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

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.
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.

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 snow Monday evening with rates of one inch per hour or more will occur from I-80 north to about the middle of Lake County and southeast McHenry County. Wind gusts of around 35 mph are expected to peak from 7:00 p.m. to 11:00 p.m. Total snow amounts at the end of the intense snow period Tuesday morning at 11:00 a.m. are forecast to be 5 to 8 inches in a band that centers around Arlington Heights and other northwest suburbs. An additional 0.5 inch of snow is forecast for the period from noon to 5:00 p.m. Tuesday.




Possibly the onset of snow could be delayed if a trend of a dryer air persists Monday.

Snow composition forecast to be on the wet side for good snowballs and snowman building. Icing is forecast along and south of I-80, and is not forecast for the northwest suburbs.

Snowfall rates will make traveling hazardous with very low visibility at times.

Fortunately, a severe cold period is not forecast following the snowfall.

Weather Radar in northeast Illinois is clear.

 O’HARE FORECAST … 

Winter Storm Warning

Lakeshore Flood Advisory

Tonight: A slight chance of flurries after 4am. Cloudy, with a low around 26. North wind 5 to 10 mph, with gusts as high as 15 mph.

Monday: Snow likely, mainly after 5pm. Cloudy, with a high near 33. Breezy, with an east northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Monday Night: Snow. The snow could be heavy at times. Low around 30. Blustery, with a northeast wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

Tuesday: Snow. High near 31. Northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

Tuesday Night: A 20 percent chance of snow before midnight. Cloudy, with a low around 27. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.




Wednesday: A 40 percent chance of snow, mainly after noon. Cloudy, with a high near 30.

Wednesday Night: Mostly cloudy, with a low around 19.

Thursday: Partly sunny, with a high near 29.

Thursday Night: Partly cloudy, with a low around 17.

Friday: Partly sunny, with a high near 32.

Friday Night: Mostly cloudy, with a low around 25.




Saturday: A chance of rain and snow. Mostly cloudy, with a high near 37.

Saturday Night: A chance of rain and snow. Cloudy, with a low around 32.

Sunday: A chance of rain and snow. Cloudy, with a high near 38.

 LAKE TEMPS … 

SOUTHERN LAKE MICHIGAN WATER TEMPERATURES
NATIONAL WEATHER SERVICE CHICAGO/ROMEOVILLE IL
905 AM CST Sun Jan 24 2021

LAKE MICHIGAN WATER TEMPERATURES…

CHICAGO SHORE……….38.

CHICAGO CRIB……….35.

MICHIGAN CITY……….34.

&&

M IS FOR MISSING DATA THAT IS NORMALLY AVAILABLE.

THE MICHIGAN CITY WATER TEMPERATURE SENSOR IS LOCATED AT A WATERINTAKE ONE MILE OFFSHORE AND 60 FEET BELOW WATER SURFACE. IT IS READ EVERY DAY OF THE YEAR.

january.chicagoweatherstation.com

Arlingtoncardinal.com/radar

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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.
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.