Big Lake, IL Weather Forecast & Current Conditions

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Big Lake Weather Map
UTC Time: 10/25/2026, 00:04
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Big Lake, IL Regional Weather

Expires:202610250100;;132640
ASUS43 KLOT 250001
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
700 PM CDT SAT OCT 24 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.


ILZ025>027-034>036-040-047-049-050-058-095>099-250100-
WEST-CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
QUINCY         PTCLDY    63  48  58 SE7       30.31R TC  17           
GALESBURG*     PTCLDY    64  49  59 SE3       30.34R TC  18           
MACOMB*        PTCLDY    63  48  58 SE7       30.35R TC  17           
JACKSONVILLE*  PTCLDY    66  44  44 SE5       30.34R TC  19           
PITTSFIELD*    PTCLDY    64  47  53 CALM      30.34R 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

Big Lake, IL

Tonight
Cloudy
52°11°
0%
Sunday
Partly Cloudy
78°/ 52° 26°/ 11°
0%
Monday
Mostly Cloudy
78°/ 52° 26°/ 11°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wednesday
Sunny
78°/ 58° 26°/ 14°
0%
Thu-Thu Night
Rain Showers
80°27°
20%
Fri-Fri Night
Mostly Cloudy
80°27°
0%
Saturday
Rain Showers
75°24°
50%

Night: Partly cloudy. Lows in the lower 50s. Southeast winds around 5 mph.

Quincy, IL

Tonight
Cloudy
52°11°
0%
Sunday
Partly Cloudy
78°/ 52° 26°/ 11°
0%
Monday
Mostly Cloudy
78°/ 52° 26°/ 11°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wednesday
Sunny
78°/ 58° 26°/ 14°
0%
Thu-Thu Night
Rain Showers
80°27°
20%
Fri-Fri Night
Mostly Cloudy
80°27°
0%
Saturday
Rain Showers
75°24°
50%

Night: Partly cloudy. Lows in the lower 50s. Southeast winds around 5 mph.

Rushville, IL

Afternoon
Sunny
72°/ 48° 22°/ 9°
0%
Sunday
Sunny
78°/ 52° 26°/ 11°
0%
Monday
Partly Cloudy
78°/ 52° 26°/ 11°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wednesday
Sunny
78°/ 55° 26°/ 13°
0%
Thu-Thu Night
Cloudy
80°27°
0%
Friday
Partly Cloudy
78°26°
0%

Day: Mostly sunny. Near steady temperature in the lower 70s. South winds 5 to 10 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s. Southeast winds around 5 mph.

Mexico, MO

Tonight
Mostly Cloudy
50°10°
0%
Sunday
Mostly Cloudy
78°/ 52° 26°/ 11°
0%
Monday
Mostly Cloudy
78°/ 52° 26°/ 11°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wednesday
Sunny
78°/ 55° 26°/ 13°
0%
Thursday
Cloudy
82°28°
0%
Friday
Cloudy
82°/ 58° 28°/ 14°
20%
Saturday
Rain Showers
75°24°
50%

Night: Partly cloudy this evening, then becoming mostly cloudy. Lows around 50. Southeast winds around 5 mph.

Winchester, IL

Afternoon
Sunny
75°/ 48° 24°/ 9°
0%
Sunday
Sunny
78°/ 50° 26°/ 10°
0%
Monday
Sunny
78°/ 50° 26°/ 10°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wednesday
Sunny
80°/ 55° 27°/ 13°
0%
Thu Night-Fri
Cloudy
55°13°
0%

Day: Mostly sunny. Near steady temperature in the mid 70s. South winds around 5 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s. Southeast winds around 5 mph.

Jacksonville, IL

Afternoon
Sunny
75°/ 48° 24°/ 9°
0%
Sunday
Partly Cloudy
78°/ 50° 26°/ 10°
0%
Monday
Sunny
78°/ 50° 26°/ 10°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wednesday
Sunny
78°/ 55° 26°/ 13°
0%
Thu Night-Fri
Cloudy
55°13°
0%

Day: Mostly sunny. Near steady temperature in the mid 70s. South winds around 5 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s. Southeast winds around 5 mph.

Greene County, IL

Tonight
Cloudy
48°9°
0%
Sunday
Partly Cloudy
78°/ 50° 26°/ 10°
0%
Monday
Partly Cloudy
78°/ 50° 26°/ 10°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wednesday
Clear
82°28°
0%
Thursday
Clear
82°/ 55° 28°/ 13°
0%
Fri Night
Mostly Cloudy
55°13°
0%
Saturday
Rain Showers
75°24°
40%

Night: Mostly clear this evening, then becoming partly cloudy. Lows in the upper 40s. Southeast winds around 5 mph.

Brookfield, MO

Tonight
Mostly Cloudy
52°11°
0%
Sunday
Partly Cloudy
78°/ 52° 26°/ 11°
0%
Monday
Partly Cloudy
78°/ 52° 26°/ 11°
0%
Tue-Tue Night
Mostly Cloudy
72°22°
0%
Wednesday
Cloudy
78°26°
0%
Thu Night
Cloudy
78°26°
0%
Fri-Fri Night
Mostly Cloudy
78°26°
0%
Saturday
Rain Showers
72°22°
70%

Night: Sunny early, then becoming mostly cloudy. Lows in the lower 50s. Southeast winds around 5 mph.

Beardstown, IL

Afternoon
Sunny
72°/ 48° 22°/ 9°
0%
Sunday
Sunny
78°/ 50° 26°/ 10°
0%
Monday
Partly Cloudy
78°/ 50° 26°/ 10°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wednesday
Sunny
78°/ 55° 26°/ 13°
0%
Thu Night-Fri
Cloudy
55°13°
0%

Day: Mostly sunny. Near steady temperature in the lower 70s. South winds around 5 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 40s. Southeast winds around 5 mph.

Unionville, MO

Tonight
Cloudy
52°11°
0%
Sunday
Partly Cloudy
78°/ 52° 26°/ 11°
0%
Monday
Mostly Cloudy
75°/ 55° 24°/ 13°
0%
Tue-Tue Night
Mostly Cloudy
72°22°
0%
Wednesday
Cloudy
78°26°
0%
Thursday
Cloudy
78°/ 58° 26°/ 14°
0%
Fri Night
Mostly Cloudy
58°14°
0%
Saturday
Rain Showers
72°22°
70%

Night: Sunny early, then becoming partly cloudy. Lows in the lower 50s. South winds 5 to 10 mph.

Columbia, MO

Tonight
Mostly Cloudy
52°11°
0%
Sunday
Mostly Cloudy
78°/ 52° 26°/ 11°
0%
Monday
Mostly Cloudy
78°/ 52° 26°/ 11°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wednesday
Sunny
80°/ 58° 27°/ 14°
0%
Thursday
Cloudy
82°28°
0%
Friday
Cloudy
82°/ 58° 28°/ 14°
20%
Saturday
Rain Showers
75°24°
60%

Night: Mostly cloudy. Lows in the lower 50s. Southeast winds around 5 mph.

Canton, IL

Afternoon
Sunny
75°/ 48° 24°/ 9°
0%
Sunday
Sunny
78°/ 50° 26°/ 10°
0%
Monday
Partly Cloudy
75°/ 50° 24°/ 10°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wed-Wed Night
Clear
78°26°
0%
Thu-Thu Night
Cloudy
78°26°
0%
Friday
Partly Cloudy
78°26°
0%

Day: Mostly sunny. Near steady temperature in the mid 70s. South winds 5 to 10 mph.

Night: Mostly clear. Lows in the upper 40s. Southeast winds around 5 mph.

Havana, IL

Afternoon
Sunny
72°/ 48° 22°/ 9°
0%
Sunday
Sunny
78°/ 48° 26°/ 9°
0%
Monday
Partly Cloudy
78°/ 48° 26°/ 9°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wednesday
Clear
80°27°
0%
Thursday
Clear
80°/ 55° 27°/ 13°
0%

Day: Mostly sunny. Near steady temperature in the lower 70s. South winds 5 to 10 mph.

Night: Mostly clear. Lows in the upper 40s. Southeast winds around 5 mph.

Alton, MO

Tonight
Cloudy
48°9°
0%
Sunday
Partly Cloudy
78°/ 52° 26°/ 11°
0%
Monday
Partly Cloudy
78°/ 52° 26°/ 11°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wednesday
Sunny
80°/ 55° 27°/ 13°
0%
Thu Night-Fri
Cloudy
55°13°
0%
Fri Night
Mostly Cloudy
58°14°
0%
Saturday
Rain Showers
78°26°
40%

Night: Partly cloudy. Lows in the upper 40s. Southeast winds around 5 mph.

Springfield, IL

Afternoon
Sunny
72°/ 48° 22°/ 9°
0%
Sunday
Sunny
78°/ 48° 26°/ 9°
0%
Monday
Sunny
78°/ 50° 26°/ 10°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wednesday
Clear
80°27°
0%
Thu Night
Clear
80°27°
0%
Friday
Sunny
82°28°
0%

Day: Mostly sunny. Near steady temperature in the lower 70s. Southeast winds around 5 mph.

Night: Mostly clear. Lows in the upper 40s. Southeast winds around 5 mph.

Petersburg, IL

Afternoon
Sunny
72°/ 48° 22°/ 9°
0%
Sunday
Sunny
78°/ 48° 26°/ 9°
0%
Monday
Partly Cloudy
78°/ 50° 26°/ 10°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wednesday
Clear
80°27°
0%
Thursday
Clear
80°/ 55° 27°/ 13°
0%

Day: Mostly sunny. Near steady temperature in the lower 70s. South winds around 5 mph.

Night: Mostly clear. Lows in the upper 40s. Southeast winds around 5 mph.

Galesburg, IL

Afternoon
Sunny
72°/ 50° 22°/ 10°
0%
Sunday
Sunny
75°/ 50° 24°/ 10°
0%
Monday
Partly Cloudy
75°/ 52° 24°/ 11°
0%
Tue Night
Mostly Cloudy
52°11°
0%
Wednesday
Sunny
78°/ 55° 26°/ 13°
0%
Thu-Thu Night
Cloudy
78°26°
0%
Friday
Partly Cloudy
78°26°
0%

Day: Mostly sunny. Near steady temperature in the lower 70s. South winds 5 to 10 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows around 50. Southeast winds around 5 mph.

Fayette, MO

Tonight
Mostly Cloudy
52°11°
0%
Sunday
Partly Cloudy
80°/ 52° 27°/ 11°
0%
Monday
Partly Cloudy
78°/ 52° 26°/ 11°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wednesday
Sunny
82°/ 58° 28°/ 14°
0%
Thu-Thu Night
Cloudy
82°28°
0%
Fri-Fri Night
Mostly Cloudy
82°28°
0%
Saturday
Rain Showers
75°24°
60%

Night: Sunny early, then becoming mostly cloudy. Lows in the lower 50s. Southeast winds around 5 mph.

Washington, MO

Tonight
Cloudy
48°9°
0%
Sunday
Partly Cloudy
78°/ 50° 26°/ 10°
0%
Monday
Partly Cloudy
78°/ 48° 26°/ 9°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wednesday
Clear
82°28°
0%
Thursday
Clear
82°/ 55° 28°/ 13°
0%
Fri Night
Mostly Cloudy
55°13°
0%
Saturday
Rain Showers
75°24°
50%

Night: Partly cloudy. Lows in the upper 40s. Southeast winds around 5 mph this evening, becoming light and variable.

Alton, IL

Tonight
Cloudy
48°9°
0%
Sunday
Partly Cloudy
78°/ 52° 26°/ 11°
0%
Monday
Partly Cloudy
78°/ 52° 26°/ 11°
0%
Tue-Tue Night
Mostly Cloudy
75°24°
0%
Wednesday
Sunny
80°/ 55° 27°/ 13°
0%
Thu Night-Fri
Cloudy
55°13°
0%
Fri Night
Mostly Cloudy
58°14°
0%
Saturday
Rain Showers
78°26°
40%

Night: Partly cloudy. Lows in the upper 40s. Southeast winds around 5 mph.

Names listed above may include county names.

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