WET and wild weather overnight escalated the potential flood risk for Northern Tasmania's three major rivers.
Residents in the Meander, North Esk, and Upper South Esk river catchment areas were issued with a minor flood warning as a cold front, expected to dump between 20 to 40 millimetres of rainfall in a 24-hour period to 9am today, crossed the state.
All Northern river basins and the Huon River are also on flood watch alert.
Police received numerous reports of roads in Deloraine and Westbury being covered in water about 9pm.
Police said and eight-kilometre stretch of Birralee Road was covered in shallow water.
The Bureau of Meteorology said the complex area of low pressure would hover in the North this morning before persisting South over the next few days.
The bureau said persistent rain in the saturated catchment areas would cause streams and river levels to rise to minor flood levels late last night into today.
Predicted river peaks today _
Meander: between 1.7 to 2 metres at Deloraine and 5.5 to 6 metres at Strathbridge (afternoon).
North Esk: between 2.6 to 2.9 metres at Corra Linn (morning).
South Esk: between 4 to 4.5 metres at Fingal (afternoon).
A severe weather warning for damaging winds around 50 to 60km/h was also publicised yesterday afternoon, with a gust of 141km/h at Scotts Peak recorded at 4.34pm.
There is a marine wind warning for all coastal areas current today.
Rain is forecast to ease to scattered showers this morning and clear this evening, with the chance of a thunderstorm this afternoon.
Police advised motorists to drive to the conditions and not enter flooded road areas.