But The News understands there are currently no concerns about the weather placing the League One clash under threat.
The Met Office has upgraded the weather warning to a ‘severe’ amber alert for parts of the county.
There’s a yellow warning in place for Fratton with rain and gusts of 51mph forecasted for kick-off time at 3pm.
Pompey’s current view is understood to be that will not put paid to the game against the struggling Shrews.
Fratton Park is sold out for the clash with Kenny Jackett’s side on a record-breaking winning run, before Tuesday’s 1-0 loss against Coventry.
The conditions look certain to have an impact on the fixture against Sam Ricketts’ side, though, who are winless in nine League One games.
Storm Ciara brought disruption to our communities last weekend and is now set to be followed by the fourth named storm of the 2019-20 season.
Last weekend’s sporting programme was hit by the conditions with horse-racing meets, rugby and football fixtures, including Manchester City’s home clash with West Ham, all called off.
The Met Office are predicting gales with speeds up to 58mph for the Portsmouth area and heavy rain. The Petersfield, West Meon and Winchester areas have been upgraded to an amber alert.
The yellow weather warning is for rain is in place from noon tomorrow until 9pm on Sunday. A yellow warning for strong winds is also in place from 10am tomorrow until 11.59pm on Sunday.