%
Visibility: 10 miles
Wind: NNW at 16 mph, gusts to 29
Pressure: 30.07 inches
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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 70s. Northwest winds 10 to 15 mph with gusts up to 25 mph.
TONIGHT
Clear, cooler with lows in the mid 40s. North winds 10 to 15 mph, becoming northeast around 5 mph after midnight.
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 with a slight chance of thunderstorms after midnight. Not as cool with lows in the mid 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 AM CDT  5/13/2026
Wednesday
13 MAY 2026
SAINT LOUIS, MO 63145 weather forecast Day 1, 12 hours 1 PM 72° 72° Clear 0%

0% Thunder
( 1% severe)
NW   17 30% 39°
High 75° SAINT LOUIS, MO 63145 weather forecast Day 1, 15 hours 4 PM 74° 74° Clear NNW   16 28% 39°
Clear



SAINT LOUIS, MO 63145 weather forecast Day 1, 18 hours 7 PM 71° 71° Clear 0%

0% Thunder
( 1% severe)
N   13 29% 37°
SAINT LOUIS, MO 63145 weather forecast Day 1, 21 hours 10 PM 62° 62° Clear N   6 43% 39°
Thursday
14 MAY 2026
SAINT LOUIS, MO 63145 weather forecast Day 2, 0 hours 1 AM 56° 56° Clear 0%

0% Thunder
( 1% severe)
  CALM 55% 40°
Low 50° SAINT LOUIS, MO 63145 weather forecast Day 2, 3 hours 4 AM 52° 52° Clear   CALM 61% 39°
High 76° SAINT LOUIS, MO 63145 weather forecast Day 2, 6 hours 7 AM 52° 52° Clear 0%

0% Thunder
( 1% severe)
  CALM 63% 40°

Clear



SAINT LOUIS, MO 63145 weather forecast Day 2, 9 hours 10 AM 65° 65° Clear SE   6 41% 41°
SAINT LOUIS, MO 63145 weather forecast Day 2, 12 hours 1 PM 72° 72° Clear 2%

0% Thunder
( 2% severe)
S   7 31% 40°
SAINT LOUIS, MO 63145 weather forecast Day 2, 15 hours 4 PM 76° 77° Partly Cloudy SSE   9 28% 41°
SAINT LOUIS, MO 63145 weather forecast Day 2, 18 hours 7 PM 73° 73° Partly Cloudy 1%

0% Thunder
( 7% severe)
SSE   13 31% 41°
SAINT LOUIS, MO 63145 weather forecast Day 2, 21 hours 10 PM 67° 67° Partly Cloudy SSE   12 43% 44°
Friday
15 MAY 2026
SAINT LOUIS, MO 63145 weather forecast Day 3, 0 hours 1 AM 64° 63° Mostly Cloudy 64%
RAIN
***
0% Thunder
( 23% severe)
SSE   12 46% 43°
Low 59° SAINT LOUIS, MO 63145 weather forecast Day 3, 3 hours 4 AM 61° 59° Mostly Cloudy SSE   12 53% 44°
High 85° SAINT LOUIS, MO 63145 weather forecast Day 3, 6 hours 7 AM 60° 58° Mostly Cloudy 51%
RAIN
.25–.5 in
0% Thunder
( 16% severe)
SSE   14 64% 48°

Mostly Cloudy

Rain Likely

SAINT LOUIS, MO 63145 weather forecast Day 3, 9 hours 10 AM 67° 67° Mostly Cloudy S   14 56% 51°
SAINT LOUIS, MO 63145 weather forecast Day 3, 15 hours 1 PM 77° 79° Partly Cloudy 2%

0% Thunder
( 13% severe)
S   15 48% 56°
SAINT LOUIS, MO 63145 weather forecast Day 3, 18 hours 4 PM 84° 84° Partly Cloudy SSW   14 43% 59°
SAINT LOUIS, MO 63145 weather forecast Day 3, 21 hours 7 PM 83° 83° Partly Cloudy     S   12 44% 59°

ST. LOUIS, MO extended weather forecast

Saturday
16 MAY 2026
Sunday
17 MAY 2026
Monday
18 MAY 2026
Tuesday
19 MAY 2026
Wednesday
20 MAY 2026
Low 67° Low 67° Low 69° Low 66° Low 59°
High 87° High 89° High 85° High 76° 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
Partly Cloudy
40% Rain
Partly Cloudy
27% Rain
Mostly Cloudy
26% Rain
Overcast
65% Rain
Overcast
46% Rain
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