SAINT LOUIS, MO 63164 Weather Forecast & Current Conditions
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  63164 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

EAST ST. LOUIS, IL
Current Weather
11:53 PM CDT JUL 20, 2025
Clear
81°F
Feels Like: 87°F
Dewpoint: 75°F
Rel. Hum.: 82%
Visibility: 10 miles
Wind: Calm
Pressure: 29.94 inches
Last 72 hours

Local Area Snow Depth

Illinois Current Weather

Illinois MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  63164 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

SAINT LOUIS, MO 63164
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
REST OF TONIGHT
Showers with thunderstorms likely. Some thunderstorms may produce heavy rainfall. Locally heavy rainfall possible. Lows in the mid 70s. Southeast winds around 5 mph. Chance of rain 90 percent.
MONDAY
Mostly cloudy with showers likely with a chance of thunderstorms in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall. Humid with highs in the lower 90s. Southeast winds around 5 mph. Chance of rain 70 percent. Heat index values up to 107 in the afternoon.
MONDAY NIGHT
Partly cloudy with a slight chance of showers and thunderstorms. Humid with lows in the mid 70s. East winds around 5 mph. Chance of rain 20 percent. Heat index values up to 105 early in the evening.
TUESDAY
Mostly sunny. Hot with highs in the mid 90s. Southeast winds around 5 mph. Heat index values up to 113.
TUESDAY NIGHT
Mostly clear. Humid with lows in the mid 70s. Southeast winds around 5 mph. Heat index values up to 109 early in the evening.
WEDNESDAY THROUGH THURSDAY NIGHT
Mostly clear. Hot. Highs in the upper 90s. Lows in the upper 70s. Heat index values up to 110.
FRIDAY AND FRIDAY NIGHT
Partly cloudy. A slight chance of showers and thunderstorms. Hot. Highs in the mid 90s. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 110.
SATURDAY
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 mid 90s. Chance of rain 30 percent. Heat index values up to 105.
SATURDAY NIGHT
Partly cloudy with a slight chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 105 early in the evening.
SUNDAY
Sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs in the mid 90s. Chance of rain 20 percent. Heat index values up to 110.

  63164 WEATHER SATELLITE LOOPS
Visible Weather Satellite
SAINT LOUIS, MO 63164
Infrared Weather Satellite
SAINT LOUIS, MO 63164
  63164 WEATHER RADAR LOOP
NEXRAD Weather Radar
SAINT LOUIS, MO 63164
 MOS COMPUTER WEATHER FORECAST

EAST ST. LOUIS, IL 3 hourly weather forecast
weather forecast created  6:00 PM MDT  7/20/2025
Monday
21 JUL 2025		 SAINT LOUIS, MO 63164 weather forecast Day 1, 0 hours 1 AM 78° 80° Mostly Cloudy 51%
RAIN
***		 0% Thunder
( 39% severe)		 NNE   3 88% 74°
Low 75° SAINT LOUIS, MO 63164 weather forecast Day 1, 3 hours 4 AM 76° 76° Mostly Cloudy SE   2 94% 74°
High 92° SAINT LOUIS, MO 63164 weather forecast Day 1, 6 hours 7 AM 76° 76° Mostly Cloudy 42%
RAIN
***		 0% Thunder
( 22% severe)		 ENE   2 94% 74°

Mostly Cloudy

Chance of Rain

 SAINT LOUIS, MO 63164 weather forecast Day 1, 9 hours 10 AM 80° 85° Mostly Cloudy SSW   3 85% 75°
SAINT LOUIS, MO 63164 weather forecast Day 1, 12 hours 1 PM 87° 97° Mostly Cloudy 16%
RAIN
***		 0% Thunder
( 30% severe)		 SSE   5 68% 75°
SAINT LOUIS, MO 63164 weather forecast Day 1, 15 hours 4 PM 89° 99° Mostly Cloudy E   5 64% 75°
SAINT LOUIS, MO 63164 weather forecast Day 1, 18 hours 7 PM 85° 93° Mostly Cloudy 13%
RAIN
<.01 in		 0% Thunder
( 23% severe)		 E   5 72% 75°
SAINT LOUIS, MO 63164 weather forecast Day 1, 21 hours 10 PM 80° 85° Partly Cloudy E   3 85% 75°
Tuesday
22 JUL 2025		 SAINT LOUIS, MO 63164 weather forecast Day 2, 0 hours 1 AM 77° 78° Mostly Cloudy 6%

 0% Thunder
( 13% severe)		 E   3 94% 75°
Low 75° SAINT LOUIS, MO 63164 weather forecast Day 2, 3 hours 4 AM 76° 76° Mostly Cloudy E   3 94% 74°
High 95° SAINT LOUIS, MO 63164 weather forecast Day 2, 6 hours 7 AM 77° 78° Mostly Cloudy 6%

 0% Thunder
( 18% severe)		 ESE   3 90% 74°

Partly Cloudy



 SAINT LOUIS, MO 63164 weather forecast Day 2, 9 hours 10 AM 85° 95° Partly Cloudy SE   5 75% 76°
SAINT LOUIS, MO 63164 weather forecast Day 2, 12 hours 1 PM 92° 106° Partly Cloudy 9%

 0% Thunder
( 34% severe)		 SE   6 62% 77°
SAINT LOUIS, MO 63164 weather forecast Day 2, 15 hours 4 PM 92° 105° Partly Cloudy SE   7 60% 76°
SAINT LOUIS, MO 63164 weather forecast Day 2, 18 hours 7 PM 89° 101° Partly Cloudy 2%

 0% Thunder
( 23% severe)		 ESE   6 66% 76°
SAINT LOUIS, MO 63164 weather forecast Day 2, 21 hours 10 PM 83° 92° Clear SE   5 82% 77°

EAST ST. LOUIS, IL extended weather forecast
BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE		 BAD DAY
BAD DATE
Low 74° Low 76° Low 76° Low 73° Low 72°
High 95° High 96° High 94° High 91° High 89°
SAINT LOUIS, MO 63164 weather forecast Day 3 SAINT LOUIS, MO 63164 weather forecast Day 4 SAINT LOUIS, MO 63164 weather forecast Day 5 SAINT LOUIS, MO 63164 weather forecast Day 6 SAINT LOUIS, MO 63164 weather forecast Day 7
Partly Cloudy
50% Rain		 Mostly Cloudy
53% Rain		 Overcast
57% Rain		 Mostly Cloudy
57% Rain		 Mostly Cloudy
48% Rain
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