Current conditions at
Gaithersburg - Montgomery County Airport (KGAI)
Lat: 39.17°NLon: 77.17°WElev: 495ft.
Fair
73°F
23°C
| Humidity | 34% |
| Wind Speed | S 8 mph |
| Barometer | 30.25 in (1025.6 mb) |
| Dewpoint | 43°F (6°C) |
| Visibility | 10.00 mi |
| Last update | 10 Apr 1:56 pm EDT |
Extended Forecast for
Olney MD
This Afternoon
High: 74 °F
Sunny
Tonight
Low: 52 °F
Partly Cloudy
Saturday
High: 66 °F
Sunny
Saturday Night
Low: 45 °F
Mostly Clear
Sunday
High: 70 °F
Mostly Sunny
Sunday Night
Low: 56 °F
Mostly Cloudy
Monday
High: 81 °F
Mostly Cloudy
Monday Night
Low: 61 °F
Partly Cloudy
Tuesday
High: 86 °F
Mostly Sunny
Detailed Forecast
This Afternoon
Sunny, with a high near 74. South wind around 8 mph.
Tonight
Partly cloudy, with a low around 52. South wind around 7 mph becoming west after midnight.
Saturday
Sunny, with a high near 66. North wind 8 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 45. Calm wind.
Sunday
Mostly sunny, with a high near 70. South wind 5 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 56.
Monday
Mostly cloudy, with a high near 81.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Partly sunny, with a high near 89.
Wednesday Night
Mostly cloudy, with a low around 66.
Thursday
Partly sunny, with a high near 85.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Olney MD
39.16°N 77.06°W (Elev. 486 ft)
39.16°N 77.06°W (Elev. 486 ft)
2:12 pm EDT Apr 10, 2026
2pm EDT Apr 10, 2026-6pm EDT Apr 16, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
