Reports of a secondary flood were hampering recovery efforts on 28 August. [S2]

The Guardian reported that families were rushing to Nepal to search for 33 missing British nationals as fears grew of another flood. [S1]

Verification result: unverified insufficient evidence, because only The Guardian directly reports both the families’ travel and the total of 33 missing Britons; The Times confirms the British total but not the families’ travel. [S1][S5]

Nepalese and Chinese authorities warned on 28 August of possible further flooding. [S1]

Rescuers suspended survivor searches, and residents returning to Rasuwa were told to evacuate. [S1]

The flash flooding struck northern Rasuwa district near Tibet at about 8:40 a.m. local time on 26 August. [S3]

By 28 August, ABC reported at least 543 bodies recovered across the region, including 538 deaths in Nepal, with 977 people missing in Nepal. [S3]

Missing-person totals varied: S1 and S2 reported more than 1,500 missing, while S3 described nearly 1,000 and S5 said nearly 1,000 were unaccounted for; the supplied extracts do not consistently define comparable scopes. [S1][S2][S3][S5]