Mount Olive, IL Weather Forecast & Current Conditions

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Mount Olive, IL Weather Maps

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Mount Olive Weather Map
UTC Time: 9/19/2026, 14:48
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Mount Olive, IL Regional Weather

Expires:202609191500;;711994
ASUS43 KLOT 191412
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
900 AM CDT SAT SEP 19 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>061-191500-
CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
PONTIAC        PTSUNNY   69  69  99 CALM      30.00R TC  21           
BLOOMINGTON    PTSUNNY   72  72 100 NE8       30.00F TC  22           
DECATUR        PTSUNNY   78  70  76 SW9       29.97S HX  80  TC  26   
PEORIA         PTSUNNY   72  68  87 NE9       29.99F TC  22           
LACON*         CLOUDY    68  62  83 N7        30.02R TC  20           
LINCOLN*       PTSUNNY   74  74 100 NE3       29.98R TC  24           
SPRINGFIELD    PTSUNNY   77  69  76 SW7       29.96R TC  25           
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

Mount Olive, IL

Today
Mostly Cloudy
95°/ 70° 35°/ 21°
0%
Sunday
Thunderstorms
88°/ 62° 31°/ 17°
70%
Monday
Thunderstorms
75°/ 55° 24°/ 13°
70%
Tue Night
Mostly Cloudy
52°11°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%
Friday
Cloudy
75°24°
0%

Day: Partly sunny this morning, then becoming mostly cloudy. Hot with highs in the mid 90s. Southwest winds 5 to 10 mph.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows around 70. Southwest winds around 5 mph.

Montgomery, IL

Today
Rain Showers
95°/ 70° 35°/ 21°
20%
Sunday
Thunderstorms
90°/ 62° 32°/ 17°
70%
Monday
Thunderstorms
75°/ 55° 24°/ 13°
70%
Tue Night
Mostly Cloudy
52°11°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%
Friday
Cloudy
75°24°
0%

Day: Mostly sunny. A slight chance of showers this morning. Hot with highs in the mid 90s. Southwest winds around 5 mph. Chance of rain 20 percent.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows around 70. Southwest winds around 5 mph.

Madison, IL

Today
Sunny
98°/ 72° 37°/ 22°
0%
Sunday
Thunderstorms
92°/ 68° 33°/ 20°
70%
Monday
Thunderstorms
78°/ 58° 26°/ 14°
70%
Tue-Tue Night
Mostly Cloudy
72°22°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°/ 58° 24°/ 14°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. Southwest winds 5 to 10 mph.

Night: Partly cloudy. Lows in the lower 70s. Southwest winds around 5 mph.

Bond, IL

Today
Partly Cloudy
95°/ 72° 35°/ 22°
0%
Sunday
Thunderstorms
92°/ 65° 33°/ 18°
60%
Monday
Thunderstorms
78°/ 58° 26°/ 14°
70%
Tuesday
Rain Showers
70°/ 55° 21°/ 13°
20%
Wednesday
Cloudy
55°13°
0%
Thursday
Cloudy
55°13°
0%
Friday
Cloudy
55°13°
0%

Day: Sunny this morning, then becoming partly sunny. Hot with highs in the mid 90s. Southwest winds around 5 mph.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 70s. South winds around 5 mph.

Greene, IL

Today
Mostly Cloudy
95°/ 70° 35°/ 21°
0%
Sunday
Thunderstorms
88°/ 62° 31°/ 17°
70%
Monday
Thunderstorms
75°/ 55° 24°/ 13°
70%
Tue Night
Mostly Cloudy
52°11°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%
Friday
Cloudy
75°24°
0%

Day: Partly sunny this morning, then becoming mostly cloudy. Hot with highs in the mid 90s. Southwest winds 5 to 10 mph.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows around 70. Southwest winds around 5 mph.

Clinton, IL

Today
Sunny
98°/ 72° 37°/ 22°
0%
Sunday
Thunderstorms
95°/ 65° 35°/ 18°
50%
Monday
Thunderstorms
80°/ 58° 27°/ 14°
70%
Tuesday
Rain Showers
72°/ 55° 22°/ 13°
20%
Wednesday
Cloudy
55°13°
0%
Thursday
Cloudy
55°13°
0%
Friday
Cloudy
55°13°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. Southwest winds around 5 mph.

Night: Partly cloudy in the evening, then clearing. Lows in the lower 70s. South winds around 5 mph.

Fayette, IL

Today
Rain Showers
95°/ 70° 35°/ 21°
20%
Sunday
Thunderstorms
90°/ 62° 32°/ 17°
70%
Monday
Thunderstorms
75°/ 55° 24°/ 13°
70%
Tue Night
Mostly Cloudy
52°11°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%
Friday
Cloudy
75°24°
0%

Day: Mostly sunny. A slight chance of showers this morning. Hot with highs in the mid 90s. Southwest winds around 5 mph. Chance of rain 20 percent.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows around 70. Southwest winds around 5 mph.

Taylorville, IL

Today
Mostly Cloudy
92°/ 70° 33°/ 21°
0%
Sunday
Thunderstorms
85°/ 62° 29°/ 17°
70%
Monday
Rain Showers
72°/ 55° 22°/ 13°
70%
Tue Night
Mostly Cloudy
55°13°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%
Friday
Cloudy
75°24°
0%

Day: Mostly sunny this morning, then becoming mostly cloudy. Highs in the lower 90s. Southwest winds around 5 mph.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows around 70. South winds around 5 mph.

Saint Charles, MO

Today
Sunny
98°/ 72° 37°/ 22°
0%
Sunday
Thunderstorms
92°/ 68° 33°/ 20°
70%
Monday
Thunderstorms
78°/ 58° 26°/ 14°
70%
Tue-Tue Night
Mostly Cloudy
72°22°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°/ 58° 24°/ 14°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. Southwest winds 5 to 10 mph.

Night: Partly cloudy. Lows in the lower 70s. Southwest winds around 5 mph.

Springfield, IL

Today
Mostly Cloudy
92°/ 70° 33°/ 21°
20%
Sunday
Thunderstorms
85°/ 62° 29°/ 17°
70%
Monday
Rain Showers
72°/ 55° 22°/ 13°
70%
Tuesday
Rain Showers
68°/ 52° 20°/ 11°
30%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%
Friday
Cloudy
72°22°
0%

Day: Partly sunny this morning, then becoming mostly cloudy. Highs in the lower 90s. Southwest winds around 5 mph.

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

Saint Louis, MO

Today
Sunny
98°/ 72° 37°/ 22°
0%
Sunday
Thunderstorms
92°/ 68° 33°/ 20°
70%
Monday
Thunderstorms
78°/ 58° 26°/ 14°
70%
Tue-Tue Night
Mostly Cloudy
72°22°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°/ 58° 24°/ 14°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. Southwest winds 5 to 10 mph.

Night: Partly cloudy. Lows in the lower 70s. Southwest winds around 5 mph.

Saint Clair, IL

Today
Sunny
98°/ 72° 37°/ 22°
0%
Sunday
Thunderstorms
92°/ 68° 33°/ 20°
70%
Monday
Thunderstorms
78°/ 58° 26°/ 14°
70%
Tue-Tue Night
Mostly Cloudy
72°22°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°/ 58° 24°/ 14°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. Southwest winds 5 to 10 mph.

Night: Partly cloudy. Lows in the lower 70s. Southwest winds around 5 mph.

Shelbyville, IL

Today
Sunny
92°/ 70° 33°/ 21°
0%
Sunday
Thunderstorms
88°/ 62° 31°/ 17°
70%
Monday
Rain Showers
72°/ 55° 22°/ 13°
70%
Tuesday
Rain Showers
68°/ 52° 20°/ 11°
30%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%
Friday
Cloudy
72°22°
0%

Day: Mostly sunny. Highs in the lower 90s. Southwest winds around 5 mph.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows around 70. South winds around 5 mph.

Jacksonville, IL

Today
Mostly Cloudy
92°/ 68° 33°/ 20°
20%
Sunday
Thunderstorms
82°/ 62° 28°/ 17°
70%
Monday
Rain Showers
70°/ 55° 21°/ 13°
70%
Tue Night
Mostly Cloudy
50°10°
0%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%
Friday
Cloudy
72°22°
0%

Day: Partly sunny this morning, then becoming mostly cloudy. Highs in the lower 90s. Southwest winds around 5 mph.

Night: Mostly cloudy in the evening, then partly cloudy with a slight chance of showers and thunderstorms after midnight. Lows in the upper 60s. South winds around 5 mph, becoming southwest after midnight. Chance of rain 20 percent.

Saint Louis City, MO

Today
Sunny
98°/ 72° 37°/ 22°
0%
Sunday
Thunderstorms
92°/ 68° 33°/ 20°
70%
Monday
Thunderstorms
78°/ 58° 26°/ 14°
70%
Tue-Tue Night
Mostly Cloudy
72°22°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°/ 58° 24°/ 14°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. Southwest winds 5 to 10 mph.

Night: Partly cloudy. Lows in the lower 70s. Southwest winds around 5 mph.

Marion, IL

Today
Sunny
98°/ 72° 37°/ 22°
0%
Sunday
Thunderstorms
95°/ 65° 35°/ 18°
50%
Monday
Thunderstorms
80°/ 58° 27°/ 14°
70%
Tuesday
Rain Showers
72°/ 55° 22°/ 13°
20%
Wednesday
Cloudy
55°13°
0%
Thursday
Cloudy
55°13°
0%
Friday
Cloudy
55°13°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. Southwest winds around 5 mph.

Night: Partly cloudy in the evening, then clearing. Lows in the lower 70s. South winds around 5 mph.

Washington, IL

Today
Sunny
98°/ 72° 37°/ 22°
0%
Sunday
Thunderstorms
95°/ 65° 35°/ 18°
50%
Monday
Thunderstorms
80°/ 58° 27°/ 14°
70%
Tuesday
Rain Showers
72°/ 55° 22°/ 13°
20%
Wednesday
Cloudy
55°13°
0%
Thursday
Cloudy
55°13°
0%
Friday
Cloudy
55°13°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. Southwest winds around 5 mph.

Night: Partly cloudy in the evening, then clearing. Lows in the lower 70s. South winds around 5 mph.

Winchester, IL

Today
Mostly Cloudy
95°/ 68° 35°/ 20°
30%
Sunday
Thunderstorms
85°/ 62° 29°/ 17°
70%
Monday
Rain Showers
70°/ 55° 21°/ 13°
70%
Tue-Tue Night
Mostly Cloudy
68°20°
0%
Wednesday
Cloudy
72°22°
0%
Thursday
Cloudy
72°22°
0%
Friday
Cloudy
72°22°
0%

Day: Partly sunny this morning, then becoming mostly cloudy. Hot with highs in the mid 90s. Southwest winds 5 to 10 mph. Heat index values up to 100.

Night: Mostly cloudy. A chance of showers and thunderstorms after midnight. Lows in the upper 60s. South winds around 5 mph, becoming southwest around 5 mph after midnight. Chance of rain 30 percent.

Monroe, IL

Today
Sunny
98°/ 72° 37°/ 22°
0%
Sunday
Thunderstorms
95°/ 65° 35°/ 18°
70%
Monday
Thunderstorms
80°/ 58° 27°/ 14°
70%
Tue-Tue Night
Mostly Cloudy
72°22°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°/ 55° 24°/ 13°
0%

Day: Mostly sunny. Hot with highs in the upper 90s. Southwest winds around 5 mph.

Night: Partly cloudy. Lows in the lower 70s. Southwest winds around 5 mph.

Effingham, IL

Today
Sunny
95°/ 70° 35°/ 21°
0%
Sunday
Thunderstorms
92°/ 62° 33°/ 17°
50%
Monday
Rain Showers
75°/ 55° 24°/ 13°
70%
Tue Night
Mostly Cloudy
55°13°
0%
Wednesday
Cloudy
75°24°
0%
Thursday
Cloudy
75°24°
0%
Friday
Cloudy
75°24°
0%

Day: Mostly sunny. Highs in the mid 90s. Southwest winds around 5 mph.

Night: Mostly cloudy in the evening, then becoming partly cloudy. Lows around 70. South winds around 5 mph.

Names listed above may include county names.

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