Watch out, flooding from the Ohio River may change your commute this week.

With forecasts showing that the Ohio River may rise as high as 30 feet at the McAlpine Upper Dam by Friday — well above the 23-foot benchmark for significant flooding — officials have laid out what closures look like on both sides of the river.

The National Weather Service issued a flood warning for Kentucky and Southern Indiana cities near the Ohio River starting Tuesday afternoon until further notice.

The region is expected to receive 2 to 3 inches of rain through Wednesday, and parts of western Kentucky could see 3 to 4 inches.

Here's what road closures look like along the Ohio River, both east and west of Louisville:

New Albany road closures

As of Monday afternoon, Water Street, near the Riverfront Amphitheater, is closed at the boat ramp due to rising waters.

Early Tuesday morning, Old Ford Road is projected to be closed at the intersection of Old Ford Road and Armstrong Bend Road. Signage will be placed at both ends of Old Ford Road to notify residents of the closure.

Downtown Louisville and to the east: Road closures and flooding

The Ohio River at the McAlpine Upper Dam, located closest to Waterfront Park, was just over 25 feet Tuesday afternoon.

At 23 feet, the river at McAlpine Upper is considered flood stage.

According to the National Weather Service, here are street closures and/or flooding concerns that correspond with the following river gauge heights at the McAlpine Upper Dam, which tops out around 55 feet:

23 feet

Sections of River Road are closed from Third to Eighth streets

Areas of Eifler Beach and Juniper Beach are cut off

Parts of Campbell Street, Frankfort Avenue and Mockingbird Valley Road close

Right turns onto River Road from the Interstate 64 ramp are prohibited

24.5 feet

Waldoah Beach and Transylvania Beach areas are cut off

River Road near Indian Hills Trail floods

Adams Street and Witherspoon Road close

26 feet

Mockingbird Valley Road floods south of Mellwood Avenue

27 feet

River Road floods at many locations from 3rd Street to Glenview

Blankenbaker Lane closes south of River Road

River Dell Road floods at Mellwood Avenue

Riverside Drive floods at many locations

28 feet

More sections of River Road floods

Beachland Beach area is cut off

Lime Kiln Lane floods south of River Road

30 feet

Utica Pike floods at Duffy's Landing in Jeffersonville

32 feet

Second Street is floodgate is closed

Indiana and west of Louisville: Road closures and flooding

The McAlpine Lower Dam tops out at around 89 feet and is located near Sand Island closest to New Albany.

The McAlpine Lower Dam was over 56 feet on Tuesday afternoon.

These are closures related to the McAlpine Lower Dam:

55 feet

Parks and riverfront areas in Clarksville and New Albany flood

Some yards along Dixie Highway from Pleasure Ridge Park to West Point, Kentucky, flood

58 feet

IN 111 is flooded upstream of Bridgeport

59 feet

Overbrook Road floods south of Lake Dreamland Road

65 feet

Parts of Dixie Highway flood from Gene Synder Freeway interchange to West Point, Kentucky.

Riverfront parks in Clarksville and New Albany flood

66 feet

Lock is closed

Floodgates at Riverport are closed

71 feet

KY 44 is closed

74 feet

Houk Lane is closed at floodgate

76 feet

Dixie Highway) closed at floodgate

88.5 feet

The waters reach the top of the flood wall

A large part of downtown Louisville floods

Parts of I-64 and I-65 flood

Homes along Dixie Highway are destroyed

New Albany and Clarksville will suffer major damage

Reach Thomas Novelly at 502-582-4465 or by email at tnovelly@courier-journal.com. Follow him on twitter @TomNovelly.