SAINT LOUIS, MO 63145 Weather Forecast & Current Conditions

Enter ZIP code or City, State   
    


ST. LOUIS, MO
Current Weather

4:51 AM CDT JUL 26, 2026
Broken Clouds
81°F
Feels Like: 88°F
Dewpoint: 77°F
Rel. Hum.: 88%
Visibility: 10 miles
Wind: Calm
Pressure: 29.93 inches
Last 72 hours

Local Area Snow Depth

Missouri Current Weather

Missouri MOS Forecast Weather


Weather Map


(Automated weather data from NWS/FAA)
10-Day model forecast maps
2026 Hurricanes

SAINT LOUIS, MO 63145
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Mostly cloudy this morning, then becoming mostly sunny. Patchy fog this morning. A slight chance of showers and thunderstorms. Hot with highs in the mid 90s. Southwest winds around 5 mph. Chance of rain 20 percent. Heat index values up to 117.
TONIGHT
Partly cloudy. Humid with lows in the upper 70s. South winds around 5 mph. Heat index values up to 116 early in the evening.
MONDAY
Sunny, hot with highs in the upper 90s. Southwest winds 5 to 10 mph. Heat index values up to 114.
MONDAY NIGHT
Mostly clear. Humid with lows in the upper 70s. Southwest winds 5 to 10 mph. Heat index values up to 112 early in the evening.
TUESDAY
Mostly sunny. Humid with highs in the lower 90s. Northwest winds 5 to 10 mph. Heat index values up to 105.
TUESDAY NIGHT
Partly cloudy. Lows in the lower 70s. Heat index values up to 100 early in the evening.
WEDNESDAY THROUGH THURSDAY
Mostly clear. Highs in the upper 80s. Lows in the upper 60s.
THURSDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a slight chance of showers after midnight. Lows in the upper 60s. Chance of rain 20 percent.
FRIDAY
Partly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20 percent.
FRIDAY NIGHT
A slight chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 40 percent.
SATURDAY
Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20 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  7/25/2026
Sunday
26 JUL 2026
SAINT LOUIS, MO 63145 weather forecast Day 1, 0 hours 1 AM 79° 83° Partly Cloudy 1%

0% Thunder
( 8% severe)
SSE   3 91% 76°
Low 76° SAINT LOUIS, MO 63145 weather forecast Day 1, 3 hours 4 AM 77° 78° Mostly Cloudy S   2 94% 75°
High 95° SAINT LOUIS, MO 63145 weather forecast Day 1, 6 hours 7 AM 77° 78° Mostly Cloudy 6%

0% Thunder
( 12% severe)
  CALM 94% 75°

Mostly Cloudy



SAINT LOUIS, MO 63145 weather forecast Day 1, 9 hours 10 AM 86° 98° Mostly Cloudy SSW   3 77% 78°
SAINT LOUIS, MO 63145 weather forecast Day 1, 12 hours 1 PM 91° 106° Partly Cloudy 7%

0% Thunder
( 24% severe)
WSW   5 66% 78°
SAINT LOUIS, MO 63145 weather forecast Day 1, 15 hours 4 PM 95° 108° Partly Cloudy W   5 54% 76°
SAINT LOUIS, MO 63145 weather forecast Day 1, 18 hours 7 PM 92° 105° Partly Cloudy 10%
RAIN
<.01 in
0% Thunder
( 32% severe)
W   6 60% 76°
SAINT LOUIS, MO 63145 weather forecast Day 1, 21 hours 10 PM 86° 95° Partly Cloudy SSW   6 70% 75°
Monday
27 JUL 2026
SAINT LOUIS, MO 63145 weather forecast Day 2, 0 hours 1 AM 82° 89° Partly Cloudy 3%

0% Thunder
( 10% severe)
SSE   6 79% 75°
Low 79° SAINT LOUIS, MO 63145 weather forecast Day 2, 3 hours 4 AM 80° 85° Clear S   7 82% 74°
High 97° SAINT LOUIS, MO 63145 weather forecast Day 2, 6 hours 7 AM 80° 84° Partly Cloudy 1%

0% Thunder
( 9% severe)
S   7 79% 73°

Partly Cloudy



SAINT LOUIS, MO 63145 weather forecast Day 2, 9 hours 10 AM 89° 99° Clear WSW   10 64% 75°
SAINT LOUIS, MO 63145 weather forecast Day 2, 12 hours 1 PM 94° 105° Partly Cloudy 0%

0% Thunder
( 33% severe)
WSW   13 53% 74°
SAINT LOUIS, MO 63145 weather forecast Day 2, 15 hours 4 PM 97° 106° Partly Cloudy WSW   13 45% 72°
SAINT LOUIS, MO 63145 weather forecast Day 2, 18 hours 7 PM 94° 102° Clear 2%

0% Thunder
( 20% severe)
SW   12 49% 72°
SAINT LOUIS, MO 63145 weather forecast Day 2, 21 hours 10 PM 88° 95° Clear SW   10 59% 72°

ST. LOUIS, MO extended weather forecast

Tuesday
28 JUL 2026
Wednesday
29 JUL 2026
Thursday
30 JUL 2026
Friday
31 JUL 2026
Saturday
1 AUG 2026
Low 80° Low 72° Low 70° Low 73° Low 72°
High 100° High 94° High 91° High 92° High 93°
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
15% Rain
Partly Cloudy
4% Rain
Partly Cloudy
11% Rain
Overcast
45% Rain
Partly Cloudy
18% Rain
SELECT BOX EXAMPLES:
for LOCAL WEATHER:
SNOW DEPTH:
LOCAL WEATHER RADAR:
STATE WEATHER MAP:
Saint Louis, MO
Saint Louis, MO snow
Saint Louis, MO radar
MO map
-or-
-or-
-or-
 
63145
63145 snow
63145 radar
 
-or-
-or-
 
 
MO
MO snow
 
 
Copyright © 2026 WeatherStreet.com
Put our free WeatherStreet weather lookup on your web page.
Terms & Conditions