National Weather Service Cleveland OH
318 PM EDT Wed Jul 12 2017
…Periods of Torrential Rain Expected Tonight through Friday Morning…
.A very warm and humid airmass is in place across the area.
Thunderstorms will move into the area tonight into Thursday and
will be capable of producing extremely high rainfall rates.
Thunderstorms may move over the same areas repeatedly. With soils
already saturated from heavy rain earlier this week, flash
flooding is possible in any areas where excessive rainfall occurs.