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DEPARTMENT OF METEOROLOGY SRI LANKA

ADVISORY

2018.04.22

Rough sea Warning Issued by the Natural Hazards Early Warning Centre At 07.00 a.m. 22 April 2018 for the period until 08.00 p.m. 24 April 2018 Western, Southern and South-eastern Sea areas of the island PLEASE BE AWARE There is a possibility that sea will be rough near shore and also the low lying in the sea areas off the coast extending from Puttalam to Batticaloa via Colombo and Galle, may experience surges up to 08:00 am of 24 April 2018 due to the effect of swell waves, having 2.5-3.0 m height (This is not for land area). There is a high possibility of surging of waves during the high tide times. The fishermen and coastal population are to be cautious during this period. SITUATION AT 07.00 a.m. Significant wave height (2.0– 3.0)m FORECAST Significant wave height can be increased (2.5-3.0)m during above period.

Weather Forecasts

Public Weather
Marine Weather
City Forecasts

WEATHER FORECAST FOR 24^th APRIL 2018

(Issued at 1200 noon on 23^rdApril 2018)

A slight change in the prevailing weather is expected from 25^th April.

Showers or thundershowers will occur at a several places in the Western, North-western, Uva, Sabaragamuwa, Central and North-central provinces and in Galle, Matara and Vauniya districts after 2.00 p.m.

Misty conditions can be expected at some places in the Sabaragamuwa and Central provinces during the morning.

There may be temporary localized strong winds during thundershowers. General public is kindly requested to take adequate precautions to minimize damages caused by lightning activity.

WEATHER FORECAST FOR SEA AREAS AROUND THE ISLAND DURING

NEXT 24 HOURS (Issued at 05.30 a.m. on 23^rd April 2018)

There is a possibility that sea will be rough near shore and also the low lying in the sea areas off the coast extending from Puttalam to Batticaloa via Colombo and Galle, may experience surges to 24^th April 2018 due to the effect of swell waves, having 2.5-3.0 m height (This is not for land area.)

Showers or thundershowers will occur at several places in the sea areas off the coast extending from Puttalam to Hambantota via Colombo and Galle.

Winds will be Southerly to South-easterly in direction in the sea areas off coast extending from Kankasanturai to Hambantota via Trincomalee and Batticaloa and Westerly to South-westerly in direction in the other sea areas. Wind speed will be 20-30kmph

WEATHER FORECAST FOR NEXT 36 HOURS

(ISSUED AT 1600 HOURS ON 23^rd April 2018)

A slight change in the prevailing weather is expected from 25^th April.

Misty conditions can be expected at some places in the Sabaragamuwa and Central provinces during the morning.

There may be temporary localized strong winds during thundershowers. General public is kindly requested to take adequate precautions to minimize damages caused by lightning activity.

Weather Forecast for Main Cities				Date :	24-Apr-2018
	Temperature (⁰C)		Relative Humidity (%)		Weather
City	Max	Min	Max	Min	Weather
Anuradhapura	35	25	90	50	Showers or thundershowers are likely after 2.00p.m
Batticaloa	34	25	90	60	Mainly fair
Colombo	32	25	90	70	Showers or thundershowers are likely after 2.00p.m
Galle	31	25	90	75	Showers or thundershowers after 2.00p.m
Jaffna	35	25	95	60	Mainly fair
Kandy	32	21	95	60	Showers or thundershowers are likely after 2.00p.m
Nuwara-Eliya	22	11	90	45	Showers or thundershowers are likely after 2.00p.m
Ratnapura	34	23	95	60	Showers or thundershowers after 2.00p.m
Trincomalee	34	25	90	60	Mainly fair
Mannar	33	26	95	70	Mainly fair