Arlington Heights Weather Forecast: Heavy Rain Sunday Through Early Monday Morning, Cooler Monday

Chicagoland weather radar shows storms leaving the area northeast across Lake Michigan. Storms passed mostly across McHenry County and Lake County and far north Cook County about 3:10 a.m. to 3:30 a.m. Sunday morning.

Rain is possible all day Sunday and Sunday night. Rainfall amount of 2.0 to 2.15 inches of rain is possible from 7:00 a.m. Sunday to 7:00 a.m. Monday. Check that sewer grates and gutters are clear, and down spout extensions are connected.

Gusty 20 MPH SW winds are expected to diminish this morning about 8:00 a.m., and pick up again about 2:00 p.m. with gusts of 23 MPH to 31 MPH


Severe weather outlook from NOAA Storm Prediction Center.

TODAY Sunrise: 6:14 Sunset: 7:31
Showers and thunderstorms, mainly after 7am. Some of the storms could produce heavy rainfall. High near 71 at about noon with temperatures falling gradually after 1:00 p.m. South wind around 15 mph, with gusts as high as 25 to 31 MPH. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible. to a total of over 2 inches by Monday morning.

Tonight Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 37. Breezy, with a south wind 10 to 20 mph becoming north in the evening about 9:00 p.m. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

Monday A chance of showers. Cloudy, with a high near 42 at 4:00 p.m. Breezy, with a north wind 15 to 20 mph, with gusts as high as 31 mph. Chance of precipitation is 50%.

Monday Night A chance of rain and snow showers before 1am. Mostly cloudy, with a low around 26. North wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

Tuesday Mostly sunny, with a high near 41. Northwest wind around 10 mph, with gusts as high as 15 mph.

Tuesday Night Partly cloudy, with a low around 28.

Wednesday Mostly sunny, with a high near 50.

Wednesday Night Partly cloudy, with a low around 36.

Thursday Partly sunny, with a high near 57.

Thursday Night A slight chance of rain. Mostly cloudy, with a low around 39.

Friday A chance of rain. Mostly cloudy, with a high near 55.

Friday Night A chance of rain. Mostly cloudy, with a low around 38.

Saturday A chance of rain. Mostly cloudy, with a high near 57.


Tornado outlook from NOAA Storm Prediction Center.

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