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Belvidere Weather Warning NWS WEATHER ALERT FOR THE BELVIDERE, IL AREA - Issued: 355 PM CDT Thu Sep 10 2026 Belvidere Weather Warning

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61008 Weather (Belvidere, IL)

Belvidere, IL WeatherCurrent Conditions and Weather for Belvidere, Illinois
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Partly Cloudy at Belvidere (61008), temperature is 79°F26°C, dew point 54°F12°C, humidity 42%. Wind direction is N at 0 mphat 0 km/h with visibility of 10 mi16 km. Barometric pressure is 30.02 in1017 mb. Last update: 4:12 pm.*
*Time is approximately 4:12 pm Thu, Sep 10, 2026. Time will be within 15 minutes of current local time. Belvidere weather forecast data is updated every 15 minutes.

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I wanted to analyze todays terrible weather. I checked winds aloft, historical data, barometric pressure, dew points, isobars, temperature variants and cloud formations. I've now determined it's stupid out. ―Gregory Bohn
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Belvidere IL Weather - 5:12 pm

Belvidere Weather Forecast

Weather forecast for: Belvidere IL
Last Update: 3:51 pm CDT Sep 10, 2026
Tonight: Patchy fog after 2am. Otherwise, mostly clear, with a low around 54. North wind around 5 mph becoming calm in the evening.
Friday: Patchy fog before 8am. Otherwise, sunny, with a high near 79. Light and variable wind becoming south 5 to 10 mph in the morning.
Friday Night: Increasing clouds, with a low around 60. South wind around 5 mph.
Saturday: Partly sunny, with a high near 82. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Saturday Night: Partly cloudy, with a low around 56. North wind around 5 mph.
Sunday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 75.
Sunday Night: A 30 percent chance of showers, mainly after 1am. Partly cloudy, with a low around 55.
Monday: A chance of showers before 1pm. Partly sunny, with a high near 78.
Monday Night: Showers likely, mainly after 1am. Mostly cloudy, with a low around 64.
Tuesday: A chance of showers. Mostly cloudy, with a high near 78.
Tuesday Night: A chance of showers. Mostly cloudy, with a low around 56.
Wednesday: A chance of showers. Mostly cloudy, with a high near 71.
Wednesday Night: A chance of showers. Mostly cloudy, with a low around 56.
Thursday: A chance of showers. Mostly cloudy, with a high near 74.

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