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 >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Thunderstorm Heavy Rain Fog/Mist

69°F

21°C

Humidity	87%
Wind Speed	N 9 G 32 mph
Barometer	30.06 in (1018.9 mb)
Dewpoint	65°F (18°C)
Visibility	2.00 mi
Last update	1 Apr 5:56 pm EDT

More Information:

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

Extended Forecast for

Rockville MD

Tonight
Low: 61 °F
Showers then
Scattered
Showers and
Patchy Fog
Thursday
High: 74 °F
Patchy Fog
then Chance
Showers
Thursday Night
Low: 52 °F
Chance
Showers then
Mostly Cloudy
Friday
High: 82 °F
Mostly Sunny
Friday Night
Low: 65 °F
Slight Chance
Showers
Saturday
High: 84 °F
Mostly Sunny
then Slight
Chance
Showers
Saturday Night
Low: 62 °F
Partly Cloudy
then Chance
Showers
Sunday
High: 71 °F
Showers
Sunday Night
Low: 42 °F
Mostly Cloudy

Detailed Forecast

Tonight

Showers and possibly a thunderstorm before 11pm, then scattered showers and thunderstorms between 11pm and 2am, then isolated showers after 2am. Patchy fog after 5am. Low around 61. South wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday

A chance of showers, with thunderstorms also possible after 5pm. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 74. East wind 3 to 8 mph. Chance of precipitation is 30%.

Thursday Night

A chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 52. East wind 7 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 7 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 65. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.

Saturday

A slight chance of showers after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 20%.

Saturday Night

A chance of showers after 2am. Partly cloudy, with a low around 62. 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 42.