National Weather Service Forecast for: Olney MD
Issued by: National Weather Service Baltimore, MD/Washington, D.C.
Updated: 6:53 pm EST Feb 2, 2026
 
Tonight

Tonight: Increasing clouds, with a low around 16. Calm wind.
Increasing
Clouds
Tuesday

Tuesday: A chance of snow, mainly after 4pm.  Increasing clouds, with a high near 37. Calm wind becoming southwest around 5 mph.  Chance of precipitation is 30%.
Mostly Sunny
then Chance
Snow
Tuesday
Night
Tuesday Night: Snow likely, mainly before 1am.  Mostly cloudy, with a low around 24. Calm wind becoming north around 5 mph after midnight.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Snow Likely

Wednesday

Wednesday: Mostly sunny, with a high near 31. North wind around 7 mph.
Mostly Sunny

Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 12. Northwest wind 3 to 6 mph.
Partly Cloudy

Thursday

Thursday: Mostly sunny, with a high near 28.
Mostly Sunny

Thursday
Night
Thursday Night: Partly cloudy, with a low around 12.
Partly Cloudy

Friday

Friday: A chance of snow.  Mostly cloudy, with a high near 35. Chance of precipitation is 40%.
Chance Snow

Friday
Night
Friday Night: Partly cloudy, with a low around 13.
Partly Cloudy

Lo 16 °F Hi 37 °F Lo 24 °F Hi 31 °F Lo 12 °F Hi 28 °F Lo 12 °F Hi 35 °F Lo 13 °F

 

Tonight
 
Increasing clouds, with a low around 16. Calm wind.
Tuesday
 
A chance of snow, mainly after 4pm. Increasing clouds, with a high near 37. Calm wind becoming southwest around 5 mph. Chance of precipitation is 30%.
Tuesday Night
 
Snow likely, mainly before 1am. Mostly cloudy, with a low around 24. Calm wind becoming north around 5 mph after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday
 
Mostly sunny, with a high near 31. North wind around 7 mph.
Wednesday Night
 
Partly cloudy, with a low around 12. Northwest wind 3 to 6 mph.
Thursday
 
Mostly sunny, with a high near 28.
Thursday Night
 
Partly cloudy, with a low around 12.
Friday
 
A chance of snow. Mostly cloudy, with a high near 35. Chance of precipitation is 40%.
Friday Night
 
Partly cloudy, with a low around 13.
Saturday
 
Sunny, with a high near 21. Blustery.
Saturday Night
 
Partly cloudy, with a low around 8.
Sunday
 
Mostly sunny, with a high near 23.
Sunday Night
 
Partly cloudy, with a low around 10.
Monday
 
Mostly sunny, with a high near 27.

 

Forecast from NOAA-NWS for Olney MD.