Portsmouth Weather Forecast for Tomorrow
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 92. Heat index values as high as 100. Southwest wind 8 to 11 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Showers and thunderstorms likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 75. Southwest wind 7 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.