Smithton School, IL Weather Forecast & Current Conditions

Feedback E-mail the Weather

Quick Clicks

Weather World

Smithton School, IL Weather Maps

°F °C°F °C
Smithton School Weather Map
UTC Time: 9/18/2026, 13:39
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Smithton School, IL Regional Weather

Expires:202609181400;;656442
ASUS43 KLOT 181310
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
800 AM CDT FRI SEP 18 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>102-181400-
SOUTHWEST ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ALTON          SUNNY     73  72  94 NE6       30.17R TC  23           
BELLEVILLE     SUNNY     77  76  97 MISG      30.14S TC  25           
CAHOKIA*       SUNNY     75  73  93 CALM      30.15S TC  24           
SPARTA*        SUNNY     76  72  86 CALM      30.19R TC  25           
$$


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

Smithton School, IL

Today
Thunderstorms
95°/ 72° 35°/ 22°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sunday
Thunderstorms
92°33°
20%
Sun Night-Mon
Thunderstorms
68°20°
70%
Mon Night
Thunderstorms
60°16°
40%
Tue-Tue Night
Mostly Cloudy
72°22°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. Northeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 108.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. Southeast winds around 5 mph. Gusts up to 20 mph in the evening. Chance of rain 20 percent. Heat index values up to 103 early in the evening.

Monroe, IL

Today
Thunderstorms
95°/ 72° 35°/ 22°
20%
Saturday
Partly Cloudy
95°/ 72° 35°/ 22°
0%
Sunday
Sunny
95°/ 68° 35°/ 20°
50%
Monday
Thunderstorms
82°/ 58° 28°/ 14°
70%
Tue-Tue Night
Mostly Cloudy
72°22°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. Northwest winds around 5 mph. Chance of rain 20 percent. Heat index values up to 110.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. Southeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 104 early in the evening.

Randolph, IL

Today
Thunderstorms
95°/ 70° 35°/ 21°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sunday
Sunny
95°/ 68° 35°/ 20°
50%
Monday
Thunderstorms
85°/ 60° 29°/ 16°
60%
Tuesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Wednesday
Cloudy
55°13°
0%
Thursday
Cloudy
55°13°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. West winds around 5 mph. Chance of rain 20 percent. Heat index values up to 109.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows around 70. Southeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 102 early in the evening.

Clinton, IL

Today
Thunderstorms
95°/ 70° 35°/ 21°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sunday
Rain Showers
92°/ 68° 33°/ 20°
50%
Monday
Thunderstorms
85°/ 60° 29°/ 16°
60%
Tuesday
Thunderstorms
75°/ 55° 24°/ 13°
20%
Wednesday
Cloudy
55°13°
0%
Thursday
Cloudy
55°13°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. North winds around 5 mph. Chance of rain 20 percent. Heat index values up to 107.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows around 70. East winds 5 to 10 mph, becoming southeast after midnight. Chance of rain 20 percent. Heat index values up to 102 early in the evening.

Madison, IL

Today
Thunderstorms
95°/ 72° 35°/ 22°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sunday
Thunderstorms
92°33°
20%
Sun Night-Mon
Thunderstorms
68°20°
70%
Mon Night
Thunderstorms
60°16°
40%
Tue-Tue Night
Mostly Cloudy
72°22°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. Northeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 108.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. Southeast winds around 5 mph. Gusts up to 20 mph in the evening. Chance of rain 20 percent. Heat index values up to 103 early in the evening.

Saint Louis, MO

Today
Thunderstorms
95°/ 72° 35°/ 22°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sunday
Thunderstorms
92°33°
20%
Sun Night-Mon
Thunderstorms
68°20°
70%
Mon Night
Thunderstorms
60°16°
40%
Tue-Tue Night
Mostly Cloudy
72°22°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. Northeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 108.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. Southeast winds around 5 mph. Gusts up to 20 mph in the evening. Chance of rain 20 percent. Heat index values up to 103 early in the evening.

Saint Louis City, MO

Today
Thunderstorms
95°/ 72° 35°/ 22°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sunday
Thunderstorms
92°33°
20%
Sun Night-Mon
Thunderstorms
68°20°
70%
Mon Night
Thunderstorms
60°16°
40%
Tue-Tue Night
Mostly Cloudy
72°22°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. Northeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 108.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. Southeast winds around 5 mph. Gusts up to 20 mph in the evening. Chance of rain 20 percent. Heat index values up to 103 early in the evening.

Washington, IL

Today
Thunderstorms
95°/ 70° 35°/ 21°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sunday
Rain Showers
92°/ 68° 33°/ 20°
50%
Monday
Thunderstorms
85°/ 60° 29°/ 16°
60%
Tuesday
Thunderstorms
75°/ 55° 24°/ 13°
20%
Wednesday
Cloudy
55°13°
0%
Thursday
Cloudy
55°13°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. North winds around 5 mph. Chance of rain 20 percent. Heat index values up to 107.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows around 70. East winds 5 to 10 mph, becoming southeast after midnight. Chance of rain 20 percent. Heat index values up to 102 early in the evening.

Monroe, MO

Today
Thunderstorms
95°/ 72° 35°/ 22°
20%
Saturday
Partly Cloudy
95°/ 72° 35°/ 22°
0%
Sunday
Sunny
95°/ 68° 35°/ 20°
50%
Monday
Thunderstorms
82°/ 58° 28°/ 14°
70%
Tue-Tue Night
Mostly Cloudy
72°22°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. Northwest winds around 5 mph. Chance of rain 20 percent. Heat index values up to 110.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. Southeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 104 early in the evening.

Sainte Genevieve, MO

Today
Thunderstorms
95°/ 70° 35°/ 21°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sunday
Sunny
95°/ 68° 35°/ 20°
50%
Monday
Thunderstorms
85°/ 60° 29°/ 16°
60%
Tuesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Wednesday
Cloudy
55°13°
0%
Thursday
Cloudy
55°13°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. West winds around 5 mph. Chance of rain 20 percent. Heat index values up to 109.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows around 70. Southeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 102 early in the evening.

Pinckneyville, IL

Today
Sunny
98°/ 70° 37°/ 21°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sunday
Sunny
95°/ 68° 35°/ 20°
0%
Monday
Thunderstorms
88°/ 62° 31°/ 17°
60%
Tuesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Wednesday
Cloudy
55°13°
0%
Thursday
Cloudy
55°13°
0%

Day: Sunny, hot with highs in the upper 90s. Calm winds, becoming northwest around 5 mph this afternoon. Highest heat index readings heat index readings up to 105 this afternoon.

Night: Mostly cloudy with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows around 70. East winds around 5 mph. Chance of rain 20 percent.

Saint Charles, MO

Today
Thunderstorms
95°/ 72° 35°/ 22°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sunday
Thunderstorms
92°33°
20%
Sun Night-Mon
Thunderstorms
68°20°
70%
Mon Night
Thunderstorms
60°16°
40%
Tue-Tue Night
Mostly Cloudy
72°22°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. Northeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 108.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. Southeast winds around 5 mph. Gusts up to 20 mph in the evening. Chance of rain 20 percent. Heat index values up to 103 early in the evening.

Bond, IL

Today
Thunderstorms
92°/ 70° 33°/ 21°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sunday
Thunderstorms
92°/ 65° 33°/ 18°
50%
Monday
Thunderstorms
82°/ 58° 28°/ 14°
70%
Tuesday
Thunderstorms
72°/ 52° 22°/ 11°
20%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Highs in the lower 90s. Northeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 105.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows around 70. East winds 5 to 10 mph with gusts up to 20 mph, becoming southeast after midnight. Chance of rain 20 percent.

Saint Francois, MO

Today
Thunderstorms
95°/ 70° 35°/ 21°
20%
Saturday
Sunny
95°/ 70° 35°/ 21°
0%
Sunday
Sunny
95°/ 68° 35°/ 20°
50%
Monday
Thunderstorms
85°/ 62° 29°/ 17°
70%
Tuesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Wednesday
Cloudy
55°13°
0%
Thursday
Cloudy
55°13°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. West winds around 5 mph. Chance of rain 20 percent. Heat index values up to 106.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows around 70. South winds around 5 mph. Chance of rain 20 percent.

Perryville, MO

Today
Thunderstorms
95°/ 70° 35°/ 21°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sunday
Sunny
95°/ 68° 35°/ 20°
0%
Monday
Thunderstorms
88°/ 62° 31°/ 17°
60%
Tuesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Wednesday
Cloudy
55°13°
0%
Thursday
Cloudy
55°13°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. Calm winds, becoming west around 5 mph this afternoon. Chance of rain 20 percent.

Night: Mostly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Lows around 70. Calm winds, becoming south around 5 mph after midnight. Chance of rain 20 percent.

Carbondale, IL

Today
Thunderstorms
98°/ 72° 37°/ 22°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sunday
Sunny
95°/ 68° 35°/ 20°
0%
Monday
Thunderstorms
88°/ 62° 31°/ 17°
50%
Tuesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Wednesday
Cloudy
55°13°
0%
Thursday
Cloudy
55°13°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the upper 90s. Calm winds, becoming northwest around 5 mph this afternoon. Chance of rain 20 percent. Highest heat index readings heat index readings up to 105 this afternoon.

Night: Mostly cloudy with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 70s. Southeast winds around 5 mph. Chance of rain 20 percent.

Franklin, MO

Today
Thunderstorms
95°/ 70° 35°/ 21°
20%
Saturday
Sunny
95°/ 70° 35°/ 21°
0%
Sunday
Rain Showers
92°33°
20%
Sun Night-Mon
Thunderstorms
65°18°
70%
Mon Night
Thunderstorms
58°14°
30%
Tuesday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Wednesday
Cloudy
52°11°
0%
Thursday
Cloudy
52°11°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. Southwest winds around 5 mph. Chance of rain 20 percent. Heat index values up to 107.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows around 70. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 100 early in the evening.

Greene, IL

Today
Sunny
92°/ 68° 33°/ 20°
20%
Saturday
Partly Cloudy
92°/ 68° 33°/ 20°
40%
Sunday
Thunderstorms
88°31°
50%
Sun Night-Mon
Thunderstorms
62°17°
70%
Mon Night
Thunderstorms
55°13°
50%
Tue-Tue Night
Mostly Cloudy
70°21°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%

Day: Mostly sunny. Highs in the lower 90s. Northeast winds 5 to 10 mph. Heat index values up to 103.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the upper 60s. East winds 5 to 10 mph, becoming southeast after midnight. Chance of rain 20 percent.

Washington, MO

Today
Thunderstorms
95°/ 70° 35°/ 21°
20%
Saturday
Sunny
95°/ 70° 35°/ 21°
0%
Sunday
Rain Showers
92°33°
20%
Sun Night-Mon
Thunderstorms
65°18°
70%
Mon Night
Thunderstorms
58°14°
30%
Tuesday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Wednesday
Cloudy
52°11°
0%
Thursday
Cloudy
52°11°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. Southwest winds around 5 mph. Chance of rain 20 percent. Heat index values up to 107.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows around 70. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 100 early in the evening.

Marion, IL

Today
Thunderstorms
95°/ 70° 35°/ 21°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sunday
Rain Showers
92°/ 68° 33°/ 20°
50%
Monday
Thunderstorms
85°/ 60° 29°/ 16°
60%
Tuesday
Thunderstorms
75°/ 55° 24°/ 13°
20%
Wednesday
Cloudy
55°13°
0%
Thursday
Cloudy
55°13°
0%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. North winds around 5 mph. Chance of rain 20 percent. Heat index values up to 107.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Humid with lows around 70. East winds 5 to 10 mph, becoming southeast after midnight. Chance of rain 20 percent. Heat index values up to 102 early in the evening.

Names listed above may include county names.

Trending Headlines

Trending Entertainment Headlines

Smithton School Radar Loop

Use the map search tool if you want to place a location marker on the radar map...

Smithton School Quick Facts

National Two Day Weather Forecast


E-mail the Smithton School Weather Forecast

Voice your opinion or tell us about page issues...