Katherine was treated to a late lightning show overnight.
The same squall line of storms continued travelling north-west across the Top End.
Reporter Roxanne Fitzgerald shot this short video about 10pm in Katherine South last night.
The poor wet season rains continued with wildly varied rainfall totals.
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About 20mm fell in the town, although there was less in Katherine East.
Tindal's official weather station recorded 4mm with about 39mm at Florina and 40mm at Edith Farms.
There remains a chance of more rain today with temperatures still climbing to record levels as the week goes on.
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