National Weather Service Chicago/Romeoville, IL

weather.gov/chicago | facebook.com/NWSChicago | @NWSChicago

Created: 2/8/2018 1:36 PM Central

Heavy Snow Tonight Thru Fri Eve

2/8/18, 1 PM CST

Additional Notes

Bottom Line

• Expect significant snowfall amounts that will

significantly impact the Friday morning and afternoon

commutes.

High Confidence

• Increasing confidence in the occurrence of a band of

moderate to heavy snow (possibly up to 2”/hr)

occurring late tonight into Fri north of I-80

Lower Confidence

• Snowfall amounts south of I-80 through Friday

morning. • Potential for a sharp cut-off to snowfall on southern flank

which may result in lighter snowfall amounts

• Snowfall amounts late Fri night into Sun

Winter Headlines

Blizzard Watch

Winter Storm Warning

This Evening – Friday Evening

Winter Headlines

Winter Storm Warning

Winter Weather Advisory

Winter Storm Watch

AM Commute Friday – Very Hazardous Travel Expected

Snow to start here

near sunset

NWS Chicago weather.gov/chicago 2/8/2018 1:37 PM

Photo:

Colleen Heneghan Boyer

2” - 3”

8” - 12”

Snow Amounts by

Friday 6am CST

Illinois Road Status Map Example

1 - 2” Winter Storm Warning

Winter Weather Advisory

• Moderate to Heavy

Snowfall Rates: • Up to 2” per hour in heaviest

snow 2 to 8am.

• Low Visibility: • 1/4 mile or less at times

• Snow Covered Roads

MUCH Longer

Travel Times

6 – 10”

Highest Amounts

Lowest Amounts

1 - 2”

2 - 3”

3 - 4” 4 - 6”

6 - 8” 8 - 12” 12 - 18”

18 - 24”

Forecast Total Snow Accumulation

Thursday Evening – Friday Evening

< 1”

2 - 8”

8 – 14”

7 – 12”

Isolated

higher amounts

Items to have in your car:

• Mobile phone, charger,

batteries

• Blankets/sleeping bags

• Flashlight with extra batteries

• First-aid kit

• High-calorie, non-perishable

food and water

• Extra clothing to keep dry

• Sack of sand or cat litter for

traction

• Shovel & tool kit

• Battery booster cables

• Compass and road maps

For Illinois road conditions

please refer to

gettingaroundillinois.com

For Indiana road conditions

refer to Trafficwise INDOT

Road Conditions