Rock River, IL Weather Forecast & Current Conditions

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Rock River Weather Map
UTC Time: 10/9/2026, 23:38
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Rock River, IL Regional Weather

Expires:202610100000;;822002
ASUS43 KLOT 092310
RWRIL 

ILLINOIS REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
600 PM CDT FRI OCT 09 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.


ILZ003-004-008-010-011-017-018-100000-
NORTH CENTRAL ILLINOIS
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCKFORD       MOCLDY    66  57  72 E5        30.04F TC  19           
FREEPORT*      MOCLDY    66  59  78 E6        30.03F TC  19           
ROCHELLE*      MOCLDY    69  56  62 E7        30.04S TC  21           
DE KALB*       PTCLDY    67  56  66 E8        30.06F TC  20           
PERU*          PTCLDY   N/A N/A N/A E7        30.03                   
$$


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

Rock River, IL

Late Afternoon
Thunderstorms
58°14°
20%
Saturday
Cloudy
80°/ 55° 27°/ 13°
0%
Sunday
Cloudy
78°/ 60° 26°/ 16°
0%
Columbus Day
Cloudy
85°29°
0%
Mon Night
Thunderstorms
62°17°
20%
Tuesday
Cloudy
72°/ 52° 22°/ 11°
0%
Wednesday
Rain Showers
68°/ 52° 20°/ 11°
60%
Thursday
Rain Showers
68°/ 50° 20°/ 10°
60%
Friday
Rain Showers
62°17°
40%

Day: Mostly sunny. A slight chance of showers and thunderstorms. Temperatures in the upper 60s. Southeast winds 5 to 10 mph. Chance of precipitation 20 percent.

Night: Clear. Lows in the upper 50s. Southeast winds 5 to 10 mph.

Rochelle, IL

Late Afternoon
Thunderstorms
58°14°
20%
Saturday
Cloudy
80°/ 55° 27°/ 13°
0%
Sunday
Cloudy
78°/ 58° 26°/ 14°
0%
Columbus Day
Mostly Cloudy
82°28°
0%
Mon Night
Thunderstorms
60°16°
30%
Tuesday
Cloudy
72°/ 52° 22°/ 11°
0%
Wednesday
Rain Showers
68°/ 52° 20°/ 11°
60%
Thursday
Rain Showers
68°/ 48° 20°/ 9°
50%
Friday
Rain Showers
62°17°
40%

Day: Partly cloudy. A slight chance of showers and thunderstorms. Temperatures in the mid 60s. Southeast winds around 10 mph. Chance of precipitation 20 percent.

Night: Clear. Lows in the upper 50s. Southeast winds 5 to 10 mph.

Sterling, IL

Tonight
Clear
60°16°
0%
Saturday
Sunny
82°/ 55° 28°/ 13°
0%
Sunday
Sunny
78°/ 62° 26°/ 17°
0%
Columbus Day And Mon Night
Cloudy
85°29°
0%
Tuesday
Sunny
72°/ 52° 22°/ 11°
30%
Wednesday
Rain Showers
68°/ 52° 20°/ 11°
60%
Thursday
Rain Showers
68°/ 50° 20°/ 10°
50%
Friday
Sunny
62°17°
0%

Night: Mostly clear. Lows around 60. Southeast winds 5 to 10 mph.

Mount Carroll, IL

Tonight
Clear
58°14°
0%
Saturday
Partly Cloudy
82°/ 55° 28°/ 13°
0%
Sunday
Sunny
78°/ 60° 26°/ 16°
0%
Columbus Day And Mon Night
Cloudy
82°28°
0%
Tuesday
Sunny
72°/ 52° 22°/ 11°
30%
Wednesday
Rain Showers
68°/ 52° 20°/ 11°
60%
Thursday
Rain Showers
68°/ 48° 20°/ 9°
50%
Friday
Rain Showers
60°16°
30%

Night: Mostly clear. Not as cool with lows in the upper 50s. Southeast winds 5 to 10 mph.

Princeton, IL

Tonight
Clear
60°16°
0%
Saturday
Mostly Cloudy
82°/ 55° 28°/ 13°
0%
Sunday
Sunny
78°/ 62° 26°/ 17°
0%
Columbus Day
Sunny
85°29°
0%
Mon Night
Cloudy
62°17°
0%
Tuesday
Sunny
75°/ 55° 24°/ 13°
40%
Wednesday
Rain Showers
70°/ 52° 21°/ 11°
60%
Thursday
Rain Showers
70°/ 52° 21°/ 11°
50%

Night: Mostly clear. Lows around 60. Southeast winds 5 to 10 mph.

Freeport, IL

Tonight
Rain Showers
58°14°
20%
Saturday
Partly Cloudy
80°/ 55° 27°/ 13°
0%
Sunday
Sunny
78°/ 60° 26°/ 16°
0%
Columbus Day
Sunny
82°28°
0%
Mon Night
Thunderstorms
58°14°
30%
Tuesday
Sunny
70°/ 50° 21°/ 10°
30%
Wednesday
Rain Showers
65°/ 50° 18°/ 10°
60%
Thursday
Rain Showers
68°/ 48° 20°/ 9°
50%
Friday
Rain Showers
60°16°
30%

Night: Mostly clear. A slight chance of showers early. Not as cool with lows in the upper 50s. Southeast winds 5 to 10 mph. Chance of rain 20 percent.

Ottawa, IL

Late Afternoon
Thunderstorms
58°14°
40%
Saturday
Mostly Cloudy
82°/ 58° 28°/ 14°
0%
Sunday
Mostly Cloudy
78°/ 60° 26°/ 16°
0%
Columbus Day
Cloudy
85°29°
0%
Mon Night
Thunderstorms
62°17°
20%
Tuesday
Cloudy
75°/ 55° 24°/ 13°
40%
Wednesday
Rain Showers
70°/ 55° 21°/ 13°
60%
Thursday
Rain Showers
70°/ 52° 21°/ 11°
60%
Friday
Rain Showers
62°17°
40%

Day: Mostly sunny. A chance of showers and a slight chance of thunderstorms. Temperatures in the lower 70s. Southeast winds 5 to 10 mph. Chance of precipitation 40 percent.

Night: Clear. Lows in the upper 50s. Southeast winds 5 to 10 mph.

Rockford, IL

Late Afternoon
Thunderstorms
58°14°
40%
Saturday
Cloudy
78°/ 55° 26°/ 13°
0%
Sunday
Cloudy
78°/ 58° 26°/ 14°
0%
Columbus Day
Mostly Cloudy
82°28°
0%
Mon Night
Thunderstorms
58°14°
30%
Tuesday
Cloudy
70°/ 50° 21°/ 10°
0%
Wednesday
Rain Showers
65°/ 50° 18°/ 10°
50%
Thursday
Rain Showers
68°/ 48° 20°/ 9°
50%
Friday
Rain Showers
60°16°
40%

Day: Partly cloudy. A chance of showers and a slight chance of thunderstorms. Temperatures in the lower 60s. Southeast winds around 10 mph. Chance of precipitation 40 percent.

Night: Clear. Lows in the upper 50s. Southeast winds 5 to 10 mph.

DeKalb, IL

Late Afternoon
Thunderstorms
55°13°
40%
Saturday
Cloudy
78°/ 58° 26°/ 14°
0%
Sunday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Columbus Day
Mostly Cloudy
82°28°
0%
Mon Night
Thunderstorms
62°17°
30%
Tuesday
Cloudy
72°/ 52° 22°/ 11°
0%
Wednesday
Rain Showers
68°/ 52° 20°/ 11°
50%
Thursday
Rain Showers
68°/ 50° 20°/ 10°
60%
Friday
Rain Showers
62°17°
40%

Day: Partly cloudy. A chance of showers and a slight chance of thunderstorms. Temperatures in the upper 60s. Southeast winds around 10 mph. Chance of precipitation 40 percent.

Night: Clear. Lows in the mid 50s. Southeast winds 5 to 10 mph.

Geneseo, IL

Tonight
Clear
62°17°
0%
Saturday
Sunny
82°/ 55° 28°/ 13°
0%
Sunday
Sunny
80°/ 62° 27°/ 17°
0%
Columbus Day
Sunny
85°29°
0%
Mon Night-Tue
Clear
62°17°
0%
Tue Night
Rain Showers
55°13°
40%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
70%
Thursday
Rain Showers
70°/ 52° 21°/ 11°
50%
Friday
Sunny
62°17°
0%

Night: Mostly clear. Lows in the lower 60s. Southeast winds around 10 mph with gusts up to 20 mph.

Clinton, IA

Tonight
Clear
62°17°
0%
Saturday
Partly Cloudy
82°/ 55° 28°/ 13°
0%
Sunday
Sunny
80°/ 62° 27°/ 17°
0%
Columbus Day
Sunny
85°29°
0%
Mon Night
Clear
62°17°
0%
Tuesday
Sunny
72°/ 52° 22°/ 11°
40%
Wednesday
Rain Showers
68°/ 52° 20°/ 11°
60%
Thursday
Rain Showers
68°/ 50° 20°/ 10°
50%
Friday
Sunny
62°17°
0%

Night: Clear. Lows in the lower 60s. Southeast winds 5 to 10 mph.

Maquoketa, IA

Tonight
Clear
60°16°
0%
Saturday
Partly Cloudy
82°/ 55° 28°/ 13°
0%
Sunday
Sunny
78°/ 62° 26°/ 17°
0%
Columbus Day
Sunny
82°28°
0%
Mon Night
Clear
60°16°
0%
Tuesday
Sunny
72°/ 52° 22°/ 11°
30%
Wednesday
Rain Showers
65°/ 52° 18°/ 11°
60%
Thursday
Rain Showers
68°/ 50° 20°/ 10°
50%
Friday
Sunny
60°16°
0%

Night: Clear. Lows around 60. Southeast winds 5 to 10 mph.

Moline, IL

Tonight
Clear
62°17°
0%
Saturday
Partly Cloudy
82°/ 58° 28°/ 14°
0%
Sunday
Sunny
80°/ 65° 27°/ 18°
0%
Columbus Day
Sunny
85°29°
0%
Mon Night-Tue
Clear
62°17°
0%
Tue Night
Rain Showers
55°13°
40%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
60%
Thursday
Rain Showers
70°/ 52° 21°/ 11°
50%
Friday
Sunny
62°17°
0%

Night: Clear. Lows in the lower 60s. Southeast winds 5 to 10 mph with gusts up to 20 mph.

Hennepin, IL

Tonight
Clear
62°17°
0%
Saturday
Mostly Cloudy
82°/ 58° 28°/ 14°
0%
Sunday
Sunny
78°/ 62° 26°/ 17°
0%
Columbus Day
Sunny
85°29°
0%
Mon Night
Clear
65°18°
0%
Tuesday
Sunny
75°/ 55° 24°/ 13°
40%
Wednesday
Rain Showers
70°/ 55° 21°/ 13°
60%
Thursday
Rain Showers
72°/ 52° 22°/ 11°
60%

Night: Mostly clear. Lows in the lower 60s. Southeast winds 5 to 10 mph.

Belvidere, IL

Late Afternoon
Thunderstorms
55°13°
40%
Saturday
Cloudy
78°/ 55° 26°/ 13°
0%
Sunday
Cloudy
75°/ 58° 24°/ 14°
0%
Columbus Day
Mostly Cloudy
82°28°
0%
Mon Night
Thunderstorms
58°14°
30%
Tuesday
Cloudy
70°/ 50° 21°/ 10°
0%
Wednesday
Rain Showers
65°/ 50° 18°/ 10°
50%
Thursday
Rain Showers
68°/ 48° 20°/ 9°
50%
Friday
Rain Showers
60°16°
40%

Day: Partly cloudy. A chance of showers and a slight chance of thunderstorms. Temperatures in the lower 60s. Southeast winds around 10 mph. Chance of precipitation 40 percent.

Night: Mostly clear. Lows in the mid 50s. Southeast winds 5 to 10 mph.

Toulon, IL

Tonight
Clear
60°16°
0%
Saturday
Mostly Cloudy
82°/ 55° 28°/ 13°
0%
Sunday
Sunny
78°/ 62° 26°/ 17°
0%
Columbus Day
Sunny
85°29°
0%
Mon Night-Tue
Clear
62°17°
0%
Tue Night
Rain Showers
55°13°
40%
Wednesday
Rain Showers
70°/ 55° 21°/ 13°
70%
Thursday
Rain Showers
72°/ 52° 22°/ 11°
50%
Friday
Rain Showers
62°17°
30%

Night: Clear. Lows around 60. Southeast winds 5 to 10 mph with gusts up to 20 mph.

Galena, IL

Tonight
Clear
58°14°
0%
Saturday
Partly Cloudy
80°/ 55° 27°/ 13°
0%
Sunday
Sunny
78°/ 62° 26°/ 17°
0%
Columbus Day And Mon Night
Cloudy
82°28°
0%
Tuesday
Sunny
70°/ 52° 21°/ 11°
30%
Wednesday
Rain Showers
65°/ 52° 18°/ 11°
60%
Thursday
Rain Showers
65°/ 48° 18°/ 9°
50%
Friday
Partly Cloudy
58°14°
0%

Night: Mostly clear. Not as cool with lows in the upper 50s. Southeast winds 5 to 10 mph.

Aurora, IL

Late Afternoon
Thunderstorms
55°13°
50%
Saturday
Cloudy
78°/ 58° 26°/ 14°
0%
Sunday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Columbus Day
Mostly Cloudy
82°28°
0%
Mon Night
Thunderstorms
62°17°
30%
Tuesday
Cloudy
72°/ 52° 22°/ 11°
0%
Wednesday
Rain Showers
68°/ 52° 20°/ 11°
50%
Thursday
Rain Showers
68°/ 50° 20°/ 10°
60%
Friday
Rain Showers
62°17°
50%

Day: Partly cloudy. A chance of showers and a slight chance of thunderstorms. Temperatures in the mid 60s. Southeast winds around 10 mph. Chance of precipitation 50 percent.

Night: Mostly clear. Lows in the mid 50s. Southeast winds 5 to 10 mph.

Davenport, IA

Tonight
Clear
62°17°
0%
Saturday
Partly Cloudy
82°/ 58° 28°/ 14°
0%
Sunday
Sunny
82°/ 65° 28°/ 18°
0%
Columbus Day
Sunny
85°29°
0%
Mon Night-Tue
Clear
62°17°
0%
Tue Night
Rain Showers
55°13°
40%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
60%
Thursday
Rain Showers
68°/ 52° 20°/ 11°
50%
Friday
Sunny
62°17°
0%

Night: Clear. Lows in the lower 60s. Southeast winds 5 to 10 mph.

Oswego, IL

Late Afternoon
Thunderstorms
55°13°
50%
Saturday
Mostly Cloudy
80°/ 58° 27°/ 14°
0%
Sunday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Columbus Day
Mostly Cloudy
85°29°
0%
Mon Night
Thunderstorms
62°17°
30%
Tuesday
Cloudy
75°/ 52° 24°/ 11°
0%
Wednesday
Rain Showers
68°/ 52° 20°/ 11°
50%
Thursday
Rain Showers
68°/ 52° 20°/ 11°
60%
Friday
Rain Showers
62°17°
50%

Day: Partly cloudy. A chance of showers and a slight chance of thunderstorms. Southeast winds around 10 mph. Chance of precipitation 50 percent.

Night: Clear. Lows in the mid 50s. Southeast winds 5 to 10 mph.

Names listed above may include county names.

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