246 Severe thunderstorms may arrive near Rockford by 3-6pm, the northwest suburbs by 6-9pm, and northwest Indiana by 6-10pm. Improved timing forecast will be developed once thunderstorms develop in Iowa. Damaging wind gusts to 60 […]
427 The snowfall accumulation forecast for the northwest suburbs is slightly downgraded to just under 10 inches from late Monday afternoon to about 5:00 a.m. Tuesday morning. Part One Lake effect snow bands failed to […]
1,016 SOUTHEAST LAKE COUNTY ILLINOIS AND NORTHEAST COOK COUNTY COULD SEE 14 INCHES OF NEW SNOW The snowfall forecast overnight was on the mark, but the conditions of the latter half of the storm system […]
1,509 If intense lake effect snow doesn’t ramp up into northwest Cook County, Arlington Heights and surrounding communities can expect about 3.5 to 4 inches of snowfall from late Sunday night to early Tuesday morning. […]
607 Winter Weather Advisory Cloudy skies kept temperatures a little warmer at 31°F overnight Wednesday to Thursday. In the past several hours the forecast for Thursday’s snow has gone back and forth on whether precipitation […]
382 A NWS Winter Storm Warning activated Saturday, January 30, 2021 at 11:45 a.m. is in effect from 3:00 p.m. Saturday January 30, 2021 until 6:00 p.m. Sunday, January 31, 2021. Confidence is high that […]
778 Arlington Heights Snow Accumulation 4.5 inches Tuesday Morning at 7:00 AM Total snow accumulation for the Winter Storm January 25-26, 2021 is now forecast to be about 3 inches less (7.5 inches) than last […]
2,607 The Winter Storm for January 25-26, 2021 began with graupel at about 4:40 p.m. in Arlington Heights. Wet snow and heavy snow (snow water ratio 10:1) will fall from 6:00 p.m. Monday until about […]
1,635 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 […]
104 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 […]
1,416 A Winter Storm Warning was expanded this afternoon to include northern Cook County, Kane County and Lake County associated with a slight southward adjustment of the heavier snow axis and also the possibility of […]
528 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 […]
134 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 […]
153 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 […]
186 Arlington Heights and Chicago Northwest Suburbs Forecast Peak winds over 40 MPH are likely between 1:00 p.m. and 10:00 p.m. Gusts will continue above 25 MPH until about 4:00 a.m. Wednesday. An approaching surface […]
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