Salem, IL Hourly Weather Updates

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Salem Weather Map
UTC Time: 9/12/2026, 22:35
Your Time:

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

Salem, IL Regional Weather

Expires:202609122300;;348552
ASUS43 KLOT 122210
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
500 PM CDT SAT SEP 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>094-122300-
SOUTH-CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     MOSUNNY   90  66  45 VRB6      29.87F HX  92  TC  32   
CAIRO*         MOSUNNY   93  69  45 CALM      29.89S HX  97  TC  34   
EFFINGHAM*     MOSUNNY   90  58  34 W6        29.88F HX  89  TC  32   
MT. VERNON     SUNNY     90  64  42 W5        29.87F HX  91  TC  32   
CENTRALIA*     SUNNY     92  62  35 W8        29.87S HX  92  TC  34   
SALEM*         SUNNY     92  64  38 MISG      29.87S HX  93  TC  34   
METROPOLIS*    SUNNY     91  65  41 W3        29.90R HX  92  TC  33   
$$


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

Salem, IL

Tonight
Thunderstorms
68°20°
40%
Sunday
Thunderstorms
92°/ 65° 33°/ 18°
70%
Monday
Sunny
95°/ 75° 35°/ 24°
0%
Tuesday
Sunny
98°/ 72° 37°/ 22°
0%
Wednesday
Thunderstorms
98°/ 72° 37°/ 22°
20%
Thursday
Thunderstorms
92°/ 68° 33°/ 20°
30%
Fri Night
Rain Showers
62°17°
20%

Night: Mostly clear this evening, then partly cloudy with a chance of showers with a slight chance of thunderstorms after midnight. Humid with lows in the upper 60s. North winds around 5 mph. Chance of rain 40 percent.

Rockport, IN

Tonight
Clear
65°18°
0%
Sunday
Sunny
92°/ 65° 33°/ 18°
0%
Monday
Sunny
85°/ 65° 29°/ 18°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 68° 22°/ 20°
30%
Friday
Sunny
88°/ 65° 31°/ 18°
0%

Night: Mostly clear. Patchy fog after midnight. Lows in the mid 60s. Southwest winds around 5 mph this evening, becoming light and variable.

Petersburg, IN

Tonight
Clear
68°20°
0%
Sunday
Thunderstorms
92°/ 62° 33°/ 17°
20%
Monday
Sunny
85°/ 65° 29°/ 18°
0%
Tuesday
Clear
95°35°
0%
Wednesday
Clear
95°35°
0%
Thursday
Clear
95°/ 68° 35°/ 20°
0%
Fri Night
Cloudy
65°18°
0%

Night: Mostly clear. Lows in the upper 60s. Calm winds.

Boonville, IN

Tonight
Clear
68°20°
0%
Sunday
Sunny
92°/ 65° 33°/ 18°
0%
Monday
Sunny
85°/ 65° 29°/ 18°
0%
Tuesday
Clear
95°35°
0%
Wednesday
Clear
95°35°
0%
Thursday
Clear
95°/ 68° 35°/ 20°
0%
Fri Night
Clear
65°18°
0%

Night: Mostly clear. Lows in the upper 60s. Southwest winds around 5 mph this evening, becoming light and variable.

Owensboro, KY

Tonight
Clear
65°18°
0%
Sunday
Sunny
92°/ 65° 33°/ 18°
0%
Monday
Sunny
85°/ 65° 29°/ 18°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 68° 22°/ 20°
30%
Friday
Sunny
88°/ 65° 31°/ 18°
0%

Night: Mostly clear. Patchy fog after midnight. Lows in the mid 60s. Southwest winds around 5 mph this evening, becoming light and variable.

Fort Branch, IN

Tonight
Clear
68°20°
0%
Sunday
Rain Showers
92°/ 65° 33°/ 18°
20%
Monday
Sunny
85°/ 65° 29°/ 18°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 68° 22°/ 20°
0%
Fri Night
Clear
65°18°
0%

Night: Mostly clear. Lows in the upper 60s. Calm winds.

Calhoun, KY

Tonight
Clear
65°18°
0%
Sunday
Sunny
92°/ 65° 33°/ 18°
0%
Monday
Sunny
85°/ 65° 29°/ 18°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 68° 22°/ 20°
0%

Night: Mostly clear. Patchy fog after midnight. Lows in the mid 60s. West winds around 5 mph this evening, becoming light and variable.

Henderson, KY

Tonight
Clear
65°18°
0%
Sunday
Sunny
92°/ 65° 33°/ 18°
0%
Monday
Sunny
85°/ 65° 29°/ 18°
0%
Tuesday
Sunny
95°/ 70° 35°/ 21°
0%
Wednesday
Clear
70°21°
0%
Thu Night
Clear
70°21°
0%
Friday
Sunny
88°31°
0%

Night: Mostly clear. Patchy fog after midnight. Lows in the mid 60s. Southwest winds around 5 mph this evening, becoming light and variable.

Robinson, IL

Afternoon
Sunny
88°/ 65° 31°/ 18°
0%
Sunday
Thunderstorms
88°/ 60° 31°/ 16°
20%
Monday
Sunny
82°/ 65° 28°/ 18°
0%
Tue Night-Wed
Cloudy
72°22°
0%
Wed Night
Clear
72°22°
0%
Thursday
Rain Showers
92°33°
30%

Day: Mostly sunny. Highs in the upper 80s. West winds around 5 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 60s. Southwest winds around 5 mph in the evening, becoming light and variable.

Evansville, IN

Tonight
Clear
68°20°
0%
Sunday
Sunny
92°/ 65° 33°/ 18°
0%
Monday
Sunny
85°/ 68° 29°/ 20°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 68° 22°/ 20°
0%

Night: Mostly clear. Lows in the upper 60s. Calm winds.

Lawrenceville, IL

Afternoon
Sunny
88°/ 65° 31°/ 18°
0%
Sunday
Thunderstorms
90°/ 62° 32°/ 17°
20%
Monday
Sunny
85°/ 65° 29°/ 18°
0%
Tue Night
Clear
72°22°
0%
Wed Night
Clear
72°22°
0%
Thu-Thu Night
Cloudy
95°35°
0%

Day: Mostly sunny. Highs in the upper 80s. West winds around 5 mph.

Night: Mostly clear. Lows in the mid 60s. Southwest winds around 5 mph in the evening, becoming light and variable.

Greenville, KY

Tonight
Clear
65°18°
0%
Sunday
Sunny
92°/ 65° 33°/ 18°
0%
Monday
Partly Cloudy
88°/ 65° 31°/ 18°
0%
Tuesday
Sunny
98°/ 72° 37°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 68° 22°/ 20°
0%

Night: Mostly clear. Patchy fog after midnight. Lows in the mid 60s. Northwest winds around 5 mph this evening, becoming light and variable.

Mount Carmel, IL

Tonight
Clear
68°20°
0%
Sunday
Rain Showers
92°/ 62° 33°/ 17°
20%
Monday
Sunny
85°/ 65° 29°/ 18°
0%
Tuesday
Clear
95°35°
0%
Wednesday
Clear
95°35°
0%
Thursday
Clear
95°/ 68° 35°/ 20°
0%

Night: Mostly clear. Lows in the upper 60s. South winds around 5 mph this evening, becoming light and variable.

Marshall, IL

Afternoon
Sunny
88°/ 65° 31°/ 18°
0%
Sunday
Thunderstorms
88°/ 58° 31°/ 14°
30%
Monday
Sunny
82°/ 65° 28°/ 18°
0%
Tue Night
Cloudy
72°22°
0%
Wed Night
Cloudy
72°22°
0%
Thursday
Rain Showers
90°32°
40%

Day: Mostly sunny. Highs in the upper 80s. West winds around 5 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 60s. Northwest winds around 5 mph in the evening, becoming light and variable.

Poseyville, IN

Tonight
Clear
68°20°
0%
Sunday
Sunny
92°/ 65° 33°/ 18°
0%
Monday
Sunny
85°/ 65° 29°/ 18°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 68° 22°/ 20°
0%

Night: Mostly clear. Lows in the upper 60s. Calm winds.

Paris, IL

Afternoon
Sunny
88°/ 65° 31°/ 18°
0%
Sunday
Thunderstorms
85°/ 58° 29°/ 14°
20%
Monday
Sunny
80°/ 62° 27°/ 17°
0%
Tue Night
Rain Showers
68°20°
40%
Wed-Wed Night
Cloudy
92°33°
0%
Thursday
Rain Showers
90°32°
40%

Day: Mostly sunny. Highs in the upper 80s. West winds around 5 mph.

Night: Partly cloudy. Lows in the mid 60s. West winds around 5 mph in the evening, becoming light and variable.

Dixon, KY

Tonight
Clear
65°18°
0%
Sunday
Sunny
92°/ 65° 33°/ 18°
0%
Monday
Sunny
85°/ 65° 29°/ 18°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 68° 22°/ 20°
0%

Night: Mostly clear. Patchy fog after midnight. Lows in the mid 60s. Southwest winds around 5 mph this evening, becoming light and variable.

Madisonville, KY

Tonight
Clear
65°18°
0%
Sunday
Sunny
92°/ 65° 33°/ 18°
0%
Monday
Partly Cloudy
88°/ 65° 31°/ 18°
0%
Tuesday
Sunny
95°/ 72° 35°/ 22°
0%
Wednesday
Clear
72°22°
0%
Thursday
Clear
72°/ 68° 22°/ 20°
0%

Night: Mostly clear. Patchy fog after midnight. Lows in the mid 60s. West winds around 5 mph this evening, becoming light and variable.

Olney, IL

Afternoon
Sunny
88°/ 65° 31°/ 18°
0%
Sunday
Thunderstorms
90°/ 62° 32°/ 17°
20%
Monday
Partly Cloudy
85°/ 65° 29°/ 18°
0%
Tue Night
Cloudy
72°22°
0%
Wednesday
Sunny
95°/ 72° 35°/ 22°
0%
Thursday
Rain Showers
92°33°
30%

Day: Sunny. Highs in the upper 80s. West winds around 5 mph.

Night: Mostly clear in the evening, then becoming partly cloudy. Lows in the mid 60s. Southwest winds around 5 mph in the evening, becoming light and variable.

Elkton, KY

Tonight
Clear
65°18°
0%
Sunday
Sunny
92°/ 68° 33°/ 20°
0%
Monday
Sunny
88°/ 65° 31°/ 18°
0%
Tuesday
Sunny
95°/ 70° 35°/ 21°
0%
Wednesday
Clear
70°21°
0%
Thu Night
Clear
70°21°
0%
Fri-Fri Night
Cloudy
90°32°
0%

Night: Mostly clear. Patchy fog after midnight. Lows in the mid 60s. Northwest winds around 5 mph this evening, becoming light and variable.

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