Current conditions at
Gaithersburg - Montgomery County Airport (KGAI)
Lat: 39.17°NLon: 77.17°WElev: 495ft.
Fair with Haze
63°F
17°C
| Humidity | NA |
| Wind Speed | Calm |
| Barometer | 29.98 in (1016.2 mb) |
| Dewpoint | N/A |
| Visibility | 5.00 mi |
| Last update | 19 Aug 6:56 am EDT |
Extended Forecast for
3 Miles SSW North Potomac MD
Today
High: 88 °F
Patchy Fog
then SunnyTonight
Low: 70 °F
Partly Cloudy
Thursday
High: 83 °F
Slight Chance
Showers then
Showers
LikelyThursday Night
Low: 65 °F
Showers
Likely then
Slight Chance
ShowersFriday
High: 82 °F
Chance
ShowersFriday Night
Low: 67 °F
Chance
T-storms then
Chance
ShowersSaturday
High: 83 °F
Chance
ShowersSaturday Night
Low: 67 °F
Chance
ShowersSunday
High: 84 °F
Mostly Sunny
then Slight
Chance
T-storms
Detailed Forecast
Today
Patchy fog before 9am. Otherwise, sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon.
Tonight
Partly cloudy, with a low around 70. Calm wind.
Thursday
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 83. Calm wind becoming southwest around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely before 8pm, then a slight chance of showers between 8pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 65. Light north wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers, with thunderstorms also possible after 5pm. Mostly sunny, with a high near 82. North wind around 5 mph becoming east in the afternoon. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Saturday
A chance of showers. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 65.
Monday
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Sunny, with a high near 84.
Additional Forecasts and Information
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Point Forecast:
3 Miles SSW North Potomac MD
39.07°N 77.25°W (Elev. 299 ft)
39.07°N 77.25°W (Elev. 299 ft)
5:22 am EDT Aug 19, 2026
7am EDT Aug 19, 2026-6pm EDT Aug 25, 2026
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