Highlights • Fairly heavy rainfall is predicted for Central province and less rainfall is expected for the rest of the country during 19th - 23rd August. • During the last week, the average daily rainfall over Sri Lanka was 0.4 mm and hydro catchment areas have received 0.9 mm on average. • From 8th- 14th August, south-westerlies of 15m/s ...
Highlights • Heavy rainfall is predicted for the Western and Sabaragamuwa provinces and Galle and Matara districts. The rest of the country is expected to have less rainfall during 16th-21st June • During the last week,the average daily rainfall over Sri Lanka was 1.4 mm and hydro catchment areas have received 2.9 mm on average. • From 6th - ...
Highlights • Moderately heavy (≥ 40 mm) rainfall is predicted for the Sabaragamuwa, Uva, and Eastern provinces during 24th - 30th November. • During the last week, the average daily rainfall over Sri Lanka was 0.8 mm & hydro catchment areas received 0.8 mm on average and the highest average rainfall (1.6 mm) was received to the Eastern plains ...
Highlights • High likelihood of fairly heavy rainfall (50 - 100 mm) is predicted for the Western, Southern, Sabaragamuwa, North Western, Central provinces and moderate rainfall (25 - 50 mm) is predicted for the rest during 29 May - 4 June. • On average 8.6 mm was received in SL, rainfall was concentrated on the western hills (22 mm) ...
Highlights: The IRI weekly rainfall forecast predicts total rainfall up to 300 mm in Mullaitivu and Trincomalee districts during 12 – 17 Dec. Between 4 - 10 Dec: up to 120 mm of rainfall was recorded in Galle district on the 4th. From 2 – 8 Dec: Nuwara Eliya district recorded a minimum temperature between 10-15 OC and ...
Highlights: Drought conditions were seen throughout the country with only less than 10 mm/day rainfall received mostly by the south-western region of the country. WRF, CFS and GFS rainfall prediction models predict high rainfall after the 15th October. High rainfall (up to 125 mm) is expected in south-western, western and eastern regions of the country. During 12th- 17th very heavy ...
Highlights • Heavy rainfall is predicted for central and sabaragamuwa provinces and less rainfall is expected for the rest of the country during 26th - 31st August. • During the last week, the average daily rainfall over Sri Lanka was 1.9 mm and hydro catchment areas have received 6.8 mm on average. • From 16th- 22nd August, westerly to ...
Highlights: The WRF model predicts up to 64 mm of rainfall in Colombo and Kalutara districts on 26th of August. Between 16-22 Aug: Rainfall up to 90 mm was recorded in Ratnapura district on the 18th. From 13-19 Aug: minimum temperature of 20 OC was recorded from Nuwara Eliya district while southeastern regions of the island recorded a maximum temperature ...
Highlights: The NCEP GFS model predicts no rainfall over Sri Lanka for next week. Between 3-9 Jan: highest rainfall of 10 mm was recorded on the 3rd in Hambantota town. From 1-7 Jan: minimum temperature of 15 OC was recorded from Nuwara Eliya district while many parts of the island recorded a maximum temperature between 30-35 OC. From 1-7 ...
Highlights: Up to 40 mm rainfall was observed in northern, north eastern and north western regions of the country during the time period 10th-16th November. Heavy rainfall up to 180 mm was observed in ocean near Kilinochchi on 13th November and up to 160 mm in Jaffna, Kilinochchi and Mannar island on 15th November. Rainfall up to 100 mm ...
Highlights • High probability of heavy rainfall (100 - 135 mm) for the entire country during 1 - 7 November. >100 mm of Heavy rainfall is predicted during 8 - 14 November. • During the last week, average daily rainfall over Sri Lanka was 10.0 mm and hydro catchment was 13.7 mm. The rainfall of last week was twice ...
Highlights • Fairly heavy rainfall is predicted for Central, Southern, Western and Sabaragamuwa provinces during 15th - 19th Oct. Greater likelihood of dry tendency is predicted for southern Sri Lanka from Oct to Dec. • Very heavy rainfall was observed in the Northern and North Western provinces with max of 200.3 mm in Jaffna district on 10thOct according to ground ...
Highlights • The NOAA weekly rainfall forecast predicts up to 100 mm Galle, Kalutara, Colombo and Gampaha district during 17th -22nd September• Between 10th- 16th September: up to 30 mm of rainfall was recorded in Jaffna, Kilinochchi, Trincomalee, Anuradhapura, Polonnaruwa and Ratnapura districts on 13th September.• From 18th- 24th September: up to 15 km/h, westerly winds were experienced by ...
Highlights: The WRF model predicts up to 65 mm of rainfall in Ampara district on the 3rd. Between 22-28 Feb: highest rainfall of 90 mm was recorded on the 28th in Hambantota district. From 19-25 Feb: minimum temperature of 15 OC was recorded fr om Nuwara Eliya district while many parts of the island recorded a maximum temperature between 30-35 ...
Highlights: The IRI weekly rainfall forecast predicts up to 15 mm of total rainfall in Anuradhapura and Trincomalee districts during 20 – 26 Feb. Between 13 - 18 Feb: up to 70 mm of rainfalls were recorded in Ratnapura district on the 16th. From 12 – 18 Feb: up to 22 km/h, easterly winds were experienced by ...
Highlights • During 7 - 13 Aug, high likelihood of fairly heavy rainfall (50 - 100 mm) is predicted for the Sabaragamuwa, Western, North Western, and Southern provinces and moderate rainfall (25 - 50 mm) is predicted for the Uva, North Central, Central, Northern and Eastern provinces. • On average, 2.4 mm was received in SL and rainfall was ...
Highlights • During 24th-28th June, fairly heavy rainfall (>75mm) is predicted for Kalutara, Colombo & Galle districts; and showers (>55 mm) will occur in Ratnapura & Puttalam districts. • During the last week,the average daily rainfall over Sri Lanka was 4.9 mm and hydro catchment areas have received 3.6 mm on average. • From 13th - 19th June, up ...
Highlights • Heavy rainfall of 135 mm expected in Eastern province during 20th – 26th Jan & dangerously heavy rainfall expected in Batticaloa during 27th Jan - 2nd Feb. • Heavy rainfall was experienced in Sabaragamuwa, Western, Eastern & Southern provinces.Up to 135 mm max in Ratnapura on 16th Jan.• From 12th - 18thJan: up to 8 km/h Northeasterly ...
Highlights • High likelihood of fairly heavy rainfall (55mm) is predicted for the Western province and moderate rainfall (25 - 50mm) is predicted for the rest during 15 - 21 April. • On average, only 70mm of rainfall was received over the country during 16 Mar - 14 April. Average rainfall for SL was 5.9mm and for the hydro-catchment areas ...
Highlights • Up to 55 - 95 mm fairly heavy rainfall is expected in Sabaragamuwa, Western, Southern, Northern, North Central, North Western, Uva & Central provinces during 6th-10thMay • During the last week, average daily rainfall over Sri Lanka was 6.6 mm and hydro catchment areas have received 9.9 mm on average. • From 25th April - 1st May, up ...