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Waterloo, Maryland Weather Forecast
Waterloo, Maryland Weather
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Weather Forecast for Waterloo, Maryland : Frederick County
Issued: 12:29 pm EST Nov 7, 2025 Latitude: 39.5578769 Longitude: -77.5686003 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Saturday Sunday Monday Veterans Day Wednesday Thursday
Mostly Cloudy on This Afternoon 80% chance of rain on Tonight Sunny on Saturday 60% chance of rain on Sunday Mostly Sunny on Monday Mostly Sunny on Veterans Day Mostly Sunny on Wednesday Mostly Sunny on Thursday
High: 57°F Low: 49°F High: 62°F High: 62°F High: 43°F High: 42°F High: 54°F High: 50°F
Low: 46°F Low: 36°F Low: 28°F Low: 33°F Low: 38°F  
Mostly Cloudy Rain Sunny Rain Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
HAGERSTOWN - (KHGR)
61°
Clear
as of 12:53 PM EST
Rel. Humidity: 44%
Dew Point: 39°F
Visibility: 10 Miles
Pressure: 29.78 in.
Flight Rule: VFR
Wind Data
22 MPH
Gust: 30 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
FREDERICK MUNICIPAL AIR - (KFDK)
61°
Mostly Clear
as of 12:50 PM EST
Rel. Humidity: 38%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 29.86 in.
Flight Rule: VFR
Wind Data
14 MPH
Gust: 28 MPH
200° South
Cloud Level(s): Few at 8000ft
Current Conditions at
MARTINSBURG - (KMRB)
64°
Clear
as of 12:53 PM EST
Rel. Humidity: 45%
Dew Point: 43°F
Visibility: 10 Miles
Pressure: 29.78 in.
Flight Rule: VFR
Wind Data
15 MPH
Gust: 23 MPH
160° South
Cloud Level(s): Clear
Mostly Cloudy on This Afternoon This Afternoon... Mostly cloudy, with a high near 57. South wind around 18 mph, with gusts as high as 31 mph.

80% chance of rain Tonight Tonight... Showers, mainly before 4am. Low around 49. South wind 6 to 14 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Sunny on Saturday Saturday... Sunny, with a high near 62. Northwest wind 6 to 8 mph.

20% chance of rain Saturday Night Saturday Night... A slight chance of showers after 1am. Mostly cloudy, with a low around 46. Light southeast wind. Chance of precipitation is 20%.

60% chance of rain Sunday Sunday... Showers likely. Mostly cloudy, with a high near 62. Southeast wind 6 to 10 mph becoming west in the afternoon. Chance of precipitation is 60%.

30% chance of rain Sunday Night Sunday Night... A chance of showers before 1am. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 43.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 28.

Mostly Sunny on Veterans Day Veterans Day... Mostly sunny, with a high near 42.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 33.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 54.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 38.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 50.

Sun Almanac for Waterloo, Maryland
Sunrise: 06:46 AM
Sunset: 5:02 PM
Civil Sunrise:06:18 AM
Civil Sunset: 5:30 PM
Nautical Sunrise: 05:46 AM
Nautical Sunset: 6:02 PM
Astro Sunrise: 05:14 AM
Astro Sunset: 6:34 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.