Dewey, IL Weather Forecast & Current Conditions

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Dewey, IL Weather Maps

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Dewey Weather Map
UTC Time: 9/30/2026, 12:05
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Dewey, IL Regional Weather

Expires:202609301300;;299203
ASUS43 KLOT 301203
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 AM CDT WED SEP 30 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.


ILZ033-039-045-046-055>057-062-063-301300-
EAST-CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHAMPAIGN      CLOUDY    65  52  62 S7        29.95R TC  18           
MATTOON        MOCLDY    64  53  67 S8        29.95R TC  18           
$$


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

Dewey, IL

Today
Rain Showers
82°/ 68° 28°/ 20°
50%
Thursday
Thunderstorms
82°/ 62° 28°/ 17°
100%
Friday
Rain Showers
72°/ 48° 22°/ 9°
50%
Sat Night
Cloudy
48°9°
0%
Sun-Sun Night
Clear
72°22°
0%
Monday
Sunny
65°/ 42° 18°/ 6°
0%

Day: Mostly cloudy. A chance of showers, mainly this morning. Highs in the lower 80s. South winds 5 to 10 mph. Chance of rain 50 percent.

Night: Mostly cloudy. Lows in the upper 60s. South winds 5 to 10 mph.

Paxton, IL

This Morning
Rain Showers
68°20°
70%
Today
Rain Showers
75°24°
70%
Thursday
Thunderstorms
80°/ 58° 27°/ 14°
100%
Friday
Rain Showers
68°/ 45° 20°/ 7°
40%
Saturday
Sunny
70°/ 48° 21°/ 9°
0%
Sunday
Sunny
72°/ 45° 22°/ 7°
0%
Monday
Sunny
65°/ 42° 18°/ 6°
0%
Tuesday
Sunny
65°18°
0%

Day: Mostly cloudy. A chance of showers late, then showers likely late. Temperatures in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 70 percent.

Night: Mostly cloudy. A slight chance of showers early in the evening. A slight chance of showers after midnight. Lows in the upper 60s. South winds 5 to 10 mph. Chance of precipitation 20 percent.

Bloomington, IL

Today
Rain Showers
75°/ 68° 24°/ 20°
70%
Thursday
Thunderstorms
78°/ 58° 26°/ 14°
100%
Friday
Partly Cloudy
70°/ 45° 21°/ 7°
0%
Saturday
Clear
45°7°
0%
Sun Night
Clear
45°7°
0%
Monday
Sunny
65°/ 42° 18°/ 6°
0%

Day: Cloudy. Showers likely, mainly this morning. Highs in the mid 70s. South winds 5 to 10 mph. Chance of rain 70 percent.

Night: Mostly cloudy with a 30 percent chance of showers. Lows in the upper 60s. South winds 5 to 10 mph.

Monticello, IL

Today
Rain Showers
82°/ 68° 28°/ 20°
50%
Thursday
Thunderstorms
82°/ 62° 28°/ 17°
100%
Friday
Rain Showers
72°/ 50° 22°/ 10°
40%
Sat Night
Cloudy
48°9°
0%
Sun-Sun Night
Clear
72°22°
0%
Monday
Sunny
65°/ 42° 18°/ 6°
0%

Day: Mostly cloudy. A chance of showers, mainly this morning. Highs in the lower 80s. South winds 5 to 10 mph. Chance of rain 50 percent.

Night: Mostly cloudy. A slight chance of showers in the evening. Lows in the upper 60s. South winds around 10 mph. Chance of rain 20 percent.

Watseka, IL

This Morning
Rain Showers
68°20°
70%
Today
Rain Showers
75°24°
70%
Thursday
Thunderstorms
78°/ 58° 26°/ 14°
100%
Friday
Rain Showers
68°/ 45° 20°/ 7°
40%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sunday
Sunny
72°/ 42° 22°/ 6°
0%
Monday
Sunny
65°/ 40° 18°/ 4°
0%
Tuesday
Sunny
65°18°
0%

Day: Mostly cloudy. A slight chance of showers late, then showers likely late. Not as cool. Temperatures in the lower 60s. South winds around 5 mph. Chance of precipitation 70 percent.

Night: Mostly cloudy. A slight chance of showers. Near steady temperature in the upper 60s. South winds around 5 mph. Chance of precipitation 20 percent.

Clinton, IL

Today
Rain Showers
80°/ 68° 27°/ 20°
50%
Thursday
Thunderstorms
80°/ 62° 27°/ 17°
100%
Friday
Rain Showers
72°/ 48° 22°/ 9°
30%
Saturday
Clear
48°9°
0%
Sun Night
Clear
48°9°
0%
Monday
Sunny
65°/ 42° 18°/ 6°
0%

Day: Cloudy. A chance of showers, mainly this morning. Highs around 80. South winds 5 to 10 mph. Chance of rain 50 percent.

Night: Mostly cloudy with a 20 percent chance of showers. Lows in the upper 60s. South winds 5 to 10 mph.

Danville, IL

Today
Rain Showers
80°/ 68° 27°/ 20°
20%
Thursday
Rain Showers
85°/ 62° 29°/ 17°
100%
Friday
Rain Showers
70°/ 48° 21°/ 9°
50%
Sat Night
Cloudy
48°9°
0%
Sun-Sun Night
Clear
72°22°
0%
Monday
Sunny
65°/ 40° 18°/ 4°
0%

Day: Mostly cloudy with a 20 percent chance of showers. Highs around 80. South winds 5 to 10 mph.

Night: Mostly cloudy. Lows in the upper 60s. South winds 5 to 10 mph.

Pontiac, IL

This Morning
Rain Showers
68°20°
90%
Today
Thunderstorms
72°22°
100%
Thursday
Thunderstorms
78°/ 58° 26°/ 14°
100%
Friday
Rain Showers
68°/ 45° 20°/ 7°
20%
Saturday
Sunny
70°/ 48° 21°/ 9°
0%
Sunday
Sunny
72°/ 42° 22°/ 6°
0%
Monday
Sunny
65°/ 42° 18°/ 6°
0%
Tuesday
Sunny
65°18°
0%

Day: Showers. Not as cool. Temperatures in the mid 60s. South winds 5 to 10 mph. Chance of precipitation 90 percent.

Night: Mostly cloudy. A slight chance of showers in the evening. A chance of showers after midnight. Near steady temperature in the upper 60s. South winds around 5 mph. Chance of precipitation 50 percent.

Tuscola, IL

Today
Mostly Cloudy
85°/ 68° 29°/ 20°
0%
Thursday
Rain Showers
85°/ 62° 29°/ 17°
90%
Friday
Rain Showers
72°/ 48° 22°/ 9°
50%
Sat Night
Cloudy
48°9°
0%
Sun-Sun Night
Clear
72°22°
0%
Mon-Mon Night
Clear
68°20°
0%
Tuesday
Sunny
68°20°
0%

Day: Mostly cloudy. Highs in the mid 80s. South winds 5 to 10 mph.

Night: Mostly cloudy. Lows in the upper 60s. South winds 5 to 10 mph.

Decatur, IL

Today
Rain Showers
82°/ 68° 28°/ 20°
40%
Thursday
Thunderstorms
82°/ 62° 28°/ 17°
100%
Friday
Rain Showers
72°/ 50° 22°/ 10°
40%
Sat Night
Cloudy
48°9°
0%
Sun-Sun Night
Clear
72°22°
0%
Monday
Sunny
68°/ 42° 20°/ 6°
0%

Day: Mostly cloudy. A chance of showers this morning. Highs in the lower 80s. South winds around 10 mph. Chance of rain 40 percent.

Night: Mostly cloudy. Lows in the upper 60s. South winds 5 to 10 mph.

Fowler, IN

This Morning
Rain Showers
68°20°
50%
Today
Rain Showers
75°24°
50%
Thursday
Thunderstorms
82°/ 62° 28°/ 17°
100%
Friday
Rain Showers
68°/ 45° 20°/ 7°
40%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sunday
Sunny
70°/ 42° 21°/ 6°
0%
Monday
Sunny
62°/ 40° 17°/ 4°
0%
Tuesday
Sunny
65°18°
0%

Day: Mostly cloudy. A chance of showers late. Temperatures around 60. South winds around 5 mph. Chance of precipitation 50 percent.

Night: Mostly cloudy. A slight chance of showers early in the evening. Near steady temperature in the upper 60s. South winds 5 to 10 mph. Chance of precipitation 20 percent.

Paris, IL

Today
Mostly Cloudy
85°/ 68° 29°/ 20°
0%
Thursday
Rain Showers
85°/ 62° 29°/ 17°
90%
Friday
Rain Showers
72°/ 48° 22°/ 9°
60%
Sat Night
Cloudy
48°9°
0%
Sun-Sun Night
Clear
72°22°
0%
Monday
Sunny
65°/ 40° 18°/ 4°
0%

Day: Mostly cloudy this morning, then becoming partly sunny. Highs in the mid 80s. South winds 5 to 10 mph.

Night: Mostly cloudy. Lows in the upper 60s. South winds 5 to 10 mph.

Eureka, IL

Today
Thunderstorms
72°/ 65° 22°/ 18°
100%
Thursday
Thunderstorms
75°/ 58° 24°/ 14°
90%
Friday
Partly Cloudy
68°/ 48° 20°/ 9°
0%
Saturday
Clear
48°9°
0%
Sun Night
Clear
48°9°
0%
Monday
Sunny
65°/ 42° 18°/ 6°
0%

Day: Showers with a slight chance of thunderstorms this morning, then showers likely this afternoon. Highs in the lower 70s. South winds 5 to 10 mph. Chance of rain near 100 percent.

Night: Mostly cloudy with a 40 percent chance of showers. Lows in the mid 60s. South winds 5 to 10 mph.

Sullivan, IL

Today
Mostly Cloudy
85°/ 68° 29°/ 20°
0%
Thursday
Rain Showers
85°/ 62° 29°/ 17°
90%
Friday
Rain Showers
72°/ 50° 22°/ 10°
50%
Sat Night
Cloudy
48°9°
0%
Sun-Sun Night
Clear
72°22°
0%
Mon-Mon Night
Clear
68°20°
0%
Tuesday
Sunny
68°20°
0%

Day: Mostly cloudy this morning, then becoming partly sunny. Highs in the mid 80s. South winds 5 to 10 mph.

Night: Mostly cloudy. Lows in the upper 60s. South winds 5 to 10 mph.

Charleston, IL

Today
Mostly Cloudy
85°/ 68° 29°/ 20°
0%
Thursday
Rain Showers
85°/ 62° 29°/ 17°
90%
Friday
Rain Showers
72°/ 48° 22°/ 9°
60%
Sat Night
Cloudy
48°9°
0%
Sun-Sun Night
Clear
72°22°
0%
Mon-Mon Night
Clear
68°20°
0%
Tuesday
Sunny
68°20°
0%

Day: Mostly cloudy this morning, then becoming partly sunny. Highs in the mid 80s. South winds 5 to 10 mph.

Night: Mostly cloudy. Lows in the upper 60s. South winds 5 to 10 mph.

Lincoln, IL

Today
Rain Showers
82°/ 68° 28°/ 20°
50%
Thursday
Thunderstorms
80°/ 62° 27°/ 17°
90%
Friday
Rain Showers
72°/ 52° 22°/ 11°
30%
Saturday
Clear
52°11°
0%
Sunday
Clear
52°11°
0%
Sun Night-Mon
Clear
45°7°
0%
Mon Night-Tue
Clear
42°6°
0%

Day: Cloudy. A chance of showers, mainly this morning. Highs in the lower 80s. South winds 5 to 10 mph. Chance of rain 50 percent.

Night: Mostly cloudy with a 20 percent chance of showers. Lows in the upper 60s. Southeast winds 5 to 10 mph.

Kankakee, IL

This Morning
Rain Showers
65°18°
90%
Today
Thunderstorms
70°21°
90%
Thursday
Thunderstorms
75°/ 58° 24°/ 14°
100%
Friday
Rain Showers
68°/ 45° 20°/ 7°
20%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sunday
Sunny
70°/ 45° 21°/ 7°
0%
Monday
Sunny
62°/ 38° 17°/ 3°
0%
Tuesday
Sunny
65°18°
0%

Day: Mostly cloudy. A slight chance of showers late, then showers late. Not as cool. Temperatures in the lower 60s. South winds around 5 mph. Chance of precipitation 90 percent.

Night: Mostly cloudy. A chance of showers early in the evening, then a slight chance of showers late in the evening. A chance of showers after midnight. Near steady temperature in the mid 60s. South winds around 5 mph. Chance of precipitation 50 percent.

Roselawn, IN

This Morning
Rain Showers
68°20°
70%
Today
Rain Showers
72°22°
70%
Thursday
Thunderstorms
78°/ 58° 26°/ 14°
100%
Friday
Rain Showers
68°/ 45° 20°/ 7°
40%
Saturday
Sunny
68°/ 45° 20°/ 7°
0%
Sunday
Sunny
70°/ 42° 21°/ 6°
0%
Monday
Sunny
62°/ 38° 17°/ 3°
0%
Tuesday
Sunny
65°18°
0%

Day: Mostly cloudy. Showers likely late. Not as cool. Temperatures in the lower 60s. South winds around 5 mph. Chance of precipitation 70 percent.

Night: Mostly cloudy. A chance of showers early in the evening, then a slight chance of showers late in the evening. A chance of showers after midnight. Near steady temperature in the upper 60s. South winds around 5 mph. Chance of precipitation 50 percent.

Pekin, IL

Today
Thunderstorms
75°/ 68° 24°/ 20°
70%
Thursday
Thunderstorms
75°/ 58° 24°/ 14°
90%
Friday
Partly Cloudy
70°/ 48° 21°/ 9°
0%
Saturday
Clear
48°9°
0%
Sunday
Clear
48°9°
0%
Sun Night
Clear
45°7°
0%
Mon Night
Clear
45°7°
0%
Tuesday
Sunny
68°20°
0%

Day: Cloudy. Showers likely with a slight chance of thunderstorms this morning, then a chance of showers this afternoon. Highs in the mid 70s. South winds 5 to 10 mph. Chance of rain 70 percent.

Night: Mostly cloudy. A slight chance of showers in the evening, then a chance of showers after midnight. Lows in the upper 60s. Southeast winds 5 to 10 mph. Chance of rain 30 percent.

Ottawa, IL

This Morning
Rain Showers
65°18°
90%
Today
Thunderstorms
68°20°
100%
Thursday
Thunderstorms
72°/ 55° 22°/ 13°
100%
Friday
Cloudy
68°/ 45° 20°/ 7°
0%
Saturday
Sunny
68°/ 48° 20°/ 9°
0%
Sunday
Sunny
70°/ 45° 21°/ 7°
0%
Monday
Sunny
65°/ 42° 18°/ 6°
0%
Tuesday
Sunny
65°18°
0%

Day: Showers. Temperatures in the lower 60s. South winds 5 to 10 mph. Chance of precipitation 90 percent.

Night: Mostly cloudy. A chance of showers until early morning, then showers likely with a slight chance of thunderstorms late. Near steady temperature in the mid 60s. South winds around 5 mph. Chance of precipitation 70 percent.

Names listed above may include county names.

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