Flash Flooding and Strong Thunderstorms Remain Possible Through Monday

Heavy showers and storms continue to be possible across the region through Monday as high water lingers across portions of the area from prior rainfall. Heavy downpours within storms could result in additional instances of flash flooding. A Flood Watch remains in effect into Monday morning. Please keep updated on the forecast and have a way to receive warnings. Remember: Turn Around, Don't Drown! Read More >

Hazardous Weather Conditions

Flood Watch until August 18, 02:00 AM EDT

Current conditions at

Greater Portsmouth Regional Airport (KPMH)

Lat: 38.84°NLon: 82.85°WElev: 663ft.

Fair

75°F

24°C

Humidity	100%
Wind Speed	Calm
Barometer	29.98 in
Dewpoint	75°F (24°C)
Visibility	10.00 mi
Last update	17 Aug 12:55 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

4 Miles WNW Waterloo OH

Flood Watch August 17, 01:13am until August 18, 02:00am

Click here for hazard details and duration

Flood Watch

Flood Watch August 17, 01:13am until August 18, 02:00am
NOW until 2:00am Tue
Flood Watch
Overnight
Low: 70 °F
Showers
Likely
Monday
High: 84 °F
Showers
Monday Night
Low: 65 °F
Showers
Likely then
Partly Cloudy
Tuesday
High: 83 °F
Decreasing
Clouds
Tuesday Night
Low: 63 °F
Mostly Clear
Wednesday
High: 85 °F
Mostly Sunny
Wednesday Night
Low: 65 °F
Mostly Cloudy
then Chance
Showers
Thursday
High: 80 °F
Chance
Showers then
Chance
T-storms

Detailed Forecast

Overnight

Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers and thunderstorms between 2am and 3am. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Monday

Showers and possibly a thunderstorm. High near 84. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday Night

Showers likely, mainly before 8pm. Partly cloudy, with a low around 65. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Tuesday

Mostly cloudy, then gradually becoming sunny, with a high near 83. Light north wind.

Tuesday Night

Mostly clear, with a low around 63. Calm wind.

Wednesday

Mostly sunny, with a high near 85.

Wednesday Night

A 40 percent chance of showers after 2am. Mostly cloudy, with a low around 65.

Thursday

A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 40%.

Thursday Night

A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.