ARNOLD, MO 63010 Weather Forecast & Current Conditions
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  63010 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

EAST ST. LOUIS, IL
Current Weather
10:53 PM CDT JUN 8, 2026
Clear
75°F
Feels Like: 75°F
Dewpoint: 72°F
Rel. Hum.: 90%
Visibility: 10 miles
Wind: S at 3 mph
Pressure: 29.96 inches
Last 72 hours

Local Area Snow Depth

Illinois Current Weather

Illinois MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  63010 WEATHER FORECAST
10-Day model forecast maps
2025 Hurricanes

ARNOLD, MO 63010
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy. A chance of showers and thunderstorms, mainly this evening. Some thunderstorms may produce heavy rainfall. Lows in the lower 70s. Southwest winds around 5 mph. Chance of rain 40 percent.
TUESDAY
Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning. Some thunderstorms may produce heavy rainfall in the morning. Humid with highs in the lower 90s. Southwest winds 5 to 10 mph. Chance of rain 40 percent. Heat index values up to 108 in the afternoon.
TUESDAY NIGHT
Mostly clear. Humid with lows in the mid 70s. Southwest winds around 5 mph. Heat index values up to 108 early in the evening.
WEDNESDAY
Sunny. Highs in the lower 90s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Heat index values up to 104.
WEDNESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. South winds 5 to 10 mph. Heat index values up to 102 early in the evening.
THURSDAY
Mostly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 50 percent. Heat index values up to 105.
THURSDAY NIGHT
Becoming mostly cloudy after midnight. A chance of thunderstorms. Showers, mainly in the evening. Lows in the upper 60s. Chance of rain 80 percent. Heat index values up to 100 early in the evening.
FRIDAY
Mostly sunny. Highs in the mid 80s.
FRIDAY NIGHT
Mostly clear in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the lower 60s. Chance of rain 20 percent.
SATURDAY
Mostly sunny. A chance of showers and thunderstorms, mainly in the morning. Highs in the mid 80s. Chance of rain 30 percent.
SATURDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the upper 60s. Chance of rain 50 percent.
SUNDAY
Partly sunny with a chance of showers and thunderstorms. Highs in the lower 80s. Chance of rain 50 percent.
SUNDAY NIGHT
A slight chance of thunderstorms in the evening. Partly cloudy with a chance of showers. Lows in the lower 60s. Chance of rain 40 percent.

  63010 WEATHER SATELLITE LOOPS
Visible Weather Satellite
ARNOLD, MO 63010
Infrared Weather Satellite
ARNOLD, MO 63010
  63010 WEATHER RADAR LOOP
NEXRAD Weather Radar
ARNOLD, MO 63010
 MOS COMPUTER WEATHER FORECAST

EAST ST. LOUIS, IL 3 hourly weather forecast
weather forecast created  6:00 PM MDT  6/ 8/2026
Tuesday
9 JUN 2026		 ARNOLD, MO 63010 weather forecast Day 1, 0 hours 1 AM 75° 75° Mostly Cloudy 65%
RAIN
***		 0% Thunder
( 26% severe)		 SSW   3 90% 72°
Low 73° ARNOLD, MO 63010 weather forecast Day 1, 3 hours 4 AM 74° 74° Mostly Cloudy SSW   5 90% 71°
High 93° ARNOLD, MO 63010 weather forecast Day 1, 6 hours 7 AM 75° 75° Mostly Cloudy 37%
RAIN
1–2 in		 0% Thunder
( 33% severe)		 SSW   5 90% 72°

Mostly Cloudy

Chance of Rain

 ARNOLD, MO 63010 weather forecast Day 1, 9 hours 10 AM 83° 90° Partly Cloudy WSW   8 74% 74°
ARNOLD, MO 63010 weather forecast Day 1, 12 hours 1 PM 88° 99° Mostly Cloudy 19%
RAIN
<.01 in		 0% Thunder
( 39% severe)		 SW   9 68% 76°
ARNOLD, MO 63010 weather forecast Day 1, 15 hours 4 PM 92° 106° Mostly Cloudy SW   9 62% 77°
ARNOLD, MO 63010 weather forecast Day 1, 18 hours 7 PM 91° 106° Partly Cloudy 3%

 0% Thunder
( 15% severe)		 SSW   7 66% 78°
ARNOLD, MO 63010 weather forecast Day 1, 21 hours 10 PM 83° 91° Partly Cloudy S   6 80% 76°
Wednesday
10 JUN 2026		 ARNOLD, MO 63010 weather forecast Day 2, 0 hours 1 AM 80° 84° Clear 2%

 0% Thunder
( 8% severe)		 SSW   6 79% 73°
Low 74° ARNOLD, MO 63010 weather forecast Day 2, 3 hours 4 AM 78° 80° Clear SSW   7 76% 70°
High 94° ARNOLD, MO 63010 weather forecast Day 2, 6 hours 7 AM 78° 80° Partly Cloudy 0%

 0% Thunder
( 11% severe)		 SSW   7 76% 70°

Partly Cloudy



 ARNOLD, MO 63010 weather forecast Day 2, 9 hours 10 AM 86° 92° Clear SSW   10 63% 72°
ARNOLD, MO 63010 weather forecast Day 2, 12 hours 1 PM 92° 100° Clear 2%

 0% Thunder
( 32% severe)		 SSW   12 52% 72°
ARNOLD, MO 63010 weather forecast Day 2, 15 hours 4 PM 94° 102° Partly Cloudy SSW   13 49% 72°
ARNOLD, MO 63010 weather forecast Day 2, 18 hours 7 PM 91° 100° Clear 11%
RAIN
<.01 in		 0% Thunder
( 22% severe)		 S   12 56% 73°
ARNOLD, MO 63010 weather forecast Day 2, 21 hours 10 PM 83° 88° Partly Cloudy SSW   10 70% 72°

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 73° Low 74° Low 74° Low 59° Low 63°
High 96° High 95° High 85° High 87° High 83°
ARNOLD, MO 63010 weather forecast Day 3 ARNOLD, MO 63010 weather forecast Day 4 ARNOLD, MO 63010 weather forecast Day 5 ARNOLD, MO 63010 weather forecast Day 6 ARNOLD, MO 63010 weather forecast Day 7
Partly Cloudy
19% Rain		 Partly Cloudy
33% Rain		 Overcast
52% Rain		 Partly Cloudy
14% Rain		 Partly Cloudy
17% Rain
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