MARYVILLE, IL 62062 Weather Forecast & Current Conditions

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62062 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
ALTON, IL Current Weather
11:50 AM CDT JUL 16, 2025
Scattered Clouds 86°F
Feels Like:	97°F
Dewpoint:	77°F
Rel. Hum.:	75%
Visibility:	10 miles
Wind:	SW at 7 mph
Pressure:	29.92 inches
Last 72 hours
Local Area Snow Depth
Illinois Current Weather
Illinois MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

62062 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	MARYVILLE, IL 62062 Weather Forecast	Snowfall Forecast pages Snow Depth pages

REST OF TODAY
Mostly sunny with a slight chance of showers and thunderstorms. Highs in the mid 90s. Southwest winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 106.

TONIGHT
Partly 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 102 early in the evening.

THURSDAY
Partly sunny. A chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 80s. North winds 5 to 10 mph. Chance of rain 50 percent.

THURSDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms. 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 mid 80s. East 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
Partly sunny with a chance of showers and thunderstorms. Highs around 90. Chance of rain 40 percent. Heat index values up to 100.

SATURDAY NIGHT AND SUNDAY
Partly cloudy. A chance of showers and thunderstorms. Lows in the mid 70s. Highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 105.

SUNDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the mid 70s. Chance of rain 40 percent. Heat index values up to 100 early in the evening.

MONDAY
Mostly sunny with a chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 30 percent. Heat index values up to 100.

MONDAY NIGHT
Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 100 early in the evening.

TUESDAY
Sunny, hot with highs in the mid 90s. Heat index values up to 105.

62062 WEATHER SATELLITE LOOPS

Visible Weather Satellite
MARYVILLE, IL 62062

Infrared Weather Satellite
MARYVILLE, IL 62062

62062 WEATHER RADAR LOOP

NEXRAD Weather Radar
MARYVILLE, IL 62062

MOS COMPUTER WEATHER FORECAST

ALTON, IL 3 hourly weather forecast

weather forecast created 6:00 AM MDT 7/16/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
16 JUL 2025

1 PM

88°

97°

Partly Cloudy

10%
RAIN
<.01 in

0% Thunder
( 41% severe)

WSW 8

63%

74°

High 91°

4 PM

90°

98°

Partly Cloudy

WSW 8

56%

72°

Partly Cloudy

7 PM

87°

93°

Partly Cloudy

19%
RAIN
<.01 in

0% Thunder
( 42% severe)

SW 8

61%

72°

10 PM

80°

84°

Clear

SSW 6

79%

73°

Thursday
17 JUL 2025

1 AM

77°

78°

Partly Cloudy

19%
RAIN
***

0% Thunder
( 36% severe)

SW 6

90%

74°

Low 74°

4 AM

76°

76°

Mostly Cloudy

WSW 5

90%

73°

High 84°

7 AM

76°

76°

Partly Cloudy

13%
RAIN
<.01 in

0% Thunder
( 20% severe)

NW 6

94%

74°

Partly Cloudy

Chance of Rain

10 AM

79°

82°

Mostly Cloudy

N 8

82%

73°

1 PM

82°

87°

Partly Cloudy

42%
RAIN
.25–.5 in

0% Thunder
( 45% severe)

NNW 8

74%

73°

4 PM

83°

88°

Partly Cloudy

N 8

70%

72°

7 PM

80°

83°

Mostly Cloudy

27%
RAIN
.25–.5 in

0% Thunder
( 50% severe)

NNE 7

74%

71°

10 PM

74°

74°

Mostly Cloudy

NE 3

93%

72°

Friday
18 JUL 2025

1 AM

72°

72°

Mostly Cloudy

15%
RAIN
.25–.5 in

0% Thunder
( 27% severe)

NE 2

97%

71°

Low 70°

4 AM

71°

71°

Mostly Cloudy

NE 3

97%

70°

High 83°

7 AM

71°

71°

Mostly Cloudy

27%
RAIN
.1–.25 in

0% Thunder
( 22% severe)

E 5

97%

70°

Mostly Cloudy

Chance of Rain

10 AM

75°

75°

Mostly Cloudy

E 6

87%

71°

1 PM

79°

82°

Mostly Cloudy

28%
RAIN
***

0% Thunder
( 42% severe)

ESE 6

79%

72°

4 PM

81°

85°

Mostly Cloudy

SE 5

74%

72°

7 PM

81°

85°

Mostly Cloudy

SE 6

74%

72°


ALTON, IL extended weather forecast
Saturday 19 JUL 2025	Sunday 20 JUL 2025	Monday 21 JUL 2025	Tuesday 22 JUL 2025	Wednesday 23 JUL 2025
Low 72°	Low 74°	Low 73°	Low 73°	Low 73°
High 92°	High 94°	High 93°	High 92°	High 94°

Mostly Cloudy 57% Rain	Partly Cloudy 30% Rain	Partly Cloudy 30% Rain	Partly Cloudy 23% Rain	Partly Cloudy 25% Rain

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