Helmar, IL Weather Forecast & Current Conditions

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Helmar Weather Map
UTC Time: 9/20/2026, 20:57
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Helmar, IL Regional Weather

Expires:202609202200;;782926
ASUS43 KLOT 202056
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
400 PM CDT SUN SEP 20 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.


ILZ005-006-012>014-019>023-202200-
NORTHEAST ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHICAGO-OHARE  CLOUDY    64  62  93 NE23G31   29.98S TC  18           
CHICAGO-MIDWAY NOT AVBL                                               
AURORA         CLOUDY    65  64  97 NE14G24   29.98R FOG     TC  18   
WAUKEGAN       CLOUDY    62  61  96 NE15      30.02S TC  17           
DUPAGE AIRPORT CLOUDY    65  63  93 NE14G25   29.99R TC  18           
WHEELING       LGT RAIN  63  62  97 NE15G24   30.02R FOG     TC  17   
NORTHERLY ISL*   N/A     64  62  93 NE16        N/A  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

Helmar, IL

Afternoon
Rain Showers
65°/ 58° 18°/ 14°
100%
Monday
Rain Showers
62°/ 55° 17°/ 13°
20%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Cloudy
68°/ 52° 20°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
70°/ 52° 21°/ 11°
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: Showers early in the afternoon, then a chance of showers late. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A chance of showers. Lows in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 40 percent.

DeKalb, IL

Afternoon
Rain Showers
65°/ 58° 18°/ 14°
100%
Monday
Rain Showers
62°/ 52° 17°/ 11°
20%
Tuesday
Rain Showers
62°/ 48° 17°/
20%
Wednesday
Cloudy
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: Showers early in the afternoon, then a chance of showers late. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A slight chance of showers early in the evening. A slight chance of showers after midnight. Lows in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 20 percent.

Ottawa, IL

Afternoon
Thunderstorms
68°/ 58° 20°/ 14°
100%
Monday
Rain Showers
62°/ 55° 17°/ 13°
20%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Cloudy
68°/ 52° 20°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: Showers and a slight chance of thunderstorms early in the afternoon, then a chance of showers late. Near steady temperature in the upper 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A chance of showers early in the evening, then a slight chance of showers in the late evening and overnight. Lows in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 50 percent.

Morris, IL

Afternoon
Thunderstorms
68°/ 58° 20°/ 14°
100%
Monday
Rain Showers
65°/ 55° 18°/ 13°
20%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Cloudy
68°/ 52° 20°/ 11°
0%
Thursday
Mostly Cloudy
70°/ 52° 21°/ 11°
0%
Friday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Saturday
Mostly Cloudy
75°24°
0%

Day: A slight chance of thunderstorms early in the afternoon. Showers. Near steady temperature in the upper 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A chance of showers until early morning, then a slight chance of showers late. Lows in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 50 percent.

Joliet, IL

Afternoon
Rain Showers
65°/ 58° 18°/ 14°
100%
Monday
Rain Showers
62°/ 55° 17°/ 13°
20%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: Showers. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A chance of showers until early morning, then a slight chance of showers late. Lows in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 50 percent.

Aurora, IL

Afternoon
Rain Showers
65°/ 58° 18°/ 14°
100%
Monday
Rain Showers
62°/ 52° 17°/ 11°
20%
Tuesday
Mostly Cloudy
62°/ 50° 17°/ 10°
0%
Wednesday
Cloudy
65°/ 50° 18°/ 10°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: Showers early in the afternoon, then a chance of showers late. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A slight chance of showers. Lows in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 20 percent.

Channahon, IL

Afternoon
Thunderstorms
68°/ 58° 20°/ 14°
100%
Monday
Rain Showers
62°/ 55° 17°/ 13°
20%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Cloudy
68°/ 52° 20°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: A slight chance of thunderstorms early in the afternoon. Showers. Near steady temperature in the upper 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A chance of showers until early morning, then a slight chance of showers late. Lows in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 50 percent.

Naperville, IL

Afternoon
Rain Showers
65°/ 58° 18°/ 14°
100%
Monday
Rain Showers
62°/ 55° 17°/ 13°
20%
Tuesday
Mostly Cloudy
62°/ 52° 17°/ 11°
0%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: Showers early in the afternoon, then a chance of showers late. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A chance of showers. Lows in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 40 percent.

Calumet City, IL

Afternoon
Thunderstorms
65°/ 58° 18°/ 14°
100%
Monday
Rain Showers
62°/ 55° 17°/ 13°
20%
Tuesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: A slight chance of thunderstorms early in the afternoon. Showers. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A chance of showers until early morning, then a slight chance of showers late. Lows in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 50 percent.

Dixon, IL

Afternoon
Rain Showers
65°/ 58° 18°/ 14°
100%
Monday
Rain Showers
62°/ 52° 17°/ 11°
30%
Tuesday
Rain Showers
65°/ 48° 18°/
20%
Wednesday
Cloudy
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
70°/ 50° 21°/ 10°
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: Showers early in the afternoon, then a chance of showers late. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A slight chance of showers after midnight. Lows in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 20 percent.

Kankakee, IL

Afternoon
Thunderstorms
68°/ 55° 20°/ 13°
100%
Monday
Rain Showers
65°/ 52° 18°/ 11°
20%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
72°/ 48° 22°/
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: Showers early in the afternoon. A slight chance of thunderstorms. A chance of showers late. Near steady temperature in the upper 60s. Northeast winds 10 to 15 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A chance of showers until early morning, then a slight chance of showers late. Lows in the mid 50s. Northeast winds 10 to 15 mph. Chance of precipitation 50 percent.

Pontiac, IL

Afternoon
Thunderstorms
72°/ 58° 22°/ 14°
100%
Monday
Rain Showers
65°/ 55° 18°/ 13°
20%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Thursday
Mostly Cloudy
70°/ 52° 21°/ 11°
0%
Friday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Saturday
Mostly Cloudy
75°24°
0%

Day: A slight chance of thunderstorms early in the afternoon. Showers. A chance of thunderstorms late. Highs in the lower 70s. Northeast winds 10 to 15 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A chance of showers, mainly in the evening. Lows in the upper 50s. Northeast winds 10 to 15 mph. Chance of precipitation 50 percent.

Crete, IL

Afternoon
Thunderstorms
65°/ 55° 18°/ 13°
100%
Monday
Rain Showers
62°/ 52° 17°/ 11°
20%
Tuesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Wednesday
Cloudy
65°/ 50° 18°/ 10°
0%
Thursday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Friday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: A slight chance of thunderstorms early in the afternoon. Showers. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A chance of showers until early morning, then a slight chance of showers late. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 50 percent.

Chicago, IL

Afternoon
Rain Showers
65°/ 58° 18°/ 14°
100%
Monday
Rain Showers
65°/ 55° 18°/ 13°
20%
Tuesday
Mostly Cloudy
65°/ 55° 18°/ 13°
0%
Wednesday
Mostly Cloudy
65°/ 55° 18°/ 13°
0%
Thursday
Mostly Cloudy
65°/ 55° 18°/ 13°
0%
Friday
Mostly Cloudy
68°/ 55° 20°/ 13°
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: Showers, breezy. Near steady temperature in the mid 60s. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A chance of showers. Lows in the upper 50s. Northeast winds 15 to 20 mph with gusts up to 25 mph, diminishing to 10 to 15 mph after midnight. Chance of precipitation 40 percent.

Rochelle, IL

Afternoon
Rain Showers
62°/ 55° 17°/ 13°
70%
Monday
Rain Showers
62°/ 50° 17°/ 10°
30%
Tuesday
Rain Showers
62°/ 48° 17°/
20%
Wednesday
Cloudy
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
68°/ 48° 20°/
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: Showers likely early in the afternoon, then a slight chance of showers late. Near steady temperature in the lower 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of precipitation 70 percent.

Night: Cloudy. Lows in the mid 50s. Northeast winds 15 to 20 mph with gusts up to 25 mph, diminishing to 10 to 15 mph after midnight.

Evanston, IL

Afternoon
Rain Showers
65°/ 58° 18°/ 14°
100%
Monday
Rain Showers
62°/ 55° 17°/ 13°
20%
Tuesday
Mostly Cloudy
62°/ 52° 17°/ 11°
0%
Wednesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Thursday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Friday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: Showers early in the afternoon, then a chance of showers late. Breezy. Near steady temperature in the mid 60s. Northeast winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A chance of showers. Lows in the upper 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 30 percent.

Princeton, IL

Afternoon
Thunderstorms
65°/ 58° 18°/ 14°
90%
Monday
Mostly Cloudy
62°/ 55° 17°/ 13°
40%
Tuesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Wed Night
Cloudy
50°10°
0%
Thursday
Mostly Cloudy
72°22°
0%
Friday
Mostly Cloudy
72°22°
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: Showers with a slight chance of thunderstorms. Near steady temperature in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent.

Night: Cloudy. A slight chance of showers after midnight. Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

Paxton, IL

Afternoon
Thunderstorms
75°/ 58° 24°/ 14°
100%
Monday
Rain Showers
65°/ 52° 18°/ 11°
20%
Tuesday
Rain Showers
65°/ 52° 18°/ 11°
20%
Wednesday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Thursday
Mostly Cloudy
70°/ 52° 21°/ 11°
0%
Friday
Mostly Cloudy
72°/ 50° 22°/ 10°
0%
Saturday
Mostly Cloudy
75°24°
0%

Day: Showers and a chance of thunderstorms. Highs in the mid 70s. North winds 10 to 15 mph. Chance of precipitation near 100 percent.

Night: Cloudy. A chance of showers, mainly in the evening. Lows in the upper 50s. Northeast winds 10 to 15 mph. Chance of precipitation 50 percent.

Hennepin, IL

Afternoon
Thunderstorms
70°/ 58° 21°/ 14°
90%
Monday
Mostly Cloudy
65°/ 55° 18°/ 13°
30%
Tuesday
Mostly Cloudy
65°/ 52° 18°/ 11°
0%
Wed Night
Cloudy
52°11°
0%
Thursday
Mostly Cloudy
72°22°
0%
Friday
Mostly Cloudy
72°22°
0%
Saturday
Mostly Cloudy
72°22°
0%

Day: Showers with a slight chance of thunderstorms. Highs around 70. Temperature falling into the mid 60s late. Northeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 90 percent.

Night: Cloudy with a 20 percent chance of showers. Lows in the upper 50s. Northeast winds 10 to 15 mph with gusts up to 25 mph.

Crystal Lake, IL

Afternoon
Rain Showers
62°/ 55° 17°/ 13°
90%
Monday
Rain Showers
62°/ 52° 17°/ 11°
20%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Cloudy
62°/ 48° 17°/
0%
Thursday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Friday
Mostly Cloudy
68°/ 48° 20°/
0%
Saturday
Mostly Cloudy
70°21°
0%

Day: Showers early in the afternoon, then a chance of showers late. Breezy. Near steady temperature in the lower 60s. Northeast winds 10 to 15 mph with gusts up to 30 mph. Chance of precipitation 90 percent.

Night: Cloudy. A slight chance of showers early in the evening. Lows in the mid 50s. Northeast winds 10 to 15 mph. Gusts up to 25 mph in the evening. Chance of precipitation 20 percent.

Names listed above may include county names.

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