Severe Storms and Heavy Rain in Texas; Record Heat Along the East Coast

Scattered severe storms with large hail, isolated severe gusts, and localized flooding are expected across parts of west Texas. Isolated flash flooding is also possible in the central Gulf coast. An early season heat wave will continue to impact the eastern U.S. today, before isolated severe storms move across the central Appalachians into the Mid-Atlantic and far southern New England. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

89°F

32°C

Humidity	48%
Wind Speed	W 9 mph
Barometer	30.06 in (1018.8 mb)
Dewpoint	67°F (19°C)
Visibility	10.00 mi
Heat Index	92°F (33°C)
Last update	20 May 11:56 am EDT

More Information:

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

Extended Forecast for

Highland MD

This Afternoon
High: 93 °F
T-storms
Likely
Tonight
Low: 56 °F
T-storms
Likely then
Chance
Showers
Thursday
High: 65 °F
Showers
Thursday Night
Low: 51 °F
Showers
Likely
Friday
High: 61 °F
Showers
Friday Night
Low: 48 °F
Showers
Saturday
High: 62 °F
Showers
Saturday Night
Low: 53 °F
Showers
Likely
Sunday
High: 68 °F
Chance
Showers

Detailed Forecast

This Afternoon

A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then showers and thunderstorms likely after 5pm. Increasing clouds, with a high near 93. West wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms likely before 5am, then a chance of showers. Cloudy, with a low around 56. North wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Thursday

Showers and possibly a thunderstorm. High near 65. Northeast wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday Night

Showers likely, mainly after 2am. Mostly cloudy, with a low around 51. Light northeast wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

Friday

Showers. High near 61. East wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

Friday Night

Showers. Low around 48. Chance of precipitation is 90%.

Saturday

Showers. High near 62. Chance of precipitation is 90%.

Saturday Night

Showers likely, mainly before 2am. Cloudy, with a low around 53. Chance of precipitation is 60%.

Sunday

A chance of showers before 2pm. Mostly cloudy, with a high near 68. Chance of precipitation is 40%.

Sunday Night

A chance of showers after 8pm. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.