RADAR • CLOUDS • RAIN • SNOW • WIND • TORNADO • NWS CHICAGO O’HARE FORECAST • NWS CHICAGO / X • NWSSPC / X • NWS CHICAGO LOT • AC WEATHER • Weather Day/Night
⏪ Hrly Data Table | Hrly Future Graph ⏩
IMPORTANT NOTE ON NWS DATA
Following above average temperatures and a quiet period with no precipitation, a snow storm is forecast for late Monday night and Tuesday. Lake County, McHenry, Kane Counties and counties west to the Mississippi River are […]
Snow is expected to begin as early as 10 p.m. Wednesday, but we probably won’t see significant snowfall begin until about 2:00 a.m. Thursday. Snow accumulation will continue on Thursday, Friday and early Saturday morning. […]
The main system of falling precipitation of all types has left the area to the east. The forecast calls for slight precipitation in the form of rain until about 1:00 p.m. Snow flurries will be […]
A good flow of moisture is associated with the upcoming storm that the Weather Channel has named Winter Storm Jacob. The worst conditions are forecast for Iowa, western Wisconsin, Minnesota, and the Dakotas. While Chicagoland […]
Although a Winter Weather Advisory is in effect for freezing drizzle, the Arlington Heights area is only likely to see very light freezing drizzle around 6:30 a.m. to 9:00 a.m. Road surface temperature is below […]
The peak wind gusts period with winds from the northwest arrived a little earlier than forecast. A peak wind gust of 52 MPH was recorded in the 6AM hour, and wind gusts stepped up into […]
Heavy rain, mixed precipitation including freezing rain and snow/sleet, and strong winds are forecast to bring significant hazards in parts of Chicagoland. The deepest snow accumulations are expected in south-central Wisconsin and northern Iowa. The […]
Photographer Elias Chasiotis captured three spectacular optical events in one image on December 26, 2019. The optical events were: 1) a sunrise, 2) a solar eclipse, and 3) a Fata Morgana or mirage on the […]
Step outside on a cold December night when the stars shine bright to find the Big Dipper, Cassiopeia, and Cepheus. They will help you locate a binary star system, a fan-shaped open star cluster, and […]
Winds were forecast to peak at 1:00 p.m. Wednesday November 27, 2019, but may have peaked in the 9:00 a.m. to 10:00 a.m. hour. ComEd crews are busy with repairs. There is a major outage […]
The low temperature will be earlier than normal Saturday morning at about 1:00 a.m., bottoming out at 27°F, and then slowly rising to 29°F by 7:00 a.m. — much better than Friday’s low (before official) […]
Moisture is approaching from the Gulf of Mexico and sub-freezing air is approaching from the west and north — and that makes snow. Forecasters are calling the weather system a potent autumn storm, which will […]
MOST SNOW IN ARLINGTON HEIGHTS WILL FALL BETWEEN 7AM AND 4PM THURSDAY OCT 31 2019 A main upper level storm system Wednesday afternoon is beginning to shift over the central High Plains of CO and […]
TEMPS IN UPPER 30s AT TONIGHT’S FOOTBALL GAMES, FREEZE WARNINGS NEARBY Northeast Illinois is being affected by the first autumn cyclone and a cold front that is moving in from the west. Temperatures have already […]
The first full day of fall is Tuesday, which is preceded by the evening of Chicagohenge, when the sun lines up right between the city’s buildings. An ABC 7 Chicago camera was located at a […]
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