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Monday, September 5, 2016

Hydro-meteorological Highlights , 5, September 2016

Highlights :Wet weather conditions were experienced in the previous week from 28th August to 3rd September especially in the northern and north eastern regions of the island. On the 28th up to 40 mm of rainfall was recorded in the Trincomalee, up to 30 mm of rain was recorded in Pulmudai and Trincomalee towns while the rest of the Trincomalee, Vavuniya and Mullaitivu districts experienced up to 20 mm of rainfall. On 30th up to 40 mm of rainfall was recorded in the Jaffna sea a few kilometers away from the island. On the 31st up to 30 mm of rainfall was recorded in Jaffna district, close to Ullukulama in the border of Anuradhapura and Vavuniya districts, Ratnapura area and in the South eastern sea close to Galle. On the same day up to 20 mm of rainfall was recorded in Kilinochchi, Ratnapura, Kalutara, Galle and in the border of Ratnapura, Moneragala and Hambanthota. On 2nd up to 20 mm of rainfall was recorded close to Pooneryn in Kilinochchi district. The RFE 7 tool shows 25-50 mm above normal rainfall in the Jaffna district for the previous week. The lowest temperature was recorded from Nuwara Eliya district to be between 15-20 OC while the maximum temperature was recorded from Mullaitivu and Trincomalee areas to be between 35-40 OC. The entire country experienced up to 55 km/h north westerly wind except the northern region. The IMD GFS model predicts dry weather in the coming week from 5th- 11th September except 10-20 mm of rainfall in the western sea on 11th. Wind speed is expected to be reduced at the 800 mb level and up to 36 km/h north westerly wind is expected all over the island except in the northern region.

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