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Easy to use weather radar at your fingertips! How long will those conditions last into autumn? Puffy white clouds floated by a splendid blue summer sky. Everything you need to be ready to step out prepared. Hi/Low, RealFeel, precip, radar, & everything you need to be ready for the day, commute, and weekend! And one city just over the Canadian border may challenge an all-time August high.AccuWeather Summer Camp: This tree is hanging on for dear life!It’s time for another excursion as AccuWeather Summer Camp heads to one of America’s most famous natural wonders to see trees holding on as best as they can to avoid falling into the “tree graveyard” below.Hit the links with these golf shorts that look great and won't handicap your gameThe sun is shining bright, and the warm weather calls for a round of golf. Know what's coming with AccuWeather's extended daily forecasts for Crystal Lake, IL. Watch ... and listen.It's been a hot summer in Canada. Crystal Lake Weather Forecasts. © 2020 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved. Get your 3-Day weather forecast for Crystal Lake, IL. Get the Crystal Lake, IL local hourly forecast including temperature, RealFeel, and chance of precipitation. We've got you covered with choices that will help you stay cool and stylish on the course this summer.Get AccuWeather alerts as they happen with our browser notifications. Snow? Our current air quality index (AQI) provides information on the quality of air that you are breathing and its impact on your health. Ice? Know what's coming with AccuWeather's extended daily forecasts for Lake Crystal, MN. Interactive weather map allows you to pan and zoom to get unmatched weather details in your local neighbourhood or half a world away from The Weather Channel and Weather.com Track storms, and stay in-the-know and prepared for what's coming. © 2020 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved. Then, seemingly out of nowhere -- boom! Puffy white clouds floated by a splendid blue summer sky. Be prepared with the most accurate 10-day forecast for Crystal Lake, IL with highs, lows, chance of precipitation from The Weather Channel and Weather.com And one city just over the Canadian border may challenge an all-time August high.AccuWeather Summer Camp: This tree is hanging on for dear life!It’s time for another excursion as AccuWeather Summer Camp heads to one of America’s most famous natural wonders to see trees holding on as best as they can to avoid falling into the “tree graveyard” below.Hit the links with these golf shorts that look great and won't handicap your gameThe sun is shining bright, and the warm weather calls for a round of golf. There are eight different pollutants that we track that impact the cleanliness of the air and your health.Twenty four protesters were arrested and at least two were hurt after a clash with Chicago police in the Loop Saturday.Rare 'bolt from the blue' lightning strike caught on truck dash camThe weather seemed tranquil. We've got you covered with choices that will help you stay cool and stylish on the course this summer.Get AccuWeather alerts as they happen with our browser notifications. Watch ... and listen.It's been a hot summer in Canada. AccuWeather forecasters address that and much more, including what area might be in for an early snowfall.Daily coronavirus briefing: New test could show results in secondsReceiving a diagnosis in seconds may be on the horizon with the help of a revolutionary COVID-19 test. The air quality is ideal for most individuals; enjoy your normal outdoor activities. Rain? Rare 'bolt from the blue' lightning strike caught on truck dash camThe weather seemed tranquil.