Antietam, Maryland Weather
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Weather Forecast for Antietam, Maryland : Washington County
Issued: 7:29 am EDT Jun 25, 2025 Latitude: 39.416211 Longitude: -77.7422152 View on Google Maps

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Today Tonight Thursday Friday Saturday Sunday Monday Tuesday
30% chance of thunderstorms on Today 30% chance of thunderstorms on Tonight 70% chance of thunderstorms on Thursday 50% chance of thunderstorms on Friday 60% chance of thunderstorms on Saturday 50% chance of thunderstorms on Sunday 60% chance of thunderstorms on Monday 60% chance of thunderstorms on Tuesday
High: 98°F Low: 75°F High: 94°F High: 83°F High: 91°F High: 91°F High: 92°F High: 92°F
Low: 72°F Low: 71°F Low: 72°F Low: 71°F Low: 73°F  
Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
MARTINSBURG - (KMRB)
84°
Clear
as of 8:53 AM EDST
Rel. Humidity: 70%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.14 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
FREDERICK MUNICIPAL AIR - (KFDK)
88°
Feels like 97°F
Clear
as of 8:47 AM EDST
Rel. Humidity: 66%
Dew Point: 75°F
Visibility: 10 Miles
Pressure: 30.13 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
HAGERSTOWN - (KHGR)
84°
Clear
as of 8:53 AM EDST
Rel. Humidity: 70%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
3 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
LEESBURG/GODFREY - (KJYO)
88°
Feels like 99°F
Clear
as of 9:15 AM EDST
Rel. Humidity: 70%
Dew Point: 77°F
Visibility: 10 Miles
Pressure: 30.15 in.
Flight Rule: VFR
Wind Data
3 MPH
340° North
Cloud Level(s): Clear
30% chance of thunderstorms Today Today... Scattered showers and thunderstorms after 2pm. Sunny and hot, with a high near 98. Heat index values as high as 107. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%.
30% chance of thunderstorms Tonight Tonight... Scattered showers and thunderstorms before 2am, then isolated showers between 2am and 3am. Partly cloudy, with a low around 75. Light and variable wind. Chance of precipitation is 30%.
70% chance of thunderstorms Thursday Thursday... A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 94. Heat index values as high as 107. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
70% chance of thunderstorms Thursday Night Thursday Night... Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 72. Light southeast wind. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
50% chance of thunderstorms Friday Friday... A chance of showers, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 83. East wind around 6 mph. Chance of precipitation is 50%.
40% chance of thunderstorms Friday Night Friday Night... A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
60% chance of thunderstorms Saturday Saturday... Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 91. Chance of precipitation is 60%.
60% chance of thunderstorms Saturday Night Saturday Night... Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
50% chance of thunderstorms Sunday Sunday... A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 50%.
30% chance of thunderstorms Sunday Night Sunday Night... A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
60% chance of thunderstorms Monday Monday... Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
60% chance of thunderstorms Monday Night Monday Night... Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
60% chance of thunderstorms Tuesday Tuesday... Showers likely and possibly a thunderstorm. Partly sunny, with a high near 92. Chance of precipitation is 60%.
Current Radar Image


Sun Almanac for Antietam, Maryland
Sunrise: 05:46 AM
Sunset: 8:42 PM
Civil Sunrise:05:13 AM
Civil Sunset: 9:14 PM
Nautical Sunrise: 04:32 AM
Nautical Sunset: 9:55 PM
Astro Sunrise: 03:45 AM
Astro Sunset: 10:43 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.