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Sistem Pemantauan Hidrologi

Perbadanan Putrajaya

Rain Classification Index

NO RAIN

0 - 0.3 (mm)

LIGHT RAIN

4.57 - 9.64 (mm)

MODERATE RAIN

9.65 - 22.34 (mm)

MODERATE HEAVY RAIN

22.35 - 44.19 (mm)

HEAVY RAIN

44.20 - 88.90 (mm)

Wind Classification Index

CALM

0 - 1 km/h (Scale 0)

LIGHT AIR

1 - 5 km/h (Scale 1)

LIGHT BREEZE

5 - 11 km/h (Scale 2)

GENTLE BREEZE

11 - 19 km/h (Scale 3)

MODERATE BREEZE

19 - 28 (Scale 4)

FRESH BREEZE

28 - 38 (Scale 5)

STRONG BREEZE

38 - 50 (Scale 6)

NEAR GALE

50 - 61 (Scale 7)

GALE

62 - 74 (Scale 8)

RMS 01

Heavy Rain (mm/hr)

Light Air (scale)

RMS 02

Light Rain (mm/hr)

Calm Air (scale)

RMS 03

Light Rain (mm/hr)

Calm Air (scale)

RMS 04

Moderate Rain (mm/hr)

Calm Air (scale)

WMS 01

Light Rain (mm/hr)

Calm Air (scale)

WMS 02

Moderate Rain (mm/hr)

Gentle Air (scale)

DISCLAIMER: This site is to provide information for general public’s viewing and guidance only. We also cannot guarantee the availability or timely delivery of data. The information should not be use to support operational observation, forecasting or disaster mitigation operations.