Know what to look for.
Roofing in the rain wet wood.
Make sure your roof is completely dry before reroofing.
Wet or rain soaked framing lumber will not rot in a matter of days.
If you see that your roof deck is wet warped or wrinkled you should not attempt to reroof.
The above article mentions that the shingles won t adhere properly if the wood or water barrier is wet when the roofing is applied.
Many of the inner components of your roof such as barriers osb boards and felt are also sensitive to water damage and should not be exposed to moisture.
Homeowners often worry that the wood is ruined if a house gets wet during construction.
Water can cause problems if the lumber is allowed to stay wet for weeks and weeks so do whatever is possible to get a roof on the house.
As wood absorbs water it expands.