LAKE SAINT LOUIS, MO 63367 Weather Forecast & Current Conditions

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SPIRIT OF ST. LOUIS, MO
Current Weather

1:54 PM CDT JUL 16, 2025
Clear
93°F
Feels Like: 102°F
Dewpoint: 73°F
Rel. Hum.: 52%
Visibility: 10 miles
Wind: SSW at 10 mph, gusts to 24
Pressure: 29.87 inches
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LAKE SAINT LOUIS, MO 63367
Weather Forecast

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THIS AFTERNOON
Mostly sunny with a slight chance of showers and thunderstorms. Near steady temperature in the lower 90s. Southwest winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 107.
TONIGHT
Mostly cloudy with a slight chance of showers and thunderstorms. Humid with lows in the mid 70s. Southwest winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 103 early in the evening.
THURSDAY
Partly sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 80s. Northwest winds 5 to 10 mph, becoming north in the afternoon. Chance of rain 50 percent. Heat index values up to 100.
THURSDAY NIGHT
Mostly cloudy with a chance of showers. A chance of thunderstorms, mainly in the evening. Lows in the lower 70s. Northeast winds around 5 mph. Chance of rain 50 percent.
FRIDAY
Mostly cloudy with a chance of showers and thunderstorms. Humid with highs in the upper 80s. Southeast winds around 5 mph. Chance of rain 50 percent.
FRIDAY NIGHT
Mostly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 20 percent.
SATURDAY THROUGH SUNDAY NIGHT
Partly cloudy with a chance of showers and thunderstorms. Highs in the lower 90s. Lows in the mid 70s. Chance of rain 40 percent. Heat index values up to 105.
MONDAY
Mostly sunny with a slight chance of showers and thunderstorms. Hot with highs in the mid 90s. Chance of rain 20 percent. Heat index values up to 110.
MONDAY NIGHT
Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows in the upper 70s. Chance of rain 20 percent. Heat index values up to 105 early in the evening.
TUESDAY
Sunny, hot with highs in the upper 90s. Heat index values up to 110.

Visible Weather Satellite
LAKE SAINT LOUIS, MO 63367
Infrared Weather Satellite
LAKE SAINT LOUIS, MO 63367
NEXRAD Weather Radar
LAKE SAINT LOUIS, MO 63367

SPIRIT OF ST. LOUIS, MO 3 hourly weather forecast

weather forecast created  6:00 AM MDT  7/16/2025
Wednesday
16 JUL 2025
LAKE SAINT LOUIS, MO 63367 weather forecast Day 1, 12 hours 1 PM 90° 100° Clear 8%

0% Thunder
( 32% severe)
WSW   8 60% 74°
High 92° LAKE SAINT LOUIS, MO 63367 weather forecast Day 1, 15 hours 4 PM 91° 99° Partly Cloudy WSW   8 54% 72°
Partly Cloudy



LAKE SAINT LOUIS, MO 63367 weather forecast Day 1, 18 hours 7 PM 88° 96° Partly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 33% severe)
WSW   7 61% 73°
LAKE SAINT LOUIS, MO 63367 weather forecast Day 1, 21 hours 10 PM 81° 86° Partly Cloudy SW   6 79% 74°
Thursday
17 JUL 2025
LAKE SAINT LOUIS, MO 63367 weather forecast Day 2, 0 hours 1 AM 78° 80° Partly Cloudy 17%
RAIN
<.01 in
0% Thunder
( 29% severe)
SW   6 85% 73°
Low 73° LAKE SAINT LOUIS, MO 63367 weather forecast Day 2, 3 hours 4 AM 76° 76° Partly Cloudy WSW   5 90% 73°
High 87° LAKE SAINT LOUIS, MO 63367 weather forecast Day 2, 6 hours 7 AM 76° 76° Mostly Cloudy 12%
RAIN
<.01 in
0% Thunder
( 21% severe)
NW   5 87% 72°

Mostly Cloudy

Chance of Rain

LAKE SAINT LOUIS, MO 63367 weather forecast Day 2, 9 hours 10 AM 80° 84° Mostly Cloudy N   6 79% 73°
LAKE SAINT LOUIS, MO 63367 weather forecast Day 2, 12 hours 1 PM 83° 89° Partly Cloudy 44%
RAIN
***
0% Thunder
( 44% severe)
N   7 72% 73°
LAKE SAINT LOUIS, MO 63367 weather forecast Day 2, 15 hours 4 PM 83° 88° Partly Cloudy N   7 70% 72°
LAKE SAINT LOUIS, MO 63367 weather forecast Day 2, 18 hours 7 PM 81° 85° Mostly Cloudy 31%
RAIN
1–2 in
0% Thunder
( 40% severe)
NNE   5 74% 72°
LAKE SAINT LOUIS, MO 63367 weather forecast Day 2, 21 hours 10 PM 75° 75° Mostly Cloudy NE   2 90% 72°
Friday
18 JUL 2025
LAKE SAINT LOUIS, MO 63367 weather forecast Day 3, 0 hours 1 AM 73° 73° Mostly Cloudy 17%
RAIN
.01–.1 in
0% Thunder
( 23% severe)
ENE   1 93% 71°
Low 70° LAKE SAINT LOUIS, MO 63367 weather forecast Day 3, 3 hours 4 AM 71° 71° Mostly Cloudy ENE   1 97% 70°
High 85° LAKE SAINT LOUIS, MO 63367 weather forecast Day 3, 6 hours 7 AM 72° 72° Mostly Cloudy 26%
RAIN
.01–.1 in
0% Thunder
( 24% severe)
ENE   2 93% 70°

Mostly Cloudy

Chance of Rain

LAKE SAINT LOUIS, MO 63367 weather forecast Day 3, 9 hours 10 AM 77° 79° Mostly Cloudy ESE   3 82% 71°
LAKE SAINT LOUIS, MO 63367 weather forecast Day 3, 15 hours 1 PM 82° 87° Mostly Cloudy 34%
RAIN
***
0% Thunder
( 40% severe)
SSE   5 74% 73°
LAKE SAINT LOUIS, MO 63367 weather forecast Day 3, 18 hours 4 PM 82° 87° Mostly Cloudy S   5 72% 72°
LAKE SAINT LOUIS, MO 63367 weather forecast Day 3, 21 hours 7 PM 81° 86° Mostly Cloudy     SE   3 77% 73°

SPIRIT OF ST. LOUIS, MO extended weather forecast

Saturday
19 JUL 2025
Sunday
20 JUL 2025
Monday
21 JUL 2025
Tuesday
22 JUL 2025
Wednesday
23 JUL 2025
Low 74° Low 75° Low 75° Low 75° Low 75°
High 96° High 97° High 98° High 96° High 97°
LAKE SAINT LOUIS, MO 63367 weather forecast Day 4 LAKE SAINT LOUIS, MO 63367 weather forecast Day 5 LAKE SAINT LOUIS, MO 63367 weather forecast Day 6 LAKE SAINT LOUIS, MO 63367 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Mostly Cloudy
47% Rain
Partly Cloudy
25% Rain
Partly Cloudy
24% Rain
Partly Cloudy
22% Rain
Partly Cloudy
24% Rain
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