BYRON, IL 61010 Weather Forecast & Current Conditions

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ROCKFORD, IL
Current Weather

12:54 AM CDT MAY 18, 2025
Overcast
55°F
Feels Like: 52°F
Dewpoint: 43°F
Rel. Hum.: 64%
Visibility: 10 miles
Wind: WNW at 10 mph
Pressure: 29.90 inches
Last 72 hours

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BYRON, IL 61010
Weather Forecast

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Snow Depth pages
REST OF TONIGHT
Mostly cloudy early in the evening, then becoming mostly clear in the late evening and early morning, then becoming partly cloudy late. Lows in the upper 40s. Northwest winds 10 to 15 mph.
SUNDAY
Partly cloudy in the morning, then becoming mostly sunny. Highs around 70. North winds 5 to 10 mph.
SUNDAY NIGHT
Mostly clear early in the evening, then becoming partly cloudy late in the evening, then becoming mostly cloudy after midnight. Lows in the mid 40s. East winds 10 to 15 mph.
MONDAY
Mostly cloudy. A chance of showers, mainly in the morning. Highs in the lower 60s. East winds 15 to 20 mph with gusts up to 25 mph. Chance of precipitation 40 percent.
MONDAY NIGHT
Mostly cloudy. A chance of showers in the evening. A chance of thunderstorms. Showers likely after midnight. Breezy with lows in the mid 40s. East winds 15 to 20 mph with gusts up to 30 mph. Chance of precipitation 70 percent.
TUESDAY
Rain. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. Breezy with highs in the lower 50s. Chance of precipitation 90 percent.
TUESDAY NIGHT
Showers likely. A slight chance of thunderstorms after midnight. Breezy with lows in the mid 40s. Chance of precipitation 70 percent.
WEDNESDAY
Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s.
WEDNESDAY NIGHT
Partly cloudy. Lows in the lower 40s.
THURSDAY
Partly cloudy. Highs in the mid 60s.
THURSDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the lower 40s.
FRIDAY
Partly cloudy in the morning, then becoming mostly cloudy. Highs in the upper 60s.
FRIDAY NIGHT
Mostly cloudy. Lows in the upper 40s.

Visible Weather Satellite
BYRON, IL 61010
Infrared Weather Satellite
BYRON, IL 61010
NEXRAD Weather Radar
BYRON, IL 61010

ROCKFORD, IL 3 hourly weather forecast

weather forecast created  5:00 PM PDT  5/17/2025
Sunday
18 MAY 2025
BYRON, IL 61010 weather forecast Day 1, 0 hours 1 AM 51° 48° Clear 0%

0% Thunder
( 1% severe)
WNW   7 66% 40°
Low 48° BYRON, IL 61010 weather forecast Day 1, 3 hours 4 AM 49° 47° Partly Cloudy NW   6 71% 40°
High 72° BYRON, IL 61010 weather forecast Day 1, 6 hours 7 AM 49° 47° Partly Cloudy 0%

0% Thunder
( 0% severe)
NNW   6 71% 40°

Partly Cloudy



BYRON, IL 61010 weather forecast Day 1, 9 hours 10 AM 59° 59° Partly Cloudy N   5 53% 42°
BYRON, IL 61010 weather forecast Day 1, 12 hours 1 PM 66° 66° Partly Cloudy 0%

0% Thunder
( 1% severe)
NNW   5 43% 43°
BYRON, IL 61010 weather forecast Day 1, 15 hours 4 PM 70° 70° Partly Cloudy N   6 36% 42°
BYRON, IL 61010 weather forecast Day 1, 18 hours 7 PM 67° 67° Partly Cloudy 0%

0% Thunder
( 2% severe)
ENE   7 40% 42°
BYRON, IL 61010 weather forecast Day 1, 21 hours 10 PM 54° 51° Partly Cloudy E   10 57% 39°
Monday
19 MAY 2025
BYRON, IL 61010 weather forecast Day 2, 0 hours 1 AM 47° 43° Partly Cloudy 3%

0% Thunder
( 1% severe)
E   9 65% 36°
Low 43° BYRON, IL 61010 weather forecast Day 2, 3 hours 4 AM 45° 40° Mostly Cloudy ENE   10 71% 36°
High 63° BYRON, IL 61010 weather forecast Day 2, 6 hours 7 AM 45° 39° Mostly Cloudy 26%
RAIN
<.01 in
0% Thunder
( 4% severe)
ENE   13 68% 35°

Mostly Cloudy

Chance of Rain

BYRON, IL 61010 weather forecast Day 2, 9 hours 10 AM 53° 49° Mostly Cloudy ENE   14 52% 36°
BYRON, IL 61010 weather forecast Day 2, 12 hours 1 PM 58° 55° Mostly Cloudy 13%
RAIN
<.01 in
0% Thunder
( 6% severe)
E   15 47% 38°
BYRON, IL 61010 weather forecast Day 2, 15 hours 4 PM 61° 58° Mostly Cloudy E   17 42% 38°
BYRON, IL 61010 weather forecast Day 2, 18 hours 7 PM 58° 55° Mostly Cloudy 30%
RAIN
.25–.5 in
0% Thunder
( 10% severe)
E   16 47% 38°
BYRON, IL 61010 weather forecast Day 2, 21 hours 10 PM 53° 48° Mostly Cloudy E   15 57% 38°

ROCKFORD, IL extended weather forecast

Tuesday
20 MAY 2025
Wednesday
21 MAY 2025
Thursday
22 MAY 2025
Friday
23 MAY 2025
Saturday
24 MAY 2025
Low 51° Low 50° Low 46° Low 46° Low 47°
High 56° High 61° High 67° High 69° High 68°
BYRON, IL 61010 weather forecast Day 3 BYRON, IL 61010 weather forecast Day 4 BYRON, IL 61010 weather forecast Day 5 BYRON, IL 61010 weather forecast Day 6 BYRON, IL 61010 weather forecast Day 7
Overcast
85% Rain
Overcast
69% Rain
Mostly Cloudy
22% Rain
Clear
18% Rain
Partly Cloudy
20% Rain
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