Phone:(+94)81-2376746,4922992   E-mail:climate@sltnet.lk     Website: http://www.climate.lk

Thursday, October 19, 2017

Weekly Hydro-meteorological Report, 19, October 2017

Highlights:

  •   The NCEP weekly rainfall forecast predicts between 85-95 mm of total rainfall in Colombo, Gampaha and Ratnapura districts during 25-31st Oct.
  •   Between 11-17 Oct: Rainfall up to 50 mm was recorded in Colombo, Gampaha and Ratnapura districts on the 14th.
  •   From 8-14 Oct: minimum temperature of 20 OC was recorded from Nuwara Eliya district while northeastern coastal regions recorded a maximum temperature between  35-40 OC.
  •   From 10-16 Oct: up to 54 km/h, northwesterly winds were experienced by the southern half of the country and up to 36 km/h in the northern half.
  •   Average sea surface temperature was observed in the seas around Sri Lanka.

Download Full Report

Thursday, October 12, 2017

Weekly Hydro-meteorological Report, 12, October 2017

Highlights:

  •   The NCEP weekly rainfall forecast predicts between 125-135 mm of total rainfall in Jaffna district during 11th – 17th Oct.
  •   Between 3-9 Oct: Rainfall up to 80 mm was recorded in Anuradhapura and Trincomalee districts on the 7th.
  •   From 24 - 30 Sep:   minimum temperature of 20 OC was recorded from Nuwara Eliya district while northeastern coastal regions recorded a maximum temperature between  35-40 OC.
  •   From 3-9 Oct: up to 36 km/h, northwesterly winds were experienced by the southern half of the country and up to 18 km/h in the northern half.
  •   Average sea surface temperature was observed in the seas around Sri Lanka.

Download Full Report

Wednesday, October 4, 2017

Weekly Hydro-meteorological Report, 4, October 2017

Highlights:

  •   The IRI weekly rainfall forecast predicts up to 75 mm of total rainfall in Badulla district during 2nd – 7th Oct.
  •   Between 25 Sep - 1 Oct: Rainfall up to 40 mm was recorded in Colombo, Kalutara and Ratnapura districts on the 27th.
  •   From 24 - 30 Sep:   minimum temperature of 20 OC was recorded from Nuwara Eliya district while eastern coastal regions  recorded a maximum temperature between  35-40 OC.
  •   From 25 Sep - 1 Oct: up to 36 km/h, northwesterly winds were experienced by the southern and central parts of the country and up to 28 km/h in the northern regions.
  •   0.5 OC above average sea surface temperature was observed in the northern seas around Sri Lanka.

Download Full Report

Thursday, September 28, 2017

Weekly Hydro-meteorological Report, 28, September 2017

Highlights:

  •   The IRI weekly rainfall forecast predicts up to 50 mm of total rainfall in Kalutara and Galle districts during 27th Sep - 2nd Oct.
  •   Between 20 - 26 Sep: Rainfall up to 50 mm was recorded in Anuradhapura and Trincomalee districts on the 23rd.
  •   From 17 - 23 Sep:  minimum temperature of 20 OC was recorded from Nuwara Eliya district while Ampara district recorded a maximum temperature between  35-40 OC.
  •   From 19 - 25 Sep: up to 54 km/h, northwesterly winds were experienced by the southern half of the country and up to 36 km/h in the northern half.
  •   0.5 OC above average sea surface temperature was observed in the northern and eastern  seas around Sri Lanka.

Download Full Report

Thursday, September 21, 2017

Weekly Hydro-meteorological Report, 21, September 2017

Highlights:

  •   The WRF model predicts up to 36 mm of total rainfall in the western coastal regions on the 22nd.
  •   Between 13 - 19 Sep: Rainfall up to 30 mm was recorded in Jaffna and Kiinochchi districts on the 13th.
  •   From 10 - 16 Sep:  minimum temperature of 20 OC was recorded from Nuwara Eliya district while most parts of the island recorded a maximum temperature between  30-35 OC.
  •   From 12 - 18 Sep: up to 54 km/h, southwesterly winds were experienced by the entire country.
  •   0.5 OC above average sea surface temperature was observed in the northern and eastern  seas around Sri Lanka.

Download Full Report

Thursday, September 14, 2017

Weekly Hydro-meteorological Report, 14, September 2017

Highlights:

  •   The IRI weekly rainfall forecast predicts up to 75 mm of total rainfall in the Galle district during 13-18 Sep.
  •   Between 6 - 12 Sep: Rainfall up to 140 mm was recorded in Gampaha district on the 6th.
  •   From 3 - 9 Sep:  minimum temperature of 20 OC was recorded from Nuwara Eliya district while most parts of the island recorded a maximum temperature between  30-35 OC.
  •   From 5 - 11 Sep: up to 28 km/h, southwesterly winds were experienced by the southern and central regions of the country; and up to 18 km/h in the northern regions.
  •   0.5 OC above average sea surface temperature was observed in the seas around Sri Lanka.

Download Full Report

Thursday, September 7, 2017

Weekly Hydro-meteorological Report, 7, September 2017

Highlights:

  •   The IRI weekly rainfall forecast predicts extremely heavy rainfall in the southern coastal regions during 6-11 Sep.
  •   Between 30 Aug - 4 Sep: Rainfall up to 50 mm was recorded in Kurunegala district on the 2nd.
  •   From 27 Aug - 2 Sep:  minimum temperature of 20 OC was recorded from Nuwara Eliya district while eastern coastal regions of the island recorded a maximum temperature between  30-35 OC.
  •   From 29 Aug - 4 Sep: up to 20 km/h, northwesterly winds were experienced by the southern regions of the country; and up to 18 km/h in the central and northern regions.
  •   Average sea surface temperature was observed in the seas around Sri Lanka.

Download Full Report