Write-ups

(How the Hanwella peak resulted in the Nagalagam Street peak) Hanwella (m) → Nagalagam Street, Colombo (ft) ◽️ 1989: 11.56 m → 9.2 ft ◽️ 1992: 8.27 m → 5.1 ft ◽️ 1999: 9.39 m → 6.6 ft ◽️ 2005: 9...

⭕️ Current Water Level: 7.6 ft 🔺 ⭕️ Colombo flood levels are now at 2016 levels and are expected to rise further over the next 12 hours. #SriLanka🇱🇰 #StaySafe 🙏

⭕️ Water levels at Glencourse are now below the minor flood level, and Hanwella is receding slowly at roughly 5 cm per hour. ⭕️ At Nagalagam Street, the water level has risen to 7.55 ft, while the...

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⭕️ Current Water Level: 7.5 ft ⭕️ Major Flood Level: 7 ft #SriLanka 🇱🇰 #StaySafe 🙏

⭕️ In 2025, it has remained above that level for more than 40 hours. With water staying high for so long upstream, Colombo’s floodwaters may not recede within the typical 2-3 day timeframe....

⭕️ Looking at the last two major floods, 2016 and 1989, Colombo’s peak water level usually arrives about 30 hours after the peak at Hanwella. ⭕️ In the current situation, Hanwella crossed its major...

⭕️ Current Water Level: 10.82 m🔻 ⭕️ Major Flood Level: 10.00 m #SriLanka 🇱🇰 #StaySafe 🙏

⭕️ Current Water Level: 7.3 ft 🔺 ⭕️ Major Flood Level: 7 ft #SriLanka 🇱🇰 #StaySafe 🙏

⭕️ Current Water Level: 7.2 ft 🔺 ⭕️ Major Flood Level: 7 ft #SriLanka 🇱🇰 #StaySafe 🙏

⭕️ The Ambatale flood control barrier has begun to overflow as the Kelani River continues to rise rapidly. ⭕️ An urgent evacuation advisory has been issued for Malabe, Kaduwela, and surrounding...

⭕️ The water level at Nagalagam Street has risen to 7.1 ft. The official Major Flood level is 7 ft, which means the flood situation in Colombo is now officially at Major Flood status. ⭕️ During the...

⭕️ Nagalagam Street water level has risen to 6.8 ft. The official Major Flood level is 7 ft. Upstream water is now slowly reaching Colombo. ⭕️ During the 2016 floods, the Nagalagam Street water...

⭕️ Nagalagam Street water level has risen to 6.65 ft; the official Major Flood level is 7 ft. Upstream water is now slowly reaching Colombo. ⭕️ During the 2016 floods, Nagalagam Street water level...

⭕️ Water levels at the Hanwella river gauge continue to rise, staying above the major flood level. As of 7:00 PM, it has reached 10.89m and is still increasing. #SriLanka 🇱🇰 #StaySafe 🙏

Ongoing severe weather in Sri Lanka has caused 132 fatalities, 176 missing cases, and impacted over 22,212 families, per DMC.

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Hanwella → Nagalagam St(Colombo) in major floods: ▫️1989: 11.56m → 2.80m ▫️1992: 8.27m → 1.54m ▫️1999: 9.39m → 2.01m ▫️2005: 9.07m → 1.72m ▫️2008 (Apr): 9.91m → 1.75m ▫️2008 (Jun): 9.51m → 1.80m...

⭕️ Water levels at the Hanwella river gauge continue to rise, staying above the major flood level. As of 4:00 PM, it has reached 10.83m and is still increasing. #SriLanka 🇱🇰 #StaySafe 🙏

⭕️Max rainfall: 295.9 mm Kilinochchi #SriLanka 🇱🇰

⭕️ Hanwella water levels continue to rise. In the past 16 hours, the water level at Hanwella has increased by ~90 cm. #SriLanka 🇱🇰 #StaySafe 🙏