Boaties being warned about seas of up to 2.5m in Hervey Bay
UPDATE: Hervey Bay boaties are still being warned about strong winds, with the Bureau of Meteorology predicting seas of up to 2.5m in the bay.
In a warning issued at 4.45pm on Thursday, the bureau said winds were expected to reach 25-30 knots.
Showers have hit the Fraser Coast on Thursday, marring the short-lived sunny weather.
About 5mm of rain has fallen in Hervey Bay and less than 1mm in Maryborough from 9am to 3pm.
The bureau is predicting a few showers for Hervey Bay and Maryborough on Friday.
Visit bom.gov.au for the latest weather forecasts and warnings.
EARLIER: Sunny weather has dried out the sodden Fraser Coast in the past few days but the perfect weather may be short-lived.
A monsoon low was 750km east of Townsville on Wednesday and was expected to develop into tropical Cyclone Sandra on Thursday morning.
Bureau of Meteorology technical officer Ken Kato said there would be an increase in wind and rain for the Wide Bay area.
"We expect it to drift off the coast while intensifying," he said.
"From the weekend there's a bit of uncertainty on where it will go."
Scattered showers are expected to hit the eastern parts of the Wide Bay region from Thursday and continue through the weekend.
Only 5mm of rain is predicted each day, significantly less than in recent weeks.
On Wednesday, Hervey Bay was issued with a strong wind warning with gusts up to 30 knots.
The bureau was also predicting seas to 3m in open waters and to 2.5m in Hervey Bay.
Volunteer Marine Rescue Commodore Tom Hudson said conditions were dangerous on the water.