National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Fire Weather in the Central and Southern Plains; Pacific Storms Impacting the West

Gusty to high winds and low relative humidity will bring elevated to critical fire weather to the central and southern Plains into Wednesday. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain, and heavy mountain snow. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fog/Mist

34°F

1°C

Humidity NA
Wind Speed SE 7 mph
Barometer 30.18 in (1023.8 mb)
Dewpoint N/A
Visibility 3.00 mi
Wind Chill28°F (-2°C)
Last update 17 Feb 1:56 am EST
Extended Forecast for

Olney MD

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 31. Light south wind.

    Low: 31 °F

    Patchy Fog

  • Tuesday

    Tuesday: Areas of fog before 10am. Otherwise, partly sunny, with a high near 53. Calm wind becoming southwest around 5 mph.

    High: 53 °F

    Areas Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Cloudy, with a low around 41. Light southeast wind.

    Low: 41 °F

    Cloudy

  • Wednesday

    Wednesday: A chance of rain after 1pm. Mostly cloudy, with a high near 58. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 30%.

    High: 58 °F

    Cloudy then
    Chance Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43. West wind 5 to 8 mph.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 54. Chance of precipitation is 50%.

    High: 54 °F

    Slight Chance
    Rain then
    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely. Cloudy, with a low around 40. Chance of precipitation is 70%.

    Low: 40 °F

    Rain Likely

  • Friday

    Friday: Rain, mainly before 1pm. High near 54. Chance of precipitation is 80%.

    High: 54 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain after 1am. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 31. Light south wind.
Tuesday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 53. Calm wind becoming southwest around 5 mph.
Tuesday Night
Cloudy, with a low around 41. Light southeast wind.
Wednesday
A chance of rain after 1pm. Mostly cloudy, with a high near 58. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 43. West wind 5 to 8 mph.
Thursday
A chance of rain, mainly after 1pm. Mostly cloudy, with a high near 54. Chance of precipitation is 50%.
Thursday Night
Rain likely. Cloudy, with a low around 40. Chance of precipitation is 70%.
Friday
Rain, mainly before 1pm. High near 54. Chance of precipitation is 80%.
Friday Night
A chance of rain after 1am. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.
Saturday
A chance of rain before 1pm. Partly sunny, with a high near 50. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Partly cloudy, with a low around 34. Chance of precipitation is 40%.
Sunday
A chance of rain and snow. Partly sunny, with a high near 41. Chance of precipitation is 40%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 38.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Olney MD
 39.16°N 77.06°W (Elev. 486 ft)
Last Update:
1:53 am EST Feb 17, 2026
Forecast Valid:
2am EST Feb 17, 2026-6pm EST Feb 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation