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Riverveiw Weather Map
UTC Time: 9/13/2026, 13:15
Your Time:

Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Riverveiw, IL Regional Weather

Expires:202609131400;;381945
ASUS43 KLOT 131310
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT SUN SEP 13 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.

* THESE STATIONS ARE NOT UNDER NWS QUALITY CONTROL. THEY ALSO MAY NOT
  REPORT WEATHER SUCH AS PRECIPITATION OR FOG.


ILZ079-100>102-131400-
SOUTHWEST ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          SUNNY     68  68 100 NW7       30.06R TC  20           
BELLEVILLE     MOSUNNY   73  72  97 NW7       30.03R TC  23           
CAHOKIA*       MOSUNNY   72  69  90 N3        30.05R TC  22           
SPARTA*        PTSUNNY   71  70  99 NW5       30.06R TC  21           
$$


SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Riverveiw, IL

Today
Thunderstorms
90°/ 70° 32°/ 21°
20%
Monday
Sunny
95°/ 75° 35°/ 24°
0%
Tuesday
Thunderstorms
95°/ 72° 35°/ 22°
40%
Wednesday
Sunny
95°/ 75° 35°/ 24°
0%
Thursday
Thunderstorms
95°/ 72° 35°/ 22°
20%

Day: Mostly cloudy with a slight chance of thunderstorms. A slight chance of showers. Hot with highs around 90. Northeast winds around 5 mph, becoming southeast around 5 mph this afternoon. Chance of rain 20 percent.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows around 70. East winds around 5 mph. Chance of rain 20 percent.

ILZ102, IL

Today
Partly Cloudy
88°/ 62° 31°/ 17°
0%
Monday
Sunny
88°/ 72° 31°/ 22°
0%
Tuesday
Sunny
95°/ 70° 35°/ 21°
20%
Wed Night
Cloudy
72°22°
0%
Thursday
Thunderstorms
95°/ 68° 35°/ 20°
30%
Friday
Rain Showers
88°/ 62° 31°/ 17°
30%

Day: Partly sunny. Highs in the upper 80s. North winds around 5 mph.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 60s. Northeast winds around 5 mph.

Perryville, MO

Today
Sunny
90°/ 65° 32°/ 18°
0%
Monday
Sunny
88°/ 70° 31°/ 21°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 68° 22°/ 20°
0%

Day: Mostly sunny. Highs around 90. Northwest winds around 5 mph.

Night: Partly cloudy. Lows in the mid 60s. Northeast winds around 5 mph.

Pinckneyville, IL

Today
Partly Cloudy
92°/ 65° 33°/ 18°
0%
Monday
Sunny
88°/ 70° 31°/ 21°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 68° 22°/ 20°
0%

Day: Partly sunny. Highs in the lower 90s. Calm winds, becoming northwest 5 to 10 mph this afternoon.

Night: Partly cloudy. Lows in the mid 60s. Northeast winds 5 to 10 mph.

Farmington, MO

Today
Thunderstorms
90°/ 65° 32°/ 18°
20%
Monday
Sunny
88°/ 68° 31°/ 20°
0%
Tuesday
Sunny
95°/ 70° 35°/ 21°
0%
Wed Night
Clear
70°21°
0%
Thursday
Thunderstorms
92°/ 68° 33°/ 20°
20%
Friday
Rain Showers
88°/ 62° 31°/ 17°
30%

Day: Mostly sunny. A slight chance of showers and thunderstorms this afternoon. Highs around 90. Light and variable winds, becoming northwest around 5 mph this afternoon. Chance of rain 20 percent.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the mid 60s. Northeast winds around 5 mph. Chance of rain 20 percent.

Carbondale, IL

Today
Sunny
92°/ 65° 33°/ 18°
0%
Monday
Sunny
88°/ 72° 31°/ 22°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 70° 22°/ 21°
0%

Day: Patchy fog this morning. Mostly sunny. Highs in the lower 90s. Calm winds, becoming northwest around 5 mph this afternoon.

Night: Partly cloudy. Lows in the mid 60s. Northeast winds 5 to 10 mph.

Centralia, IL

Today
Sunny
88°/ 65° 31°/ 18°
0%
Monday
Sunny
88°/ 70° 31°/ 21°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
20%
Wednesday
Sunny
95°/ 72° 35°/ 22°
0%
Thu-Thu Night
Thunderstorms
95°35°
20%
Fri-Fri Night
Rain Showers
90°32°
20%

Day: Mostly sunny. Highs in the upper 80s. Northwest winds 5 to 10 mph.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s. Northeast winds 5 to 10 mph.

Cape Girardeau, MO

Today
Sunny
92°/ 65° 33°/ 18°
0%
Monday
Sunny
88°/ 70° 31°/ 21°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°22°
0%

Day: Patchy fog this morning. Mostly sunny. Highs in the lower 90s. Calm winds, becoming northwest around 5 mph this afternoon.

Night: Partly cloudy. Lows in the mid 60s. Northeast winds around 5 mph.

Marble Hill, MO

Today
Sunny
90°/ 65° 32°/ 18°
0%
Monday
Sunny
88°/ 68° 31°/ 20°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 68° 22°/ 20°
0%
Friday
Sunny
88°31°
0%

Day: Mostly sunny. Highs around 90. Calm winds, becoming north around 5 mph this afternoon.

Night: Partly cloudy. Lows in the mid 60s. Northeast winds around 5 mph.

Alton, IL

Today
Partly Cloudy
88°/ 65° 31°/ 18°
0%
Monday
Partly Cloudy
88°/ 72° 31°/ 22°
0%
Tuesday
Thunderstorms
95°/ 72° 35°/ 22°
50%
Wednesday
Thunderstorms
95°/ 72° 35°/ 22°
20%
Thursday
Thunderstorms
92°/ 70° 33°/ 21°
30%
Friday
Rain Showers
88°/ 65° 31°/ 18°
30%

Day: Partly sunny. Highs in the upper 80s. North winds 5 to 10 mph.

Night: Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s. Northeast winds 5 to 10 mph.

West Frankfort, IL

Today
Sunny
92°/ 65° 33°/ 18°
0%
Monday
Sunny
88°/ 70° 31°/ 21°
0%
Tuesday
Sunny
98°/ 72° 37°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 68° 22°/ 20°
0%
Fri Night
Cloudy
68°20°
0%

Day: Mostly sunny. Highs in the lower 90s. Northwest winds 5 to 10 mph.

Night: Partly cloudy. Lows in the mid 60s. Northeast winds 5 to 10 mph.

Herrin, IL

Today
Sunny
92°/ 65° 33°/ 18°
0%
Monday
Sunny
88°/ 70° 31°/ 21°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thu Night
Clear
72°22°
0%
Fri-Fri Night
Cloudy
92°33°
0%

Day: Mostly sunny. Highs in the lower 90s. Northwest winds around 5 mph.

Night: Partly cloudy. Lows in the mid 60s. Northeast winds 5 to 10 mph.

Mount Vernon, IL

Today
Sunny
92°/ 62° 33°/ 17°
0%
Monday
Sunny
88°/ 68° 31°/ 20°
0%
Tuesday
Sunny
98°/ 72° 37°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 68° 22°/ 20°
0%

Day: Mostly sunny. Highs in the lower 90s. Northwest winds 5 to 10 mph.

Night: Partly cloudy. Lows in the lower 60s. Northeast winds 5 to 10 mph.

Jonesboro, IL

Today
Sunny
92°/ 68° 33°/ 20°
0%
Monday
Sunny
88°/ 72° 31°/ 22°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 72° 22°/ 22°
0%

Day: Patchy fog this morning. Mostly sunny. Highs in the lower 90s. Calm winds, becoming northwest around 5 mph this afternoon.

Night: Partly cloudy. Lows in the upper 60s. Northeast winds around 5 mph.

Piedmont, MO

Today
Sunny
92°/ 65° 33°/ 18°
0%
Monday
Partly Cloudy
92°/ 68° 33°/ 20°
0%
Tuesday
Sunny
95°/ 68° 35°/ 20°
0%
Wednesday
Clear
68°20°
0%
Thursday
Clear
68°20°
0%
Friday
Clear
68°20°
0%

Day: Mostly sunny. Highs in the lower 90s. Calm winds, becoming northwest around 5 mph this afternoon.

Night: Partly cloudy. Lows in the mid 60s. Northeast winds around 5 mph.

Cairo, IL

Today
Sunny
92°/ 68° 33°/ 20°
0%
Monday
Sunny
90°/ 72° 32°/ 22°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°22°
0%
Friday
Clear
72°22°
0%

Day: Patchy fog this morning. Mostly sunny. Highs in the lower 90s. Calm winds, becoming northwest around 5 mph this afternoon.

Night: Partly cloudy. Lows in the upper 60s. Northeast winds around 5 mph.

Sikeston, MO

Today
Sunny
92°/ 68° 33°/ 20°
0%
Monday
Sunny
90°/ 72° 32°/ 22°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°22°
0%
Friday
Clear
72°22°
0%

Day: Patchy fog this morning. Mostly sunny. Highs in the lower 90s. Calm winds, becoming northwest around 5 mph this afternoon.

Night: Partly cloudy. Lows in the upper 60s. Northeast winds around 5 mph.

Vienna, IL

Today
Sunny
92°/ 68° 33°/ 20°
0%
Monday
Sunny
88°/ 70° 31°/ 21°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thu Night
Clear
72°22°
0%
Friday
Sunny
90°/ 65° 32°/ 18°
0%

Day: Mostly sunny. Highs in the lower 90s. Northwest winds around 5 mph.

Night: Partly cloudy. Lows in the upper 60s. Northeast winds 5 to 10 mph.

Bloomfield, MO

Today
Sunny
95°/ 68° 35°/ 20°
0%
Monday
Sunny
92°/ 72° 33°/ 22°
0%
Tuesday
Sunny
98°/ 72° 37°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°22°
0%
Friday
Clear
72°22°
0%

Day: Mostly sunny. Highs in the mid 90s. North winds around 5 mph.

Night: Partly cloudy. Lows in the upper 60s. Northeast winds around 5 mph.

McLeansboro, IL

Today
Sunny
92°/ 65° 33°/ 18°
0%
Monday
Sunny
88°/ 68° 31°/ 20°
0%
Tuesday
Sunny
98°/ 72° 37°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 70° 22°/ 21°
0%
Fri Night
Cloudy
65°18°
0%

Day: Mostly sunny. Highs in the lower 90s. Northwest winds 5 to 10 mph.

Night: Partly cloudy in the evening, then clearing. Lows in the mid 60s. Northeast winds 5 to 10 mph.

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