SAINT LOUIS, MO 63145 Weather Forecast & Current Conditions

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ST. LOUIS, MO
Current Weather

8:51 PM CST JAN 19, 2026
Clear
16°F
Feels Like: 11°F
Dewpoint: -2°F
Rel. Hum.: 39%
Visibility: 10 miles
Wind: W at 3 mph
Pressure: 30.41 inches
Last 72 hours

Local Area Snow Depth

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SAINT LOUIS, MO 63145
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly clear. Lows around 12. Southwest winds around 5 mph.
TUESDAY
Mostly sunny. Not as cool with highs in the upper 30s. South winds 5 to 10 mph. Wind chill values as low as 5 above in the morning.
TUESDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Not as cool with lows in the lower 30s. Temperature rising into the mid 30s after midnight. South winds 10 to 15 mph with gusts up to 30 mph.
WEDNESDAY
Mostly sunny. Highs in the mid 40s. West winds 10 to 15 mph with gusts up to 25 mph.
WEDNESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 20s. West winds 5 to 10 mph, becoming northwest after midnight.
THURSDAY
Mostly sunny. Highs in the upper 30s.
THURSDAY NIGHT AND FRIDAY
Mostly cloudy. Lows around 10 above. Highs around 20. Wind chill values as low as 5 below.
FRIDAY NIGHT
Mostly cloudy with a 20 percent chance of snow. Colder with lows around zero. Wind chill values as low as 15 below.
SATURDAY
Mostly cloudy. A slight chance of snow in the morning, then a chance of snow in the afternoon. Highs 10 to 15. Chance of snow 30 percent. Wind chill values as low as 15 below in the morning.
SATURDAY NIGHT
Mostly cloudy with a chance of snow in the evening, then partly cloudy with a slight chance of snow after midnight. Cold with lows zero to 5 above zero. Chance of snow 30 percent.
SUNDAY
Mostly sunny. Not as cool with highs in the lower 20s. Wind chill values as low as 10 below in the morning.
SUNDAY NIGHT AND MONDAY
Mostly clear. Lows around 10 above. Highs in the mid 30s. Wind chill values as low as zero.

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  6:00 AM CST  1/19/2026
Monday
19 JAN 2026
SAINT LOUIS, MO 63145 weather forecast Day 1, 12 hours 12 PM 16° Partly Cloudy 0%

0% Thunder
( 0% severe)
WNW   15 33% -5°
High 21° SAINT LOUIS, MO 63145 weather forecast Day 1, 15 hours 3 PM 20° Clear WNW   13 26% -6°
Clear



SAINT LOUIS, MO 63145 weather forecast Day 1, 18 hours 6 PM 18° Clear 0%

0% Thunder
( 0% severe)
WNW   7 30% -5°
SAINT LOUIS, MO 63145 weather forecast Day 1, 21 hours 9 PM 15° Clear W   6 39% -3°
Tuesday
20 JAN 2026
SAINT LOUIS, MO 63145 weather forecast Day 2, 0 hours 12 AM 15° Clear 0%

0% Thunder
( 0% severe)
WSW   5 41% -2°
Low 13° SAINT LOUIS, MO 63145 weather forecast Day 2, 3 hours 3 AM 14° Partly Cloudy SW   5 45% -1°
High 38° SAINT LOUIS, MO 63145 weather forecast Day 2, 6 hours 6 AM 14° Partly Cloudy 1%

0% Thunder
( 0% severe)
S   5 48%

Partly Cloudy



SAINT LOUIS, MO 63145 weather forecast Day 2, 9 hours 9 AM 21° 12° Partly Cloudy S   7 40%
SAINT LOUIS, MO 63145 weather forecast Day 2, 12 hours 12 PM 32° 24° Clear 1%

0% Thunder
( 0% severe)
S   9 29%
SAINT LOUIS, MO 63145 weather forecast Day 2, 15 hours 3 PM 38° 31° Partly Cloudy S   9 27%
SAINT LOUIS, MO 63145 weather forecast Day 2, 18 hours 6 PM 35° 28° Clear 0%

0% Thunder
( 0% severe)
SSE   9 33% 11°
SAINT LOUIS, MO 63145 weather forecast Day 2, 21 hours 9 PM 33° 24° Partly Cloudy S   12 38% 12°
Wednesday
21 JAN 2026
SAINT LOUIS, MO 63145 weather forecast Day 3, 0 hours 12 AM 34° 25° Mostly Cloudy 2%

0% Thunder
( 1% severe)
S   13 41% 14°
Low 29° SAINT LOUIS, MO 63145 weather forecast Day 3, 3 hours 3 AM 35° 26° Mostly Cloudy SSW   14 50% 19°
High 45° SAINT LOUIS, MO 63145 weather forecast Day 3, 6 hours 6 AM 36° 28° Mostly Cloudy 3%

0% Thunder
( 0% severe)
SW   13 60% 24°

Decreasing Clouds



SAINT LOUIS, MO 63145 weather forecast Day 3, 9 hours 9 AM 37° 29° Partly Cloudy W   13 61% 25°
SAINT LOUIS, MO 63145 weather forecast Day 3, 15 hours 12 PM 41° 34° Partly Cloudy 1%

0% Thunder
( 0% severe)
W   13 47% 23°
SAINT LOUIS, MO 63145 weather forecast Day 3, 18 hours 3 PM 43° 37° Clear W   12 38% 20°
SAINT LOUIS, MO 63145 weather forecast Day 3, 21 hours 6 PM 38° 32° Clear     WSW   8 46% 20°

ST. LOUIS, MO extended weather forecast

Thursday
22 JAN 2026
Friday
23 JAN 2026
Saturday
24 JAN 2026
Sunday
25 JAN 2026
Monday
26 JAN 2026
Low 24° Low 10° Low -1° Low 12° Low 20°
High 37° High 13° High 19° High 24° High 42°
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
6% Snow
Partly Cloudy
12% Snow
Overcast
16% Snow
Overcast
16% Snow
Clear
13% Snow
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