Critical Fire Weather and Severe Thunderstorm Threats This Week

Gusty winds and low relative humidity will contribute to critical fire weather Monday over parts of the central and southern High Plains. Scattered to widespread severe thunderstorms may bring damaging winds, large hail, and tornadoes Monday through Thursday over the lower Mississippi River Valley and southern Plains into the Midwest and Ohio Valley. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

43°F

6°C

Humidity	76%
Wind Speed	SE 3 mph
Barometer	30.02 in (1017.8 mb)
Dewpoint	36°F (2°C)
Visibility	10.00 mi
Last update	9 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: 70 °F
Sunny
Tonight
Low: 46 °F
Mostly Clear
Tuesday
High: 76 °F
Sunny
Tuesday Night
Low: 57 °F
Partly Cloudy
Wednesday
High: 77 °F
Slight Chance
Rain then
Chance Rain
Wednesday Night
Low: 44 °F
Rain Likely
Thursday
High: 52 °F
Breezy. Rain
Likely then
Rain/Snow
Likely
Thursday Night
Low: 31 °F
Chance
Rain/Snow
then Mostly
Clear
Friday
High: 53 °F
Partly Sunny

Detailed Forecast

Today

Sunny, with a high near 70. Calm wind becoming south around 6 mph in the afternoon.

Tonight

Mostly clear, with a low around 46. Calm wind.

Tuesday

Sunny, with a high near 76. Calm wind becoming south 5 to 7 mph in the afternoon.

Tuesday Night

Partly cloudy, with a low around 57. Light south wind.

Wednesday

A chance of rain, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 77. South wind 5 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.

Wednesday Night

A chance of rain and thunderstorms, then rain likely after 8pm. Mostly cloudy, with a low around 44. Chance of precipitation is 70%.

Thursday

Rain likely before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 52. Breezy. Chance of precipitation is 60%.

Thursday Night

A chance of rain and snow before 8pm. Mostly clear, with a low around 31. Chance of precipitation is 30%.

Friday

Partly sunny, with a high near 53.

Friday Night

Partly cloudy, with a low around 39.

Saturday

Partly sunny, with a high near 53.