Hagarstown, IL Weather Forecast & Current Conditions

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Hagarstown, IL Weather Maps

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Hagarstown Weather Map
UTC Time: 9/17/2026, 15:47
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Hagarstown, IL Regional Weather

Expires:202609171600;;606175
ASUS43 KLOT 171510
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
1000 AM CDT THU SEP 17 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>094-171600-
SOUTH-CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARBONDALE     SUNNY     88  70  55 SW8       30.26S HX  92  TC  31   
CAIRO*         SUNNY     89  73  59 W9        30.28R HX  97  TC  32   
EFFINGHAM*     MOSUNNY   85  67  53 SW8       30.27R HX  88  TC  30   
MT. VERNON     SUNNY     90  71  53 SW10      30.27R HX  96  TC  32   
CENTRALIA*     SUNNY     90  68  48 SW8       30.26S HX  94  TC  32   
SALEM*         PTSUNNY   90  70  52 MISG      30.26S HX  95  TC  32   
METROPOLIS*    SUNNY     87  70  56 W6        30.29R HX  92  TC  31   
$$


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

Hagarstown, IL

Today
Thunderstorms
95°/ 72° 35°/ 22°
30%
Friday
Thunderstorms
92°/ 70° 33°/ 21°
40%
Saturday
Sunny
95°/ 72° 35°/ 22°
20%
Sun Night
Thunderstorms
65°18°
20%
Monday
Thunderstorms
85°/ 62° 29°/ 17°
50%
Tuesday
Rain Showers
78°/ 58° 26°/ 14°
20%
Wednesday
Rain Showers
82°28°
20%

Day: Sunny. A chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. West winds 5 to 10 mph. Chance of rain 30 percent. Heat index values up to 105 this afternoon.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. West winds around 5 mph, becoming northeast around 5 mph after midnight. Chance of rain 20 percent. Heat index values up to 101 early in the evening.

Bond, IL

Today
Thunderstorms
98°/ 72° 37°/ 22°
30%
Friday
Thunderstorms
95°/ 72° 35°/ 22°
20%
Saturday
Sunny
95°/ 68° 35°/ 20°
20%
Sun Night
Thunderstorms
68°20°
20%
Monday
Thunderstorms
85°/ 62° 29°/ 17°
50%
Tuesday
Rain Showers
80°/ 58° 27°/ 14°
20%

Day: Sunny. A chance of showers and thunderstorms this afternoon. Hot with highs in the upper 90s. Southwest winds 5 to 10 mph. Chance of rain 30 percent. Heat index values up to 106.

Night: Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the lower 70s. Southwest winds around 5 mph, becoming northeast around 5 mph after midnight. Chance of rain 20 percent. Heat index values up to 102 early in the evening.

Montgomery, IL

Today
Thunderstorms
95°/ 72° 35°/ 22°
30%
Friday
Thunderstorms
92°/ 70° 33°/ 21°
40%
Saturday
Sunny
95°/ 72° 35°/ 22°
20%
Sun Night
Thunderstorms
65°18°
20%
Monday
Thunderstorms
85°/ 62° 29°/ 17°
50%
Tuesday
Rain Showers
78°/ 58° 26°/ 14°
20%
Wednesday
Rain Showers
82°28°
20%

Day: Sunny. A chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. West winds 5 to 10 mph. Chance of rain 30 percent. Heat index values up to 105 this afternoon.

Night: Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 70s. West winds around 5 mph, becoming northeast around 5 mph after midnight. Chance of rain 20 percent. Heat index values up to 101 early in the evening.

Marion, IL

Today
Thunderstorms
98°/ 72° 37°/ 22°
20%
Friday
Rain Showers
95°/ 72° 35°/ 22°
20%
Saturday
Sunny
98°/ 72° 37°/ 22°
0%
Sun-Sun Night
Rain Showers
92°33°
20%
Monday
Thunderstorms
88°/ 62° 31°/ 17°
50%
Tuesday
Rain Showers
82°/ 62° 28°/ 17°
20%
Wednesday
Rain Showers
82°28°
20%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the upper 90s. West winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 106.

Night: Mostly clear. A slight chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. Southwest winds around 5 mph, becoming northwest after midnight. Chance of rain 20 percent. Heat index values up to 103 early in the evening.

Clinton, IL

Today
Thunderstorms
98°/ 72° 37°/ 22°
20%
Friday
Rain Showers
95°/ 72° 35°/ 22°
20%
Saturday
Sunny
98°/ 72° 37°/ 22°
0%
Sun-Sun Night
Rain Showers
92°33°
20%
Monday
Thunderstorms
88°/ 62° 31°/ 17°
50%
Tuesday
Rain Showers
82°/ 62° 28°/ 17°
20%
Wednesday
Rain Showers
82°28°
20%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the upper 90s. West winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 106.

Night: Mostly clear. A slight chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. Southwest winds around 5 mph, becoming northwest after midnight. Chance of rain 20 percent. Heat index values up to 103 early in the evening.

Shelbyville, IL

Today
Sunny
95°/ 70° 35°/ 21°
20%
Friday
Thunderstorms
92°/ 68° 33°/ 20°
20%
Saturday
Sunny
95°/ 70° 35°/ 21°
30%
Sun Night
Mostly Cloudy
65°18°
0%
Monday
Thunderstorms
82°/ 60° 28°/ 16°
50%
Tuesday
Sunny
78°/ 58° 26°/ 14°
0%
Wednesday
Sunny
78°26°
0%

Day: Sunny, hot with highs in the mid 90s. West winds 5 to 10 mph. Heat index values up to 102.

Night: Partly cloudy. A slight chance of showers and thunderstorms after midnight. Humid with lows around 70. West winds around 5 mph, becoming northeast after midnight. Chance of rain 20 percent.

Effingham, IL

Today
Sunny
95°/ 72° 35°/ 22°
0%
Friday
Thunderstorms
92°/ 68° 33°/ 20°
40%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sun Night
Mostly Cloudy
65°18°
0%
Monday
Thunderstorms
85°/ 62° 29°/ 17°
50%
Tuesday
Rain Showers
80°/ 58° 27°/ 14°
30%
Wednesday
Sunny
82°28°
0%

Day: Sunny, hot with highs in the mid 90s. West winds around 5 mph. Heat index values up to 102.

Night: Partly cloudy. Humid with lows in the lower 70s. Southwest winds around 5 mph, becoming northeast after midnight.

Madison, IL

Today
Thunderstorms
98°/ 72° 37°/ 22°
30%
Friday
Thunderstorms
95°/ 72° 35°/ 22°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
20%
Sun Night
Thunderstorms
68°20°
40%
Monday
Thunderstorms
85°/ 62° 29°/ 17°
50%
Tuesday
Rain Showers
80°/ 60° 27°/ 16°
20%

Day: Sunny. A slight chance of showers and thunderstorms late this morning, then a chance of showers and thunderstorms this afternoon. Hot with highs in the upper 90s. Southwest winds 5 to 10 mph. Chance of rain 30 percent. Heat index values up to 108 this afternoon.

Night: Mostly clear. A slight chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. Southwest winds around 5 mph, becoming north after midnight. Chance of rain 20 percent. Heat index values up to 103 early in the evening.

Flora, IL

Today
Sunny
98°/ 72° 37°/ 22°
0%
Friday
Thunderstorms
95°/ 70° 35°/ 21°
20%
Saturday
Sunny
95°/ 68° 35°/ 20°
0%
Sun Night
Cloudy
68°20°
0%
Monday
Thunderstorms
88°/ 62° 31°/ 17°
40%
Tuesday
Rain Showers
82°/ 60° 28°/ 16°
30%

Day: Sunny, hot with highs in the upper 90s. West winds around 5 mph. Heat index values up to 103.

Night: Partly cloudy. Humid with lows in the lower 70s. Southwest winds around 5 mph, becoming north after midnight.

Taylorville, IL

Today
Sunny
95°/ 70° 35°/ 21°
0%
Friday
Thunderstorms
92°/ 70° 33°/ 21°
20%
Saturday
Sunny
95°/ 70° 35°/ 21°
40%
Sunday
Rain Showers
88°/ 65° 31°/ 18°
50%
Monday
Thunderstorms
80°/ 60° 27°/ 16°
60%
Tuesday
Sunny
78°/ 58° 26°/ 14°
0%
Wednesday
Sunny
78°26°
0%

Day: Mostly sunny. Hot with highs in the mid 90s. West winds 5 to 10 mph. Heat index values up to 104.

Night: Partly cloudy. Humid with lows around 70. Northwest winds around 5 mph, becoming northeast around 5 mph after midnight.

Washington, IL

Today
Thunderstorms
98°/ 72° 37°/ 22°
20%
Friday
Rain Showers
95°/ 72° 35°/ 22°
20%
Saturday
Sunny
98°/ 72° 37°/ 22°
0%
Sun-Sun Night
Rain Showers
92°33°
20%
Monday
Thunderstorms
88°/ 62° 31°/ 17°
50%
Tuesday
Rain Showers
82°/ 62° 28°/ 17°
20%
Wednesday
Rain Showers
82°28°
20%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the upper 90s. West winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 106.

Night: Mostly clear. A slight chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. Southwest winds around 5 mph, becoming northwest after midnight. Chance of rain 20 percent. Heat index values up to 103 early in the evening.

Greene, IL

Today
Thunderstorms
95°/ 70° 35°/ 21°
20%
Friday
Thunderstorms
92°/ 72° 33°/ 22°
20%
Saturday
Sunny
95°/ 70° 35°/ 21°
20%
Sunday
Thunderstorms
88°/ 65° 31°/ 18°
50%
Monday
Thunderstorms
82°/ 60° 28°/ 16°
60%
Tuesday
Rain Showers
78°/ 58° 26°/ 14°
20%

Day: Sunny. A slight chance of showers and thunderstorms this afternoon. Hot with highs in the mid 90s. West winds 5 to 10 mph. Chance of rain 20 percent. Heat index values up to 105 this afternoon.

Night: Mostly clear with a slight chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Humid with lows around 70. West winds around 5 mph, becoming northeast after midnight. Chance of rain 20 percent. Heat index values up to 101 early in the evening.

Mount Vernon, IL

Today
Sunny
98°/ 72° 37°/ 22°
0%
Friday
Sunny
98°/ 72° 37°/ 22°
0%
Saturday
Sunny
98°/ 70° 37°/ 21°
0%
Sun Night
Cloudy
70°21°
0%
Mon-Mon Night
Rain Showers
90°32°
30%
Tuesday
Sunny
85°/ 62° 29°/ 17°
0%
Wednesday
Sunny
85°29°
0%

Day: Sunny, hot with highs in the upper 90s. West winds 5 to 10 mph.

Night: Mostly clear. Lows in the lower 70s. West winds around 5 mph in the evening, becoming light and variable.

Saint Clair, IL

Today
Thunderstorms
98°/ 72° 37°/ 22°
30%
Friday
Thunderstorms
95°/ 72° 35°/ 22°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
20%
Sun Night
Thunderstorms
68°20°
40%
Monday
Thunderstorms
85°/ 62° 29°/ 17°
50%
Tuesday
Rain Showers
80°/ 60° 27°/ 16°
20%

Day: Sunny. A slight chance of showers and thunderstorms late this morning, then a chance of showers and thunderstorms this afternoon. Hot with highs in the upper 90s. Southwest winds 5 to 10 mph. Chance of rain 30 percent. Heat index values up to 108 this afternoon.

Night: Mostly clear. A slight chance of showers and thunderstorms in the evening. Humid with lows in the lower 70s. Southwest winds around 5 mph, becoming north after midnight. Chance of rain 20 percent. Heat index values up to 103 early in the evening.

Fairfield, IL

Today
Sunny
98°/ 72° 37°/ 22°
0%
Friday
Sunny
95°/ 70° 35°/ 21°
0%
Saturday
Sunny
98°/ 70° 37°/ 21°
0%
Sun Night
Cloudy
70°21°
0%
Monday
Rain Showers
90°/ 62° 32°/ 17°
40%
Tuesday
Sunny
85°/ 62° 29°/ 17°
0%
Wednesday
Sunny
85°29°
0%

Day: Sunny, hot with highs in the upper 90s. West winds around 5 mph.

Night: Mostly clear. Lows in the lower 70s. West winds around 5 mph in the evening, becoming light and variable.

Greenup, IL

Today
Sunny
95°/ 72° 35°/ 22°
20%
Friday
Thunderstorms
92°/ 68° 33°/ 20°
20%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sunday
Rain Showers
90°/ 65° 32°/ 18°
30%
Mon-Mon Night
Rain Showers
85°29°
40%
Tuesday
Sunny
78°/ 58° 26°/ 14°
0%
Wednesday
Sunny
80°27°
0%

Day: Sunny, hot with highs in the mid 90s. West winds around 5 mph. Heat index values up to 102.

Night: Partly cloudy. A slight chance of showers and thunderstorms after midnight. Humid with lows in the lower 70s. Southwest winds around 5 mph, becoming northeast around 5 mph after midnight. Chance of rain 20 percent.

Newton, IL

Today
Sunny
98°/ 72° 37°/ 22°
20%
Friday
Thunderstorms
92°/ 68° 33°/ 20°
40%
Saturday
Sunny
95°/ 72° 35°/ 22°
0%
Sun Night
Mostly Cloudy
68°20°
0%
Mon-Mon Night
Rain Showers
85°29°
40%
Tuesday
Rain Showers
82°/ 60° 28°/ 16°
30%
Wednesday
Sunny
82°28°
0%

Day: Sunny, hot with highs in the upper 90s. West winds around 5 mph. Heat index values up to 103.

Night: Partly cloudy. A slight chance of showers and thunderstorms after midnight. Humid with lows in the lower 70s. West winds around 5 mph, becoming northeast after midnight. Chance of rain 20 percent.

Springfield, IL

Today
Sunny
95°/ 70° 35°/ 21°
20%
Friday
Thunderstorms
90°/ 70° 32°/ 21°
30%
Saturday
Partly Cloudy
95°/ 70° 35°/ 21°
50%
Sunday
Rain Showers
85°/ 65° 29°/ 18°
50%
Monday
Rain Showers
78°/ 58° 26°/ 14°
60%
Tuesday
Cloudy
78°26°
0%
Wednesday
Cloudy
78°26°
0%

Day: Mostly sunny. Hot with highs in the mid 90s. West winds around 5 mph. Heat index values up to 103.

Night: Partly cloudy. A slight chance of showers and thunderstorms after midnight. Humid with lows around 70. Northeast winds around 5 mph. Chance of rain 20 percent.

Sullivan, IL

Today
Sunny
95°/ 70° 35°/ 21°
20%
Friday
Thunderstorms
88°/ 68° 31°/ 20°
20%
Saturday
Sunny
92°/ 70° 33°/ 21°
40%
Sun Night
Rain Showers
65°18°
40%
Monday
Thunderstorms
80°/ 58° 27°/ 14°
50%
Tuesday
Sunny
78°/ 58° 26°/ 14°
0%
Wednesday
Sunny
78°26°
0%

Day: Mostly sunny. Hot with highs in the mid 90s. Northwest winds 5 to 10 mph. Heat index values up to 101.

Night: Partly cloudy with a slight chance of showers and thunderstorms. Humid with lows around 70. North winds around 5 mph. Chance of rain 20 percent.

Olney, IL

Today
Sunny
98°/ 72° 37°/ 22°
0%
Friday
Thunderstorms
95°/ 70° 35°/ 21°
40%
Saturday
Sunny
98°/ 70° 37°/ 21°
0%
Sun Night
Cloudy
70°21°
0%
Monday
Rain Showers
88°/ 62° 31°/ 17°
40%
Tuesday
Rain Showers
82°/ 62° 28°/ 17°
30%

Day: Sunny, hot with highs in the upper 90s. West winds around 5 mph. Heat index values up to 103.

Night: Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the lower 70s. West winds around 5 mph, becoming northeast after midnight.

Names listed above may include county names.

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