Smith Lake, IL Hourly Weather Updates

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Smith Lake Weather Map
UTC Time: 9/13/2026, 10:52
Your Time:

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

Smith Lake, IL Regional Weather

Expires:202609131100;;375482
ASUS43 KLOT 131010
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 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.


ILZ028>032-037-038-041>044-048-051>054-059>061-131100-
CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        MOCLDY    64  62  93 NW3       30.01R TC  18           
BLOOMINGTON    CLEAR     66  66 100 NW8       30.02R TC  19           
DECATUR        PTCLDY    69  66  90 NW8       30.00R TC  21           
PEORIA         PTCLDY    63  59  87 N3        30.02R TC  17           
LACON*         PTCLDY    62  56  83 N3        30.03R TC  17           
LINCOLN*       PTCLDY    66  66 100 NW3       30.01R TC  19           
SPRINGFIELD    PTCLDY    66  65  96 NW6       30.01R TC  19           
TAYLORVILLE    NOT AVBL                                               
$$


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

Smith Lake, IL

Tonight
Cloudy
52°11°
0%
Sunday
Rain Showers
68°/ 50° 20°/ 10°
40%
Monday
Rain Showers
75°/ 65° 24°/ 18°
100%
Tuesday
Rain Showers
75°/ 55° 24°/ 13°
70%
Wednesday
Rain Showers
68°/ 60° 20°/ 16°
80%
Thursday
Rain Showers
75°/ 58° 24°/ 14°
70%
Friday
Rain Showers
72°/ 58° 22°/ 14°
60%

Night: Partly cloudy. Cooler with lows in the lower 50s. North winds around 5 mph.

Petersburg, IL

Today
Thunderstorms
78°/ 58° 26°/ 14°
20%
Monday
Partly Cloudy
82°/ 72° 28°/ 22°
0%
Tuesday
Thunderstorms
92°/ 65° 33°/ 18°
70%
Wed Night
Rain Showers
70°21°
40%
Thursday
Thunderstorms
88°/ 68° 31°/ 20°
50%
Fri-Fri Night
Rain Showers
85°29°
40%

Day: Partly sunny. A slight chance of showers and thunderstorms this afternoon. Cooler with highs in the upper 70s. North winds 5 to 10 mph. Chance of rain 20 percent.

Night: Partly cloudy. A slight chance of showers in the evening. Lows in the upper 50s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Lincoln, IL

Today
Thunderstorms
78°/ 58° 26°/ 14°
20%
Monday
Sunny
82°/ 70° 28°/ 21°
0%
Tuesday
Thunderstorms
92°/ 65° 33°/ 18°
70%
Wed Night
Rain Showers
70°21°
40%
Thursday
Thunderstorms
88°/ 65° 31°/ 18°
50%
Friday
Rain Showers
82°/ 62° 28°/ 17°
50%

Day: Partly sunny. A slight chance of showers and thunderstorms this afternoon. Cooler with highs in the upper 70s. North winds 10 to 15 mph. Chance of rain 20 percent.

Night: Mostly cloudy with a slight chance of showers in the evening, then partly cloudy after midnight. Lows in the upper 50s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Beardstown, IL

Today
Thunderstorms
75°/ 60° 24°/ 16°
30%
Monday
Partly Cloudy
82°/ 72° 28°/ 22°
0%
Tuesday
Thunderstorms
90°/ 65° 32°/ 18°
70%
Wed Night
Rain Showers
68°20°
40%
Thursday
Rain Showers
85°/ 65° 29°/ 18°
50%
Fri-Fri Night
Rain Showers
82°28°
40%

Day: Partly sunny. A chance of showers with a slight chance of thunderstorms this afternoon. Cooler with highs in the mid 70s. North winds 5 to 10 mph. Chance of rain 30 percent.

Night: Partly cloudy. A slight chance of showers in the evening. Lows around 60. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Springfield, IL

Today
Thunderstorms
80°/ 60° 27°/ 16°
20%
Monday
Sunny
85°/ 72° 29°/ 22°
0%
Tuesday
Thunderstorms
95°/ 68° 35°/ 20°
70%
Wednesday
Thunderstorms
90°/ 72° 32°/ 22°
50%
Thursday
Thunderstorms
90°/ 68° 32°/ 20°
40%
Fri-Fri Night
Rain Showers
85°29°
40%

Day: Partly sunny. A slight chance of showers and thunderstorms this afternoon. Not as warm with highs around 80. North winds 5 to 10 mph. Chance of rain 20 percent.

Night: Partly cloudy. A slight chance of showers in the evening. Lows around 60. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Pekin, IL

Today
Thunderstorms
75°/ 58° 24°/ 14°
30%
Monday
Partly Cloudy
78°/ 70° 26°/ 21°
0%
Tuesday
Thunderstorms
88°/ 65° 31°/ 18°
90%
Wed Night
Thunderstorms
68°20°
50%
Thursday
Rain Showers
85°/ 65° 29°/ 18°
50%
Fri-Fri Night
Rain Showers
82°28°
50%

Day: Partly sunny. A chance of showers with a slight chance of thunderstorms this afternoon. Cooler with highs in the mid 70s. North winds 5 to 10 mph. Chance of rain 30 percent.

Night: Partly cloudy. Lows in the upper 50s. Northeast winds 5 to 10 mph.

Canton, IL

Today
Rain Showers
72°/ 58° 22°/ 14°
40%
Monday
Partly Cloudy
78°/ 70° 26°/ 21°
0%
Tuesday
Thunderstorms
88°/ 62° 31°/ 17°
90%
Wed Night
Thunderstorms
68°20°
50%
Thursday
Rain Showers
82°/ 65° 28°/ 18°
50%
Friday
Rain Showers
80°27°
50%

Day: Partly sunny. A chance of showers this afternoon. Cooler with highs in the lower 70s. North winds 5 to 10 mph. Chance of rain 40 percent.

Night: Partly cloudy. Lows in the upper 50s. Northeast winds around 5 mph.

Rushville, IL

Today
Thunderstorms
72°/ 60° 22°/ 16°
40%
Monday
Partly Cloudy
78°/ 72° 26°/ 22°
0%
Tuesday
Thunderstorms
88°/ 65° 31°/ 18°
90%
Wednesday
Thunderstorms
82°/ 68° 28°/ 20°
70%
Thu Night
Rain Showers
65°18°
40%
Friday
Rain Showers
80°/ 62° 27°/ 17°
50%

Day: Partly sunny. A chance of showers with a slight chance of thunderstorms this afternoon. Cooler with highs in the lower 70s. North winds 5 to 10 mph. Chance of rain 40 percent.

Night: Mostly cloudy with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows around 60. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Jacksonville, IL

Today
Thunderstorms
78°/ 60° 26°/ 16°
20%
Monday
Partly Cloudy
82°/ 72° 28°/ 22°
0%
Tuesday
Thunderstorms
92°/ 65° 33°/ 18°
70%
Wednesday
Rain Showers
88°/ 70° 31°/ 21°
50%
Thursday
Rain Showers
88°/ 68° 31°/ 20°
50%
Friday
Rain Showers
85°/ 62° 29°/ 17°
40%

Day: Partly sunny. A slight chance of showers and thunderstorms this afternoon. Cooler with highs in the upper 70s. North winds 5 to 10 mph. Chance of rain 20 percent.

Night: Mostly cloudy with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows around 60. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Peoria, IL

Today
Rain Showers
75°/ 55° 24°/ 13°
30%
Monday
Sunny
78°/ 70° 26°/ 21°
0%
Tuesday
Thunderstorms
85°/ 62° 29°/ 17°
90%
Wed Night
Thunderstorms
68°20°
60%
Thursday
Rain Showers
82°/ 65° 28°/ 18°
50%
Friday
Rain Showers
80°/ 62° 27°/ 17°
50%

Day: Partly sunny. A chance of showers this afternoon. Cooler with highs in the mid 70s. North winds 5 to 10 mph. Chance of rain 30 percent.

Night: Partly cloudy. Lows in the mid 50s. Northeast winds around 5 mph.

Taylorville, IL

Today
Sunny
82°/ 60° 28°/ 16°
20%
Monday
Sunny
85°/ 68° 29°/ 20°
0%
Tuesday
Rain Showers
95°/ 68° 35°/ 20°
60%
Wednesday
Rain Showers
92°/ 72° 33°/ 22°
50%
Thu-Thu Night
Rain Showers
92°33°
30%
Fri-Fri Night
Rain Showers
85°29°
30%

Day: Mostly sunny. Highs in the lower 80s. North winds 5 to 10 mph.

Night: Partly cloudy. A slight chance of showers in the evening. Less humid with lows around 60. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Clinton, IL

Today
Thunderstorms
78°/ 58° 26°/ 14°
20%
Monday
Sunny
80°/ 68° 27°/ 20°
0%
Tuesday
Thunderstorms
92°/ 65° 33°/ 18°
70%
Wed Night
Thunderstorms
68°20°
40%
Thursday
Rain Showers
88°/ 65° 31°/ 18°
50%
Fri-Fri Night
Rain Showers
82°28°
40%

Day: Mostly sunny. A slight chance of showers and thunderstorms this afternoon. Cooler with highs in the upper 70s. North winds 10 to 15 mph. Chance of rain 20 percent.

Night: Partly cloudy. A slight chance of showers in the evening. Lows in the upper 50s. Northeast winds around 10 mph. Chance of rain 20 percent.

Bloomington, IL

Today
Thunderstorms
75°/ 55° 24°/ 13°
20%
Monday
Sunny
78°/ 68° 26°/ 20°
0%
Tuesday
Thunderstorms
90°/ 65° 32°/ 18°
90%
Wednesday
Thunderstorms
82°/ 68° 28°/ 20°
70%
Thu-Thu Night
Rain Showers
85°29°
50%
Friday
Rain Showers
82°/ 62° 28°/ 17°
50%

Day: Mostly sunny. A slight chance of showers and thunderstorms this afternoon. Cooler with highs in the mid 70s. North winds 5 to 10 mph. Chance of rain 20 percent.

Night: Partly cloudy. Lows in the mid 50s. Northeast winds 5 to 10 mph.

Decatur, IL

Today
Rain Showers
82°/ 58° 28°/ 14°
20%
Monday
Sunny
82°/ 68° 28°/ 20°
0%
Tuesday
Rain Showers
92°/ 68° 33°/ 20°
70%
Wednesday
Thunderstorms
88°/ 70° 31°/ 21°
50%
Thursday
Thunderstorms
88°/ 65° 31°/ 18°
40%
Fri-Fri Night
Rain Showers
85°29°
40%

Day: Mostly sunny. A slight chance of showers this afternoon. Highs in the lower 80s. North winds 10 to 15 mph. Chance of rain 20 percent.

Night: Partly cloudy. A slight chance of showers in the evening. Lows in the upper 50s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Galesburg, IL

Today
Rain Showers
72°/ 55° 22°/ 13°
40%
Monday
Partly Cloudy
78°/ 70° 26°/ 21°
50%
Tuesday
Thunderstorms
82°/ 62° 28°/ 17°
90%
Wed Night
Thunderstorms
65°18°
70%
Thursday
Rain Showers
80°27°
50%
Friday
Rain Showers
80°27°
50%

Day: Partly sunny. A slight chance of showers this morning, then a chance of showers this afternoon. Cooler with highs in the lower 70s. North winds 5 to 10 mph. Chance of rain 40 percent.

Night: Partly cloudy. Lows in the mid 50s. Northeast winds around 5 mph.

Macomb, IL

Tonight
Cloudy
62°17°
0%
Sunday
Thunderstorms
72°/ 58° 22°/ 14°
50%
Monday
Partly Cloudy
78°/ 70° 26°/ 21°
0%
Tuesday
Thunderstorms
85°/ 62° 29°/ 17°
90%
Wednesday
Thunderstorms
78°/ 68° 26°/ 20°
70%
Thursday
Rain Showers
80°27°
50%
Friday
Rain Showers
80°/ 60° 27°/ 16°
50%

Night: Partly cloudy. Near steady temperature in the lower 60s. North winds around 5 mph.

Winchester, IL

Today
Thunderstorms
78°/ 62° 26°/ 17°
20%
Monday
Mostly Cloudy
82°/ 72° 28°/ 22°
0%
Tuesday
Thunderstorms
92°/ 65° 33°/ 18°
70%
Wednesday
Rain Showers
88°/ 70° 31°/ 21°
50%
Thursday
Rain Showers
88°/ 68° 31°/ 20°
40%
Friday
Rain Showers
85°/ 62° 29°/ 17°
40%

Day: Partly sunny. A slight chance of showers and thunderstorms this afternoon. Cooler with highs in the upper 70s. North winds 5 to 10 mph. Chance of rain 20 percent.

Night: Mostly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 60s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Eureka, IL

Today
Rain Showers
75°/ 55° 24°/ 13°
30%
Monday
Sunny
78°/ 70° 26°/ 21°
0%
Tuesday
Thunderstorms
88°/ 65° 31°/ 18°
90%
Wed Night
Thunderstorms
68°20°
50%
Thursday
Rain Showers
85°/ 65° 29°/ 18°
60%
Friday
Rain Showers
80°/ 62° 27°/ 17°
50%

Day: Mostly sunny. A chance of showers this afternoon. Cooler with highs in the mid 70s. North winds 5 to 10 mph. Chance of rain 30 percent.

Night: Partly cloudy. A slight chance of showers in the evening. Lows in the mid 50s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Litchfield, IL

Today
Partly Cloudy
85°/ 62° 29°/ 17°
0%
Monday
Sunny
85°/ 68° 29°/ 20°
0%
Tuesday
Thunderstorms
95°/ 68° 35°/ 20°
50%
Wednesday
Thunderstorms
92°/ 72° 33°/ 22°
20%
Thursday
Thunderstorms
92°/ 68° 33°/ 20°
30%
Fri-Fri Night
Rain Showers
88°31°
30%

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

Night: Partly cloudy in the evening, then becoming mostly cloudy. Less humid with lows in the lower 60s. Northeast winds 5 to 10 mph.

Greene IL-Macoupin IL-Calhoun IL-Jersey IL, IL

Today
Partly Cloudy
82°/ 62° 28°/ 17°
20%
Monday
Mostly Cloudy
85°/ 72° 29°/ 22°
0%
Tuesday
Thunderstorms
95°/ 68° 35°/ 20°
50%
Wednesday
Thunderstorms
92°/ 72° 33°/ 22°
50%
Thursday
Thunderstorms
92°/ 68° 33°/ 20°
30%
Fri-Fri Night
Rain Showers
88°31°
30%

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

Night: Mostly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 60s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

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