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NWS Survey Confirms EF-0 Tornado Near New Windsor on Monday, March 16, 2026

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Mostly Cloudy

48°F

9°C

Humidity	NA
Wind Speed	Calm
Barometer	29.81 in (1010.8 mb)
Dewpoint	N/A
Visibility	10.00 mi
Last update	21 Mar 5:56 am EDT

More Information:

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

Extended Forecast for

Olney MD

Today
High: 63 °F
Mostly Sunny
Tonight
Low: 46 °F
Partly Cloudy
Sunday
High: 79 °F
Partly Sunny
Sunday Night
Low: 48 °F
Chance Rain
then Rain
Likely
Monday
High: 55 °F
Rain Likely
then Chance
Rain
Monday Night
Low: 31 °F
Mostly Clear
Tuesday
High: 49 °F
Sunny
Tuesday Night
Low: 36 °F
Mostly Cloudy
Wednesday
High: 58 °F
Partly Sunny

Detailed Forecast

Today

Mostly sunny, with a high near 63. North wind around 7 mph.

Tonight

Partly cloudy, with a low around 46. Light and variable wind becoming south around 6 mph after midnight.

Sunday

Partly sunny, with a high near 79. Southwest wind 6 to 10 mph.

Sunday Night

A chance of rain before 11pm, then a chance of rain and thunderstorms between 11pm and 2am, then rain likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 48. Southwest wind around 9 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Monday

Rain likely, mainly before 8am. Partly sunny, with a high near 55. North wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

Monday Night

Mostly clear, with a low around 31.

Tuesday

Sunny, with a high near 49.

Tuesday Night

Mostly cloudy, with a low around 36.

Wednesday

Partly sunny, with a high near 58.

Wednesday Night

Mostly cloudy, with a low around 41.

Thursday

Partly sunny, with a high near 62.