Heavy Rainfall and Severe Thunderstorms in the Midwest and Ohio Valley Tuesday

Multiple rounds of severe thunderstorms appear likely Tuesday across the Midwest and Ohio Valley, with severe wind gusts in excess of 75 mph as the primary threat. Heavy to excessive rainfall may lead to considerable flash and urban flooding impacts Tuesday across portions of the Ohio Valley. A Moderate Risk (level 3 of 4) of excessive rainfall has been issued. Read More >

Current conditions at

Frederick Municipal Airport (KFDK)

Lat: 39.42°NLon: 77.37°WElev: 269ft.

Partly Cloudy

69°F

21°C

Humidity	100%
Wind Speed	SE 3 mph
Barometer	30.00 in
Dewpoint	69°F (21°C)
Visibility	10.00 mi
Last update	11 Aug 1:55 am EDT

More Information:

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

Extended Forecast for

Monrovia MD

Overnight
Low: 71 °F
Mostly Cloudy
Tuesday
High: 87 °F
Partly Sunny
then Showers
Likely
Tuesday Night
Low: 68 °F
Showers
Likely then
Chance
Showers
Wednesday
High: 84 °F
Partly Sunny
then Slight
Chance
T-storms
Wednesday Night
Low: 68 °F
Chance
Showers
Thursday
High: 86 °F
Slight Chance
Showers then
Slight Chance
T-storms
Thursday Night
Low: 68 °F
Chance
Showers
Friday
High: 81 °F
Chance
Showers
Friday Night
Low: 62 °F
Partly Cloudy

Detailed Forecast

Overnight

Mostly cloudy, with a low around 71. Light west wind.

Tuesday

A chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 87. West wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

Showers and thunderstorms likely before 1am, then a chance of showers after 5am. Mostly cloudy, with a low around 68. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

A slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Northwest wind 3 to 5 mph. Chance of precipitation is 20%.

Wednesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Calm wind. Chance of precipitation is 40%.

Thursday

A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 20%.

Thursday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.

Friday

A chance of showers before 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.

Friday Night

Partly cloudy, with a low around 62.