Wind from the southeast or calm in Arlington Heights prior to a Winter Storm; O'Hare reported a North wind at 7 MPH and Waukegan and Chicago Executive Airport reported calm condition just before 9:00 p.m.
Weather

Winter Storm Warning: 7-7.5 Inches Forecast for Arlington Heights; Low Confidence, but 10 Inches Possible by Tuesday

1,074 A light dusting of snow overnight is forecast overnight Sunday to Monday. The significant snow is forecast to begin about 3:00 p.m. after some flakes appear about 1:00 p.m. Monday, January 24, 2021. Heavy […]

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Weather

Light Snow, Freezing Fog, Low 29°F for Arlington Heights and Nearby Northwest Suburbs Overnight Saturday/Sunday

70 Surface high pressure just to the west of our CWA is bringing light northeasterly winds, with residual moisture from Friday`s precipitation creating limited visibilities from fog averaging 2 to 4 miles. Our region is […]

26°F at 10:05 p.m. Monday, November 23, 2020 in Arlington Heights -- significantly colder than air temperature reported at Chicago Executive Airport and O'Hare International Airport just before 10:00 p.m.
Weather

Winter Weather Advisory in Kane, McHenry Counties and Northwest Illinois; 1″ Snow Forecast for Arlington Heights, NW Suburbs

487 Arlington Heights and nearby northwest suburbs will likely be affected by about 1 inch of snow and slush by noon Tuesday, November 24, 2020. A Winter Weather Advisory was issued at 8:34 p.m. in […]

Wind Advisory; Elevated Fire Danger (SOURCE: National Weather Service Chicago)
Weather

Wind Advisory, Fire Risk, High 65, Friday High 58; Arlington Heights, Chicago Weather Forecast Northwest

108 According to the National Weather Service Chicago, a very impressive low-level jet is present just off the surface. Overnight AMDAR aircraft (Aircraft Meteorological DAta Relay use of existing aircraft in flight) continue to report […]

NOAA SPC Tornado Outlook TUE NOV 10 2020 (DAY 1 afternoon)
Weather

TORNADO WATCH: Severe Weather, Possible Brief Tornadoes Arrival Likely 3-8 PM Across Northern Illinois, SE Wisconsin

121 Air pressure drop in north-central Iowa indicates increased chance of thunderstorm development in our area. The National Weather Service Chicago expects a narrow line of strongly-forced convection to sweep across our forecast area roughly […]

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Weather

Low 31-33°F in Arlington Heights Overnight Friday-Saturday; High 47 Saturday with Light Wind and Partly Cloudy Skies

187 The National Weather Service office Chicago is not declaring Freeze Warnings until Spring since many areas of Chicagoland already experienced their first freeze. Arlington Heights has not recorded a freezing temperature yet this Autumn […]

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911 Priority Alerts

Wind Advisory and Fire Weather Watch for Saturday, October 17, 2020 — 55 MPH Gusts Possible in NW Suburbs

222 According to the National Weather Service Chicago, a fast moving surface low lifting from Minnesota to Lake Superior, and another sheared shortwave (a disturbance in the mid or upper part of the atmosphere which […]

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Weather

Arlington Heights Near Edge of Freeze Line with Low of 37°F at 6:00 AM, Arlington Heights, Chicago Weather Forecast Northwest

237 Freeze fails to materialize in Arlington Heights; attention turns now to Critical Fire Conditions Friday and especially Saturday for Chicagoland. A Freeze Warning was activated outside of the City of Chicago as temperatures in […]

Waning Gibbous Moon, Sunday, October 4, 2020
Weather

Frost Advisory in Effect from 11 PM Sunday, October 4, 2020 until 8AM Monday October 5; Clear Skies Through Thursday Night

96 Clouds have cleared all of Illinois, clearing the way for heat loss and frost Monday morning. Sunny days and clear night are forecast at least through Thursday with Sunday/Monday overnight bringing the coldest temperatures. […]

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Weather

High 64, Sunny Skies 6-8 MPH SE Winds, Wildfire Smoke in Skies Sunday; Arlington Heights, Chicago Weather Forecast Northwest

177 About 9:00 p.m. Friday The National Weather Service tweaked the morning low for Arlington Heights this Saturday morning September 19, 2020 from 50°F to 46° and that new low morning low was on target. […]