0

Hourly Weather Forecast - Ottawa, IL

  • Temperature
    57°F
    Precipitation
    0%
    Wind
    3mph
    NNE
    Arrow up

    Partly Cloudy

    Humidity
    89%
    Feels like
    57°F
    Dew Point
    54°F

  • Partly Cloudy

    Humidity
    83%
    Feels like
    62°F
    Dew Point
    57°F

  • Partly Cloudy

    Humidity
    75%
    Feels like
    66°F
    Dew Point
    58°F

  • Mostly Sunny

    Humidity
    68%
    Feels like
    69°F
    Dew Point
    58°F

  • Mostly Sunny

    Humidity
    63%
    Feels like
    71°F
    Dew Point
    58°F

  • Mostly Sunny

    Humidity
    59%
    Feels like
    73°F
    Dew Point
    58°F

  • Mostly Sunny

    Humidity
    56%
    Feels like
    74°F
    Dew Point
    58°F

  • Mostly Sunny

    Humidity
    53%
    Feels like
    75°F
    Dew Point
    57°F

  • Mostly Sunny

    Humidity
    52%
    Feels like
    76°F
    Dew Point
    57°F

  • Sunny

    Humidity
    52%
    Feels like
    76°F
    Dew Point
    58°F

  • Sunny

    Humidity
    54%
    Feels like
    76°F
    Dew Point
    58°F

  • Sunny

    Humidity
    60%
    Feels like
    74°F
    Dew Point
    60°F

  • Sunny

    Humidity
    63%
    Feels like
    71°F
    Dew Point
    58°F

  • Clear

    Humidity
    66%
    Feels like
    67°F
    Dew Point
    55°F

  • Clear

    Humidity
    68%
    Feels like
    63°F
    Dew Point
    53°F

  • Clear

    Humidity
    72%
    Feels like
    61°F
    Dew Point
    52°F

Top Stories

Right Arrow
Weekend Weather Outlook

Weekend Weather Outlook

Cooler air will bring relief to a large portion of the Eastern U.S. this weekend, as storms continue to pummel the Plains and Southeast.

Read More
Today's Air Quality Forecast

Poor Air Quality Across the Northern Plains, Great Lakes

Read More
A blanket of smog lays over Los Angeles in September 2011. Source: Temeku, Wikimedia Commons

What is the Air Quality Index?

Read More
Weekly Drought Map for July 31, 2025

Drought Worsens Nationwide Including Hard-Hit West

Read More
Fire at sea Lightning Storm (Shane Ocean via Shutterstock).

Lightning Safety When You're Stuck Outdoors

Read More
Story Image: The differences between the Heat Index and Wet Bulb Globe Temperature are outlined in this graphic. (NOAA, NWS)

Heat Index Vs Wet Bulb Globe Temperature

Read More
More NewsRight Arrow
Today's National Outlook
Hurricane Tracker
Allergy Forecast
Cold & Flu
Snow & Ski Forecast
Fire Updates
Traffic Cameras
Weather Cameras
Traffic Cameras
Weather Cameras
Outdoor Sports Guide