Today in Rockville, after squalls early in the day, the instability will decrease considerably.
Overcast skies with storms likely in the morning, overcast skies and reduced visibility in the afternoon. Some heavy showers in the morning, drizzle intensifying and turning to rain in the afternoon. Light winds.
The reliability of the situation is very good.
Temperatures will vary between 14 and 18°C.
Tonight, overcast and misty, reduced visibility.
Drizzle fading over time. Light winds.