Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains today. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Mostly Cloudy

64°F

18°C

Humidity	NA
Wind Speed	Calm
Barometer	30.07 in (1019.6 mb)
Dewpoint	N/A
Visibility	10.00 mi
Last update	1 Apr 7:56 pm EDT

More Information:

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

Extended Forecast for

Derwood MD

Tonight
Low: 58 °F
Showers
Likely then
Chance
T-storms and
Patchy Fog
Thursday
High: 60 °F
Patchy Fog
then Mostly
Cloudy
Thursday Night
Low: 49 °F
Chance
Showers then
Mostly Cloudy
Friday
High: 82 °F
Mostly Sunny
Friday Night
Low: 64 °F
Slight Chance
Showers
Saturday
High: 85 °F
Mostly Sunny
then Slight
Chance
Showers
Saturday Night
Low: 61 °F
Partly Cloudy
then Chance
Showers
Sunday
High: 71 °F
Showers
Sunday Night
Low: 41 °F
Mostly Cloudy

Detailed Forecast

Tonight

Showers and thunderstorms likely before 2am, then a chance of showers. Patchy fog after midnight. Otherwise, cloudy, with a low around 58. Light and variable wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

Patchy fog before 11am. Otherwise, cloudy, with a high near 60. East wind 3 to 8 mph.

Thursday Night

A chance of showers before 8pm. Mostly cloudy, with a low around 49. East wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

Friday

Mostly sunny, with a high near 82. Southwest wind 6 to 13 mph, with gusts as high as 22 mph.

Friday Night

A slight chance of showers before 2am. Mostly cloudy, with a low around 64. Southwest wind around 7 mph. Chance of precipitation is 20%.

Saturday

A slight chance of showers after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 20%.

Saturday Night

A chance of showers after 2am. Partly cloudy, with a low around 61. Chance of precipitation is 30%.

Sunday

Showers, mainly after 8am. High near 71. Chance of precipitation is 80%.

Sunday Night

Mostly cloudy, with a low around 41.