Chennai · monsoon 2026

Mazhaiமழை

Know how deep the street is before you drive into it.

4:40

Rain, next 3 hours

Velachery · radar 4:40 PM
42
mm/h now
Very heavy · peaks 5:25
mm per hour, 15 min stepsFlooding line 30
Greater Chennai Corporation · 4:10 PM
Pumps running at Ganesapuram and Madley subways. Avoid both until 7 PM.
  • Velachery42 mm
  • Madipakkam38 mm
  • T. Nagar26 mm
  • Adyar21 mm
  • Perambur14 mm
4:42
Search a street or subway
Ankle142Knee88Waist313 subways shut

Around Velachery

214 reports · 1 km
  • Velachery Main Rd
    Vijayanagar bus stand
    Waist
    38 reports · 6 min
  • Taramani Link Rd
    Both lanes to OMR
    Knee
    17 reports · 12 min
  • Madley subway
    Pumping since 2:15 PM
    Closed

7:40 PM · Madley subway, T. Nagar

From the signal it looked ankle-deep. Halfway in, it was at the door handles.

Nobody at the entrance can see the depth. The people already standing in it can.

Every street, coloured by how deep it is

Ankleup to 15 cm
Kneeup to 45 cm
Waistup to 90 cm

Pins say how deep and how fresh. Reports older than 2 hours fade out.

4:42
Search a street or subway
Ankle142Knee88Waist313 subways shut

Around Velachery

214 reports · 1 km
  • Velachery Main Rd
    Vijayanagar bus stand
    Waist
    38 reports · 6 min
  • Taramani Link Rd
    Both lanes to OMR
    Knee
    17 reports · 12 min
  • Madley subway
    Pumping since 2:15 PM
    Closed
4:44

Report water level

Skip
Velachery Main Rd
Vijayanagar · ±12 m
Change

How deep is it where you are?

Ankle
Knee
Waist
Add photo
Photos help others judge depth. Faces are blurred.

Three depths anyone can judge

Pick ankle, knee or waist against a body. No one has to guess centimetres in the rain.

Get around the water, not through it

Adyar to T. Nagar takes 9 minutes longer and stays dry.

  • 1
    Sardar Patel Rd
    Knee-deep near Adyar signal
  • 2
    Saidapet bridge
    Knee-deep, 22 reports
  • 3
    Usman Rd
    Outside Madley subway

Skipped stretches, in the order you'd have hit them.

4:51
Gandhi Nagar, Adyar
Pondy Bazaar, T. Nagar
34 min11.2 km
+9 min · skips 3 flooded stretches
Start
Via TTK Rd and Anna Salai, avoiding Saidapet
  • Aranganathan subway
    Saidapet · 8 cm, pumps on
    Open
  • Madley subway
    T. Nagar · since 2:15 PM
    Closed
  • Duraisamy subway
    West Mambalam · diverted
    Closed

Rain by the locality, three hours ahead

Now42mm/h
5:2561mm/h
6:2530mm/h
7:258mm/h
4:40

Rain, next 3 hours

Velachery · radar 4:40 PM
42
mm/h now
Very heavy · peaks 5:25
mm per hour, 15 min stepsFlooding line 30
Greater Chennai Corporation · 4:10 PM
Pumps running at Ganesapuram and Madley subways. Avoid both until 7 PM.
  • Velachery42 mm
  • Madipakkam38 mm
  • T. Nagar26 mm
  • Adyar21 mm
  • Perambur14 mm

South Chennai, 4:42 PM

2,140 reports · last hour
Ankle15 cm
Knee45 cm
Waist90 cm
Subway shut

Know before
you set out.

Chennai’s flooded streets, lit by the people already standing in them.

Ankle15 cm
Knee45 cm
Waist90 cm
MazhaiமழைA Goat Scale concept

Velachery Main Rd, Vijayanagar · reports up to 4:42 PM

Ankle to waist in
fourteen minutes.

Three reports from one street. Only the people standing in it know how deep it is.

4:22 PM
Ankle-deep
4:30 PM
Knee-deep
4:36 PM
Waist-deep
Mazhaiமழை38 reports from this street.A Goat Scale concept
Mazhai design system
Ink
#08121E
Frost
#E8F1F8
Ankle
#5FE3F0
Knee
#1F9BFF
Waist
#5B5CFF
Warning
#FFB23F
Aa
Sora
Headlines, labels, body. 600 / 500 / 400
42 mm/h
JetBrains Mono
Readings, timestamps, counts
Ankle142Knee88Waist31
OpenClosed
Post knee-deep report
Flood strokes brighten and widen with depth, so waist-deep reads first even in sunlight.
Designed by Goat ScaleConcept 054