Several spells of showers may occur in Galle and Matara districts and a few showers will occur in Western and Sabaragamuwa provinces.

Several spells of showers may occur in Galle and Matara districts and a few showers will occur in Western and Sabaragamuwa provinces.

Mainly fair weather will prevail elsewhere over the Island.

Fairly strong winds about (40-45) kmph can be expected at times in Northern, North-Central and North-Western provinces, and in Trincomalee and Hambantota districts.

Sea Area around Sri Lanka

WEATHER FORECAST FOR SEA AREAS AROUND THE ISLAND DURING NEXT 24 HOURS

Issued at 05.30 a.m. on 18 August 2023

Condition of Rain:

Showers may occur at a few places in the sea areas off the coast extending from Colombo to Matara via Galle.

Winds:

Winds will be south-westerly and speed will be (25-35) kmph.

Wind speed may increase up to (45-55) kmph at times in the sea areas off the coast extending from Hambantota to Pottuvil and Puttalam to Trincomalee via Kankasanthurai and Mannar.

State of Sea:

The sea areas off the coast extending from Hambantota to Pottuvil and Puttalam to Kankasanthurai via Mannar can be rough at times.

LAST 24 HOURS

max temperature

Max. Temperature 38.1°C
Polonnaruwa

min temperature

Min. Temperature 14.8°C
Nuwara Eliya

max rain

Max. Rainfall 20.3mm
MATUGAMA(KALUTHRA)

Multi-day Boats Forecast

WEATHER FORECAST FOR MULTI-DAY BOATS

For the sea areas in between 20N - 10S and 60E-100E

(Issued at 07.00 a.m. on 18 August 2023, for next 24hours)

Sea areas around the Island

 

Condition of Rain:
Showers may occur at a few places in the sea areas off the coast extending from Colombo to Matara via Galle
Winds:

Winds will be south-westerly and speed will be (25-35) kmph.

Wind speed may increase up to (45-55) kmph at times in the sea areas off the coast extending from Hambantota to Pottuvil and Puttalam to Trincomalee via Kankasanthurai and Mannar.

 

State of Sea:
The sea areas off the coast extending from Hambantota to Pottuvil and Puttalam to Kankasanthurai via Mannar can be rough at times.

 

 

 

 

 

 

Bay of Bengal

Weather:

15N-20N, 80E-100E     : Showers or thundershowers at most places.

EQ-05N, 80E-90E         : Showers or thundershowers at several places.

Other sea areas          : Showers or thundershowers at a few places.

Winds:

05N – 20N, 80E-100E  : South-westerly / (30-40) kmph, gusting up to (50-60) kmph.

Other sea areas          : South-westerly / (20-30) kmph, gusting up to 40 kmph.

State of the Sea:

05N– 20N, 80E-100E    : Fairly rough, rough at times.

Other sea areas          : Moderate, fairly rough at times.

 

Arabian Sea

 

Weather:

EQ-10N, 70E-80E       : Showers or thundershowers at few places.

Other sea areas          : Mainly fair weather.

Winds:

05N-12N, 60E-70E      : Southerly to South-westerly / (10-20) kmph

12N-20N, 60E-70E      : South-westerly / (30-40) kmph, gusting up to 50 kmph.

EQ-05N, 60E-70E        : South-Easterly/ (15-25) kmph.

EQ-10N, 70E-80E        : Westerly to South-Westerly/ (30-40) kmph; gusting up to 50kmph.

Other sea areas          : North-westerly or VRB/ (10-20) kmph.

State of the Sea

10N-20N, 60E-70E       : Moderate, fairly rough at times.

EQ-10N, 75E-80E        : Moderate to fairly rough.

Other sea areas          : Slight to moderate.

South Indian Ocean:

Weather:

06S-10S, 60E-65E        : Showers or thundershowers at most places.

EQ-10S, 70E-100E       : Showers or thundershowers at several places.

Other sea areas          : Mainly fair.

 

Winds:

02S-10S, 60E-100E      : South-easterly/ (35-45) kmph, gusting up to (50-60)kmph.

Other sea areas          : South-easterly or Variable / (20-30) kmph.

State of the Sea:

02S-10S, 60E-100E      : Fairly rough, rough at times.

Other sea areas           : Slight to moderate.

           

**Temporary strong gusty winds and rough seas can be expected during thundershowers.

 

Duty-Meteorologist

Department of Meteorology