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 into the morning. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Thunderstorm in Vicinity

64°F

18°C

Humidity	NA
Wind Speed	Vrbl 3 mph
Barometer	30.12 in (1021.0 mb)
Dewpoint	N/A
Visibility	10.00 mi
Last update	1 Apr 9:56 pm EDT

More Information:

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

Extended Forecast for

Dayton MD

Tonight
Low: 56 °F
Showers
Likely and
Patchy Fog
Thursday
High: 57 °F⇓
Patchy Fog
then Slight
Chance
Showers
Thursday Night
Low: 48 °F
Chance
Showers then
Mostly Cloudy
Friday
High: 80 °F
Mostly Sunny
Friday Night
Low: 63 °F
Slight Chance
Showers
Saturday
High: 82 °F
Mostly Sunny
then Slight
Chance
Showers
Saturday Night
Low: 60 °F
Partly Cloudy
then Chance
Showers
Sunday
High: 70 °F
Showers
Sunday Night
Low: 39 °F
Mostly Cloudy

Detailed Forecast

Tonight

Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 2am, then a chance of showers after 2am. Patchy fog after midnight. Otherwise, cloudy, with a low around 56. Light northeast wind. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

A slight chance of showers after 2pm. Patchy fog before 11am. Otherwise, cloudy, with a temperature falling to around 52 by 4pm. East wind 5 to 9 mph. Chance of precipitation is 20%.

Thursday Night

A chance of showers, mainly between 7pm and 8pm. Mostly cloudy, with a low around 48. East wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

Friday

Mostly sunny, with a high near 80. Southeast wind 6 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.

Friday Night

A slight chance of showers before 2am. Mostly cloudy, with a low around 63. Southwest wind around 7 mph. Chance of precipitation is 20%.

Saturday

A slight chance of showers after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 20%.

Saturday Night

A chance of showers after 2am. Partly cloudy, with a low around 60. Chance of precipitation is 30%.

Sunday

Showers, mainly after 8am. High near 70. Chance of precipitation is 80%.

Sunday Night

Mostly cloudy, with a low around 39.