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ADVISORY

2017/12/16

Weather Forecasts

  1. Public Weather
  2. Marine Weather
  3. City Forecasts

WEATHER FORECAST FOR 18th DECEMBER 2017

(Issued at 1200 noon on 17th DECEMBER 2017)

North-east monsoon conditions are expected to establish gradually over the country in next few days.

Fairly strong gusty winds (up to 50kmph) can be expected over the island.

Several spells of light showers will occur in the Eastern, Uva and Central provinces.

WEATHER FORECAST FOR SEA AREAS AROUND THE ISLAND DURING

NEXT 24 HOURS (Issued at 1200 noon on 17th December2017)

Wind speed will increase in the sea area around the island.

The deep and shallow sea area off the coast extending from Kankasanturai to Negombo via Puttalam can be rough at times as the wind speed can increase up to 60-70 kmph.

Several spells of light showers will occur in the sea areas off the coast extending from Kankasanturai to Hambantota via Trincomalee and Pottuvil.

Winds will be north-easterly in direction and wind speed will be 30-40kmph.

The sea area off the coast extending from Kankasanturai to Galle via Batticaloa and Hambanthota can be fairly rough at times as the wind speed can increase up to 50-55 kmph.

(Naval and fishing communities are requested to be vigilant in this regards).

WEATHER FORECAST FOR NEXT 36 HOURS

(ISSUED AT 1600 HOURS ON 16th December 2017)

 

North-east monsoon may establish in next few days over the Island.

Showers or thundershowers will occur at times in the Eastern, Uva and Central provinces.

Showers or thundershowers will occur at Western, Northern, and Sabaragamuwa provinces and in Galle and Matara districts particularly after 2.00p.m.

Fairly heavy falls (about 75mm) can be expected at some places particularly in the Sabaragamuwa, Uva and Central provinces and in the Galle and Matara districts.

Fairly strong gusty winds (up to 50kmph) can be expected over the island.

Misty conditions can be expected at some places in the Western, 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 : 17-Dec-2017
  Temperature (0C) Relative Humidity (%) Weather
City Max Min Max Min
Anuradhapura 31 24 95 70 Few showers
Batticaloa 29 26 90 80 Several spells of showers
Colombo 31 24 90 70 Showers or thundershowers are likely after 2.00p.m
Galle 30 24 90 75 Showers or thundershowers after 2.00p.m
Jaffna 30 25 90 75 Several spells of showers
Kandy 30 20 95 65 Showers or thundershowers at times
Nuwara-Eliya 19 14 95 85 Several spells of showers
Ratnapura 32 23 95 60 Showers or thundershowers after 2.00p.m
Trincomalee 30 26 90 75 Showers or thundershowers at times
Mannar 29 24 90 75 Few showers



 


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