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

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Overcast

58°F

14°C

Humidity 58%
Wind Speed Calm
Barometer 29.74 in (1007.9 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 11 Nov 8:53 pm EST
Extended Forecast for

Saint Thomas PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers, mainly before 11am. Patchy fog between 9am and 10am. High near 56. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A chance of showers before 3am, then a chance of showers after 4am. Mostly cloudy, with a low around 37. Northwest wind 9 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 47. Northwest wind 11 to 13 mph, with gusts as high as 25 mph.

    High: 47 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31. Northwest wind 6 to 8 mph.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 47. Calm wind.
Thursday
Showers, mainly before 11am. Patchy fog between 9am and 10am. High near 56. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of showers before 3am, then a chance of showers after 4am. Mostly cloudy, with a low around 37. Northwest wind 9 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Partly sunny, with a high near 47. Northwest wind 11 to 13 mph, with gusts as high as 25 mph.
Friday Night
Mostly cloudy, with a low around 31. Northwest wind 6 to 8 mph.
Saturday
Partly sunny, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 33.
Sunday
Partly sunny, with a high near 51.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 51.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 53.
Tuesday Night
Mostly clear, with a low around 29.
Wednesday
Sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Thomas PA
 39.92°N 77.8°W (Elev. 610 ft)
Last Update:
8:21 pm EST Nov 11, 2026
Forecast Valid:
9pm EST Nov 11, 2026-6pm EST Nov 18, 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