Olmsted, IL Weather Forecast & Current Conditions

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Olmsted, IL Weather Maps

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Olmsted Weather Map
UTC Time: 10/12/2026, 09:53
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Olmsted, IL Regional Weather

Expires:202610121000;;962358
ASUS43 KLOT 120912
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 AM CDT MON OCT 12 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.


ILZ064>066-069>071-074>076-080>082-084>086-088>090-092>094-121000-
SOUTH-CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     CLEAR     63  57  81 S3        29.99F TC  17           
CAIRO*         CLEAR     57  57 100 CALM      30.02S TC  14           
EFFINGHAM*     PTCLDY    64  57  77 CALM      29.99S TC  18           
MARION         CLEAR     64  55  72 SW5       30.00S TC  18           
MT. VERNON     CLEAR     56  55  97 CALM      29.99F TC  13           
CENTRALIA*     CLEAR     67  56  68 S6        29.98S TC  19           
SALEM*         PTCLDY    70  58  67 MISG      29.98S TC  21           
METROPOLIS*    CLEAR     55  54  97 CALM      30.02S FOG     TC  13   
$$


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

Olmsted, IL

Overnight
Cloudy
62°17°
0%
Monday
Sunny
88°/ 62° 31°/ 17°
0%
Tuesday
Sunny
92°/ 70° 33°/ 21°
0%
Wednesday
Thunderstorms
88°/ 65° 31°/ 18°
80%
Thu-Thu Night
Rain Showers
85°29°
40%
Friday
Sunny
68°/ 42° 20°/ 6°
0%
Sat Night
Clear
38°3°
0%
Sunday
Sunny
70°21°
0%

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

Wickliffe, KY

Overnight
Clear
62°17°
0%
Monday
Sunny
90°/ 65° 32°/ 18°
0%
Tuesday
Sunny
92°/ 70° 33°/ 21°
0%
Wednesday
Thunderstorms
88°/ 68° 31°/ 20°
70%
Thursday
Rain Showers
88°/ 58° 31°/ 14°
50%
Fri Night-Sat
Clear
42°6°
0%
Sat Night
Clear
38°3°
0%
Sunday
Sunny
72°22°
0%

Night: Mostly clear. Patchy fog. Near steady temperature in the lower 60s. Southwest winds around 5 mph.

Cairo, IL

Overnight
Cloudy
62°17°
0%
Monday
Sunny
90°/ 65° 32°/ 18°
0%
Tuesday
Sunny
92°/ 70° 33°/ 21°
0%
Wednesday
Thunderstorms
88°/ 68° 31°/ 20°
80%
Thursday
Rain Showers
85°/ 58° 29°/ 14°
50%
Friday
Partly Cloudy
68°/ 42° 20°/ 6°
0%
Sat-Sat Night
Clear
62°17°
0%
Sunday
Sunny
70°21°
0%

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

Vienna, IL

Overnight
Cloudy
62°17°
0%
Monday
Sunny
88°/ 62° 31°/ 17°
0%
Tuesday
Sunny
90°/ 70° 32°/ 21°
0%
Wednesday
Thunderstorms
85°/ 65° 29°/ 18°
80%
Thu-Thu Night
Rain Showers
85°29°
50%
Friday
Sunny
68°/ 40° 20°/ 4°
0%
Sat Night
Clear
38°3°
0%
Sunday
Sunny
68°20°
0%

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

Jonesboro, IL

Overnight
Cloudy
62°17°
0%
Monday
Sunny
88°/ 65° 31°/ 18°
0%
Tuesday
Sunny
92°/ 70° 33°/ 21°
0%
Wednesday
Thunderstorms
85°/ 65° 29°/ 18°
90%
Thu-Thu Night
Rain Showers
85°29°
50%
Friday
Sunny
65°/ 42° 18°/ 6°
0%
Sat-Sat Night
Clear
62°17°
0%
Sunday
Sunny
68°20°
0%

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

Metropolis, IL

Overnight
Cloudy
60°16°
0%
Monday
Sunny
88°/ 62° 31°/ 17°
0%
Tuesday
Sunny
90°/ 68° 32°/ 20°
0%
Wednesday
Thunderstorms
88°/ 65° 31°/ 18°
70%
Thu-Thu Night
Rain Showers
85°29°
40%
Friday
Sunny
68°/ 40° 20°/ 4°
0%
Sat Night
Clear
38°3°
0%
Sunday
Sunny
70°21°
0%

Night: Partly cloudy. Patchy fog. Near steady temperature around 60. South winds around 5 mph.

Paducah, KY

Overnight
Clear
62°17°
0%
Monday
Sunny
88°/ 65° 31°/ 18°
0%
Tuesday
Sunny
92°/ 70° 33°/ 21°
0%
Wednesday
Thunderstorms
88°/ 68° 31°/ 20°
70%
Thursday
Rain Showers
88°/ 58° 31°/ 14°
50%
Fri Night-Sat
Clear
42°6°
0%
Sat Night
Clear
38°3°
0%
Sunday
Sunny
72°22°
0%

Night: Mostly clear. Patchy fog. Near steady temperature in the lower 60s. Southwest winds around 5 mph.

Sikeston, MO

Overnight
Cloudy
62°17°
0%
Monday
Sunny
90°/ 65° 32°/ 18°
0%
Tuesday
Sunny
92°/ 70° 33°/ 21°
0%
Wednesday
Thunderstorms
88°/ 68° 31°/ 20°
80%
Thursday
Rain Showers
85°/ 58° 29°/ 14°
50%
Fri Night-Sat
Clear
42°6°
0%
Sat Night
Clear
38°3°
0%
Sunday
Sunny
70°21°
0%

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

Charleston, MO

Overnight
Cloudy
62°17°
0%
Monday
Sunny
90°/ 65° 32°/ 18°
0%
Tuesday
Sunny
92°/ 72° 33°/ 22°
0%
Wednesday
Thunderstorms
88°/ 68° 31°/ 20°
70%
Thursday
Rain Showers
88°/ 58° 31°/ 14°
50%
Fri Night-Sat
Clear
45°7°
0%
Sat Night
Clear
40°4°
0%
Sunday
Sunny
72°22°
0%

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

Bardwell, KY

Overnight
Clear
62°17°
0%
Monday
Sunny
90°/ 65° 32°/ 18°
0%
Tuesday
Sunny
92°/ 70° 33°/ 21°
0%
Wednesday
Thunderstorms
88°/ 68° 31°/ 20°
70%
Thursday
Rain Showers
88°/ 58° 31°/ 14°
50%
Fri Night-Sat
Clear
42°6°
0%
Sat Night
Clear
38°3°
0%
Sunday
Sunny
72°22°
0%

Night: Mostly clear. Patchy fog. Near steady temperature in the lower 60s. South winds around 5 mph.

Golconda, IL

Overnight
Cloudy
62°17°
0%
Monday
Sunny
88°/ 65° 31°/ 18°
0%
Tuesday
Sunny
90°/ 70° 32°/ 21°
0%
Wednesday
Thunderstorms
85°/ 65° 29°/ 18°
70%
Thu-Thu Night
Rain Showers
85°29°
50%
Friday
Sunny
68°/ 42° 20°/ 6°
0%
Sat Night
Clear
38°3°
0%
Sunday
Sunny
68°20°
0%

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

Mayfield, KY

Overnight
Clear
62°17°
0%
Monday
Sunny
88°/ 65° 31°/ 18°
0%
Tuesday
Sunny
92°/ 70° 33°/ 21°
0%
Wednesday
Thunderstorms
88°/ 68° 31°/ 20°
70%
Thursday
Rain Showers
88°/ 58° 31°/ 14°
50%
Friday
Sunny
68°/ 42° 20°/ 6°
0%
Sat Night
Clear
38°3°
0%
Sunday
Sunny
72°22°
0%

Night: Mostly clear. Near steady temperature in the lower 60s. Southwest winds around 5 mph.

Cape Girardeau, MO

Overnight
Cloudy
62°17°
0%
Monday
Sunny
90°/ 65° 32°/ 18°
0%
Tuesday
Sunny
92°/ 68° 33°/ 20°
0%
Wednesday
Thunderstorms
85°/ 65° 29°/ 18°
90%
Thu-Thu Night
Rain Showers
85°29°
50%
Friday
Partly Cloudy
65°/ 42° 18°/ 6°
0%
Sat-Sat Night
Clear
62°17°
0%
Sunday
Sunny
68°20°
0%

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

Clinton, KY

Overnight
Clear
62°17°
0%
Monday
Sunny
90°/ 65° 32°/ 18°
0%
Tuesday
Sunny
92°/ 70° 33°/ 21°
0%
Wednesday
Thunderstorms
90°/ 68° 32°/ 20°
70%
Thursday
Rain Showers
88°/ 58° 31°/ 14°
50%
Fri Night-Sat
Clear
42°6°
0%
Sat Night
Clear
38°3°
0%
Sunday
Sunny
72°22°
0%

Night: Mostly clear. Near steady temperature in the lower 60s. South winds around 5 mph.

Herrin, IL

Overnight
Cloudy
62°17°
0%
Monday
Sunny
90°/ 65° 32°/ 18°
0%
Tuesday
Sunny
92°/ 72° 33°/ 22°
0%
Wednesday
Rain Showers
85°/ 65° 29°/ 18°
90%
Thu-Thu Night
Thunderstorms
85°29°
50%
Friday
Sunny
65°/ 38° 18°/ 3°
0%
Sat Night
Clear
38°3°
0%
Sunday
Sunny
68°20°
0%

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

Carbondale, IL

Overnight
Cloudy
65°18°
0%
Monday
Sunny
90°/ 65° 32°/ 18°
0%
Tuesday
Sunny
92°/ 72° 33°/ 22°
30%
Wednesday
Rain Showers
85°/ 65° 29°/ 18°
90%
Thu Night
Thunderstorms
55°13°
50%
Friday
Sunny
65°/ 40° 18°/ 4°
0%
Sat-Sat Night
Clear
62°17°
0%
Sunday
Sunny
68°20°
0%

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

Smithland, KY

Overnight
Clear
58°14°
0%
Monday
Sunny
88°/ 62° 31°/ 17°
0%
Tuesday
Sunny
88°/ 68° 31°/ 20°
0%
Wednesday
Thunderstorms
88°/ 65° 31°/ 18°
70%
Thursday
Rain Showers
85°/ 58° 29°/ 14°
50%
Fri Night-Sat
Clear
42°6°
0%
Sat Night
Clear
38°3°
0%
Sunday
Sunny
68°20°
0%

Night: Mostly clear. Patchy fog. Near steady temperature in the upper 50s. South winds around 5 mph.

Harrisburg, IL

Overnight
Cloudy
62°17°
0%
Monday
Sunny
90°/ 65° 32°/ 18°
0%
Tuesday
Sunny
92°/ 72° 33°/ 22°
0%
Wednesday
Rain Showers
85°/ 65° 29°/ 18°
80%
Thursday
Rain Showers
85°/ 55° 29°/ 13°
50%
Friday
Sunny
65°/ 38° 18°/ 3°
0%
Sat Night
Clear
35°2°
0%
Sunday
Sunny
68°20°
0%

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

Benton, KY

Overnight
Clear
62°17°
0%
Monday
Sunny
88°/ 65° 31°/ 18°
0%
Tuesday
Sunny
90°/ 70° 32°/ 21°
0%
Wednesday
Thunderstorms
88°/ 68° 31°/ 20°
60%
Thursday
Rain Showers
88°/ 58° 31°/ 14°
50%
Friday
Sunny
68°/ 42° 20°/ 6°
0%
Sat Night
Clear
38°3°
0%
Sunday
Sunny
70°21°
0%

Night: Mostly clear. Patchy fog. Near steady temperature in the lower 60s. Southwest winds around 5 mph.

Bloomfield, MO

Overnight
Cloudy
62°17°
0%
Monday
Sunny
92°/ 65° 33°/ 18°
0%
Tuesday
Sunny
92°/ 70° 33°/ 21°
0%
Wednesday
Thunderstorms
88°/ 68° 31°/ 20°
80%
Thursday
Rain Showers
88°/ 58° 31°/ 14°
50%
Fri Night-Sat
Clear
42°6°
0%
Sat Night
Clear
38°3°
0%
Sunday
Sunny
72°22°
0%

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

Names listed above may include county names.

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