Illinois · NWS DVN office

Freeport, IL weather

It is 53°F and clear at Albertus Airport as of Oct 28, 3:55 AM CDT. Overnight: Clear, low near 49°F. Forecast from the National Weather Service, issued Oct 28, 1:26 AM CDT.

Updated Oct 28, 4:28 AM CDT (snapshot)

Current conditions

Temperature

53°F

Clear

Wind

S 3 mph

Humidity 89% · dew point 49°F

Pressure · visibility

30.19 inHg

Visibility 10 mi

Observed at Albertus Airport (KFEP), Oct 28, 3:55 AM CDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Freeport forecast zone right now.

Around the NWS DVN forecast area

No active alerts in zones served by the DVN office near Freeport.

From the alert snapshot of Oct 28, 2026, 5:12 AM EDT. No alerts are active anywhere in Illinois.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Freeport (local time)
TimeTempForecastPrecip. chanceWind
Wed 6 AM50°FSunny0%S 5 mph
Wed 7 AM50°FSunny0%S 5 mph
Wed 8 AM50°FSunny0%S 5 mph
Wed 9 AM54°FSunny0%S 5 mph
Wed 10 AM60°FSunny0%S 5 mph
Wed 11 AM65°FSunny0%S 10 mph
Wed 12 PM68°FSunny0%S 10 mph
Wed 1 PM71°FSunny1%S 10 mph
Wed 2 PM73°FSunny1%S 15 mph
Wed 3 PM73°FSunny1%S 15 mph
Wed 4 PM73°FSunny1%S 15 mph
Wed 5 PM72°FSunny1%S 10 mph
Wed 6 PM69°FMostly Clear1%S 10 mph
Wed 7 PM66°FMostly Clear4%S 10 mph
Wed 8 PM65°FMostly Clear5%S 10 mph
Wed 9 PM65°FMostly Clear6%S 15 mph
Wed 10 PM64°FMostly Clear10%S 15 mph
Wed 11 PM64°FPartly Cloudy11%S 15 mph
Thu 12 AM63°FPartly Cloudy8%S 15 mph
Thu 1 AM63°FChance Showers And Thunderstorms30%S 15 mph
Thu 2 AM62°FChance Showers And Thunderstorms44%SW 10 mph
Thu 3 AM61°FChance Showers And Thunderstorms37%SW 10 mph
Thu 4 AM60°FSlight Chance Showers And Thunderstorms23%SW 10 mph
Thu 5 AM59°FSlight Chance Showers And Thunderstorms23%SW 10 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Freeport can differ.

7-day forecast

Overnight

Low 49°F

Clear. Low around 49, with temperatures rising to around 51 overnight. South wind around 5 mph.

Wednesday

High 74°F·Low 58°F

Sunny. High near 74, with temperatures falling to around 72 in the afternoon. South wind 5 to 15 mph, with gusts as high as 25 mph.

Wednesday Night: A chance of showers and thunderstorms between 1am and 4am, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 58. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

Thursday

High 69°F·Low 39°F

A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 69. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.

Thursday Night: Mostly clear, with a low around 39.

Friday

High 62°F·Low 46°F

A chance of rain showers after 1pm. Partly sunny, with a high near 62. Chance of precipitation is 30%.

Friday Night: A chance of rain showers before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.

Saturday

High 65°F·Low 48°F

A chance of rain showers. Mostly cloudy, with a high near 65. Chance of precipitation is 50%.

Saturday Night: A chance of rain showers. Mostly cloudy, with a low around 48. Chance of precipitation is 40%.

Sunday

High 66°F·Low 50°F

A chance of rain showers. Mostly cloudy, with a high near 66. Chance of precipitation is 30%.

Sunday Night: A slight chance of rain showers. Mostly cloudy, with a low around 50.

Monday

High 66°F·Low 51°F

A chance of rain showers. Mostly cloudy, with a high near 66. Chance of precipitation is 40%.

Monday Night: Rain showers likely. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.

Tuesday

High 66°F

Rain showers likely. Mostly cloudy, with a high near 66. Chance of precipitation is 60%.

Nearby cities

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About this forecast

Forecast office
Freeport is served by the National Weather Service DVN forecast office, forecast zone ILZ002, county zone ILC177.
Location used
The Census Bureau's internal point for Freeport (42.2890, -89.6343), in Stephenson County. Population: 23,140 (2024 estimate), number 103 of the 121 Illinois cities on this site.
Radar
Nearest NWS radar: KDVN. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/42.289,-89.6343 (forecast issued Oct 28, 1:26 AM CDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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