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DEPARTMENT OF METEOROLOGY SRI LANKA

ADVISORY

2018-09-20

Strong Winds and Rough seas Advisory Issued by the Natural Hazards Early Warning Centre At 02.00 p.m. 20th September 2018 for the period until 02.00 p.m. 21st September 2018

Weather Forecasts

Public Weather
Marine Weather
City Forecasts

WEATHER FORECAST FOR 22^nd September 2018

(Issued at 1200 noon on 21^st September 2018)

The possibility for afternoon thundershowers over the Island, particularly in the Northern, Eastern, North-central and Uva provinces from 23^rd September is high.

Showers or thundershowers will occur at several places in Central, Sabaragamuwa, Southern and Western provinces. Several spells of showers will occur inNorth-western province.

Showers or thundershowers will occur at several places in Eastern and Uva provinces after 2.00 p.m.

Fairly heavy falls about 50 mm can be expected at some places in the Central, Sabaragamuwa and Uva provinces.

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 1200 noon on 21^st September 2018)

Showers or thundershowers will occur at times in the sea areas extending from Puttalam to Hambanthota via Colombo and Galle.

Winds will be south-westerly in direction in the sea area around the island. Wind speed will be 30-40 kmph.

The sea area extending from Hambantota to Batticaloa via Pottuvil can be rough at times as the wind speed can increase up to 50-55 kmph at times.

The wind speed can increase up to 50 kmph at times in the sea area extending from Mannar to Kankasanturai.

Naval and fishing communities are requested to be vigilant in this regard.

WEATHER FORECAST FOR NEXT 36 HOURS

(ISSUED AT 1600 HOURS ON 21^st SEPTEMBER 2018)

The possibility for afternoon thundershowers over the Island, particularly in the Northern, Eastern, North-central and Uva provinces from 23^rd September is high.

Tonight: Showers or thundershowers will occur at times in Central, Sabaragamuwa, Southern and Western provinces.

Showers or thundershowers will occur at several places in Eastern, Uva and North-western provinces.

Heavy falls about 100 mm can be expected at some places in the Sabaragamuwa province and in Galle, Matara and Kaluthara districts.

Tomorrow: Showers or thundershowers will occur at several places in Central, Sabaragamuwa, Southern and Western provinces. Several spells of showers will occur inNorth-western province.

Showers or thundershowers will occur at several places in Eastern and Uva provinces after 2.00 p.m.

Fairly heavy falls about 50 mm can be expected at some places in the Central, Sabaragamuwa and Uva provinces.

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 :	22-Sep-2018
City	Temperature (⁰C)		Relative Humidity (%)		Weather
City	Max	Min	Max	Min	Weather
Anuradhapura	33	24	90	55	Showers or thundershowers are likely after 2.00p.m
Batticaloa	33	25	90	60	Showers or thundershowers after 2.00p.m
Colombo	31	25	90	75	Several spells of showers
Galle	30	26	90	80	Several spells of showers
Jaffna	32	26	90	65	Mainly fair
Kandy	29	21	95	75	Showers or thundershowers
Nuwara-Eliya	17	12	95	80	Showers or thundershowers
Ratnapura	30	23	95	85	Showers or thundershowers
Trincomalee	36	26	85	55	Showers or thundershowers after 2.00p.m
Mannar	31	27	85	70	Mainly fair